#include <cstring>
#include <vector>
#include <utility>

#include "dxvk_device.h"
#include "dxvk_context.h"

namespace dxvk {
  
  DxvkContext::DxvkContext(const Rc<DxvkDevice>& device, DxvkContextType type)
  : m_device      (device),
    m_type        (type),
    m_common      (&device->m_objects),
    m_sdmaAcquires(DxvkCmdBuffer::SdmaBuffer),
    m_sdmaBarriers(DxvkCmdBuffer::SdmaBuffer),
    m_initBarriers(DxvkCmdBuffer::InitBuffer),
    m_execAcquires(DxvkCmdBuffer::ExecBuffer),
    m_execBarriers(DxvkCmdBuffer::ExecBuffer),
    m_queryManager(m_common->queryPool()),
    m_staging     (device, StagingBufferSize) {
    // Init framebuffer info with default render pass in case
    // the app does not explicitly bind any render targets
    m_state.om.framebufferInfo = makeFramebufferInfo(m_state.om.renderTargets);
    m_descriptorManager = new DxvkDescriptorManager(device.ptr(), type);

    // Default destination barriers for graphics pipelines
    m_globalRoGraphicsBarrier.stages = m_device->getShaderPipelineStages()
                                     | VK_PIPELINE_STAGE_TRANSFER_BIT
                                     | VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT
                                     | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT
                                     | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
    m_globalRoGraphicsBarrier.access = 0;

    if (m_device->features().extTransformFeedback.transformFeedback)
      m_globalRoGraphicsBarrier.stages |= VK_PIPELINE_STAGE_TRANSFORM_FEEDBACK_BIT_EXT;

    m_globalRwGraphicsBarrier = m_globalRoGraphicsBarrier;
    m_globalRwGraphicsBarrier.stages |= VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT
                                     |  VK_PIPELINE_STAGE_VERTEX_INPUT_BIT;

    m_globalRwGraphicsBarrier.access |= VK_ACCESS_INDIRECT_COMMAND_READ_BIT
                                     |  VK_ACCESS_INDEX_READ_BIT
                                     |  VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT
                                     |  VK_ACCESS_UNIFORM_READ_BIT
                                     |  VK_ACCESS_SHADER_READ_BIT
                                     |  VK_ACCESS_COLOR_ATTACHMENT_READ_BIT
                                     |  VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT
                                     |  VK_ACCESS_TRANSFER_READ_BIT;

    if (m_device->features().extTransformFeedback.transformFeedback)
      m_globalRwGraphicsBarrier.access |= VK_ACCESS_TRANSFORM_FEEDBACK_COUNTER_READ_BIT_EXT;

    // Store the lifetime tracking bit as a context feature so
    // that we don't have to scan device features at draw time
    if (m_device->mustTrackPipelineLifetime())
      m_features.set(DxvkContextFeature::TrackGraphicsPipeline);

    // Variable multisample rate is needed to efficiently support
    // rendering without bound render targets, otherwise we may
    // have to interrupt the current render pass whenever the
    // requested rasterizer sample count changes
    if (m_device->features().core.features.variableMultisampleRate)
      m_features.set(DxvkContextFeature::VariableMultisampleRate);

    // Maintenance5 introduced a bounded BindIndexBuffer function
    if (m_device->features().khrMaintenance5.maintenance5)
      m_features.set(DxvkContextFeature::IndexBufferRobustness);
  }
  
  
  DxvkContext::~DxvkContext() {
    
  }
  
  
  void DxvkContext::beginRecording(const Rc<DxvkCommandList>& cmdList) {
    m_cmd = cmdList;
    m_cmd->init();

    if (m_descriptorPool == nullptr)
      m_descriptorPool = m_descriptorManager->getDescriptorPool();

    this->beginCurrentCommands();
  }
  
  
  Rc<DxvkCommandList> DxvkContext::endRecording() {
    this->endCurrentCommands();

    if (m_descriptorPool->shouldSubmit(false)) {
      m_cmd->trackDescriptorPool(m_descriptorPool, m_descriptorManager);
      m_descriptorPool = m_descriptorManager->getDescriptorPool();
    }

    m_cmd->finalize();
    return std::exchange(m_cmd, nullptr);
  }


  void DxvkContext::endFrame() {
    if (m_descriptorPool->shouldSubmit(true)) {
      m_cmd->trackDescriptorPool(m_descriptorPool, m_descriptorManager);
      m_descriptorPool = m_descriptorManager->getDescriptorPool();
    }
  }


  void DxvkContext::flushCommandList(DxvkSubmitStatus* status) {
    m_device->submitCommandList(
      this->endRecording(), status);
    
    this->beginRecording(
      m_device->createCommandList());
  }
  
  
  void DxvkContext::beginQuery(const Rc<DxvkGpuQuery>& query) {
    m_queryManager.enableQuery(m_cmd, query);
  }


  void DxvkContext::endQuery(const Rc<DxvkGpuQuery>& query) {
    m_queryManager.disableQuery(m_cmd, query);
  }
  
  
  void DxvkContext::blitImage(
    const Rc<DxvkImage>&        dstImage,
    const VkComponentMapping&   dstMapping,
    const Rc<DxvkImage>&        srcImage,
    const VkComponentMapping&   srcMapping,
    const VkImageBlit&          region,
          VkFilter              filter) {
    this->spillRenderPass(true);
    this->prepareImage(dstImage, vk::makeSubresourceRange(region.dstSubresource));
    this->prepareImage(srcImage, vk::makeSubresourceRange(region.srcSubresource));

    auto mapping = util::resolveSrcComponentMapping(dstMapping, srcMapping);

    bool canUseFb = (srcImage->info().usage & VK_IMAGE_USAGE_SAMPLED_BIT)
                 && (dstImage->info().usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT)
                 && ((dstImage->info().flags & VK_IMAGE_CREATE_2D_ARRAY_COMPATIBLE_BIT)
                  || (dstImage->info().type != VK_IMAGE_TYPE_3D));

    bool useFb = dstImage->info().sampleCount != VK_SAMPLE_COUNT_1_BIT
              || !util::isIdentityMapping(mapping);

    if (!useFb) {
      this->blitImageHw(
        dstImage, srcImage,
        region, filter);
    } else if (canUseFb) {
      this->blitImageFb(
        dstImage, srcImage,
        region, mapping, filter);
    } else {
      Logger::err("DxvkContext: Unsupported blit operation");
    }
  }


  void DxvkContext::changeImageLayout(
    const Rc<DxvkImage>&        image,
          VkImageLayout         layout) {
    if (image->info().layout != layout) {
      this->spillRenderPass(true);

      VkImageSubresourceRange subresources = image->getAvailableSubresources();

      this->prepareImage(image, subresources);

      if (m_execBarriers.isImageDirty(image, subresources, DxvkAccess::Write))
        m_execBarriers.recordCommands(m_cmd);

      m_execBarriers.accessImage(image, subresources,
        image->info().layout,
        image->info().stages, 0,
        layout,
        image->info().stages,
        image->info().access);

      image->setLayout(layout);

      for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
        const DxvkAttachment& rt = m_state.om.renderTargets.color[i];
        if (rt.view != nullptr && rt.view->image() == image) {
          m_rtLayouts.color[i] = layout;
        }
      }

      const DxvkAttachment& ds = m_state.om.renderTargets.depth;
      if (ds.view != nullptr && ds.view->image() == image) {
        m_rtLayouts.depth = layout;
      }

      m_cmd->trackResource<DxvkAccess::Write>(image);
    }
  }


  void DxvkContext::clearBuffer(
    const Rc<DxvkBuffer>&       buffer,
          VkDeviceSize          offset,
          VkDeviceSize          length,
          uint32_t              value) {
    bool replaceBuffer = this->tryInvalidateDeviceLocalBuffer(buffer, length);
    auto bufferSlice = buffer->getSliceHandle(offset, align(length, sizeof(uint32_t)));

    if (!replaceBuffer) {
      this->spillRenderPass(true);
    
      if (m_execBarriers.isBufferDirty(bufferSlice, DxvkAccess::Write))
        m_execBarriers.recordCommands(m_cmd);
    }

    DxvkCmdBuffer cmdBuffer = replaceBuffer
      ? DxvkCmdBuffer::InitBuffer
      : DxvkCmdBuffer::ExecBuffer;

    if (length > sizeof(value)) {
      m_cmd->cmdFillBuffer(cmdBuffer,
        bufferSlice.handle,
        bufferSlice.offset,
        bufferSlice.length,
        value);
    } else {
      m_cmd->cmdUpdateBuffer(cmdBuffer,
        bufferSlice.handle,
        bufferSlice.offset,
        bufferSlice.length,
        &value);
    }

    auto& barriers = replaceBuffer
      ? m_initBarriers
      : m_execBarriers;

    barriers.accessBuffer(bufferSlice,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      buffer->info().stages,
      buffer->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(buffer);
  }
  
  
  void DxvkContext::clearBufferView(
    const Rc<DxvkBufferView>&   bufferView,
          VkDeviceSize          offset,
          VkDeviceSize          length,
          VkClearColorValue     value) {
    this->spillRenderPass(true);
    this->invalidateState();

    // The view range might have been invalidated, so
    // we need to make sure the handle is up to date
    bufferView->updateView();

    auto bufferSlice = bufferView->getSliceHandle();

    if (m_execBarriers.isBufferDirty(bufferSlice, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);
    
    // Query pipeline objects to use for this clear operation
    DxvkMetaClearPipeline pipeInfo = m_common->metaClear().getClearBufferPipeline(
      lookupFormatInfo(bufferView->info().format)->flags);
    
    // Create a descriptor set pointing to the view
    VkBufferView viewObject = bufferView->handle();
    
    VkDescriptorSet descriptorSet = m_descriptorPool->alloc(pipeInfo.dsetLayout);
    
    VkWriteDescriptorSet descriptorWrite = { VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET };
    descriptorWrite.dstSet           = descriptorSet;
    descriptorWrite.dstBinding       = 0;
    descriptorWrite.dstArrayElement  = 0;
    descriptorWrite.descriptorCount  = 1;
    descriptorWrite.descriptorType   = VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER;
    descriptorWrite.pTexelBufferView = &viewObject;
    m_cmd->updateDescriptorSets(1, &descriptorWrite);
    
    // Prepare shader arguments
    DxvkMetaClearArgs pushArgs = { };
    pushArgs.clearValue = value;
    pushArgs.offset = VkOffset3D {  int32_t(offset), 0, 0 };
    pushArgs.extent = VkExtent3D { uint32_t(length), 1, 1 };
    
    VkExtent3D workgroups = util::computeBlockCount(
      pushArgs.extent, pipeInfo.workgroupSize);
    
    m_cmd->cmdBindPipeline(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeline);
    m_cmd->cmdBindDescriptorSet(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeLayout, descriptorSet,
      0, nullptr);
    m_cmd->cmdPushConstants(
      pipeInfo.pipeLayout,
      VK_SHADER_STAGE_COMPUTE_BIT,
      0, sizeof(pushArgs), &pushArgs);
    m_cmd->cmdDispatch(
      workgroups.width,
      workgroups.height,
      workgroups.depth);
    
    m_execBarriers.accessBuffer(bufferSlice,
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_WRITE_BIT,
      bufferView->bufferInfo().stages,
      bufferView->bufferInfo().access);
    
    m_cmd->trackResource<DxvkAccess::None>(bufferView);
    m_cmd->trackResource<DxvkAccess::Write>(bufferView->buffer());
  }
  
  
  void DxvkContext::clearRenderTarget(
    const Rc<DxvkImageView>&    imageView,
          VkImageAspectFlags    clearAspects,
          VkClearValue          clearValue) {
    // Make sure the color components are ordered correctly
    if (clearAspects & VK_IMAGE_ASPECT_COLOR_BIT) {
      clearValue.color = util::swizzleClearColor(clearValue.color,
        util::invertComponentMapping(imageView->info().swizzle));
    }
    
    // Check whether the render target view is an attachment
    // of the current framebuffer and is included entirely.
    // If not, we need to create a temporary framebuffer.
    int32_t attachmentIndex = -1;
    
    if (m_state.om.framebufferInfo.isFullSize(imageView))
      attachmentIndex = m_state.om.framebufferInfo.findAttachment(imageView);

    if (attachmentIndex < 0) {
      // Suspend works here because we'll end up with one of these scenarios:
      // 1) The render pass gets ended for good, in which case we emit barriers
      // 2) The clear gets folded into render pass ops, so the layout is correct
      // 3) The clear gets executed separately, in which case updateFramebuffer
      //    will indirectly emit barriers for the given render target.
      // If there is overlap, we need to explicitly transition affected attachments.
      this->spillRenderPass(true);
      this->prepareImage(imageView->image(), imageView->subresources(), false);
    } else if (!m_state.om.framebufferInfo.isWritable(attachmentIndex, clearAspects)) {
      // We cannot inline clears if the clear aspects are not writable
      this->spillRenderPass(true);
    }

    if (m_flags.test(DxvkContextFlag::GpRenderPassBound)) {
      uint32_t colorIndex = std::max(0, m_state.om.framebufferInfo.getColorAttachmentIndex(attachmentIndex));

      VkClearAttachment clearInfo;
      clearInfo.aspectMask      = clearAspects;
      clearInfo.colorAttachment = colorIndex;
      clearInfo.clearValue      = clearValue;

      VkClearRect clearRect;
      clearRect.rect.offset.x       = 0;
      clearRect.rect.offset.y       = 0;
      clearRect.rect.extent.width   = imageView->mipLevelExtent(0).width;
      clearRect.rect.extent.height  = imageView->mipLevelExtent(0).height;
      clearRect.baseArrayLayer      = 0;
      clearRect.layerCount          = imageView->info().numLayers;

      m_cmd->cmdClearAttachments(1, &clearInfo, 1, &clearRect);
    } else
      this->deferClear(imageView, clearAspects, clearValue);
  }
  
  
  void DxvkContext::clearImageView(
    const Rc<DxvkImageView>&    imageView,
          VkOffset3D            offset,
          VkExtent3D            extent,
          VkImageAspectFlags    aspect,
          VkClearValue          value) {
    const VkImageUsageFlags viewUsage = imageView->info().usage;

    if (aspect & VK_IMAGE_ASPECT_COLOR_BIT) {
      value.color = util::swizzleClearColor(value.color,
        util::invertComponentMapping(imageView->info().swizzle));
    }
    
    if (viewUsage & (VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT))
      this->clearImageViewFb(imageView, offset, extent, aspect, value);
    else if (viewUsage & VK_IMAGE_USAGE_STORAGE_BIT)
      this->clearImageViewCs(imageView, offset, extent, value);
  }
  
  
  void DxvkContext::copyBuffer(
    const Rc<DxvkBuffer>&       dstBuffer,
          VkDeviceSize          dstOffset,
    const Rc<DxvkBuffer>&       srcBuffer,
          VkDeviceSize          srcOffset,
          VkDeviceSize          numBytes) {
    // When overwriting small buffers, we can allocate a new slice in order to
    // avoid suspending the current render pass or inserting barriers. The source
    // buffer must be read-only since otherwise we cannot schedule the copy early.
    bool srcIsReadOnly = DxvkBarrierSet::getAccessTypes(srcBuffer->info().access) == DxvkAccess::Read;
    bool replaceBuffer = srcIsReadOnly && this->tryInvalidateDeviceLocalBuffer(dstBuffer, numBytes);

    auto srcSlice = srcBuffer->getSliceHandle(srcOffset, numBytes);
    auto dstSlice = dstBuffer->getSliceHandle(dstOffset, numBytes);

    if (!replaceBuffer) {
      this->spillRenderPass(true);

      if (m_execBarriers.isBufferDirty(srcSlice, DxvkAccess::Read)
       || m_execBarriers.isBufferDirty(dstSlice, DxvkAccess::Write))
        m_execBarriers.recordCommands(m_cmd);
    }

    DxvkCmdBuffer cmdBuffer = replaceBuffer
      ? DxvkCmdBuffer::InitBuffer
      : DxvkCmdBuffer::ExecBuffer;

    VkBufferCopy2 copyRegion = { VK_STRUCTURE_TYPE_BUFFER_COPY_2 };
    copyRegion.srcOffset = srcSlice.offset;
    copyRegion.dstOffset = dstSlice.offset;
    copyRegion.size      = dstSlice.length;

    VkCopyBufferInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_BUFFER_INFO_2 };
    copyInfo.srcBuffer = srcSlice.handle;
    copyInfo.dstBuffer = dstSlice.handle;
    copyInfo.regionCount = 1;
    copyInfo.pRegions = &copyRegion;

    m_cmd->cmdCopyBuffer(cmdBuffer, &copyInfo);

    auto& barriers = replaceBuffer
      ? m_initBarriers
      : m_execBarriers;

    barriers.accessBuffer(srcSlice,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT,
      srcBuffer->info().stages,
      srcBuffer->info().access);

    barriers.accessBuffer(dstSlice,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      dstBuffer->info().stages,
      dstBuffer->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(dstBuffer);
    m_cmd->trackResource<DxvkAccess::Read>(srcBuffer);
  }
  
  
  void DxvkContext::copyBufferRegion(
    const Rc<DxvkBuffer>&       dstBuffer,
          VkDeviceSize          dstOffset,
          VkDeviceSize          srcOffset,
          VkDeviceSize          numBytes) {
    VkDeviceSize loOvl = std::max(dstOffset, srcOffset);
    VkDeviceSize hiOvl = std::min(dstOffset, srcOffset) + numBytes;

    if (hiOvl > loOvl) {
      DxvkBufferCreateInfo bufInfo;
      bufInfo.size    = numBytes;
      bufInfo.usage   = VK_BUFFER_USAGE_TRANSFER_DST_BIT
                      | VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
      bufInfo.stages  = VK_PIPELINE_STAGE_TRANSFER_BIT;
      bufInfo.access  = VK_ACCESS_TRANSFER_WRITE_BIT
                      | VK_ACCESS_TRANSFER_READ_BIT;

      auto tmpBuffer = m_device->createBuffer(
        bufInfo, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
      
      VkDeviceSize tmpOffset = 0;
      
      this->copyBuffer(tmpBuffer, tmpOffset, dstBuffer, srcOffset, numBytes);
      this->copyBuffer(dstBuffer, dstOffset, tmpBuffer, tmpOffset, numBytes);
    } else {
      this->copyBuffer(dstBuffer, dstOffset, dstBuffer, srcOffset, numBytes);
    }
  }


  void DxvkContext::copyBufferToImage(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset3D            dstOffset,
          VkExtent3D            dstExtent,
    const Rc<DxvkBuffer>&       srcBuffer,
          VkDeviceSize          srcOffset,
          VkDeviceSize          rowAlignment,
          VkDeviceSize          sliceAlignment) {
    this->spillRenderPass(true);
    this->prepareImage(dstImage, vk::makeSubresourceRange(dstSubresource));

    auto srcSlice = srcBuffer->getSliceHandle(srcOffset, 0);

    // We may copy to only one aspect at a time, but pipeline
    // barriers need to have all available aspect bits set
    auto dstFormatInfo = dstImage->formatInfo();

    auto dstSubresourceRange = vk::makeSubresourceRange(dstSubresource);
    dstSubresourceRange.aspectMask = dstFormatInfo->aspectMask;
    
    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isBufferDirty(srcSlice, DxvkAccess::Read))
      m_execBarriers.recordCommands(m_cmd);

    // Initialize the image if the entire subresource is covered
    VkImageLayout dstImageLayoutInitial  = dstImage->info().layout;
    VkImageLayout dstImageLayoutTransfer = dstImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);

    if (dstImage->isFullSubresource(dstSubresource, dstExtent))
      dstImageLayoutInitial = VK_IMAGE_LAYOUT_UNDEFINED;

    if (dstImageLayoutTransfer != dstImageLayoutInitial) {
      m_execAcquires.accessImage(
        dstImage, dstSubresourceRange,
        dstImageLayoutInitial,
        VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
        dstImageLayoutTransfer,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT);
    }
      
    m_execAcquires.recordCommands(m_cmd);

    this->copyImageBufferData<true>(DxvkCmdBuffer::ExecBuffer, dstImage, dstSubresource,
      dstOffset, dstExtent, dstImageLayoutTransfer, srcSlice, rowAlignment, sliceAlignment);

    m_execBarriers.accessImage(
      dstImage, dstSubresourceRange,
      dstImageLayoutTransfer,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);

    m_execBarriers.accessBuffer(srcSlice,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT,
      srcBuffer->info().stages,
      srcBuffer->info().access);
    
    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcBuffer);
  }
  
  
  void DxvkContext::copyImage(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset3D            dstOffset,
    const Rc<DxvkImage>&        srcImage,
          VkImageSubresourceLayers srcSubresource,
          VkOffset3D            srcOffset,
          VkExtent3D            extent) {
    this->spillRenderPass(true);

    if (this->copyImageClear(dstImage, dstSubresource, dstOffset, extent, srcImage, srcSubresource))
      return;

    this->prepareImage(dstImage, vk::makeSubresourceRange(dstSubresource));
    this->prepareImage(srcImage, vk::makeSubresourceRange(srcSubresource));

    bool useFb = dstSubresource.aspectMask != srcSubresource.aspectMask;

    if (m_device->perfHints().preferFbDepthStencilCopy) {
      useFb |= (dstSubresource.aspectMask == (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT))
            && (dstImage->info().usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT)
            && (srcImage->info().usage & VK_IMAGE_USAGE_SAMPLED_BIT);
    }

    if (!useFb) {
      this->copyImageHw(
        dstImage, dstSubresource, dstOffset,
        srcImage, srcSubresource, srcOffset,
        extent);
    } else {
      this->copyImageFb(
        dstImage, dstSubresource, dstOffset,
        srcImage, srcSubresource, srcOffset,
        extent);
    }
  }
  
  
  void DxvkContext::copyImageRegion(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset3D            dstOffset,
          VkOffset3D            srcOffset,
          VkExtent3D            extent) {
    VkOffset3D loOvl = {
      std::max(dstOffset.x, srcOffset.x),
      std::max(dstOffset.y, srcOffset.y),
      std::max(dstOffset.z, srcOffset.z) };
    
    VkOffset3D hiOvl = {
      std::min(dstOffset.x, srcOffset.x) + int32_t(extent.width),
      std::min(dstOffset.y, srcOffset.y) + int32_t(extent.height),
      std::min(dstOffset.z, srcOffset.z) + int32_t(extent.depth) };
    
    bool overlap = hiOvl.x > loOvl.x
                && hiOvl.y > loOvl.y
                && hiOvl.z > loOvl.z;
    
    if (overlap) {
      DxvkImageCreateInfo imgInfo;
      imgInfo.type          = dstImage->info().type;
      imgInfo.format        = dstImage->info().format;
      imgInfo.flags         = 0;
      imgInfo.sampleCount   = dstImage->info().sampleCount;
      imgInfo.extent        = extent;
      imgInfo.numLayers     = dstSubresource.layerCount;
      imgInfo.mipLevels     = 1;
      imgInfo.usage         = VK_IMAGE_USAGE_TRANSFER_DST_BIT
                            | VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
      imgInfo.stages        = VK_PIPELINE_STAGE_TRANSFER_BIT;
      imgInfo.access        = VK_ACCESS_TRANSFER_WRITE_BIT
                            | VK_ACCESS_TRANSFER_READ_BIT;
      imgInfo.tiling        = dstImage->info().tiling;
      imgInfo.layout        = VK_IMAGE_LAYOUT_GENERAL;

      auto tmpImage = m_device->createImage(
        imgInfo, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
      
      VkImageSubresourceLayers tmpSubresource;
      tmpSubresource.aspectMask     = dstSubresource.aspectMask;
      tmpSubresource.mipLevel       = 0;
      tmpSubresource.baseArrayLayer = 0;
      tmpSubresource.layerCount     = dstSubresource.layerCount;

      VkOffset3D tmpOffset = { 0, 0, 0 };

      this->copyImage(
        tmpImage, tmpSubresource, tmpOffset,
        dstImage, dstSubresource, srcOffset,
        extent);
      
      this->copyImage(
        dstImage, dstSubresource, dstOffset,
        tmpImage, tmpSubresource, tmpOffset,
        extent);
    } else {
      this->copyImage(
        dstImage, dstSubresource, dstOffset,
        dstImage, dstSubresource, srcOffset,
        extent);
    }
  }


  void DxvkContext::copyImageToBuffer(
    const Rc<DxvkBuffer>&       dstBuffer,
          VkDeviceSize          dstOffset,
          VkDeviceSize          rowAlignment,
          VkDeviceSize          sliceAlignment,
    const Rc<DxvkImage>&        srcImage,
          VkImageSubresourceLayers srcSubresource,
          VkOffset3D            srcOffset,
          VkExtent3D            srcExtent) {
    this->spillRenderPass(true);
    this->prepareImage(srcImage, vk::makeSubresourceRange(srcSubresource));

    auto dstSlice = dstBuffer->getSliceHandle(dstOffset, 0);

    // We may copy to only one aspect of a depth-stencil image,
    // but pipeline barriers need to have all aspect bits set
    auto srcFormatInfo = srcImage->formatInfo();

    auto srcSubresourceRange = vk::makeSubresourceRange(srcSubresource);
    srcSubresourceRange.aspectMask = srcFormatInfo->aspectMask;
    
    if (m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isBufferDirty(dstSlice, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    // Select a suitable image layout for the transfer op
    VkImageLayout srcImageLayoutTransfer = srcImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL);
    
    m_execAcquires.accessImage(
      srcImage, srcSubresourceRange,
      srcImage->info().layout,
      VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
      srcImageLayoutTransfer,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT);

    m_execAcquires.recordCommands(m_cmd);
    
    this->copyImageBufferData<false>(DxvkCmdBuffer::ExecBuffer, srcImage, srcSubresource,
      srcOffset, srcExtent, srcImageLayoutTransfer, dstSlice, rowAlignment, sliceAlignment);
    
    m_execBarriers.accessImage(
      srcImage, srcSubresourceRange,
      srcImageLayoutTransfer,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);

    m_execBarriers.accessBuffer(dstSlice,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      dstBuffer->info().stages,
      dstBuffer->info().access);
    
    m_cmd->trackResource<DxvkAccess::Write>(dstBuffer);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
  }


  void DxvkContext::copyDepthStencilImageToPackedBuffer(
    const Rc<DxvkBuffer>&       dstBuffer,
          VkDeviceSize          dstBufferOffset,
          VkOffset2D            dstOffset,
          VkExtent2D            dstExtent,
    const Rc<DxvkImage>&        srcImage,
          VkImageSubresourceLayers srcSubresource,
          VkOffset2D            srcOffset,
          VkExtent2D            srcExtent,
          VkFormat              format) {
    this->spillRenderPass(true);
    this->prepareImage(srcImage, vk::makeSubresourceRange(srcSubresource));

    this->invalidateState();

    // Retrieve compute pipeline for the given format
    auto pipeInfo = m_common->metaPack().getPackPipeline(format);

    if (!pipeInfo.pipeHandle)
      return;
    
    // Create one depth view and one stencil view
    DxvkImageViewCreateInfo dViewInfo;
    dViewInfo.type       = VK_IMAGE_VIEW_TYPE_2D_ARRAY;
    dViewInfo.format     = srcImage->info().format;
    dViewInfo.usage      = VK_IMAGE_USAGE_SAMPLED_BIT;
    dViewInfo.aspect     = VK_IMAGE_ASPECT_DEPTH_BIT;
    dViewInfo.minLevel   = srcSubresource.mipLevel;
    dViewInfo.numLevels  = 1;
    dViewInfo.minLayer   = srcSubresource.baseArrayLayer;
    dViewInfo.numLayers  = srcSubresource.layerCount;

    DxvkImageViewCreateInfo sViewInfo = dViewInfo;
    sViewInfo.aspect     = VK_IMAGE_ASPECT_STENCIL_BIT;
    
    Rc<DxvkImageView> dView = m_device->createImageView(srcImage, dViewInfo);
    Rc<DxvkImageView> sView = m_device->createImageView(srcImage, sViewInfo);

    // Create a descriptor set for the pack operation
    VkImageLayout layout = srcImage->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL);

    DxvkMetaPackDescriptors descriptors;
    descriptors.dstBuffer  = dstBuffer->getDescriptor(dstBufferOffset, VK_WHOLE_SIZE).buffer;
    descriptors.srcDepth   = dView->getDescriptor(VK_IMAGE_VIEW_TYPE_2D_ARRAY, layout).image;
    descriptors.srcStencil = sView->getDescriptor(VK_IMAGE_VIEW_TYPE_2D_ARRAY, layout).image;

    VkDescriptorSet dset = m_descriptorPool->alloc(pipeInfo.dsetLayout);
    m_cmd->updateDescriptorSetWithTemplate(dset, pipeInfo.dsetTemplate, &descriptors);

    // Since this is a meta operation, the image may be
    // in a different layout and we have to transition it
    auto subresourceRange = vk::makeSubresourceRange(srcSubresource);

    if (m_execBarriers.isImageDirty(srcImage, subresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);
    
    if (srcImage->info().layout != layout) {
      m_execAcquires.accessImage(
        srcImage, subresourceRange,
        srcImage->info().layout,
        VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0,
        layout,
        VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
        VK_ACCESS_SHADER_READ_BIT);
      
      m_execAcquires.recordCommands(m_cmd);
    }

    // Execute the actual pack operation
    DxvkMetaPackArgs args;
    args.srcOffset = srcOffset;
    args.srcExtent = srcExtent;
    args.dstOffset = dstOffset;
    args.dstExtent = dstExtent;

    m_cmd->cmdBindPipeline(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeHandle);
    
    m_cmd->cmdBindDescriptorSet(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeLayout, dset,
      0, nullptr);
    
    m_cmd->cmdPushConstants(
      pipeInfo.pipeLayout,
      VK_SHADER_STAGE_COMPUTE_BIT,
      0, sizeof(args), &args);
    
    m_cmd->cmdDispatch(
      (srcExtent.width  + 7) / 8,
      (srcExtent.height + 7) / 8,
      srcSubresource.layerCount);
    
    m_execBarriers.accessImage(
      srcImage, subresourceRange, layout,
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);
    
    m_execBarriers.accessBuffer(
      dstBuffer->getSliceHandle(),
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_WRITE_BIT,
      dstBuffer->info().stages,
      dstBuffer->info().access);

    m_cmd->trackResource<DxvkAccess::None>(dView);
    m_cmd->trackResource<DxvkAccess::None>(sView);

    m_cmd->trackResource<DxvkAccess::Write>(dstBuffer);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
  }
  
  
  void DxvkContext::copyPackedBufferImage(
    const Rc<DxvkBuffer>&       dstBuffer,
          VkDeviceSize          dstBufferOffset,
          VkOffset3D            dstOffset,
          VkExtent3D            dstSize,
    const Rc<DxvkBuffer>&       srcBuffer,
          VkDeviceSize          srcBufferOffset,
          VkOffset3D            srcOffset,
          VkExtent3D            srcSize,
          VkExtent3D            extent,
          VkDeviceSize          elementSize) {
    this->spillRenderPass(true);
    this->invalidateState();

    auto dstBufferSlice = dstBuffer->getSliceHandle(dstBufferOffset, elementSize * util::flattenImageExtent(dstSize));
    auto srcBufferSlice = srcBuffer->getSliceHandle(srcBufferOffset, elementSize * util::flattenImageExtent(srcSize));

    if (m_execBarriers.isBufferDirty(dstBufferSlice, DxvkAccess::Write)
     || m_execBarriers.isBufferDirty(srcBufferSlice, DxvkAccess::Read))
      m_execBarriers.recordCommands(m_cmd);

    // We'll use texel buffer views with an appropriately
    // sized integer format to perform the copy
    VkFormat format = VK_FORMAT_UNDEFINED;

    switch (elementSize) {
      case  1: format = VK_FORMAT_R8_UINT; break;
      case  2: format = VK_FORMAT_R16_UINT; break;
      case  4: format = VK_FORMAT_R32_UINT; break;
      case  8: format = VK_FORMAT_R32G32_UINT; break;
      case 12: format = VK_FORMAT_R32G32B32_UINT; break;
      case 16: format = VK_FORMAT_R32G32B32A32_UINT; break;
    }

    if (!format) {
      Logger::err(str::format("DxvkContext: copyPackedBufferImage: Unsupported element size ", elementSize));
      return;
    }

    DxvkBufferViewCreateInfo viewInfo;
    viewInfo.format = format;
    viewInfo.rangeOffset = dstBufferOffset;
    viewInfo.rangeLength = dstBufferSlice.length;
    Rc<DxvkBufferView> dstView = m_device->createBufferView(dstBuffer, viewInfo);

    viewInfo.rangeOffset = srcBufferOffset;
    viewInfo.rangeLength = srcBufferSlice.length;
    Rc<DxvkBufferView> srcView;

    if (srcBuffer == dstBuffer
     && srcBufferSlice.offset < dstBufferSlice.offset + dstBufferSlice.length
     && srcBufferSlice.offset + srcBufferSlice.length > dstBufferSlice.offset) {
      // Create temporary copy in case of overlapping regions
      DxvkBufferCreateInfo bufferInfo;
      bufferInfo.size   = srcBufferSlice.length;
      bufferInfo.usage  = VK_BUFFER_USAGE_TRANSFER_DST_BIT
                        | VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT;
      bufferInfo.stages = VK_PIPELINE_STAGE_TRANSFER_BIT
                        | VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT;
      bufferInfo.access = VK_ACCESS_TRANSFER_WRITE_BIT
                        | VK_ACCESS_SHADER_READ_BIT;
      Rc<DxvkBuffer> tmpBuffer = m_device->createBuffer(bufferInfo, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);

      auto tmpBufferSlice = tmpBuffer->getSliceHandle();

      VkBufferCopy2 copyRegion = { VK_STRUCTURE_TYPE_BUFFER_COPY_2 };
      copyRegion.srcOffset = srcBufferSlice.offset;
      copyRegion.dstOffset = tmpBufferSlice.offset;
      copyRegion.size = tmpBufferSlice.length;

      VkCopyBufferInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_BUFFER_INFO_2 };
      copyInfo.srcBuffer = srcBufferSlice.handle;
      copyInfo.dstBuffer = tmpBufferSlice.handle;
      copyInfo.regionCount = 1;
      copyInfo.pRegions = &copyRegion;

      m_cmd->cmdCopyBuffer(DxvkCmdBuffer::ExecBuffer, &copyInfo);

      emitMemoryBarrier(
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT,
        VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
        VK_ACCESS_SHADER_READ_BIT);

      viewInfo.rangeOffset = 0;
      srcView = m_device->createBufferView(tmpBuffer, viewInfo);

      m_cmd->trackResource<DxvkAccess::Write>(tmpBuffer);
    } else {
      srcView = m_device->createBufferView(srcBuffer, viewInfo);
    }

    auto pipeInfo = m_common->metaCopy().getCopyBufferImagePipeline();
    VkDescriptorSet descriptorSet = m_descriptorPool->alloc(pipeInfo.dsetLayout);

    std::array<VkWriteDescriptorSet, 2> descriptorWrites;

    std::array<std::pair<VkDescriptorType, VkBufferView>, 2> descriptorInfos = {{
      { VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER, dstView->handle() },
      { VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER, srcView->handle() },
    }};

    for (uint32_t i = 0; i < descriptorWrites.size(); i++) {
      auto write = &descriptorWrites[i];
      auto info = &descriptorInfos[i];

      write->sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
      write->pNext = nullptr;
      write->dstSet = descriptorSet;
      write->dstBinding = i;
      write->dstArrayElement = 0;
      write->descriptorCount = 1;
      write->descriptorType = info->first;
      write->pImageInfo = nullptr;
      write->pBufferInfo = nullptr;
      write->pTexelBufferView = &info->second;
    }

    m_cmd->updateDescriptorSets(descriptorWrites.size(), descriptorWrites.data());

    DxvkCopyBufferImageArgs args = { };
    args.dstOffset = dstOffset;
    args.srcOffset = srcOffset;
    args.extent = extent;
    args.dstSize = { dstSize.width, dstSize.height };
    args.srcSize = { srcSize.width, srcSize.height };

    m_cmd->cmdBindPipeline(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeHandle);
    
    m_cmd->cmdBindDescriptorSet(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeLayout, descriptorSet,
      0, nullptr);
    
    m_cmd->cmdPushConstants(
      pipeInfo.pipeLayout,
      VK_SHADER_STAGE_COMPUTE_BIT,
      0, sizeof(args), &args);
    
    m_cmd->cmdDispatch(
      (extent.width  + 7) / 8,
      (extent.height + 7) / 8,
      extent.depth);
    
    m_execBarriers.accessBuffer(
      dstView->getSliceHandle(),
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_WRITE_BIT,
      dstBuffer->info().stages,
      dstBuffer->info().access);

    m_execBarriers.accessBuffer(
      srcView->getSliceHandle(),
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_READ_BIT,
      srcBuffer->info().stages,
      srcBuffer->info().access);

    // Track all involved resources
    m_cmd->trackResource<DxvkAccess::Write>(dstBuffer);
    m_cmd->trackResource<DxvkAccess::Read>(srcBuffer);

    m_cmd->trackResource<DxvkAccess::None>(dstView);
    m_cmd->trackResource<DxvkAccess::None>(srcView);
  }


  void DxvkContext::copyPackedBufferToDepthStencilImage(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset2D            dstOffset,
          VkExtent2D            dstExtent,
    const Rc<DxvkBuffer>&       srcBuffer,
          VkDeviceSize          srcBufferOffset,
          VkOffset2D            srcOffset,
          VkExtent2D            srcExtent,
          VkFormat              format) {
    this->spillRenderPass(true);
    this->invalidateState();

    this->prepareImage(dstImage, vk::makeSubresourceRange(dstSubresource));

    if (m_execBarriers.isBufferDirty(srcBuffer->getSliceHandle(), DxvkAccess::Read)
     || m_execBarriers.isImageDirty(dstImage, vk::makeSubresourceRange(dstSubresource), DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);
    
    // Retrieve compute pipeline for the given format
    auto pipeInfo = m_common->metaPack().getUnpackPipeline(dstImage->info().format, format);

    if (!pipeInfo.pipeHandle) {
      Logger::err(str::format(
        "DxvkContext: copyPackedBufferToDepthStencilImage: Unhandled formats"
        "\n  dstFormat = ", dstImage->info().format,
        "\n  srcFormat = ", format));
      return;
    }
    
    // Pick depth and stencil data formats
    VkFormat dataFormatD = VK_FORMAT_UNDEFINED;
    VkFormat dataFormatS = VK_FORMAT_UNDEFINED;

    const std::array<std::tuple<VkFormat, VkFormat, VkFormat>, 2> formats = {{
      { VK_FORMAT_D24_UNORM_S8_UINT,  VK_FORMAT_R32_UINT,   VK_FORMAT_R8_UINT },
      { VK_FORMAT_D32_SFLOAT_S8_UINT, VK_FORMAT_R32_SFLOAT, VK_FORMAT_R8_UINT },
    }};

    for (const auto& e : formats) {
      if (std::get<0>(e) == dstImage->info().format) {
        dataFormatD = std::get<1>(e);
        dataFormatS = std::get<2>(e);
      }
    }

    // Create temporary buffer for depth/stencil data
    VkDeviceSize pixelCount = dstExtent.width * dstExtent.height * dstSubresource.layerCount;
    VkDeviceSize dataSizeD = align(pixelCount * lookupFormatInfo(dataFormatD)->elementSize, 256);
    VkDeviceSize dataSizeS = align(pixelCount * lookupFormatInfo(dataFormatS)->elementSize, 256);

    DxvkBufferCreateInfo tmpBufferInfo;
    tmpBufferInfo.size    = dataSizeD + dataSizeS;
    tmpBufferInfo.usage   = VK_BUFFER_USAGE_STORAGE_TEXEL_BUFFER_BIT
                          | VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
    tmpBufferInfo.stages  = VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT
                          | VK_PIPELINE_STAGE_TRANSFER_BIT;
    tmpBufferInfo.access  = VK_ACCESS_SHADER_WRITE_BIT
                          | VK_ACCESS_TRANSFER_READ_BIT;
    
    auto tmpBuffer = m_device->createBuffer(tmpBufferInfo, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);

    // Create formatted buffer views
    DxvkBufferViewCreateInfo tmpViewInfoD;
    tmpViewInfoD.format      = dataFormatD;
    tmpViewInfoD.rangeOffset = 0;
    tmpViewInfoD.rangeLength = dataSizeD;

    DxvkBufferViewCreateInfo tmpViewInfoS;
    tmpViewInfoS.format      = dataFormatS;
    tmpViewInfoS.rangeOffset = dataSizeD;
    tmpViewInfoS.rangeLength = dataSizeS;

    auto tmpBufferViewD = m_device->createBufferView(tmpBuffer, tmpViewInfoD);
    auto tmpBufferViewS = m_device->createBufferView(tmpBuffer, tmpViewInfoS);

    // Create descriptor set for the unpack operation
    DxvkMetaUnpackDescriptors descriptors;
    descriptors.dstDepth   = tmpBufferViewD->handle();
    descriptors.dstStencil = tmpBufferViewS->handle();
    descriptors.srcBuffer  = srcBuffer->getDescriptor(srcBufferOffset, VK_WHOLE_SIZE).buffer;

    VkDescriptorSet dset = m_descriptorPool->alloc(pipeInfo.dsetLayout);
    m_cmd->updateDescriptorSetWithTemplate(dset, pipeInfo.dsetTemplate, &descriptors);

    // Unpack the source buffer to temporary buffers
    DxvkMetaPackArgs args;
    args.srcOffset = srcOffset;
    args.srcExtent = srcExtent;
    args.dstOffset = VkOffset2D { 0, 0 };
    args.dstExtent = dstExtent;

    m_cmd->cmdBindPipeline(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeHandle);
    
    m_cmd->cmdBindDescriptorSet(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeLayout, dset,
      0, nullptr);
    
    m_cmd->cmdPushConstants(
      pipeInfo.pipeLayout,
      VK_SHADER_STAGE_COMPUTE_BIT,
      0, sizeof(args), &args);
    
    m_cmd->cmdDispatch(
      (dstExtent.width + 63) / 64,
      dstExtent.height,
      dstSubresource.layerCount);
    
    m_execBarriers.accessBuffer(
      tmpBuffer->getSliceHandle(),
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_WRITE_BIT,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT);

    m_execBarriers.accessBuffer(
      srcBuffer->getSliceHandle(),
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_READ_BIT,
      srcBuffer->info().stages,
      srcBuffer->info().access);
    
    // Prepare image for the data transfer operation
    VkOffset3D dstOffset3D = { dstOffset.x,     dstOffset.y,      0 };
    VkExtent3D dstExtent3D = { dstExtent.width, dstExtent.height, 1 };

    VkImageLayout initialImageLayout = dstImage->info().layout;

    if (dstImage->isFullSubresource(dstSubresource, dstExtent3D))
      initialImageLayout = VK_IMAGE_LAYOUT_UNDEFINED;

    m_execBarriers.accessImage(
      dstImage, vk::makeSubresourceRange(dstSubresource),
      initialImageLayout,
      dstImage->info().stages,
      dstImage->info().access,
      dstImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT);

    m_execBarriers.recordCommands(m_cmd);

    // Copy temporary buffer data to depth-stencil image
    VkImageSubresourceLayers dstSubresourceD = dstSubresource;
    dstSubresourceD.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;

    VkImageSubresourceLayers dstSubresourceS = dstSubresource;
    dstSubresourceS.aspectMask = VK_IMAGE_ASPECT_STENCIL_BIT;

    std::array<VkBufferImageCopy2, 2> copyRegions;
    copyRegions[0] = { VK_STRUCTURE_TYPE_BUFFER_IMAGE_COPY_2 };
    copyRegions[0].bufferOffset = tmpBufferViewD->info().rangeOffset;
    copyRegions[0].imageSubresource = dstSubresourceD;
    copyRegions[0].imageOffset = dstOffset3D;
    copyRegions[0].imageExtent = dstExtent3D;

    copyRegions[1] = { VK_STRUCTURE_TYPE_BUFFER_IMAGE_COPY_2 };
    copyRegions[1].bufferOffset = tmpBufferViewS->info().rangeOffset;
    copyRegions[1].imageSubresource = dstSubresourceS;
    copyRegions[1].imageOffset = dstOffset3D;
    copyRegions[1].imageExtent = dstExtent3D;

    VkCopyBufferToImageInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_BUFFER_TO_IMAGE_INFO_2 };
    copyInfo.srcBuffer = tmpBuffer->getSliceHandle().handle;
    copyInfo.dstImage = dstImage->handle();
    copyInfo.dstImageLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
    copyInfo.regionCount = copyRegions.size();
    copyInfo.pRegions = copyRegions.data();

    m_cmd->cmdCopyBufferToImage(DxvkCmdBuffer::ExecBuffer, &copyInfo);
    
    m_execBarriers.accessImage(
      dstImage, vk::makeSubresourceRange(dstSubresource),
      dstImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);

    // Track all involved resources
    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcBuffer);

    m_cmd->trackResource<DxvkAccess::None>(tmpBufferViewD);
    m_cmd->trackResource<DxvkAccess::None>(tmpBufferViewS);
  }


  void DxvkContext::copySparsePagesToBuffer(
    const Rc<DxvkBuffer>&       dstBuffer,
          VkDeviceSize          dstOffset,
    const Rc<DxvkPagedResource>& srcResource,
          uint32_t              pageCount,
    const uint32_t*             pages) {
    this->copySparsePages<true>(
      srcResource, pageCount, pages,
      dstBuffer, dstOffset);
  }


  void DxvkContext::copySparsePagesFromBuffer(
    const Rc<DxvkPagedResource>& dstResource,
          uint32_t              pageCount,
    const uint32_t*             pages,
    const Rc<DxvkBuffer>&       srcBuffer,
          VkDeviceSize          srcOffset) {
    this->copySparsePages<false>(
      dstResource, pageCount, pages,
      srcBuffer, srcOffset);
  }


  void DxvkContext::discardBuffer(
    const Rc<DxvkBuffer>&       buffer) {
    if ((buffer->memFlags() & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT)
     || (buffer->info().flags & VK_BUFFER_CREATE_SPARSE_BINDING_BIT))
      return;

    if (m_execBarriers.isBufferDirty(buffer->getSliceHandle(), DxvkAccess::Write))
      this->invalidateBuffer(buffer, buffer->allocSlice());
  }


  void DxvkContext::discardImageView(
    const Rc<DxvkImageView>&      imageView,
          VkImageAspectFlags      discardAspects) {
    VkImageUsageFlags viewUsage = imageView->info().usage;

    // Ignore non-render target views since there's likely no good use case for
    // discarding those. Also, force reinitialization even if the image is bound
    // as a render target, which may have niche use cases for depth buffers.
    if (viewUsage & (VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT)) {
      this->spillRenderPass(true);
      this->deferDiscard(imageView, discardAspects);
    }
  }


  void DxvkContext::dispatch(
          uint32_t x,
          uint32_t y,
          uint32_t z) {
    if (this->commitComputeState()) {
      this->commitComputeBarriers<false>();
      this->commitComputeBarriers<true>();

      m_queryManager.beginQueries(m_cmd,
        VK_QUERY_TYPE_PIPELINE_STATISTICS);
      
      m_cmd->cmdDispatch(x, y, z);
      
      m_queryManager.endQueries(m_cmd,
        VK_QUERY_TYPE_PIPELINE_STATISTICS);
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDispatchCalls, 1);
  }
  
  
  void DxvkContext::dispatchIndirect(
          VkDeviceSize      offset) {
    auto bufferSlice = m_state.id.argBuffer.getSliceHandle(
      offset, sizeof(VkDispatchIndirectCommand));

    if (m_execBarriers.isBufferDirty(bufferSlice, DxvkAccess::Read))
      m_execBarriers.recordCommands(m_cmd);
    
    if (this->commitComputeState()) {
      this->commitComputeBarriers<false>();
      this->commitComputeBarriers<true>();

      m_queryManager.beginQueries(m_cmd,
        VK_QUERY_TYPE_PIPELINE_STATISTICS);
      
      m_cmd->cmdDispatchIndirect(
        bufferSlice.handle,
        bufferSlice.offset);
      
      m_queryManager.endQueries(m_cmd,
        VK_QUERY_TYPE_PIPELINE_STATISTICS);
      
      m_execBarriers.accessBuffer(bufferSlice,
        VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT,
        VK_ACCESS_INDIRECT_COMMAND_READ_BIT,
        m_state.id.argBuffer.bufferInfo().stages,
        m_state.id.argBuffer.bufferInfo().access);
      
      this->trackDrawBuffer();
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDispatchCalls, 1);
  }
  
  
  void DxvkContext::draw(
          uint32_t vertexCount,
          uint32_t instanceCount,
          uint32_t firstVertex,
          uint32_t firstInstance) {
    if (this->commitGraphicsState<false, false>()) {
      m_cmd->cmdDraw(
        vertexCount, instanceCount,
        firstVertex, firstInstance);
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDrawCalls, 1);
  }
  
  
  void DxvkContext::drawIndirect(
          VkDeviceSize      offset,
          uint32_t          count,
          uint32_t          stride) {
    if (this->commitGraphicsState<false, true>()) {
      auto descriptor = m_state.id.argBuffer.getDescriptor();
      
      m_cmd->cmdDrawIndirect(
        descriptor.buffer.buffer,
        descriptor.buffer.offset + offset,
        count, stride);
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDrawCalls, 1);
  }
  
  
  void DxvkContext::drawIndirectCount(
          VkDeviceSize      offset,
          VkDeviceSize      countOffset,
          uint32_t          maxCount,
          uint32_t          stride) {
    if (this->commitGraphicsState<false, true>()) {
      auto argDescriptor = m_state.id.argBuffer.getDescriptor();
      auto cntDescriptor = m_state.id.cntBuffer.getDescriptor();
      
      m_cmd->cmdDrawIndirectCount(
        argDescriptor.buffer.buffer,
        argDescriptor.buffer.offset + offset,
        cntDescriptor.buffer.buffer,
        cntDescriptor.buffer.offset + countOffset,
        maxCount, stride);
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDrawCalls, 1);
  }
  
  
  void DxvkContext::drawIndexed(
          uint32_t indexCount,
          uint32_t instanceCount,
          uint32_t firstIndex,
          uint32_t vertexOffset,
          uint32_t firstInstance) {
    if (this->commitGraphicsState<true, false>()) {
      m_cmd->cmdDrawIndexed(
        indexCount, instanceCount,
        firstIndex, vertexOffset,
        firstInstance);
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDrawCalls, 1);
  }
  
  
  void DxvkContext::drawIndexedIndirect(
          VkDeviceSize      offset,
          uint32_t          count,
          uint32_t          stride) {
    if (this->commitGraphicsState<true, true>()) {
      auto descriptor = m_state.id.argBuffer.getDescriptor();
      
      m_cmd->cmdDrawIndexedIndirect(
        descriptor.buffer.buffer,
        descriptor.buffer.offset + offset,
        count, stride);
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDrawCalls, 1);
  }
  
  
  void DxvkContext::drawIndexedIndirectCount(
          VkDeviceSize      offset,
          VkDeviceSize      countOffset,
          uint32_t          maxCount,
          uint32_t          stride) {
    if (this->commitGraphicsState<true, true>()) {
      auto argDescriptor = m_state.id.argBuffer.getDescriptor();
      auto cntDescriptor = m_state.id.cntBuffer.getDescriptor();
      
      m_cmd->cmdDrawIndexedIndirectCount(
        argDescriptor.buffer.buffer,
        argDescriptor.buffer.offset + offset,
        cntDescriptor.buffer.buffer,
        cntDescriptor.buffer.offset + countOffset,
        maxCount, stride);
    }
    
    m_cmd->addStatCtr(DxvkStatCounter::CmdDrawCalls, 1);
  }
  
  
  void DxvkContext::drawIndirectXfb(
    const DxvkBufferSlice&  counterBuffer,
          uint32_t          counterDivisor,
          uint32_t          counterBias) {
    if (this->commitGraphicsState<false, false>()) {
      auto physSlice = counterBuffer.getSliceHandle();

      m_cmd->cmdDrawIndirectVertexCount(1, 0,
        physSlice.handle,
        physSlice.offset,
        counterBias,
        counterDivisor);
    }

    m_cmd->addStatCtr(DxvkStatCounter::CmdDrawCalls, 1);
  }


  void DxvkContext::initBuffer(
    const Rc<DxvkBuffer>&           buffer) {
    auto slice = buffer->getSliceHandle();

    m_cmd->cmdFillBuffer(DxvkCmdBuffer::InitBuffer,
      slice.handle, slice.offset,
      dxvk::align(slice.length, 4), 0);

    m_initBarriers.accessBuffer(slice,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      buffer->info().stages,
      buffer->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(buffer);
  }


  void DxvkContext::initImage(
    const Rc<DxvkImage>&            image,
    const VkImageSubresourceRange&  subresources,
          VkImageLayout             initialLayout) {
    if (initialLayout == VK_IMAGE_LAYOUT_PREINITIALIZED) {
      m_initBarriers.accessImage(image, subresources,
        initialLayout,
        VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0,
        image->info().layout,
        image->info().stages,
        image->info().access);

      m_cmd->trackResource<DxvkAccess::None>(image);
    } else {
      VkImageLayout clearLayout = image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);

      m_initBarriers.accessImage(image, subresources,
        initialLayout,
        VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0,
        clearLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT);

      auto formatInfo = image->formatInfo();

      if (formatInfo->flags.any(DxvkFormatFlag::BlockCompressed, DxvkFormatFlag::MultiPlane)) {
        for (auto aspects = formatInfo->aspectMask; aspects; ) {
          auto aspect = vk::getNextAspect(aspects);
          auto extent = image->mipLevelExtent(subresources.baseMipLevel);
          auto elementSize = formatInfo->elementSize;

          if (formatInfo->flags.test(DxvkFormatFlag::MultiPlane)) {
            auto plane = &formatInfo->planes[vk::getPlaneIndex(aspect)];
            extent.width  /= plane->blockSize.width;
            extent.height /= plane->blockSize.height;
            elementSize = plane->elementSize;
          }

          // Allocate enough staging buffer memory to fit one
          // single subresource, then dispatch multiple copies
          VkExtent3D blockCount = util::computeBlockCount(extent, formatInfo->blockSize);
          VkDeviceSize dataSize = util::flattenImageExtent(blockCount) * elementSize;

          auto zeroBuffer = createZeroBuffer(dataSize);
          auto zeroHandle = zeroBuffer->getSliceHandle();

          for (uint32_t level = 0; level < subresources.levelCount; level++) {
            VkOffset3D offset = VkOffset3D { 0, 0, 0 };
            VkExtent3D extent = image->mipLevelExtent(subresources.baseMipLevel + level);

            if (formatInfo->flags.test(DxvkFormatFlag::MultiPlane)) {
              auto plane = &formatInfo->planes[vk::getPlaneIndex(aspect)];
              extent.width  /= plane->blockSize.width;
              extent.height /= plane->blockSize.height;
            }

            for (uint32_t layer = 0; layer < subresources.layerCount; layer++) {
              VkBufferImageCopy2 copyRegion = { VK_STRUCTURE_TYPE_BUFFER_IMAGE_COPY_2 };
              copyRegion.bufferOffset = zeroHandle.offset;
              copyRegion.imageSubresource = vk::makeSubresourceLayers(
                vk::pickSubresource(subresources, level, layer));
              copyRegion.imageSubresource.aspectMask = aspect;
              copyRegion.imageOffset = offset;
              copyRegion.imageExtent = extent;

              VkCopyBufferToImageInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_BUFFER_TO_IMAGE_INFO_2 };
              copyInfo.srcBuffer = zeroHandle.handle;
              copyInfo.dstImage = image->handle();
              copyInfo.dstImageLayout = clearLayout;
              copyInfo.regionCount = 1;
              copyInfo.pRegions = &copyRegion;

              m_cmd->cmdCopyBufferToImage(DxvkCmdBuffer::ExecBuffer, &copyInfo);
            }
          }

          m_cmd->trackResource<DxvkAccess::Read>(zeroBuffer);
        }
      } else {
        if (subresources.aspectMask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) {
          VkClearDepthStencilValue value = { };

          m_cmd->cmdClearDepthStencilImage(image->handle(),
            clearLayout, &value, 1, &subresources);
        } else {
          VkClearColorValue value = { };

          m_cmd->cmdClearColorImage(image->handle(),
            clearLayout, &value, 1, &subresources);
        }
      }

      m_execBarriers.accessImage(image, subresources,
        clearLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT,
        image->info().layout,
        image->info().stages,
        image->info().access);

      m_cmd->trackResource<DxvkAccess::Write>(image);
    }
  }
  
  
  void DxvkContext::initSparseImage(
    const Rc<DxvkImage>&            image) {
    auto vk = m_device->vkd();

    // Query sparse memory requirements
    uint32_t reqCount = 0;
    vk->vkGetImageSparseMemoryRequirements(vk->device(), image->handle(), &reqCount, nullptr);

    std::vector<VkSparseImageMemoryRequirements> req(reqCount);
    vk->vkGetImageSparseMemoryRequirements(vk->device(), image->handle(), &reqCount, req.data());

    // Bind metadata aspects. Since the image was just created,
    // we do not need to interrupt our command list for that.
    VkDeviceMemory imageMemory = image->memory().memory();
    VkDeviceSize   imageOffset = image->memory().offset();

    for (const auto& r : req) {
      if (!(r.formatProperties.aspectMask & VK_IMAGE_ASPECT_METADATA_BIT))
        continue;

      uint32_t layerCount = (r.formatProperties.flags & VK_SPARSE_IMAGE_FORMAT_SINGLE_MIPTAIL_BIT)
        ? 1u : image->info().numLayers;

      for (uint32_t i = 0; i < layerCount; i++) {
        DxvkSparseImageOpaqueBindKey key;
        key.image   = image->handle();
        key.offset  = r.imageMipTailOffset + i * r.imageMipTailStride;
        key.size    = r.imageMipTailSize;
        key.flags   = VK_SPARSE_MEMORY_BIND_METADATA_BIT;

        DxvkSparsePageHandle page;
        page.memory = imageMemory;
        page.offset = imageOffset;
        page.length = r.imageMipTailSize;

        m_cmd->bindImageOpaqueMemory(key, page);

        imageOffset += r.imageMipTailSize;
      }
    }

    // Perform initial layout transition
    m_initBarriers.accessImage(image,
      image->getAvailableSubresources(),
      VK_IMAGE_LAYOUT_UNDEFINED,
      VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0,
      image->info().layout,
      image->info().stages,
      image->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(image);
  }


  void DxvkContext::emitGraphicsBarrier(
          VkPipelineStageFlags      srcStages,
          VkAccessFlags             srcAccess,
          VkPipelineStageFlags      dstStages,
          VkAccessFlags             dstAccess) {
    // Emit barrier early so we can fold this into
    // the spill render pass barrier if possible
    if (srcStages | dstStages) {
      m_execBarriers.accessMemory(
        srcStages, srcAccess,
        dstStages, dstAccess);
    }

    this->spillRenderPass(true);

    // Flush barriers if there was no active render pass.
    // This is necessary because there are no resources
    // associated with the barrier to allow tracking.
    if (srcStages | dstStages)
      m_execBarriers.recordCommands(m_cmd);
  }


  void DxvkContext::emitBufferBarrier(
    const Rc<DxvkBuffer>&           resource,
          VkPipelineStageFlags      srcStages,
          VkAccessFlags             srcAccess,
          VkPipelineStageFlags      dstStages,
          VkAccessFlags             dstAccess) {
    this->spillRenderPass(true);

    m_execBarriers.accessBuffer(resource->getSliceHandle(),
      srcStages, srcAccess, dstStages, dstAccess);

    m_cmd->trackResource<DxvkAccess::Write>(resource);
  }


  void DxvkContext::emitImageBarrier(
    const Rc<DxvkImage>&            resource,
          VkImageLayout             srcLayout,
          VkPipelineStageFlags      srcStages,
          VkAccessFlags             srcAccess,
          VkImageLayout             dstLayout,
          VkPipelineStageFlags      dstStages,
          VkAccessFlags             dstAccess) {
    this->spillRenderPass(true);
    this->prepareImage(resource, resource->getAvailableSubresources());

    if (m_execBarriers.isImageDirty(resource, resource->getAvailableSubresources(), DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    m_execBarriers.accessImage(
      resource, resource->getAvailableSubresources(),
      srcLayout, srcStages, srcAccess,
      dstLayout, dstStages, dstAccess);

    m_cmd->trackResource<DxvkAccess::Write>(resource);
  }


  void DxvkContext::generateMipmaps(
    const Rc<DxvkImageView>&        imageView,
          VkFilter                  filter) {
    if (imageView->info().numLevels <= 1)
      return;
    
    this->spillRenderPass(false);
    this->invalidateState();

    // Create image views, etc.
    Rc<DxvkMetaMipGenRenderPass> mipGenerator = new DxvkMetaMipGenRenderPass(m_device->vkd(), imageView);
    
    if (m_execBarriers.isImageDirty(imageView->image(), imageView->imageSubresources(), DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    VkImageLayout dstLayout = imageView->pickLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
    VkImageLayout srcLayout = imageView->pickLayout(VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);

    // If necessary, transition first mip level to the read-only layout
    if (imageView->imageInfo().layout != srcLayout) {
      m_execAcquires.accessImage(imageView->image(),
        mipGenerator->getTopSubresource(),
        imageView->imageInfo().layout,
        imageView->imageInfo().stages, 0,
        srcLayout,
        VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
        VK_ACCESS_SHADER_READ_BIT);
    }

    // If necessary, initialize all levels that are written to
    if (imageView->imageInfo().layout != dstLayout) {
      m_execAcquires.accessImage(imageView->image(),
        mipGenerator->getAllTargetSubresources(),
        VK_IMAGE_LAYOUT_UNDEFINED,
        imageView->imageInfo().stages, 0,
        dstLayout,
        VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
        VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT);
    }

    m_execAcquires.recordCommands(m_cmd);
    
    // Common descriptor set properties that we use to
    // bind the source image view to the fragment shader
    VkDescriptorImageInfo descriptorImage = { };
    descriptorImage.sampler     = m_common->metaBlit().getSampler(filter);
    descriptorImage.imageLayout = srcLayout;
    
    VkWriteDescriptorSet descriptorWrite = { VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET };
    descriptorWrite.dstBinding       = 0;
    descriptorWrite.dstArrayElement  = 0;
    descriptorWrite.descriptorCount  = 1;
    descriptorWrite.descriptorType   = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
    descriptorWrite.pImageInfo       = &descriptorImage;
    
    // Common render pass info
    VkRenderingAttachmentInfo attachmentInfo = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
    attachmentInfo.imageLayout = dstLayout;
    attachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
    attachmentInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

    VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
    renderingInfo.colorAttachmentCount = 1;
    renderingInfo.pColorAttachments = &attachmentInfo;
    
    // Retrieve a compatible pipeline to use for rendering
    DxvkMetaBlitPipeline pipeInfo = m_common->metaBlit().getPipeline(
      mipGenerator->getSrcViewType(), imageView->info().format, VK_SAMPLE_COUNT_1_BIT);
    
    for (uint32_t i = 0; i < mipGenerator->getPassCount(); i++) {
      // Width, height and layer count for the current pass
      VkExtent3D passExtent = mipGenerator->computePassExtent(i);
      
      // Create descriptor set with the current source view
      descriptorImage.imageView = mipGenerator->getSrcView(i);
      descriptorWrite.dstSet = m_descriptorPool->alloc(pipeInfo.dsetLayout);
      m_cmd->updateDescriptorSets(1, &descriptorWrite);
      
      // Set up viewport and scissor rect
      VkViewport viewport;
      viewport.x        = 0.0f;
      viewport.y        = 0.0f;
      viewport.width    = float(passExtent.width);
      viewport.height   = float(passExtent.height);
      viewport.minDepth = 0.0f;
      viewport.maxDepth = 1.0f;
      
      VkRect2D scissor;
      scissor.offset    = { 0, 0 };
      scissor.extent    = { passExtent.width, passExtent.height };
      
      // Set up rendering info
      attachmentInfo.imageView = mipGenerator->getDstView(i);
      renderingInfo.renderArea = scissor;
      renderingInfo.layerCount = passExtent.depth;
      
      // Set up push constants
      DxvkMetaBlitPushConstants pushConstants = { };
      pushConstants.srcCoord0  = { 0.0f, 0.0f, 0.0f };
      pushConstants.srcCoord1  = { 1.0f, 1.0f, 1.0f };
      pushConstants.layerCount = passExtent.depth;

      if (i) {
        m_execAcquires.accessImage(imageView->image(),
          mipGenerator->getSourceSubresource(i),
          dstLayout,
          VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
          VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
          srcLayout,
          VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
          VK_ACCESS_SHADER_READ_BIT);
        m_execAcquires.recordCommands(m_cmd);
      }

      m_cmd->cmdBeginRendering(&renderingInfo);
      m_cmd->cmdBindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeInfo.pipeHandle);
      m_cmd->cmdBindDescriptorSet(VK_PIPELINE_BIND_POINT_GRAPHICS,
        pipeInfo.pipeLayout, descriptorWrite.dstSet, 0, nullptr);
      
      m_cmd->cmdSetViewport(1, &viewport);
      m_cmd->cmdSetScissor(1, &scissor);
      
      m_cmd->cmdPushConstants(
        pipeInfo.pipeLayout,
        VK_SHADER_STAGE_FRAGMENT_BIT,
        0, sizeof(pushConstants),
        &pushConstants);
      
      m_cmd->cmdDraw(3, passExtent.depth, 0, 0);
      m_cmd->cmdEndRendering();
    }

    // Issue barriers to ensure we can safely access all mip
    // levels of the image in all ways the image can be used
    if (srcLayout == dstLayout) {
      m_execBarriers.accessImage(imageView->image(),
        imageView->imageSubresources(),
        srcLayout,
        VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
        VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
        VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
        VK_ACCESS_SHADER_READ_BIT,
        imageView->imageInfo().layout,
        imageView->imageInfo().stages,
        imageView->imageInfo().access);
    } else {
      m_execBarriers.accessImage(imageView->image(),
        mipGenerator->getAllSourceSubresources(),
        srcLayout,
        VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
        VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
        VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
        VK_ACCESS_SHADER_READ_BIT,
        imageView->imageInfo().layout,
        imageView->imageInfo().stages,
        imageView->imageInfo().access);

      m_execBarriers.accessImage(imageView->image(),
        mipGenerator->getBottomSubresource(),
        dstLayout,
        VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
        VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
        imageView->imageInfo().layout,
        imageView->imageInfo().stages,
        imageView->imageInfo().access);
    }

    m_cmd->trackResource<DxvkAccess::None>(mipGenerator);
    m_cmd->trackResource<DxvkAccess::Write>(imageView->image());
  }
  
  
  void DxvkContext::invalidateBuffer(
    const Rc<DxvkBuffer>&           buffer,
    const DxvkBufferSliceHandle&    slice) {
    // Allocate new backing resource
    DxvkBufferSliceHandle prevSlice = buffer->rename(slice);
    m_cmd->freeBufferSlice(buffer, prevSlice);
    
    // We also need to update all bindings that the buffer
    // may be bound to either directly or through views.
    VkBufferUsageFlags usage = buffer->info().usage &
      ~(VK_BUFFER_USAGE_TRANSFER_DST_BIT |
        VK_BUFFER_USAGE_TRANSFER_SRC_BIT);

    // Fast early-out for plain uniform buffers, very common
    if (likely(usage == VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT)) {
      m_descriptorState.dirtyBuffers(buffer->getShaderStages());
      return;
    }

    if (usage & (VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT))
      m_descriptorState.dirtyBuffers(buffer->getShaderStages());

    if (usage & (VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT | VK_BUFFER_USAGE_STORAGE_TEXEL_BUFFER_BIT))
      m_descriptorState.dirtyViews(buffer->getShaderStages());

    if (usage & VK_BUFFER_USAGE_INDEX_BUFFER_BIT)
      m_flags.set(DxvkContextFlag::GpDirtyIndexBuffer);
    
    if (usage & VK_BUFFER_USAGE_VERTEX_BUFFER_BIT)
      m_flags.set(DxvkContextFlag::GpDirtyVertexBuffers);
    
    if (usage & VK_BUFFER_USAGE_INDIRECT_BUFFER_BIT)
      m_flags.set(DxvkContextFlag::DirtyDrawBuffer);

    if (usage & VK_BUFFER_USAGE_TRANSFORM_FEEDBACK_BUFFER_BIT_EXT)
      m_flags.set(DxvkContextFlag::GpDirtyXfbBuffers);
  }


  void DxvkContext::resolveImage(
    const Rc<DxvkImage>&            dstImage,
    const Rc<DxvkImage>&            srcImage,
    const VkImageResolve&           region,
          VkFormat                  format) {
    this->spillRenderPass(true);
    this->prepareImage(dstImage, vk::makeSubresourceRange(region.dstSubresource));
    this->prepareImage(srcImage, vk::makeSubresourceRange(region.srcSubresource));

    if (format == VK_FORMAT_UNDEFINED)
      format = srcImage->info().format;

    bool useFb = srcImage->info().format != format
              || dstImage->info().format != format;

    if (m_device->perfHints().preferFbResolve) {
      useFb |= (dstImage->info().usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT)
            && (srcImage->info().usage & VK_IMAGE_USAGE_SAMPLED_BIT);
    }

    if (!useFb) {
      this->resolveImageHw(
        dstImage, srcImage, region);
    } else {
      this->resolveImageFb(
        dstImage, srcImage, region, format,
        VK_RESOLVE_MODE_NONE,
        VK_RESOLVE_MODE_NONE);
    }
  }


  void DxvkContext::resolveDepthStencilImage(
    const Rc<DxvkImage>&            dstImage,
    const Rc<DxvkImage>&            srcImage,
    const VkImageResolve&           region,
          VkResolveModeFlagBits     depthMode,
          VkResolveModeFlagBits     stencilMode) {
    this->spillRenderPass(true);
    this->prepareImage(dstImage, vk::makeSubresourceRange(region.dstSubresource));
    this->prepareImage(srcImage, vk::makeSubresourceRange(region.srcSubresource));

    // Technically legal, but no-op
    if (!depthMode && !stencilMode)
      return;

    // Subsequent functions expect stencil mode to be None
    // if either of the images have no stencil aspect
    if (!(region.dstSubresource.aspectMask
        & region.srcSubresource.aspectMask
        & VK_IMAGE_ASPECT_STENCIL_BIT))
      stencilMode = VK_RESOLVE_MODE_NONE;

    // We can only use the depth-stencil resolve path if we are resolving
    // a full subresource and both images have the same format.
    bool useFb = !dstImage->isFullSubresource(region.dstSubresource, region.extent)
              || !srcImage->isFullSubresource(region.srcSubresource, region.extent)
              || dstImage->info().format != srcImage->info().format;
    
    if (!useFb) {
      // Additionally, the given mode combination must be supported.
      const auto& properties = m_device->properties().vk12;

      useFb |= (properties.supportedDepthResolveModes   & depthMode)   != depthMode
            || (properties.supportedStencilResolveModes & stencilMode) != stencilMode;
      
      if (depthMode != stencilMode) {
        useFb |= (!depthMode || !stencilMode)
          ? !properties.independentResolveNone
          : !properties.independentResolve;
      }
    }

    if (useFb) {
      this->resolveImageFb(
        dstImage, srcImage, region, VK_FORMAT_UNDEFINED,
        depthMode, stencilMode);
    } else {
      this->resolveImageDs(
        dstImage, srcImage, region,
        depthMode, stencilMode);
    }
  }


  void DxvkContext::transformImage(
    const Rc<DxvkImage>&            dstImage,
    const VkImageSubresourceRange&  dstSubresources,
          VkImageLayout             srcLayout,
          VkImageLayout             dstLayout) {
    this->spillRenderPass(false);
    
    if (srcLayout != dstLayout) {
      m_execBarriers.recordCommands(m_cmd);

      m_execBarriers.accessImage(
        dstImage, dstSubresources,
        srcLayout,
        dstImage->info().stages,
        dstImage->info().access,
        dstLayout,
        dstImage->info().stages,
        dstImage->info().access);
      
      m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    }
  }
  
  
  void DxvkContext::performClear(
    const Rc<DxvkImageView>&        imageView,
          int32_t                   attachmentIndex,
          VkImageAspectFlags        discardAspects,
          VkImageAspectFlags        clearAspects,
          VkClearValue              clearValue) {
    DxvkColorAttachmentOps colorOp;
    colorOp.loadOp        = VK_ATTACHMENT_LOAD_OP_LOAD;
    colorOp.loadLayout    = imageView->imageInfo().layout;
    colorOp.storeLayout   = imageView->imageInfo().layout;
    
    DxvkDepthAttachmentOps depthOp;
    depthOp.loadOpD       = VK_ATTACHMENT_LOAD_OP_LOAD;
    depthOp.loadOpS       = VK_ATTACHMENT_LOAD_OP_LOAD;
    depthOp.loadLayout    = imageView->imageInfo().layout;
    depthOp.storeLayout   = imageView->imageInfo().layout;
    
    if (clearAspects & VK_IMAGE_ASPECT_COLOR_BIT)
      colorOp.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
    else if (discardAspects & VK_IMAGE_ASPECT_COLOR_BIT)
      colorOp.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
    
    if (clearAspects & VK_IMAGE_ASPECT_DEPTH_BIT)
      depthOp.loadOpD = VK_ATTACHMENT_LOAD_OP_CLEAR;
    else if (discardAspects & VK_IMAGE_ASPECT_DEPTH_BIT)
      depthOp.loadOpD = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
    
    if (clearAspects & VK_IMAGE_ASPECT_STENCIL_BIT)
      depthOp.loadOpS = VK_ATTACHMENT_LOAD_OP_CLEAR;
    else if (discardAspects & VK_IMAGE_ASPECT_DEPTH_BIT)
      depthOp.loadOpS = VK_ATTACHMENT_LOAD_OP_DONT_CARE;

    if (attachmentIndex >= 0 && !m_state.om.framebufferInfo.isWritable(attachmentIndex, clearAspects | discardAspects)) {
      // Do not fold the clear/discard into the render pass if any of the affected aspects
      // isn't writable. We can only hit this particular path when starting a render pass,
      // so we can safely manipulate load layouts here.
      int32_t colorIndex = m_state.om.framebufferInfo.getColorAttachmentIndex(attachmentIndex);
      VkImageLayout renderLayout = m_state.om.framebufferInfo.getAttachment(attachmentIndex).layout;

      if (colorIndex < 0) {
        depthOp.loadLayout = m_state.om.renderPassOps.depthOps.loadLayout;
        depthOp.storeLayout = renderLayout;
        m_state.om.renderPassOps.depthOps.loadLayout = renderLayout;
      } else {
        colorOp.loadLayout = m_state.om.renderPassOps.colorOps[colorIndex].loadLayout;
        colorOp.storeLayout = renderLayout;
        m_state.om.renderPassOps.colorOps[colorIndex].loadLayout = renderLayout;
      }

      attachmentIndex = -1;
    }

    bool is3D = imageView->imageInfo().type == VK_IMAGE_TYPE_3D;

    if ((clearAspects | discardAspects) == imageView->info().aspect && !is3D) {
      colorOp.loadLayout  = VK_IMAGE_LAYOUT_UNDEFINED;
      depthOp.loadLayout  = VK_IMAGE_LAYOUT_UNDEFINED;
    }
    
    if (attachmentIndex < 0) {
      if (m_execBarriers.isImageDirty(imageView->image(), imageView->imageSubresources(), DxvkAccess::Write))
        m_execBarriers.recordCommands(m_cmd);

      // Set up a temporary render pass to execute the clear
      VkImageLayout imageLayout = ((clearAspects | discardAspects) & VK_IMAGE_ASPECT_COLOR_BIT)
        ? imageView->pickLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
        : imageView->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);

      VkRenderingAttachmentInfo attachmentInfo = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
      attachmentInfo.imageView = imageView->handle();
      attachmentInfo.imageLayout = imageLayout;
      attachmentInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
      attachmentInfo.clearValue = clearValue;

      VkRenderingAttachmentInfo stencilInfo = attachmentInfo;

      VkExtent3D extent = imageView->mipLevelExtent(0);

      VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
      renderingInfo.renderArea.extent = { extent.width, extent.height };
      renderingInfo.layerCount = imageView->info().numLayers;

      VkImageLayout loadLayout;
      VkImageLayout storeLayout;

      VkPipelineStageFlags clearStages = 0;
      VkAccessFlags        clearAccess = 0;
      
      if ((clearAspects | discardAspects) & VK_IMAGE_ASPECT_COLOR_BIT) {
        clearStages |= VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
        clearAccess |= VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;

        attachmentInfo.loadOp = colorOp.loadOp;

        renderingInfo.colorAttachmentCount = 1;
        renderingInfo.pColorAttachments = &attachmentInfo;

        loadLayout = colorOp.loadLayout;
        storeLayout = colorOp.storeLayout;
      } else {
        clearStages |= VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT
                    |  VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
        clearAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;

        if (imageView->info().aspect & VK_IMAGE_ASPECT_DEPTH_BIT) {
          renderingInfo.pDepthAttachment = &attachmentInfo;
          attachmentInfo.loadOp = depthOp.loadOpD;
        }

        if (imageView->info().aspect & VK_IMAGE_ASPECT_STENCIL_BIT) {
          renderingInfo.pStencilAttachment = &stencilInfo;
          stencilInfo.loadOp = depthOp.loadOpS;
        }

        loadLayout = depthOp.loadLayout;
        storeLayout = depthOp.storeLayout;
      }

      if (loadLayout != imageLayout) {
        m_execAcquires.accessImage(
          imageView->image(),
          imageView->imageSubresources(),
          loadLayout, clearStages, 0,
          imageLayout, clearStages, clearAccess);

        m_execAcquires.recordCommands(m_cmd);
      }

      m_cmd->cmdBeginRendering(&renderingInfo);
      m_cmd->cmdEndRendering();

      m_execBarriers.accessImage(
        imageView->image(),
        imageView->imageSubresources(),
        imageLayout, clearStages, clearAccess,
        storeLayout,
        imageView->imageInfo().stages,
        imageView->imageInfo().access);

      m_cmd->trackResource<DxvkAccess::None>(imageView);
      m_cmd->trackResource<DxvkAccess::Write>(imageView->image());
    } else {
      // Perform the operation when starting the next render pass
      if ((clearAspects | discardAspects) & VK_IMAGE_ASPECT_COLOR_BIT) {
        uint32_t colorIndex = m_state.om.framebufferInfo.getColorAttachmentIndex(attachmentIndex);

        m_state.om.renderPassOps.colorOps[colorIndex].loadOp = colorOp.loadOp;
        if (m_state.om.renderPassOps.colorOps[colorIndex].loadOp != VK_ATTACHMENT_LOAD_OP_LOAD && !is3D)
          m_state.om.renderPassOps.colorOps[colorIndex].loadLayout = VK_IMAGE_LAYOUT_UNDEFINED;

        m_state.om.renderPassOps.colorOps[colorIndex].clearValue = clearValue.color;
      }
      
      if ((clearAspects | discardAspects) & VK_IMAGE_ASPECT_DEPTH_BIT) {
        m_state.om.renderPassOps.depthOps.loadOpD = depthOp.loadOpD;
        m_state.om.renderPassOps.depthOps.clearValue.depth = clearValue.depthStencil.depth;
      }
      
      if ((clearAspects | discardAspects) & VK_IMAGE_ASPECT_STENCIL_BIT) {
        m_state.om.renderPassOps.depthOps.loadOpS = depthOp.loadOpS;
        m_state.om.renderPassOps.depthOps.clearValue.stencil = clearValue.depthStencil.stencil;
      }

      if ((clearAspects | discardAspects) & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) {
        if (m_state.om.renderPassOps.depthOps.loadOpD != VK_ATTACHMENT_LOAD_OP_LOAD
         && m_state.om.renderPassOps.depthOps.loadOpS != VK_ATTACHMENT_LOAD_OP_LOAD)
          m_state.om.renderPassOps.depthOps.loadLayout = VK_IMAGE_LAYOUT_UNDEFINED;
      }
    }
  }


  void DxvkContext::deferClear(
    const Rc<DxvkImageView>&        imageView,
          VkImageAspectFlags        clearAspects,
          VkClearValue              clearValue) {
    for (auto& entry : m_deferredClears) {
      if (entry.imageView->matchesView(imageView)) {
        entry.imageView = imageView;
        entry.discardAspects &= ~clearAspects;
        entry.clearAspects |= clearAspects;

        if (clearAspects & VK_IMAGE_ASPECT_COLOR_BIT)
          entry.clearValue.color = clearValue.color;
        if (clearAspects & VK_IMAGE_ASPECT_DEPTH_BIT)
          entry.clearValue.depthStencil.depth = clearValue.depthStencil.depth;
        if (clearAspects & VK_IMAGE_ASPECT_STENCIL_BIT)
          entry.clearValue.depthStencil.stencil = clearValue.depthStencil.stencil;
        
        return;
      } else if (entry.imageView->checkSubresourceOverlap(imageView)) {
        this->spillRenderPass(false);
        break;
      }
    }

    m_deferredClears.push_back({ imageView, 0, clearAspects, clearValue });
  }


  void DxvkContext::deferDiscard(
    const Rc<DxvkImageView>&        imageView,
          VkImageAspectFlags        discardAspects) {
    for (auto& entry : m_deferredClears) {
      if (entry.imageView->matchesView(imageView)) {
        entry.imageView = imageView;
        entry.discardAspects |= discardAspects;
        entry.clearAspects &= ~discardAspects;
        return;
      } else if (entry.imageView->checkSubresourceOverlap(imageView)) {
        this->spillRenderPass(false);
        break;
      }
    }

    m_deferredClears.push_back({ imageView, discardAspects });
  }


  void DxvkContext::flushClears(
          bool                      useRenderPass) {
    for (const auto& clear : m_deferredClears) {
      int32_t attachmentIndex = -1;

      if (useRenderPass && m_state.om.framebufferInfo.isFullSize(clear.imageView))
        attachmentIndex = m_state.om.framebufferInfo.findAttachment(clear.imageView);

      this->performClear(clear.imageView, attachmentIndex,
        clear.discardAspects, clear.clearAspects, clear.clearValue);
    }

    m_deferredClears.clear();
  }


  void DxvkContext::flushSharedImages() {
    for (auto i = m_deferredClears.begin(); i != m_deferredClears.end(); ) {
      if (i->imageView->imageInfo().shared) {
        this->performClear(i->imageView, -1, i->discardAspects, i->clearAspects, i->clearValue);
        i = m_deferredClears.erase(i);
      } else {
        i++;
      }
    }

    this->transitionRenderTargetLayouts(true);
  }


  void DxvkContext::updateBuffer(
    const Rc<DxvkBuffer>&           buffer,
          VkDeviceSize              offset,
          VkDeviceSize              size,
    const void*                     data) {
    bool replaceBuffer = this->tryInvalidateDeviceLocalBuffer(buffer, size);
    auto bufferSlice = buffer->getSliceHandle(offset, size);

    if (!replaceBuffer) {
      this->spillRenderPass(true);
    
      if (m_execBarriers.isBufferDirty(bufferSlice, DxvkAccess::Write))
        m_execBarriers.recordCommands(m_cmd);
    }

    DxvkCmdBuffer cmdBuffer = replaceBuffer
      ? DxvkCmdBuffer::InitBuffer
      : DxvkCmdBuffer::ExecBuffer;

    m_cmd->cmdUpdateBuffer(cmdBuffer,
      bufferSlice.handle,
      bufferSlice.offset,
      bufferSlice.length,
      data);

    auto& barriers = replaceBuffer
      ? m_initBarriers
      : m_execBarriers;

    barriers.accessBuffer(bufferSlice,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      buffer->info().stages,
      buffer->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(buffer);
  }
  
  
  void DxvkContext::updateDepthStencilImage(
    const Rc<DxvkImage>&            image,
    const VkImageSubresourceLayers& subresources,
          VkOffset2D                imageOffset,
          VkExtent2D                imageExtent,
    const void*                     data,
          VkDeviceSize              pitchPerRow,
          VkDeviceSize              pitchPerLayer,
          VkFormat                  format) {
    auto formatInfo = lookupFormatInfo(format);
    
    VkExtent3D extent3D;
    extent3D.width  = imageExtent.width;
    extent3D.height = imageExtent.height;
    extent3D.depth  = subresources.layerCount;

    VkDeviceSize pixelCount = extent3D.width * extent3D.height * extent3D.depth;

    DxvkBufferCreateInfo tmpBufferInfo;
    tmpBufferInfo.size      = pixelCount * formatInfo->elementSize;
    tmpBufferInfo.usage     = VK_BUFFER_USAGE_STORAGE_BUFFER_BIT;
    tmpBufferInfo.stages    = VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT;
    tmpBufferInfo.access    = VK_ACCESS_SHADER_READ_BIT;

    auto tmpBuffer = m_device->createBuffer(tmpBufferInfo,
      VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
      VK_MEMORY_PROPERTY_HOST_COHERENT_BIT);

    util::packImageData(tmpBuffer->mapPtr(0), data,
      extent3D, formatInfo->elementSize,
      pitchPerRow, pitchPerLayer);
    
    copyPackedBufferToDepthStencilImage(
      image, subresources, imageOffset, imageExtent,
      tmpBuffer, 0, VkOffset2D { 0, 0 }, imageExtent,
      format);
  }


  void DxvkContext::uploadBuffer(
    const Rc<DxvkBuffer>&           buffer,
    const void*                     data) {
    auto bufferSlice = buffer->getSliceHandle();

    auto stagingSlice = m_staging.alloc(CACHE_LINE_SIZE, bufferSlice.length);
    auto stagingHandle = stagingSlice.getSliceHandle();
    std::memcpy(stagingHandle.mapPtr, data, bufferSlice.length);

    VkBufferCopy2 copyRegion = { VK_STRUCTURE_TYPE_BUFFER_COPY_2 };
    copyRegion.srcOffset = stagingHandle.offset;
    copyRegion.dstOffset = bufferSlice.offset;
    copyRegion.size      = bufferSlice.length;

    VkCopyBufferInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_BUFFER_INFO_2 };
    copyInfo.srcBuffer = stagingHandle.handle;
    copyInfo.dstBuffer = bufferSlice.handle;
    copyInfo.regionCount = 1;
    copyInfo.pRegions = &copyRegion;

    m_cmd->cmdCopyBuffer(DxvkCmdBuffer::SdmaBuffer, &copyInfo);

    m_sdmaBarriers.releaseBuffer(
      m_initBarriers, bufferSlice,
      m_device->queues().transfer.queueFamily,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      m_device->queues().graphics.queueFamily,
      buffer->info().stages,
      buffer->info().access);
    
    m_cmd->trackResource<DxvkAccess::Read>(stagingSlice.buffer());
    m_cmd->trackResource<DxvkAccess::Write>(buffer);
  }


  void DxvkContext::uploadImage(
    const Rc<DxvkImage>&            image,
    const VkImageSubresourceLayers& subresources,
    const void*                     data,
          VkDeviceSize              pitchPerRow,
          VkDeviceSize              pitchPerLayer) {
    VkOffset3D imageOffset = { 0, 0, 0 };
    VkExtent3D imageExtent = image->mipLevelExtent(subresources.mipLevel);

    DxvkCmdBuffer cmdBuffer = DxvkCmdBuffer::SdmaBuffer;
    DxvkBarrierSet* barriers = &m_sdmaAcquires;
    
    if (subresources.aspectMask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) {
      cmdBuffer = DxvkCmdBuffer::InitBuffer;
      barriers = &m_initBarriers;
    }

    // Discard previous subresource contents
    barriers->accessImage(image,
      vk::makeSubresourceRange(subresources),
      VK_IMAGE_LAYOUT_UNDEFINED,
      VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0,
      image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT);

    barriers->recordCommands(m_cmd);

    this->copyImageHostData(cmdBuffer,
      image, subresources, imageOffset, imageExtent,
      data, pitchPerRow, pitchPerLayer);

    // Transfer ownership to graphics queue
    if (cmdBuffer == DxvkCmdBuffer::SdmaBuffer) {
      m_sdmaBarriers.releaseImage(m_initBarriers,
        image, vk::makeSubresourceRange(subresources),
        m_device->queues().transfer.queueFamily,
        image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT,
        m_device->queues().graphics.queueFamily,
        image->info().layout,
        image->info().stages,
        image->info().access);
    } else {
      barriers->accessImage(image,
        vk::makeSubresourceRange(subresources),
        image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT,
        image->info().layout,
        image->info().stages,
        image->info().access);
    }
    
    m_cmd->trackResource<DxvkAccess::Write>(image);
  }


  void DxvkContext::setViewports(
          uint32_t            viewportCount,
    const VkViewport*         viewports,
    const VkRect2D*           scissorRects) {
    for (uint32_t i = 0; i < viewportCount; i++) {
      m_state.vp.viewports[i] = viewports[i];
      m_state.vp.scissorRects[i] = scissorRects[i];
      
      // Vulkan viewports are not allowed to have a width or
      // height of zero, so we fall back to a dummy viewport
      // and instead set an empty scissor rect, which is legal.
      if (viewports[i].width == 0.0f || viewports[i].height == 0.0f) {
        m_state.vp.viewports[i] = VkViewport {
          0.0f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f };
        m_state.vp.scissorRects[i] = VkRect2D {
          VkOffset2D { 0, 0 },
          VkExtent2D { 0, 0 } };
      }
    }
    
    m_state.vp.viewportCount = viewportCount;
    m_flags.set(DxvkContextFlag::GpDirtyViewport);
  }
  
  
  void DxvkContext::setBlendConstants(
          DxvkBlendConstants  blendConstants) {
    if (m_state.dyn.blendConstants != blendConstants) {
      m_state.dyn.blendConstants = blendConstants;
      m_flags.set(DxvkContextFlag::GpDirtyBlendConstants);
    }
  }
  
  
  void DxvkContext::setDepthBias(
          DxvkDepthBias       depthBias) {
    if (m_state.dyn.depthBias != depthBias) {
      m_state.dyn.depthBias = depthBias;
      m_flags.set(DxvkContextFlag::GpDirtyDepthBias);
    }
  }


  void DxvkContext::setDepthBiasRepresentation(
          DxvkDepthBiasRepresentation  depthBiasRepresentation) {
    if (m_state.dyn.depthBiasRepresentation != depthBiasRepresentation) {
      m_state.dyn.depthBiasRepresentation = depthBiasRepresentation;
      m_flags.set(DxvkContextFlag::GpDirtyDepthBias);
    }
  }


  void DxvkContext::setDepthBounds(
          DxvkDepthBounds     depthBounds) {
    if (m_state.dyn.depthBounds != depthBounds) {
      m_state.dyn.depthBounds = depthBounds;
      m_flags.set(DxvkContextFlag::GpDirtyDepthBounds);
    }

    if (m_state.gp.state.ds.enableDepthBoundsTest() != depthBounds.enableDepthBounds) {
      m_state.gp.state.ds.setEnableDepthBoundsTest(depthBounds.enableDepthBounds);
      m_flags.set(DxvkContextFlag::GpDirtyPipelineState);
    }
  }
  
  
  void DxvkContext::setStencilReference(
          uint32_t            reference) {
    if (m_state.dyn.stencilReference != reference) {
      m_state.dyn.stencilReference = reference;
      m_flags.set(DxvkContextFlag::GpDirtyStencilRef);
    }
  }
  
  
  void DxvkContext::setInputAssemblyState(const DxvkInputAssemblyState& ia) {
    m_state.gp.state.ia = DxvkIaInfo(
      ia.primitiveTopology,
      ia.primitiveRestart,
      ia.patchVertexCount);
    
    m_flags.set(DxvkContextFlag::GpDirtyPipelineState);
  }
  
  
  void DxvkContext::setInputLayout(
          uint32_t             attributeCount,
    const DxvkVertexAttribute* attributes,
          uint32_t             bindingCount,
    const DxvkVertexBinding*   bindings) {
    m_flags.set(
      DxvkContextFlag::GpDirtyPipelineState,
      DxvkContextFlag::GpDirtyVertexBuffers);

    for (uint32_t i = 0; i < bindingCount; i++) {
      m_state.gp.state.ilBindings[i] = DxvkIlBinding(
        bindings[i].binding, 0, bindings[i].inputRate,
        bindings[i].fetchRate);
      m_state.vi.vertexExtents[i] = bindings[i].extent;
    }

    for (uint32_t i = bindingCount; i < m_state.gp.state.il.bindingCount(); i++) {
      m_state.gp.state.ilBindings[i] = DxvkIlBinding();
      m_state.vi.vertexExtents[i] = 0;
    }
    
    for (uint32_t i = 0; i < attributeCount; i++) {
      m_state.gp.state.ilAttributes[i] = DxvkIlAttribute(
        attributes[i].location, attributes[i].binding,
        attributes[i].format,   attributes[i].offset);
    }
    
    for (uint32_t i = attributeCount; i < m_state.gp.state.il.attributeCount(); i++)
      m_state.gp.state.ilAttributes[i] = DxvkIlAttribute();
    
    m_state.gp.state.il = DxvkIlInfo(attributeCount, bindingCount);
  }
  
  
  void DxvkContext::setRasterizerState(const DxvkRasterizerState& rs) {
    if (m_state.dyn.cullMode != rs.cullMode || m_state.dyn.frontFace != rs.frontFace) {
      m_state.dyn.cullMode = rs.cullMode;
      m_state.dyn.frontFace = rs.frontFace;

      m_flags.set(DxvkContextFlag::GpDirtyRasterizerState);
    }

    if (unlikely(rs.sampleCount != m_state.gp.state.rs.sampleCount())) {
      if (!m_state.gp.state.ms.sampleCount())
        m_flags.set(DxvkContextFlag::GpDirtyMultisampleState);

      if (!m_features.test(DxvkContextFeature::VariableMultisampleRate))
        m_flags.set(DxvkContextFlag::GpDirtyFramebuffer);
    }

    DxvkRsInfo rsInfo(
      rs.depthClipEnable,
      rs.depthBiasEnable,
      rs.polygonMode,
      rs.sampleCount,
      rs.conservativeMode,
      rs.flatShading,
      rs.lineMode);

    if (!m_state.gp.state.rs.eq(rsInfo)) {
      m_flags.set(DxvkContextFlag::GpDirtyPipelineState);

      // Since depth bias enable is only dynamic for base pipelines,
      // it is applied as part of the dynamic depth-stencil state
      if (m_state.gp.state.rs.depthBiasEnable() != rs.depthBiasEnable)
        m_flags.set(DxvkContextFlag::GpDirtyDepthStencilState);

      m_state.gp.state.rs = rsInfo;
    }
  }
  
  
  void DxvkContext::setMultisampleState(const DxvkMultisampleState& ms) {
    m_state.gp.state.ms = DxvkMsInfo(
      m_state.gp.state.ms.sampleCount(),
      ms.sampleMask,
      ms.enableAlphaToCoverage);
    
    m_flags.set(
      DxvkContextFlag::GpDirtyPipelineState,
      DxvkContextFlag::GpDirtyMultisampleState);
  }
  
  
  void DxvkContext::setDepthStencilState(const DxvkDepthStencilState& ds) {
    m_state.gp.state.ds = DxvkDsInfo(
      ds.enableDepthTest,
      ds.enableDepthWrite,
      m_state.gp.state.ds.enableDepthBoundsTest(),
      ds.enableStencilTest,
      ds.depthCompareOp);
    
    m_state.gp.state.dsFront = DxvkDsStencilOp(ds.stencilOpFront);
    m_state.gp.state.dsBack  = DxvkDsStencilOp(ds.stencilOpBack);
    
    m_flags.set(
      DxvkContextFlag::GpDirtyPipelineState,
      DxvkContextFlag::GpDirtyDepthStencilState);
  }
  
  
  void DxvkContext::setLogicOpState(const DxvkLogicOpState& lo) {
    m_state.gp.state.om = DxvkOmInfo(
      lo.enableLogicOp,
      lo.logicOp,
      m_state.gp.state.om.feedbackLoop());
    
    m_flags.set(DxvkContextFlag::GpDirtyPipelineState);
  }
  
  
  void DxvkContext::setBlendMode(
          uint32_t            attachment,
    const DxvkBlendMode&      blendMode) {
    m_state.gp.state.omBlend[attachment] = DxvkOmAttachmentBlend(
      blendMode.enableBlending,
      blendMode.colorSrcFactor,
      blendMode.colorDstFactor,
      blendMode.colorBlendOp,
      blendMode.alphaSrcFactor,
      blendMode.alphaDstFactor,
      blendMode.alphaBlendOp,
      blendMode.writeMask);
    
    m_flags.set(DxvkContextFlag::GpDirtyPipelineState);
  }


  void DxvkContext::setBarrierControl(DxvkBarrierControlFlags control) {
    m_barrierControl = control;
  }
  
  
  void DxvkContext::updatePageTable(
    const DxvkSparseBindInfo&   bindInfo,
          DxvkSparseBindFlags   flags) {
    // Split command buffers here so that we execute
    // the sparse binding operation at the right time
    if (!flags.test(DxvkSparseBindFlag::SkipSynchronization))
      this->splitCommands();

    DxvkSparsePageAllocator* srcAllocator = bindInfo.srcAllocator.ptr();
    DxvkSparsePageTable* dstPageTable = bindInfo.dstResource->getSparsePageTable();
    DxvkSparsePageTable* srcPageTable = nullptr;

    if (bindInfo.srcResource != nullptr)
      srcPageTable = bindInfo.srcResource->getSparsePageTable();

    // In order to support copies properly, we need to buffer the new
    // mappings first before we apply them to the destination resource.
    size_t bindCount = bindInfo.binds.size();
    std::vector<DxvkSparseMapping> mappings(bindCount);

    for (size_t i = 0; i < bindCount; i++) {
      DxvkSparseBind bind = bindInfo.binds[i];

      switch (bind.mode) {
        case DxvkSparseBindMode::Null:
          // The mapping array is already default-initialized
          // so we don't actually need to do anything here
          break;

        case DxvkSparseBindMode::Bind:
          mappings[i] = srcAllocator->acquirePage(bind.srcPage);
          break;

        case DxvkSparseBindMode::Copy:
          mappings[i] = srcPageTable->getMapping(bind.srcPage);
          break;
      }
    }

    // Process the actual page table updates here and resolve
    // our internal structures to Vulkan resource and memory
    // handles. The rest will be done at submission time.
    for (size_t i = 0; i < bindCount; i++) {
      DxvkSparseBind bind = bindInfo.binds[i];
      DxvkSparseMapping mapping = std::move(mappings[i]);

      DxvkSparsePageInfo pageInfo = dstPageTable->getPageInfo(bind.dstPage);

      switch (pageInfo.type) {
        case DxvkSparsePageType::None:
          break;

        case DxvkSparsePageType::Buffer: {
          DxvkSparseBufferBindKey key;
          key.buffer = dstPageTable->getBufferHandle();
          key.offset = pageInfo.buffer.offset;
          key.size   = pageInfo.buffer.length;

          m_cmd->bindBufferMemory(key, mapping.getHandle());
        } break;

        case DxvkSparsePageType::Image: {
          DxvkSparseImageBindKey key;
          key.image = dstPageTable->getImageHandle();
          key.subresource = pageInfo.image.subresource;
          key.offset = pageInfo.image.offset;
          key.extent = pageInfo.image.extent;

          m_cmd->bindImageMemory(key, mapping.getHandle());
        } break;

        case DxvkSparsePageType::ImageMipTail: {
          DxvkSparseImageOpaqueBindKey key;
          key.image  = dstPageTable->getImageHandle();
          key.offset = pageInfo.mipTail.resourceOffset;
          key.size   = pageInfo.mipTail.resourceLength;
          key.flags  = 0;

          m_cmd->bindImageOpaqueMemory(key, mapping.getHandle());
        } break;
      }

      // Update the page table mapping for tracking purposes
      if (pageInfo.type != DxvkSparsePageType::None)
        dstPageTable->updateMapping(m_cmd.ptr(), bind.dstPage, std::move(mapping));
    }

    m_cmd->trackResource<DxvkAccess::Write>(bindInfo.dstResource);
  }


  void DxvkContext::signalGpuEvent(const Rc<DxvkGpuEvent>& event) {
    this->spillRenderPass(true);
    
    DxvkGpuEventHandle handle = m_common->eventPool().allocEvent();

    // Supported client APIs can't access device memory in a defined manner
    // without triggering a queue submission first, so we really only need
    // to wait for prior commands, especially queries, to complete.
    VkMemoryBarrier2 barrier = { VK_STRUCTURE_TYPE_MEMORY_BARRIER_2 };
    barrier.srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;

    VkDependencyInfo depInfo = { VK_STRUCTURE_TYPE_DEPENDENCY_INFO };
    depInfo.memoryBarrierCount = 1;
    depInfo.pMemoryBarriers = &barrier;

    m_cmd->cmdSetEvent(handle.event, &depInfo);

    m_cmd->trackGpuEvent(event->reset(handle));
    m_cmd->trackResource<DxvkAccess::None>(event);
  }
  

  void DxvkContext::launchCuKernelNVX(
    const VkCuLaunchInfoNVX& nvxLaunchInfo,
    const std::vector<std::pair<Rc<DxvkBuffer>, DxvkAccessFlags>>& buffers,
    const std::vector<std::pair<Rc<DxvkImage>,  DxvkAccessFlags>>& images) {
    // The resources in the std::vectors above are called-out
    // explicitly in the API for barrier and tracking purposes
    // since they're being used bindlessly.
    this->spillRenderPass(true);

    VkPipelineStageFlags srcStages = 0;
    VkAccessFlags srcAccess = 0;

    for (auto& r : buffers) {
      srcStages |= r.first->info().stages;
      srcAccess |= r.first->info().access;
    }

    for (auto& r : images) {
      srcStages |= r.first->info().stages;
      srcAccess |= r.first->info().access;

      this->prepareImage(r.first, r.first->getAvailableSubresources());
    }

    m_execBarriers.accessMemory(srcStages, srcAccess,
      VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
      VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_SHADER_WRITE_BIT);
    m_execBarriers.recordCommands(m_cmd);

    m_cmd->cmdLaunchCuKernel(nvxLaunchInfo);

    for (auto& r : buffers) {
      VkAccessFlags accessFlags = (r.second.test(DxvkAccess::Read) * VK_ACCESS_SHADER_READ_BIT)
                                | (r.second.test(DxvkAccess::Write) * VK_ACCESS_SHADER_WRITE_BIT);
      DxvkBufferSliceHandle bufferSlice = r.first->getSliceHandle();
      m_execBarriers.accessBuffer(bufferSlice,
        VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
        accessFlags,
        r.first->info().stages,
        r.first->info().access);
    }

    for (auto& r : images) {
      VkAccessFlags accessFlags = (r.second.test(DxvkAccess::Read) * VK_ACCESS_SHADER_READ_BIT)
                                | (r.second.test(DxvkAccess::Write) * VK_ACCESS_SHADER_WRITE_BIT);
      m_execBarriers.accessImage(r.first,
        r.first->getAvailableSubresources(),
        r.first->info().layout,
        VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
        accessFlags,
        r.first->info().layout,
        r.first->info().stages,
        r.first->info().access);
    }

    for (auto& r : images) {
      if (r.second.test(DxvkAccess::Read)) m_cmd->trackResource<DxvkAccess::Read>(r.first);
      if (r.second.test(DxvkAccess::Write)) m_cmd->trackResource<DxvkAccess::Write>(r.first);
    }

    for (auto& r : buffers) {
      if (r.second.test(DxvkAccess::Read)) m_cmd->trackResource<DxvkAccess::Read>(r.first);
      if (r.second.test(DxvkAccess::Write)) m_cmd->trackResource<DxvkAccess::Write>(r.first);
    }
  }
  
  
  void DxvkContext::writeTimestamp(const Rc<DxvkGpuQuery>& query) {
    m_queryManager.writeTimestamp(m_cmd, query);
  }


  void DxvkContext::signal(const Rc<sync::Signal>& signal, uint64_t value) {
    m_cmd->queueSignal(signal, value);
  }


  void DxvkContext::waitFence(const Rc<DxvkFence>& fence, uint64_t value) {
    m_cmd->waitFence(fence, value);
  }


  void DxvkContext::signalFence(const Rc<DxvkFence>& fence, uint64_t value) {
    m_cmd->signalFence(fence, value);
  }


  void DxvkContext::beginDebugLabel(VkDebugUtilsLabelEXT *label) {
    if (!m_device->instance()->extensions().extDebugUtils)
      return;

    m_cmd->cmdBeginDebugUtilsLabel(label);
  }

  void DxvkContext::endDebugLabel() {
    if (!m_device->instance()->extensions().extDebugUtils)
      return;

    m_cmd->cmdEndDebugUtilsLabel();
  }

  void DxvkContext::insertDebugLabel(VkDebugUtilsLabelEXT *label) {
    if (!m_device->instance()->extensions().extDebugUtils)
      return;

    m_cmd->cmdInsertDebugUtilsLabel(label);
  }
  
  
  void DxvkContext::blitImageFb(
    const Rc<DxvkImage>&        dstImage,
    const Rc<DxvkImage>&        srcImage,
    const VkImageBlit&          region,
    const VkComponentMapping&   mapping,
          VkFilter              filter) {
    this->invalidateState();

    auto dstSubresourceRange = vk::makeSubresourceRange(region.dstSubresource);
    auto srcSubresourceRange = vk::makeSubresourceRange(region.srcSubresource);

    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    bool srcIsDepthStencil = region.srcSubresource.aspectMask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT);

    VkImageLayout srcLayout = srcImage->pickLayout(srcIsDepthStencil
      ? VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL
      : VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);

    VkImageLayout dstLayout = dstImage->pickLayout(
      VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);

    if (dstImage->info().layout != dstLayout) {
      m_execAcquires.accessImage(
        dstImage, dstSubresourceRange,
        dstImage->info().layout,
        dstImage->info().stages, 0,
        dstLayout,
        VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
        VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
        VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT);
    }

    if (srcImage->info().layout != srcLayout) {
      m_execAcquires.accessImage(
        srcImage, srcSubresourceRange,
        srcImage->info().layout,
        srcImage->info().stages, 0,
        srcLayout,
        VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
        VK_ACCESS_SHADER_READ_BIT);
    }

    m_execAcquires.recordCommands(m_cmd);

    // Sort out image offsets so that dstOffset[0] points
    // to the top-left corner of the target area
    VkOffset3D srcOffsets[2] = { region.srcOffsets[0], region.srcOffsets[1] };
    VkOffset3D dstOffsets[2] = { region.dstOffsets[0], region.dstOffsets[1] };

    if (dstOffsets[0].x > dstOffsets[1].x) {
      std::swap(dstOffsets[0].x, dstOffsets[1].x);
      std::swap(srcOffsets[0].x, srcOffsets[1].x);
    }

    if (dstOffsets[0].y > dstOffsets[1].y) {
      std::swap(dstOffsets[0].y, dstOffsets[1].y);
      std::swap(srcOffsets[0].y, srcOffsets[1].y);
    }

    if (dstOffsets[0].z > dstOffsets[1].z) {
      std::swap(dstOffsets[0].z, dstOffsets[1].z);
      std::swap(srcOffsets[0].z, srcOffsets[1].z);
    }
    
    VkExtent3D dstExtent = {
      uint32_t(dstOffsets[1].x - dstOffsets[0].x),
      uint32_t(dstOffsets[1].y - dstOffsets[0].y),
      uint32_t(dstOffsets[1].z - dstOffsets[0].z) };

    // Begin render pass
    Rc<DxvkMetaBlitRenderPass> pass = new DxvkMetaBlitRenderPass(
      m_device, dstImage, srcImage, region, mapping);

    VkExtent3D imageExtent = dstImage->mipLevelExtent(region.dstSubresource.mipLevel);

    VkRenderingAttachmentInfo attachmentInfo = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
    attachmentInfo.imageView = pass->getDstView();
    attachmentInfo.imageLayout = dstLayout;
    attachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
    attachmentInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

    VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
    renderingInfo.renderArea = VkRect2D {
      VkOffset2D { 0, 0 },
      VkExtent2D { imageExtent.width, imageExtent.height } };
    renderingInfo.layerCount = pass->framebufferLayerCount();
    renderingInfo.colorAttachmentCount = 1;
    renderingInfo.pColorAttachments = &attachmentInfo;

    m_cmd->cmdBeginRendering(&renderingInfo);

    // Bind pipeline
    DxvkMetaBlitPipeline pipeInfo = m_common->metaBlit().getPipeline(
      pass->viewType(), dstImage->info().format, dstImage->info().sampleCount);

    m_cmd->cmdBindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeInfo.pipeHandle);

    // Set up viewport
    VkViewport viewport;
    viewport.x                = float(dstOffsets[0].x);
    viewport.y                = float(dstOffsets[0].y);
    viewport.width            = float(dstExtent.width);
    viewport.height           = float(dstExtent.height);
    viewport.minDepth         = 0.0f;
    viewport.maxDepth         = 1.0f;

    VkRect2D scissor;
    scissor.offset            = { dstOffsets[0].x, dstOffsets[0].y  };
    scissor.extent            = { dstExtent.width, dstExtent.height };

    m_cmd->cmdSetViewport(1, &viewport);
    m_cmd->cmdSetScissor(1, &scissor);

    // Bind source image view
    VkDescriptorImageInfo descriptorImage;
    descriptorImage.sampler     = m_common->metaBlit().getSampler(filter);
    descriptorImage.imageView   = pass->getSrcView();
    descriptorImage.imageLayout = srcLayout;
    
    VkWriteDescriptorSet descriptorWrite = { VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET };
    descriptorWrite.dstSet           = m_descriptorPool->alloc(pipeInfo.dsetLayout);
    descriptorWrite.dstBinding       = 0;
    descriptorWrite.dstArrayElement  = 0;
    descriptorWrite.descriptorCount  = 1;
    descriptorWrite.descriptorType   = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
    descriptorWrite.pImageInfo       = &descriptorImage;

    m_cmd->updateDescriptorSets(1, &descriptorWrite);
    m_cmd->cmdBindDescriptorSet(VK_PIPELINE_BIND_POINT_GRAPHICS,
      pipeInfo.pipeLayout, descriptorWrite.dstSet, 0, nullptr);

    // Compute shader parameters for the operation
    VkExtent3D srcExtent = srcImage->mipLevelExtent(region.srcSubresource.mipLevel);

    DxvkMetaBlitPushConstants pushConstants = { };
    pushConstants.srcCoord0  = {
      float(srcOffsets[0].x) / float(srcExtent.width),
      float(srcOffsets[0].y) / float(srcExtent.height),
      float(srcOffsets[0].z) / float(srcExtent.depth) };
    pushConstants.srcCoord1  = {
      float(srcOffsets[1].x) / float(srcExtent.width),
      float(srcOffsets[1].y) / float(srcExtent.height),
      float(srcOffsets[1].z) / float(srcExtent.depth) };
    pushConstants.layerCount = pass->framebufferLayerCount();

    m_cmd->cmdPushConstants(
      pipeInfo.pipeLayout,
      VK_SHADER_STAGE_FRAGMENT_BIT,
      0, sizeof(pushConstants),
      &pushConstants);

    m_cmd->cmdDraw(3, pushConstants.layerCount, 0, 0);
    m_cmd->cmdEndRendering();

    // Add barriers and track image objects
    m_execBarriers.accessImage(dstImage,
      vk::makeSubresourceRange(region.dstSubresource),
      dstLayout,
      VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
      VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);
    
    m_execBarriers.accessImage(srcImage,
      vk::makeSubresourceRange(region.srcSubresource),
      srcLayout,
      VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
      VK_ACCESS_SHADER_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
    m_cmd->trackResource<DxvkAccess::None>(pass);
  }


  void DxvkContext::blitImageHw(
    const Rc<DxvkImage>&        dstImage,
    const Rc<DxvkImage>&        srcImage,
    const VkImageBlit&          region,
          VkFilter              filter) {
    auto dstSubresourceRange = vk::makeSubresourceRange(region.dstSubresource);
    auto srcSubresourceRange = vk::makeSubresourceRange(region.srcSubresource);

    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    // Prepare the two images for transfer ops if necessary
    auto dstLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
    auto srcLayout = srcImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL);

    if (dstImage->info().layout != dstLayout) {
      m_execAcquires.accessImage(
        dstImage, dstSubresourceRange,
        dstImage->info().layout,
        VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
        dstLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT);
    }

    if (srcImage->info().layout != srcLayout) {
      m_execAcquires.accessImage(
        srcImage, srcSubresourceRange,
        srcImage->info().layout,
        VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
        srcLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_READ_BIT);
    }

    m_execAcquires.recordCommands(m_cmd);

    // Perform the blit operation
    VkImageBlit2 blitRegion = { VK_STRUCTURE_TYPE_IMAGE_BLIT_2 };
    blitRegion.srcSubresource = region.srcSubresource;
    blitRegion.dstSubresource = region.dstSubresource;

    for (uint32_t i = 0; i < 2; i++) {
      blitRegion.srcOffsets[i] = region.srcOffsets[i];
      blitRegion.dstOffsets[i] = region.dstOffsets[i];
    }

    VkBlitImageInfo2 blitInfo = { VK_STRUCTURE_TYPE_BLIT_IMAGE_INFO_2 };
    blitInfo.srcImage = srcImage->handle();
    blitInfo.srcImageLayout = srcLayout;
    blitInfo.dstImage = dstImage->handle();
    blitInfo.dstImageLayout = dstLayout;
    blitInfo.regionCount = 1;
    blitInfo.pRegions = &blitRegion;
    blitInfo.filter = filter;

    m_cmd->cmdBlitImage(&blitInfo);
    
    m_execBarriers.accessImage(
      dstImage, dstSubresourceRange, dstLayout,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);
    
    m_execBarriers.accessImage(
      srcImage, srcSubresourceRange, srcLayout,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
  }


  template<bool ToImage>
  void DxvkContext::copyImageBufferData(
          DxvkCmdBuffer         cmd,
    const Rc<DxvkImage>&        image,
    const VkImageSubresourceLayers& imageSubresource,
          VkOffset3D            imageOffset,
          VkExtent3D            imageExtent,
          VkImageLayout         imageLayout,
    const DxvkBufferSliceHandle& bufferSlice,
          VkDeviceSize          bufferRowAlignment,
          VkDeviceSize          bufferSliceAlignment) {
    auto formatInfo = image->formatInfo();
    auto layers = imageSubresource.layerCount;

    VkDeviceSize bufferOffset = bufferSlice.offset;

    // Do one copy region per layer in case the buffer memory layout is weird
    if (bufferSliceAlignment || formatInfo->flags.test(DxvkFormatFlag::MultiPlane))
      layers = 1;

    for (uint32_t i = 0; i < imageSubresource.layerCount; i += layers) {
      auto aspectOffset = bufferOffset;

      for (auto aspects = imageSubresource.aspectMask; aspects; ) {
        auto aspect = vk::getNextAspect(aspects);
        auto elementSize = formatInfo->elementSize;

        VkBufferImageCopy2 copyRegion = { VK_STRUCTURE_TYPE_BUFFER_IMAGE_COPY_2 };
        copyRegion.imageSubresource.aspectMask = aspect;
        copyRegion.imageSubresource.baseArrayLayer = imageSubresource.baseArrayLayer + i;
        copyRegion.imageSubresource.layerCount = layers;
        copyRegion.imageSubresource.mipLevel = imageSubresource.mipLevel;
        copyRegion.imageOffset = imageOffset;
        copyRegion.imageExtent = imageExtent;

        if (formatInfo->flags.test(DxvkFormatFlag::MultiPlane)) {
          auto plane = &formatInfo->planes[vk::getPlaneIndex(aspect)];
          copyRegion.imageOffset.x /= plane->blockSize.width;
          copyRegion.imageOffset.y /= plane->blockSize.height;
          copyRegion.imageExtent.width  /= plane->blockSize.width;
          copyRegion.imageExtent.height /= plane->blockSize.height;
          elementSize = plane->elementSize;
        }

        // Vulkan can't really express row pitch in the same way that client APIs
        // may expect, so we'll need to do some heroics here and hope that it works
        VkExtent3D blockCount = util::computeBlockCount(copyRegion.imageExtent, formatInfo->blockSize);
        VkDeviceSize rowPitch = blockCount.width * elementSize;

        if (bufferRowAlignment > elementSize)
          rowPitch = bufferRowAlignment >= rowPitch ? bufferRowAlignment : align(rowPitch, bufferRowAlignment);

        VkDeviceSize slicePitch = blockCount.height * rowPitch;

        if (image->info().type == VK_IMAGE_TYPE_3D && bufferSliceAlignment > elementSize)
          slicePitch = bufferSliceAlignment >= slicePitch ? bufferSliceAlignment : align(slicePitch, bufferSliceAlignment);

        copyRegion.bufferOffset      = aspectOffset;
        copyRegion.bufferRowLength   = formatInfo->blockSize.width * rowPitch / elementSize;
        copyRegion.bufferImageHeight = formatInfo->blockSize.height * slicePitch / rowPitch;

        // Perform the actual copy
        if constexpr (ToImage) {
          VkCopyBufferToImageInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_BUFFER_TO_IMAGE_INFO_2 };
          copyInfo.srcBuffer = bufferSlice.handle;
          copyInfo.dstImage = image->handle();
          copyInfo.dstImageLayout = imageLayout;
          copyInfo.regionCount = 1;
          copyInfo.pRegions = &copyRegion;

          m_cmd->cmdCopyBufferToImage(cmd, &copyInfo);
        } else {
          VkCopyImageToBufferInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_IMAGE_TO_BUFFER_INFO_2 };
          copyInfo.srcImage = image->handle();
          copyInfo.srcImageLayout = imageLayout;
          copyInfo.dstBuffer = bufferSlice.handle;
          copyInfo.regionCount = 1;
          copyInfo.pRegions = &copyRegion;

          m_cmd->cmdCopyImageToBuffer(cmd, &copyInfo);
        }

        aspectOffset += blockCount.depth * slicePitch;
      }

      // Advance to next layer. This is non-trivial for multi-plane formats
      // since plane data for each layer is expected to be packed.
      VkDeviceSize layerPitch = aspectOffset - bufferOffset;

      if (bufferSliceAlignment)
        layerPitch = bufferSliceAlignment >= layerPitch ? bufferSliceAlignment : align(layerPitch, bufferSliceAlignment);

      bufferOffset += layerPitch;
    }
  }


  void DxvkContext::copyImageHostData(
          DxvkCmdBuffer         cmd,
    const Rc<DxvkImage>&        image,
    const VkImageSubresourceLayers& imageSubresource,
          VkOffset3D            imageOffset,
          VkExtent3D            imageExtent,
    const void*                 hostData,
          VkDeviceSize          rowPitch,
          VkDeviceSize          slicePitch) {
    auto formatInfo = image->formatInfo();
    auto srcData = reinterpret_cast<const char*>(hostData);

    for (uint32_t i = 0; i < imageSubresource.layerCount; i++) {
      auto layerData = srcData + i * slicePitch;

      for (auto aspects = imageSubresource.aspectMask; aspects; ) {
        auto aspect = vk::getNextAspect(aspects);
        auto extent = imageExtent;

        VkDeviceSize elementSize = formatInfo->elementSize;

        if (formatInfo->flags.test(DxvkFormatFlag::MultiPlane)) {
          auto plane = &formatInfo->planes[vk::getPlaneIndex(aspect)];
          extent.width  /= plane->blockSize.width;
          extent.height /= plane->blockSize.height;
          elementSize = plane->elementSize;
        }

        auto blockCount = util::computeBlockCount(extent, formatInfo->blockSize);
        auto stagingSlice  = m_staging.alloc(CACHE_LINE_SIZE, elementSize * util::flattenImageExtent(blockCount));
        auto stagingHandle = stagingSlice.getSliceHandle();

        util::packImageData(stagingHandle.mapPtr, layerData,
          blockCount, elementSize, rowPitch, slicePitch);

        auto subresource = imageSubresource;
        subresource.aspectMask = aspect;

        this->copyImageBufferData<true>(cmd,
          image, subresource, imageOffset, imageExtent,
          image->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL),
          stagingHandle, 0, 0);

        layerData += blockCount.height * rowPitch;

        m_cmd->trackResource<DxvkAccess::Read>(stagingSlice.buffer());
      }
    }
  }


  void DxvkContext::clearImageViewFb(
    const Rc<DxvkImageView>&    imageView,
          VkOffset3D            offset,
          VkExtent3D            extent,
          VkImageAspectFlags    aspect,
          VkClearValue          value) {
    this->updateFramebuffer();

    VkPipelineStageFlags clearStages = 0;
    VkAccessFlags clearAccess = 0;
    VkImageLayout clearLayout = VK_IMAGE_LAYOUT_UNDEFINED;

    // Find out if the render target view is currently bound,
    // so that we can avoid spilling the render pass if it is.
    int32_t attachmentIndex = -1;
    
    if (m_state.om.framebufferInfo.isFullSize(imageView))
      attachmentIndex = m_state.om.framebufferInfo.findAttachment(imageView);

    if (attachmentIndex >= 0 && !m_state.om.framebufferInfo.isWritable(attachmentIndex, aspect))
      attachmentIndex = -1;

    if (attachmentIndex < 0) {
      this->spillRenderPass(false);

      if (m_execBarriers.isImageDirty(imageView->image(), imageView->imageSubresources(), DxvkAccess::Write))
        m_execBarriers.recordCommands(m_cmd);

      clearLayout = (imageView->info().aspect & VK_IMAGE_ASPECT_COLOR_BIT)
        ? imageView->pickLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
        : imageView->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);

      VkExtent3D extent = imageView->mipLevelExtent(0);

      VkRenderingAttachmentInfo attachmentInfo = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
      attachmentInfo.imageView = imageView->handle();
      attachmentInfo.imageLayout = clearLayout;
      attachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
      attachmentInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

      VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
      renderingInfo.renderArea.extent = { extent.width, extent.height };
      renderingInfo.layerCount = imageView->info().numLayers;

      if (imageView->info().aspect & VK_IMAGE_ASPECT_COLOR_BIT) {
        clearStages |= VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
        clearAccess |= VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT
                    |  VK_ACCESS_COLOR_ATTACHMENT_READ_BIT;

        renderingInfo.colorAttachmentCount = 1;
        renderingInfo.pColorAttachments = &attachmentInfo;
      } else {
        clearStages |= VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT
                    |  VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
        clearAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT
                    |  VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT;

        if (imageView->info().aspect & VK_IMAGE_ASPECT_DEPTH_BIT)
          renderingInfo.pDepthAttachment = &attachmentInfo;

        if (imageView->info().aspect & VK_IMAGE_ASPECT_STENCIL_BIT)
          renderingInfo.pStencilAttachment = &attachmentInfo;
      }

      if (clearLayout != imageView->imageInfo().layout) {
        m_execAcquires.accessImage(
          imageView->image(),
          imageView->imageSubresources(),
          imageView->imageInfo().layout, clearStages, 0,
          clearLayout, clearStages, clearAccess);
        m_execAcquires.recordCommands(m_cmd);
      }

      // We cannot leverage render pass clears
      // because we clear only part of the view
      m_cmd->cmdBeginRendering(&renderingInfo);
    } else {
      // Make sure the render pass is active so
      // that we can actually perform the clear
      this->startRenderPass();
    }

    // Perform the actual clear operation
    VkClearAttachment clearInfo;
    clearInfo.aspectMask          = aspect;
    clearInfo.colorAttachment     = 0;
    clearInfo.clearValue          = value;

    if ((aspect & VK_IMAGE_ASPECT_COLOR_BIT) && (attachmentIndex >= 0))
      clearInfo.colorAttachment   = m_state.om.framebufferInfo.getColorAttachmentIndex(attachmentIndex);

    VkClearRect clearRect;
    clearRect.rect.offset.x       = offset.x;
    clearRect.rect.offset.y       = offset.y;
    clearRect.rect.extent.width   = extent.width;
    clearRect.rect.extent.height  = extent.height;
    clearRect.baseArrayLayer      = 0;
    clearRect.layerCount          = imageView->info().numLayers;

    m_cmd->cmdClearAttachments(1, &clearInfo, 1, &clearRect);

    // Unbind temporary framebuffer
    if (attachmentIndex < 0) {
      m_cmd->cmdEndRendering();

      m_execBarriers.accessImage(
        imageView->image(),
        imageView->imageSubresources(),
        clearLayout, clearStages, clearAccess,
        imageView->imageInfo().layout,
        imageView->imageInfo().stages,
        imageView->imageInfo().access);

      m_cmd->trackResource<DxvkAccess::None>(imageView);
      m_cmd->trackResource<DxvkAccess::Write>(imageView->image());
    }
  }

  
  void DxvkContext::clearImageViewCs(
    const Rc<DxvkImageView>&    imageView,
          VkOffset3D            offset,
          VkExtent3D            extent,
          VkClearValue          value) {
    this->spillRenderPass(false);
    this->invalidateState();
    
    if (m_execBarriers.isImageDirty(
          imageView->image(),
          imageView->imageSubresources(),
          DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);
    
    // Query pipeline objects to use for this clear operation
    DxvkMetaClearPipeline pipeInfo = m_common->metaClear().getClearImagePipeline(
      imageView->type(), lookupFormatInfo(imageView->info().format)->flags);
    
    // Create a descriptor set pointing to the view
    VkDescriptorSet descriptorSet = m_descriptorPool->alloc(pipeInfo.dsetLayout);
    
    VkDescriptorImageInfo viewInfo;
    viewInfo.sampler      = VK_NULL_HANDLE;
    viewInfo.imageView    = imageView->handle();
    viewInfo.imageLayout  = imageView->imageInfo().layout;
    
    VkWriteDescriptorSet descriptorWrite = { VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET };
    descriptorWrite.dstSet           = descriptorSet;
    descriptorWrite.dstBinding       = 0;
    descriptorWrite.dstArrayElement  = 0;
    descriptorWrite.descriptorCount  = 1;
    descriptorWrite.descriptorType   = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE;
    descriptorWrite.pImageInfo       = &viewInfo;
    m_cmd->updateDescriptorSets(1, &descriptorWrite);
    
    // Prepare shader arguments
    DxvkMetaClearArgs pushArgs = { };
    pushArgs.clearValue = value.color;
    pushArgs.offset = offset;
    pushArgs.extent = extent;
    
    VkExtent3D workgroups = util::computeBlockCount(
      pushArgs.extent, pipeInfo.workgroupSize);
    
    if (imageView->type() == VK_IMAGE_VIEW_TYPE_1D_ARRAY)
      workgroups.height = imageView->subresources().layerCount;
    else if (imageView->type() == VK_IMAGE_VIEW_TYPE_2D_ARRAY)
      workgroups.depth = imageView->subresources().layerCount;
    
    m_cmd->cmdBindPipeline(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeline);
    m_cmd->cmdBindDescriptorSet(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipeInfo.pipeLayout, descriptorSet,
      0, nullptr);
    m_cmd->cmdPushConstants(
      pipeInfo.pipeLayout,
      VK_SHADER_STAGE_COMPUTE_BIT,
      0, sizeof(pushArgs), &pushArgs);
    m_cmd->cmdDispatch(
      workgroups.width,
      workgroups.height,
      workgroups.depth);
    
    m_execBarriers.accessImage(
      imageView->image(),
      imageView->imageSubresources(),
      imageView->imageInfo().layout,
      VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
      VK_ACCESS_SHADER_WRITE_BIT,
      imageView->imageInfo().layout,
      imageView->imageInfo().stages,
      imageView->imageInfo().access);
    
    m_cmd->trackResource<DxvkAccess::None>(imageView);
    m_cmd->trackResource<DxvkAccess::Write>(imageView->image());
  }

  
  void DxvkContext::copyImageHw(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset3D            dstOffset,
    const Rc<DxvkImage>&        srcImage,
          VkImageSubresourceLayers srcSubresource,
          VkOffset3D            srcOffset,
          VkExtent3D            extent) {
    auto dstSubresourceRange = vk::makeSubresourceRange(dstSubresource);
    auto srcSubresourceRange = vk::makeSubresourceRange(srcSubresource);

    auto dstFormatInfo = dstImage->formatInfo();

    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    VkImageLayout dstImageLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
    VkImageLayout srcImageLayout = srcImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL);

    VkImageLayout dstInitImageLayout = dstImage->info().layout;

    if (dstImage->isFullSubresource(dstSubresource, extent))
      dstInitImageLayout = VK_IMAGE_LAYOUT_UNDEFINED;

    if (dstImageLayout != dstInitImageLayout) {
      m_execAcquires.accessImage(
        dstImage, dstSubresourceRange,
        dstInitImageLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
        dstImageLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT);
    }

    if (srcImageLayout != srcImage->info().layout) {
      m_execAcquires.accessImage(
        srcImage, srcSubresourceRange,
        srcImage->info().layout,
        VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
        srcImageLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_READ_BIT);
    }

    m_execAcquires.recordCommands(m_cmd);
    
    for (auto aspects = dstSubresource.aspectMask; aspects; ) {
      auto aspect = vk::getNextAspect(aspects);

      VkImageCopy2 copyRegion = { VK_STRUCTURE_TYPE_IMAGE_COPY_2 };
      copyRegion.srcSubresource = srcSubresource;
      copyRegion.srcSubresource.aspectMask = aspect;
      copyRegion.srcOffset = srcOffset;
      copyRegion.dstSubresource = dstSubresource;
      copyRegion.dstSubresource.aspectMask = aspect;
      copyRegion.dstOffset = dstOffset;
      copyRegion.extent = extent;

      if (dstFormatInfo->flags.test(DxvkFormatFlag::MultiPlane)) {
        auto plane = &dstFormatInfo->planes[vk::getPlaneIndex(aspect)];
        copyRegion.srcOffset.x /= plane->blockSize.width;
        copyRegion.srcOffset.y /= plane->blockSize.height;
        copyRegion.dstOffset.x /= plane->blockSize.width;
        copyRegion.dstOffset.y /= plane->blockSize.height;
        copyRegion.extent.width /= plane->blockSize.width;
        copyRegion.extent.height /= plane->blockSize.height;
      }

      VkCopyImageInfo2 copyInfo = { VK_STRUCTURE_TYPE_COPY_IMAGE_INFO_2 };
      copyInfo.srcImage = srcImage->handle();
      copyInfo.srcImageLayout = srcImageLayout;
      copyInfo.dstImage = dstImage->handle();
      copyInfo.dstImageLayout = dstImageLayout;
      copyInfo.regionCount = 1;
      copyInfo.pRegions = &copyRegion;

      m_cmd->cmdCopyImage(DxvkCmdBuffer::ExecBuffer, &copyInfo);
    }
    
    m_execBarriers.accessImage(
      dstImage, dstSubresourceRange,
      dstImageLayout,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);

    m_execBarriers.accessImage(
      srcImage, srcSubresourceRange,
      srcImageLayout,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);
    
    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
  }

  
  void DxvkContext::copyImageFb(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset3D            dstOffset,
    const Rc<DxvkImage>&        srcImage,
          VkImageSubresourceLayers srcSubresource,
          VkOffset3D            srcOffset,
          VkExtent3D            extent) {
    VkFormat viewFormat = m_common->metaCopy().getCopyDestinationFormat(
      dstSubresource.aspectMask,
      srcSubresource.aspectMask,
      srcImage->info().format);
    
    if (!viewFormat) {
      Logger::err("DxvkContext: copyImageFb: Unsupported format");
      return;
    }

    // Usually we should be able to draw directly to the destination image,
    // but in some cases this might not be possible, e.g. if when copying
    // from something like D32_SFLOAT to RGBA8_UNORM. In those situations,
    // create a temporary image to draw to, and then copy to the actual
    // destination image using a regular Vulkan transfer function.
    bool useDirectCopy = (dstImage->info().usage & (VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT))
                      && (dstImage->isViewCompatible(viewFormat));

    if (useDirectCopy) {
      this->copyImageFbDirect(
        dstImage, dstSubresource, dstOffset, viewFormat,
        srcImage, srcSubresource, srcOffset, extent);
    } else {
      DxvkImageCreateInfo imageInfo = dstImage->info();
      imageInfo.format = viewFormat;
      imageInfo.flags = 0;
      imageInfo.usage = VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
      imageInfo.extent = extent;
      imageInfo.numLayers = dstSubresource.layerCount;
      imageInfo.mipLevels = 1;
      imageInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
      imageInfo.layout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
      imageInfo.stages = VK_PIPELINE_STAGE_TRANSFER_BIT;
      imageInfo.access = VK_ACCESS_TRANSFER_READ_BIT;
      imageInfo.viewFormatCount = 0;

      if (dstImage->formatInfo()->aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) {
        imageInfo.usage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
        imageInfo.stages |= VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
        imageInfo.access |= VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
      } else {
        imageInfo.usage |= VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
        imageInfo.stages |= VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT
                         |  VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
        imageInfo.access |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
      }

      Rc<DxvkImage> tmpImage = m_device->createImage(imageInfo,
        VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);

      VkImageSubresourceLayers tmpSubresource = dstSubresource;
      tmpSubresource.mipLevel = 0;
      tmpSubresource.baseArrayLayer = 0;

      VkOffset3D tmpOffset = { 0, 0, 0 };

      this->copyImageFbDirect(
        tmpImage, tmpSubresource, tmpOffset, viewFormat,
        srcImage, srcSubresource, srcOffset, extent);

      this->copyImageHw(
        dstImage, dstSubresource, dstOffset,
        tmpImage, tmpSubresource, tmpOffset, extent);
    }
  }


  void DxvkContext::copyImageFbDirect(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset3D            dstOffset,
          VkFormat              dstFormat,
    const Rc<DxvkImage>&        srcImage,
          VkImageSubresourceLayers srcSubresource,
          VkOffset3D            srcOffset,
          VkExtent3D            extent) {
    this->invalidateState();

    auto dstSubresourceRange = vk::makeSubresourceRange(dstSubresource);
    auto srcSubresourceRange = vk::makeSubresourceRange(srcSubresource);
    
    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    // Flag used to determine whether we can do an UNDEFINED transition    
    bool doDiscard = dstImage->isFullSubresource(dstSubresource, extent);

    // This function can process both color and depth-stencil images, so
    // some things change a lot depending on the destination image type
    VkPipelineStageFlags dstStages;
    VkAccessFlags dstAccess;
    VkImageLayout dstLayout;

    if (dstSubresource.aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) {
      dstLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
      dstStages = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
      dstAccess = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;

      if (!doDiscard)
        dstAccess |= VK_ACCESS_COLOR_ATTACHMENT_READ_BIT;
    } else {
      dstLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
      dstStages = VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT
                | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
      dstAccess = VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;

      if (!doDiscard)
        dstAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT;
    }

    // Might have to transition source image as well
    VkImageLayout srcLayout = (srcSubresource.aspectMask & VK_IMAGE_ASPECT_COLOR_BIT)
      ? srcImage->pickLayout(VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL)
      : srcImage->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL);
    
    if (srcImage->info().layout != srcLayout) {
      m_execAcquires.accessImage(
        srcImage, srcSubresourceRange,
        srcImage->info().layout,
        srcImage->info().stages, 0,
        srcLayout,
        VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
        VK_ACCESS_SHADER_READ_BIT);
    }

    if (dstImage->info().layout != dstLayout || doDiscard) {
      m_execAcquires.accessImage(
        dstImage, dstSubresourceRange,
        doDiscard ? VK_IMAGE_LAYOUT_UNDEFINED
                  : dstImage->info().layout,
        dstImage->info().stages, 0,
        dstLayout, dstStages, dstAccess);
    }

    m_execAcquires.recordCommands(m_cmd);

    // Create source and destination image views
    VkFormat srcFormat = srcImage->info().format;

    Rc<DxvkMetaCopyViews> views = new DxvkMetaCopyViews(m_device->vkd(),
      dstImage, dstSubresource, dstFormat,
      srcImage, srcSubresource, srcFormat);
    
    // Create pipeline for the copy operation
    DxvkMetaCopyPipeline pipeInfo = m_common->metaCopy().getPipeline(
      views->getSrcViewType(), dstFormat, dstImage->info().sampleCount);

    // Create and initialize descriptor set    
    VkDescriptorSet descriptorSet = m_descriptorPool->alloc(pipeInfo.dsetLayout);

    std::array<VkDescriptorImageInfo, 2> descriptorImages = {{
      { VK_NULL_HANDLE, views->getSrcView(),        srcLayout },
      { VK_NULL_HANDLE, views->getSrcStencilView(), srcLayout },
    }};

    std::array<VkWriteDescriptorSet, 2> descriptorWrites;

    for (uint32_t i = 0; i < descriptorWrites.size(); i++) {
      descriptorWrites[i] = { VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET };
      descriptorWrites[i].dstSet = descriptorSet;
      descriptorWrites[i].dstBinding = i;
      descriptorWrites[i].descriptorCount = 1;
      descriptorWrites[i].descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE;
      descriptorWrites[i].pImageInfo = &descriptorImages[i];
    }

    m_cmd->updateDescriptorSets(
      descriptorWrites.size(),
      descriptorWrites.data());

    // Set up render state    
    VkViewport viewport;
    viewport.x = float(dstOffset.x);
    viewport.y = float(dstOffset.y);
    viewport.width = float(extent.width);
    viewport.height = float(extent.height);
    viewport.minDepth = 0.0f;
    viewport.maxDepth = 1.0f;

    VkRect2D scissor;
    scissor.offset = { dstOffset.x, dstOffset.y };
    scissor.extent = { extent.width, extent.height };

    VkExtent3D mipExtent = dstImage->mipLevelExtent(dstSubresource.mipLevel);

    VkRenderingAttachmentInfo attachmentInfo = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
    attachmentInfo.imageView = views->getDstView();
    attachmentInfo.imageLayout = dstLayout;
    attachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
    attachmentInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

    if (doDiscard)
      attachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;

    VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
    renderingInfo.renderArea.offset = VkOffset2D { 0, 0 };
    renderingInfo.renderArea.extent = VkExtent2D { mipExtent.width, mipExtent.height };
    renderingInfo.layerCount = dstSubresource.layerCount;

    VkImageAspectFlags dstAspects = dstImage->formatInfo()->aspectMask;

    if (dstAspects & VK_IMAGE_ASPECT_COLOR_BIT) {
      renderingInfo.colorAttachmentCount = 1;
      renderingInfo.pColorAttachments = &attachmentInfo;
    } else {
      if (dstAspects & VK_IMAGE_ASPECT_DEPTH_BIT)
        renderingInfo.pDepthAttachment = &attachmentInfo;
      if (dstAspects & VK_IMAGE_ASPECT_STENCIL_BIT)
        renderingInfo.pStencilAttachment = &attachmentInfo;
    }

    // Perform the actual copy operation
    m_cmd->cmdBeginRendering(&renderingInfo);
    m_cmd->cmdBindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeInfo.pipeHandle);
    m_cmd->cmdBindDescriptorSet(VK_PIPELINE_BIND_POINT_GRAPHICS,
      pipeInfo.pipeLayout, descriptorSet, 0, nullptr);

    m_cmd->cmdSetViewport(1, &viewport);
    m_cmd->cmdSetScissor(1, &scissor);

    VkOffset2D srcCoordOffset = {
      srcOffset.x - dstOffset.x,
      srcOffset.y - dstOffset.y };
    
    m_cmd->cmdPushConstants(pipeInfo.pipeLayout,
      VK_SHADER_STAGE_FRAGMENT_BIT,
      0, sizeof(srcCoordOffset),
      &srcCoordOffset);
    
    m_cmd->cmdDraw(3, dstSubresource.layerCount, 0, 0);
    m_cmd->cmdEndRendering();

    m_execBarriers.accessImage(
      srcImage, srcSubresourceRange, srcLayout,
      VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
      VK_ACCESS_SHADER_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);

    m_execBarriers.accessImage(
      dstImage, dstSubresourceRange,
      dstLayout, dstStages, dstAccess,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
    m_cmd->trackResource<DxvkAccess::None>(views);
  }


  bool DxvkContext::copyImageClear(
    const Rc<DxvkImage>&        dstImage,
          VkImageSubresourceLayers dstSubresource,
          VkOffset3D            dstOffset,
          VkExtent3D            dstExtent,
    const Rc<DxvkImage>&        srcImage,
          VkImageSubresourceLayers srcSubresource) {
    // If the source image has a pending deferred clear, we can
    // implement the copy by clearing the destination image to
    // the same clear value.
    const VkImageUsageFlags attachmentUsage
      = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT
      | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;

    if (!(dstImage->info().usage & attachmentUsage)
     || !(srcImage->info().usage & attachmentUsage))
      return false;

    // Ignore 3D images since those are complicated to handle
    if (dstImage->info().type == VK_IMAGE_TYPE_3D
     || srcImage->info().type == VK_IMAGE_TYPE_3D)
      return false;

    // Find a pending clear that overlaps with the source image
    const DxvkDeferredClear* clear = nullptr;

    for (const auto& entry : m_deferredClears) {
      // Entries in the deferred clear array cannot overlap, so
      // if we find an entry covering all source subresources,
      // it's the only one in the list that does.
      if ((entry.imageView->image() == srcImage) && ((srcSubresource.aspectMask & entry.clearAspects) == srcSubresource.aspectMask)
       && (vk::checkSubresourceRangeSuperset(entry.imageView->subresources(), vk::makeSubresourceRange(srcSubresource)))) {
        clear = &entry;
        break;
      }
    }

    if (!clear)
      return false;

    // Create a view for the destination image with the general
    // properties ofthe source image view used for the clear
    DxvkImageViewCreateInfo viewInfo = clear->imageView->info();
    viewInfo.type = dstImage->info().type == VK_IMAGE_TYPE_1D
      ? VK_IMAGE_VIEW_TYPE_1D_ARRAY
      : VK_IMAGE_VIEW_TYPE_2D_ARRAY;
    viewInfo.minLevel = dstSubresource.mipLevel;
    viewInfo.numLevels = 1;
    viewInfo.minLayer = dstSubresource.baseArrayLayer;
    viewInfo.numLayers = dstSubresource.layerCount;

    // That is, if the formats are actually compatible
    // so that we can safely use the same clear value
    if (!dstImage->isViewCompatible(viewInfo.format))
      return false;

    // Ignore mismatched size for now, needs more testing since we'd
    // need to prepare the image first and then call clearImageViewFb
    if (dstImage->mipLevelExtent(dstSubresource.mipLevel) != dstExtent)
      return false;

    auto view = m_device->createImageView(dstImage, viewInfo);
    this->deferClear(view, srcSubresource.aspectMask, clear->clearValue);
    return true;
  }


  template<bool ToBuffer>
  void DxvkContext::copySparsePages(
    const Rc<DxvkPagedResource>& sparse,
          uint32_t              pageCount,
    const uint32_t*             pages,
    const Rc<DxvkBuffer>&       buffer,
          VkDeviceSize          offset) {
    auto pageTable = sparse->getSparsePageTable();
    auto bufferHandle = buffer->getSliceHandle(offset, SparseMemoryPageSize * pageCount);

    if (m_execBarriers.isBufferDirty(bufferHandle,
        ToBuffer ? DxvkAccess::Write : DxvkAccess::Read))
      m_execBarriers.recordCommands(m_cmd);

    if (pageTable->getBufferHandle()) {
      this->copySparseBufferPages<ToBuffer>(
        static_cast<DxvkBuffer*>(sparse.ptr()),
        pageCount, pages, buffer, offset);
    } else {
      this->copySparseImagePages<ToBuffer>(
        static_cast<DxvkImage*>(sparse.ptr()),
        pageCount, pages, buffer, offset);
    }
  }


  template<bool ToBuffer>
  void DxvkContext::copySparseBufferPages(
    const Rc<DxvkBuffer>&       sparse,
          uint32_t              pageCount,
    const uint32_t*             pages,
    const Rc<DxvkBuffer>&       buffer,
          VkDeviceSize          offset) {
    std::vector<VkBufferCopy2> regions;
    regions.reserve(pageCount);

    auto pageTable = sparse->getSparsePageTable();

    auto sparseHandle = sparse->getSliceHandle();
    auto bufferHandle = buffer->getSliceHandle(offset, SparseMemoryPageSize * pageCount);

    if (m_execBarriers.isBufferDirty(sparseHandle,
        ToBuffer ? DxvkAccess::Read : DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    for (uint32_t i = 0; i < pageCount; i++) {
      auto pageInfo = pageTable->getPageInfo(pages[i]);

      if (pageInfo.type == DxvkSparsePageType::Buffer) {
        VkDeviceSize sparseOffset = pageInfo.buffer.offset;
        VkDeviceSize bufferOffset = bufferHandle.offset + SparseMemoryPageSize * i;

        VkBufferCopy2 copy = { VK_STRUCTURE_TYPE_BUFFER_COPY_2 };
        copy.srcOffset = ToBuffer ? sparseOffset : bufferOffset;
        copy.dstOffset = ToBuffer ? bufferOffset : sparseOffset;
        copy.size = pageInfo.buffer.length;

        regions.push_back(copy);
      }
    }

    VkCopyBufferInfo2 info = { VK_STRUCTURE_TYPE_COPY_BUFFER_INFO_2 };
    info.srcBuffer = ToBuffer ? sparseHandle.handle : bufferHandle.handle;
    info.dstBuffer = ToBuffer ? bufferHandle.handle : sparseHandle.handle;
    info.regionCount = uint32_t(regions.size());
    info.pRegions = regions.data();

    if (info.regionCount)
      m_cmd->cmdCopyBuffer(DxvkCmdBuffer::ExecBuffer, &info);

    m_execBarriers.accessBuffer(sparseHandle,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      ToBuffer ? VK_ACCESS_TRANSFER_READ_BIT : VK_ACCESS_TRANSFER_WRITE_BIT,
      sparse->info().stages,
      sparse->info().access);

    m_execBarriers.accessBuffer(bufferHandle,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      ToBuffer ? VK_ACCESS_TRANSFER_WRITE_BIT : VK_ACCESS_TRANSFER_READ_BIT,
      buffer->info().stages,
      buffer->info().access);

    m_cmd->trackResource<ToBuffer ? DxvkAccess::Read : DxvkAccess::Write>(sparse);
    m_cmd->trackResource<ToBuffer ? DxvkAccess::Write : DxvkAccess::Read>(buffer);
  }


  template<bool ToBuffer>
  void DxvkContext::copySparseImagePages(
    const Rc<DxvkImage>&        sparse,
          uint32_t              pageCount,
    const uint32_t*             pages,
    const Rc<DxvkBuffer>&       buffer,
          VkDeviceSize          offset) {
    std::vector<VkBufferImageCopy2> regions;
    regions.reserve(pageCount);

    auto pageTable = sparse->getSparsePageTable();
    auto pageExtent = pageTable->getProperties().pageRegionExtent;

    auto bufferHandle = buffer->getSliceHandle(offset, SparseMemoryPageSize * pageCount);
    auto sparseSubresources = sparse->getAvailableSubresources();

    if (m_execBarriers.isImageDirty(sparse, sparseSubresources, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    VkImageLayout transferLayout = sparse->pickLayout(ToBuffer
      ? VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL
      : VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);

    VkAccessFlags transferAccess = ToBuffer
      ? VK_ACCESS_TRANSFER_READ_BIT
      : VK_ACCESS_TRANSFER_WRITE_BIT;

    if (sparse->info().layout != transferLayout) {
      m_execAcquires.accessImage(sparse, sparseSubresources,
        sparse->info().layout,
        sparse->info().stages, 0,
        transferLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        transferAccess);

      m_execAcquires.recordCommands(m_cmd);
    }

    for (uint32_t i = 0; i < pageCount; i++) {
      auto pageInfo = pageTable->getPageInfo(pages[i]);

      if (pageInfo.type == DxvkSparsePageType::Image) {
        VkBufferImageCopy2 copy = { VK_STRUCTURE_TYPE_BUFFER_IMAGE_COPY_2 };
        copy.bufferOffset = bufferHandle.offset + SparseMemoryPageSize * i;
        copy.bufferRowLength = pageExtent.width;
        copy.bufferImageHeight = pageExtent.height;
        copy.imageSubresource = vk::makeSubresourceLayers(pageInfo.image.subresource);
        copy.imageOffset = pageInfo.image.offset;
        copy.imageExtent = pageInfo.image.extent;

        regions.push_back(copy);
      }
    }

    if (ToBuffer) {
      VkCopyImageToBufferInfo2 info = { VK_STRUCTURE_TYPE_COPY_IMAGE_TO_BUFFER_INFO_2 };
      info.srcImage = sparse->handle();
      info.srcImageLayout = transferLayout;
      info.dstBuffer = bufferHandle.handle;
      info.regionCount = regions.size();
      info.pRegions = regions.data();

      if (info.regionCount)
        m_cmd->cmdCopyImageToBuffer(DxvkCmdBuffer::ExecBuffer, &info);
    } else {
      VkCopyBufferToImageInfo2 info = { VK_STRUCTURE_TYPE_COPY_BUFFER_TO_IMAGE_INFO_2 };
      info.srcBuffer = bufferHandle.handle;
      info.dstImage = sparse->handle();
      info.dstImageLayout = transferLayout;
      info.regionCount = regions.size();
      info.pRegions = regions.data();

      if (info.regionCount)
        m_cmd->cmdCopyBufferToImage(DxvkCmdBuffer::ExecBuffer, &info);
    }

    m_execBarriers.accessImage(sparse, sparseSubresources,
      transferLayout,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      transferAccess,
      sparse->info().layout,
      sparse->info().stages,
      sparse->info().access);

    m_execBarriers.accessBuffer(bufferHandle,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      ToBuffer ? VK_ACCESS_TRANSFER_WRITE_BIT : VK_ACCESS_TRANSFER_READ_BIT,
      buffer->info().stages,
      buffer->info().access);

    m_cmd->trackResource<ToBuffer ? DxvkAccess::Read : DxvkAccess::Write>(sparse);
    m_cmd->trackResource<ToBuffer ? DxvkAccess::Write : DxvkAccess::Read>(buffer);
  }


  void DxvkContext::resolveImageHw(
    const Rc<DxvkImage>&            dstImage,
    const Rc<DxvkImage>&            srcImage,
    const VkImageResolve&           region) {
    auto dstSubresourceRange = vk::makeSubresourceRange(region.dstSubresource);
    auto srcSubresourceRange = vk::makeSubresourceRange(region.srcSubresource);
    
    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);
    
    // We only support resolving to the entire image
    // area, so we might as well discard its contents
    VkImageLayout dstLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
    VkImageLayout srcLayout = srcImage->pickLayout(VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL);

    VkImageLayout initialLayout = dstImage->info().layout;

    if (dstImage->isFullSubresource(region.dstSubresource, region.extent))
      initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;

    if (dstLayout != initialLayout) {
      m_execAcquires.accessImage(
        dstImage, dstSubresourceRange, initialLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
        dstLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_WRITE_BIT);
    }

    if (srcLayout != srcImage->info().layout) {
      m_execAcquires.accessImage(
        srcImage, srcSubresourceRange,
        srcImage->info().layout,
        VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
        srcLayout,
        VK_PIPELINE_STAGE_TRANSFER_BIT,
        VK_ACCESS_TRANSFER_READ_BIT);
    }

    m_execAcquires.recordCommands(m_cmd);

    VkImageResolve2 resolveRegion = { VK_STRUCTURE_TYPE_IMAGE_RESOLVE_2 };
    resolveRegion.srcSubresource = region.srcSubresource;
    resolveRegion.srcOffset = region.srcOffset;
    resolveRegion.dstSubresource = region.dstSubresource;
    resolveRegion.dstOffset = region.dstOffset;
    resolveRegion.extent = region.extent;

    VkResolveImageInfo2 resolveInfo = { VK_STRUCTURE_TYPE_RESOLVE_IMAGE_INFO_2 };
    resolveInfo.srcImage = srcImage->handle();
    resolveInfo.srcImageLayout = srcLayout;
    resolveInfo.dstImage = dstImage->handle();
    resolveInfo.dstImageLayout = dstLayout;
    resolveInfo.regionCount = 1;
    resolveInfo.pRegions = &resolveRegion;

    m_cmd->cmdResolveImage(&resolveInfo);
  
    m_execBarriers.accessImage(
      dstImage, dstSubresourceRange, dstLayout,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_WRITE_BIT,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);

    m_execBarriers.accessImage(
      srcImage, srcSubresourceRange, srcLayout,
      VK_PIPELINE_STAGE_TRANSFER_BIT,
      VK_ACCESS_TRANSFER_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);
    
    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
  }


  void DxvkContext::resolveImageDs(
    const Rc<DxvkImage>&            dstImage,
    const Rc<DxvkImage>&            srcImage,
    const VkImageResolve&           region,
          VkResolveModeFlagBits     depthMode,
          VkResolveModeFlagBits     stencilMode) {
    auto dstSubresourceRange = vk::makeSubresourceRange(region.dstSubresource);
    auto srcSubresourceRange = vk::makeSubresourceRange(region.srcSubresource);

    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    // Transition both images to usable layouts if necessary. For the source image we
    // can be fairly leniet since writable layouts are allowed for resolve attachments.
    VkImageLayout dstLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
    VkImageLayout srcLayout = srcImage->info().layout;

    if (srcLayout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL
     && srcLayout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL)
      srcLayout = srcImage->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);

    if (srcImage->info().layout != srcLayout) {
      m_execAcquires.accessImage(srcImage, srcSubresourceRange,
        srcImage->info().layout,
        srcImage->info().stages, 0,
        srcLayout,
        VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
        VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
        VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT);
    }

    if (dstImage->info().layout != dstLayout) {
      m_execAcquires.accessImage(dstImage, dstSubresourceRange,
        VK_IMAGE_LAYOUT_UNDEFINED, dstImage->info().stages, 0,
        dstLayout,
        VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
        VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
        VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT);
    }

    m_execAcquires.recordCommands(m_cmd);

    // Create a pair of views for the attachment resolve
    Rc<DxvkMetaResolveViews> views = new DxvkMetaResolveViews(m_device->vkd(),
      dstImage, region.dstSubresource, srcImage, region.srcSubresource,
      dstImage->info().format);

    VkRenderingAttachmentInfo depthAttachment = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
    depthAttachment.imageView = views->getSrcView();
    depthAttachment.imageLayout = srcLayout;
    depthAttachment.resolveMode = depthMode;
    depthAttachment.resolveImageView = views->getDstView();
    depthAttachment.resolveImageLayout = dstLayout;
    depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
    depthAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

    VkRenderingAttachmentInfo stencilAttachment = depthAttachment;
    stencilAttachment.resolveMode = stencilMode;

    VkExtent3D extent = dstImage->mipLevelExtent(region.dstSubresource.mipLevel);

    VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
    renderingInfo.renderArea.offset = VkOffset2D { 0, 0 };
    renderingInfo.renderArea.extent = VkExtent2D { extent.width, extent.height };
    renderingInfo.layerCount = region.dstSubresource.layerCount;

    if (dstImage->formatInfo()->aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT)
      renderingInfo.pDepthAttachment = &depthAttachment;

    if (dstImage->formatInfo()->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT)
      renderingInfo.pStencilAttachment = &stencilAttachment;

    m_cmd->cmdBeginRendering(&renderingInfo);
    m_cmd->cmdEndRendering();

    // Add barriers for the resolve operation
    m_execBarriers.accessImage(srcImage, srcSubresourceRange,
      srcLayout,
      VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
      VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
      VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);

    m_execBarriers.accessImage(dstImage, dstSubresourceRange,
      dstLayout,
      VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
      VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
      VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
    m_cmd->trackResource<DxvkAccess::None>(views);
  }


  void DxvkContext::resolveImageFbDirect(
    const Rc<DxvkImage>&            dstImage,
    const Rc<DxvkImage>&            srcImage,
    const VkImageResolve&           region,
          VkFormat                  format,
          VkResolveModeFlagBits     depthMode,
          VkResolveModeFlagBits     stencilMode) {
    this->invalidateState();

    auto dstSubresourceRange = vk::makeSubresourceRange(region.dstSubresource);
    auto srcSubresourceRange = vk::makeSubresourceRange(region.srcSubresource);

    if (m_execBarriers.isImageDirty(dstImage, dstSubresourceRange, DxvkAccess::Write)
     || m_execBarriers.isImageDirty(srcImage, srcSubresourceRange, DxvkAccess::Write))
      m_execBarriers.recordCommands(m_cmd);

    // Discard the destination image if we're fully writing it,
    // and transition the image layout if necessary
    bool doDiscard = dstImage->isFullSubresource(region.dstSubresource, region.extent);

    if (region.dstSubresource.aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT)
      doDiscard &= depthMode != VK_RESOLVE_MODE_NONE;
    if (region.dstSubresource.aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT)
      doDiscard &= stencilMode != VK_RESOLVE_MODE_NONE;

    VkPipelineStageFlags dstStages;
    VkImageLayout dstLayout;
    VkAccessFlags dstAccess;

    if (region.dstSubresource.aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) {
      dstLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
      dstStages = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
      dstAccess = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;

      if (!doDiscard)
        dstAccess |= VK_ACCESS_COLOR_ATTACHMENT_READ_BIT;
    } else {
      dstLayout = dstImage->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
      dstStages = VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT
                | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
      dstAccess = VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;

      if (!doDiscard)
        dstAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT;
    }

    if (dstImage->info().layout != dstLayout || doDiscard) {
      m_execAcquires.accessImage(
        dstImage, dstSubresourceRange,
        doDiscard ? VK_IMAGE_LAYOUT_UNDEFINED
                  : dstImage->info().layout,
        dstImage->info().stages, 0,
        dstLayout, dstStages, dstAccess);
    }

    // Check source image layout, and try to avoid transitions if we can
    VkImageLayout srcLayout = srcImage->info().layout;
    
    if (srcLayout != VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL
     && srcLayout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL) {
      srcLayout = (region.srcSubresource.aspectMask & VK_IMAGE_ASPECT_COLOR_BIT & VK_IMAGE_ASPECT_COLOR_BIT)
        ? srcImage->pickLayout(VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL)
        : srcImage->pickLayout(VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL);
    }
    
    if (srcImage->info().layout != srcLayout) {
      m_execAcquires.accessImage(
        srcImage, srcSubresourceRange,
        srcImage->info().layout,
        srcImage->info().stages, 0,
        srcLayout,
        VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
        VK_ACCESS_SHADER_READ_BIT);
    }

    m_execAcquires.recordCommands(m_cmd);

    // Create a framebuffer and pipeline for the resolve op
    VkFormat dstFormat = format ? format : dstImage->info().format;
    VkFormat srcFormat = format ? format : srcImage->info().format;

    VkExtent3D passExtent = dstImage->mipLevelExtent(region.dstSubresource.mipLevel);

    Rc<DxvkMetaCopyViews> views = new DxvkMetaCopyViews(m_device->vkd(),
      dstImage, region.dstSubresource, dstFormat,
      srcImage, region.srcSubresource, srcFormat);

    DxvkMetaResolvePipeline pipeInfo = m_common->metaResolve().getPipeline(
      dstFormat, srcImage->info().sampleCount, depthMode, stencilMode);

    // Create and initialize descriptor set    
    VkDescriptorSet descriptorSet = m_descriptorPool->alloc(pipeInfo.dsetLayout);

    std::array<VkDescriptorImageInfo, 2> descriptorImages = {{
      { VK_NULL_HANDLE, views->getSrcView(),        srcLayout },
      { VK_NULL_HANDLE, views->getSrcStencilView(), srcLayout },
    }};

    std::array<VkWriteDescriptorSet, 2> descriptorWrites;

    for (uint32_t i = 0; i < descriptorWrites.size(); i++) {
      descriptorWrites[i] = { VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET };
      descriptorWrites[i].dstSet = descriptorSet;
      descriptorWrites[i].dstBinding = i;
      descriptorWrites[i].descriptorCount = 1;
      descriptorWrites[i].descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE;
      descriptorWrites[i].pImageInfo = &descriptorImages[i];
    }
    
    m_cmd->updateDescriptorSets(
      descriptorWrites.size(),
      descriptorWrites.data());

    // Set up render state    
    VkViewport viewport;
    viewport.x        = float(region.dstOffset.x);
    viewport.y        = float(region.dstOffset.y);
    viewport.width    = float(region.extent.width);
    viewport.height   = float(region.extent.height);
    viewport.minDepth = 0.0f;
    viewport.maxDepth = 1.0f;

    VkRect2D scissor;
    scissor.offset    = { region.dstOffset.x,  region.dstOffset.y   };
    scissor.extent    = { region.extent.width, region.extent.height };

    VkRenderingAttachmentInfo attachmentInfo = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
    attachmentInfo.imageView = views->getDstView();
    attachmentInfo.imageLayout = dstLayout;
    attachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
    attachmentInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

    if (doDiscard)
      attachmentInfo.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;

    VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
    renderingInfo.renderArea.offset = VkOffset2D { 0, 0 };
    renderingInfo.renderArea.extent = VkExtent2D { passExtent.width, passExtent.height };
    renderingInfo.layerCount = region.dstSubresource.layerCount;
    
    VkImageAspectFlags dstAspects = dstImage->formatInfo()->aspectMask;

    if (dstAspects & VK_IMAGE_ASPECT_COLOR_BIT) {
      renderingInfo.colorAttachmentCount = 1;
      renderingInfo.pColorAttachments = &attachmentInfo;
    } else {
      if (dstAspects & VK_IMAGE_ASPECT_DEPTH_BIT)
        renderingInfo.pDepthAttachment = &attachmentInfo;
      if (dstAspects & VK_IMAGE_ASPECT_STENCIL_BIT)
        renderingInfo.pStencilAttachment = &attachmentInfo;
    }

    // Perform the actual resolve operation
    VkOffset2D srcOffset = {
      region.srcOffset.x - region.dstOffset.x,
      region.srcOffset.y - region.dstOffset.y };
    
    m_cmd->cmdBeginRendering(&renderingInfo);
    m_cmd->cmdBindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, pipeInfo.pipeHandle);
    m_cmd->cmdBindDescriptorSet(VK_PIPELINE_BIND_POINT_GRAPHICS,
      pipeInfo.pipeLayout, descriptorSet, 0, nullptr);
    m_cmd->cmdSetViewport(1, &viewport);
    m_cmd->cmdSetScissor(1, &scissor);
    m_cmd->cmdPushConstants(pipeInfo.pipeLayout,
      VK_SHADER_STAGE_FRAGMENT_BIT,
      0, sizeof(srcOffset), &srcOffset);
    m_cmd->cmdDraw(3, region.dstSubresource.layerCount, 0, 0);
    m_cmd->cmdEndRendering();

    m_execBarriers.accessImage(
      srcImage, srcSubresourceRange, srcLayout,
      VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0,
      srcImage->info().layout,
      srcImage->info().stages,
      srcImage->info().access);

    m_execBarriers.accessImage(
      dstImage, dstSubresourceRange,
      dstLayout, dstStages, dstAccess,
      dstImage->info().layout,
      dstImage->info().stages,
      dstImage->info().access);

    m_cmd->trackResource<DxvkAccess::Write>(dstImage);
    m_cmd->trackResource<DxvkAccess::Read>(srcImage);
    m_cmd->trackResource<DxvkAccess::None>(views);
  }


  void DxvkContext::resolveImageFb(
    const Rc<DxvkImage>&            dstImage,
    const Rc<DxvkImage>&            srcImage,
    const VkImageResolve&           region,
          VkFormat                  format,
          VkResolveModeFlagBits     depthMode,
          VkResolveModeFlagBits     stencilMode) {
    // Usually we should be able to draw directly to the destination image,
    // but in some cases this might not be possible, e.g. if when copying
    // from something like D32_SFLOAT to RGBA8_UNORM. In those situations,
    // create a temporary image to draw to, and then copy to the actual
    // destination image using a regular Vulkan transfer function.
    bool useDirectCopy = (dstImage->info().usage & (VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT))
                      && (!format || dstImage->isViewCompatible(format));

    if (useDirectCopy) {
      this->resolveImageFbDirect(dstImage, srcImage,
        region, format, depthMode, stencilMode);
    } else {
      DxvkImageCreateInfo imageInfo;
      imageInfo.type = dstImage->info().type;
      imageInfo.format = format;
      imageInfo.flags = 0;
      imageInfo.sampleCount = VK_SAMPLE_COUNT_1_BIT;
      imageInfo.extent = region.extent;
      imageInfo.numLayers = region.dstSubresource.layerCount;
      imageInfo.mipLevels = 1;
      imageInfo.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
      imageInfo.stages = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_TRANSFER_BIT;
      imageInfo.access = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_TRANSFER_READ_BIT;
      imageInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
      imageInfo.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;

      Rc<DxvkImage> tmpImage = m_device->createImage(imageInfo,
        VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);

      VkImageResolve tmpRegion = region;
      tmpRegion.dstSubresource.baseArrayLayer = 0;
      tmpRegion.dstSubresource.mipLevel = 0;
      tmpRegion.dstOffset = VkOffset3D { 0, 0, 0 };

      this->resolveImageFbDirect(tmpImage, srcImage,
        tmpRegion, format, depthMode, stencilMode);

      this->copyImageHw(
        dstImage, region.dstSubresource, region.dstOffset,
        tmpImage, tmpRegion.dstSubresource, tmpRegion.dstOffset,
        region.extent);
    }
  }


  void DxvkContext::startRenderPass() {
    if (!m_flags.test(DxvkContextFlag::GpRenderPassBound)) {
      this->applyRenderTargetLoadLayouts();
      this->flushClears(true);

      // Make sure all graphics state gets reapplied on the next draw
      m_descriptorState.dirtyStages(VK_SHADER_STAGE_ALL_GRAPHICS);

      m_flags.set(
        DxvkContextFlag::GpRenderPassBound,
        DxvkContextFlag::GpDirtyPipeline,
        DxvkContextFlag::GpDirtyPipelineState,
        DxvkContextFlag::GpDirtyVertexBuffers,
        DxvkContextFlag::GpDirtyIndexBuffer,
        DxvkContextFlag::GpDirtyXfbBuffers,
        DxvkContextFlag::GpDirtyBlendConstants,
        DxvkContextFlag::GpDirtyStencilRef,
        DxvkContextFlag::GpDirtyMultisampleState,
        DxvkContextFlag::GpDirtyRasterizerState,
        DxvkContextFlag::GpDirtyViewport,
        DxvkContextFlag::GpDirtyDepthBias,
        DxvkContextFlag::GpDirtyDepthBounds,
        DxvkContextFlag::GpDirtyDepthStencilState,
        DxvkContextFlag::DirtyPushConstants);

      m_flags.clr(
        DxvkContextFlag::GpRenderPassSuspended,
        DxvkContextFlag::GpIndependentSets);

      this->renderPassBindFramebuffer(
        m_state.om.framebufferInfo,
        m_state.om.renderPassOps);

      // Track the final layout of each render target
      this->applyRenderTargetStoreLayouts();

      // Don't discard image contents if we have
      // to spill the current render pass
      this->resetRenderPassOps(
        m_state.om.renderTargets,
        m_state.om.renderPassOps);
      
      // Begin occlusion queries
      m_queryManager.beginQueries(m_cmd, VK_QUERY_TYPE_OCCLUSION);
      m_queryManager.beginQueries(m_cmd, VK_QUERY_TYPE_PIPELINE_STATISTICS);
    }
  }
  
  
  void DxvkContext::spillRenderPass(bool suspend) {
    if (m_flags.test(DxvkContextFlag::GpRenderPassBound)) {
      m_flags.clr(DxvkContextFlag::GpRenderPassBound);

      this->pauseTransformFeedback();
      
      m_queryManager.endQueries(m_cmd, VK_QUERY_TYPE_OCCLUSION);
      m_queryManager.endQueries(m_cmd, VK_QUERY_TYPE_PIPELINE_STATISTICS);
      
      this->renderPassUnbindFramebuffer();

      if (suspend)
        m_flags.set(DxvkContextFlag::GpRenderPassSuspended);
      else
        this->transitionRenderTargetLayouts(false);

      m_execBarriers.recordCommands(m_cmd);
    } else if (!suspend) {
      // We may end a previously suspended render pass
      if (m_flags.test(DxvkContextFlag::GpRenderPassSuspended)) {
        m_flags.clr(DxvkContextFlag::GpRenderPassSuspended);
        this->transitionRenderTargetLayouts(false);
        m_execBarriers.recordCommands(m_cmd);
      }

      // Execute deferred clears if necessary
      this->flushClears(false);
    }
  }


  void DxvkContext::renderPassEmitInitBarriers(
    const DxvkFramebufferInfo&  framebufferInfo,
    const DxvkRenderPassOps&    ops) {
    // If any of the involved images are dirty, emit all pending barriers now.
    // Otherwise, skip this step so that we can more efficiently batch barriers.
    for (uint32_t i = 0; i < framebufferInfo.numAttachments(); i++) {
      const auto& attachment = framebufferInfo.getAttachment(i);

      if (m_execBarriers.isImageDirty(
          attachment.view->image(),
          attachment.view->imageSubresources(),
          DxvkAccess::Write)) {
        m_execBarriers.recordCommands(m_cmd);
        break;
      }
    }

    // Transition all images to the render layout as necessary
    const auto& depthAttachment = framebufferInfo.getDepthTarget();

    if (depthAttachment.layout != ops.depthOps.loadLayout
     && depthAttachment.view != nullptr) {
      VkImageAspectFlags depthAspects = depthAttachment.view->info().aspect;

      VkPipelineStageFlags depthStages =
        VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
        VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT;
      VkAccessFlags depthAccess = 0;

      if (((depthAspects & VK_IMAGE_ASPECT_DEPTH_BIT) && ops.depthOps.loadOpD == VK_ATTACHMENT_LOAD_OP_LOAD)
       || ((depthAspects & VK_IMAGE_ASPECT_STENCIL_BIT) && ops.depthOps.loadOpS == VK_ATTACHMENT_LOAD_OP_LOAD))
        depthAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT;

      if (((depthAspects & VK_IMAGE_ASPECT_DEPTH_BIT) && ops.depthOps.loadOpD != VK_ATTACHMENT_LOAD_OP_LOAD)
       || ((depthAspects & VK_IMAGE_ASPECT_STENCIL_BIT) && ops.depthOps.loadOpS != VK_ATTACHMENT_LOAD_OP_LOAD)
       || (depthAttachment.layout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL))
        depthAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;

      if (depthAttachment.layout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL) {
        depthStages |= m_device->getShaderPipelineStages();
        depthAccess |= VK_ACCESS_SHADER_READ_BIT;
      }

      m_execBarriers.accessImage(
        depthAttachment.view->image(),
        depthAttachment.view->imageSubresources(),
        ops.depthOps.loadLayout,
        depthStages, 0,
        depthAttachment.layout,
        depthStages, depthAccess);
    }

    for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
      const auto& colorAttachment = framebufferInfo.getColorTarget(i);

      if (colorAttachment.layout != ops.colorOps[i].loadLayout
       && colorAttachment.view != nullptr) {
        VkAccessFlags colorAccess = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;

        if (ops.colorOps[i].loadOp == VK_ATTACHMENT_LOAD_OP_LOAD)
          colorAccess |= VK_ACCESS_COLOR_ATTACHMENT_READ_BIT;

        m_execBarriers.accessImage(
          colorAttachment.view->image(),
          colorAttachment.view->imageSubresources(),
          ops.colorOps[i].loadLayout,
          VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, 0,
          colorAttachment.layout,
          VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
          colorAccess);
      }
    }

    // Unconditionally emit barriers here. We need to do this
    // even if there are no layout transitions, since we don't
    // track resource usage during render passes.
    m_execBarriers.recordCommands(m_cmd);
  }


  void DxvkContext::renderPassEmitPostBarriers(
    const DxvkFramebufferInfo&  framebufferInfo,
    const DxvkRenderPassOps&    ops) {
    const auto& depthAttachment = framebufferInfo.getDepthTarget();

    if (depthAttachment.view != nullptr) {
      if (depthAttachment.layout != ops.depthOps.storeLayout) {
        m_execBarriers.accessImage(
          depthAttachment.view->image(),
          depthAttachment.view->imageSubresources(),
          depthAttachment.layout,
          VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
          VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
          VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT |
          VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
          ops.depthOps.storeLayout,
          depthAttachment.view->imageInfo().stages,
          depthAttachment.view->imageInfo().access);
      } else {
        VkAccessFlags srcAccess = VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT;

        if (depthAttachment.layout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL)
          srcAccess |= VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;

        m_execBarriers.accessMemory(
          VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
          VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
          srcAccess,
          depthAttachment.view->imageInfo().stages,
          depthAttachment.view->imageInfo().access);
      }
    }

    for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
      const auto& colorAttachment = framebufferInfo.getColorTarget(i);

      if (colorAttachment.view != nullptr) {
        if (colorAttachment.layout != ops.colorOps[i].storeLayout) {
          m_execBarriers.accessImage(
            colorAttachment.view->image(),
            colorAttachment.view->imageSubresources(),
            colorAttachment.layout,
            VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
            VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
            VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
            ops.colorOps[i].storeLayout,
            colorAttachment.view->imageInfo().stages,
            colorAttachment.view->imageInfo().access);
        } else {
          m_execBarriers.accessMemory(
            VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
            VK_ACCESS_COLOR_ATTACHMENT_READ_BIT |
            VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
            colorAttachment.view->imageInfo().stages,
            colorAttachment.view->imageInfo().access);
        }
      }
    }

    // Do not flush barriers here. This is intended since
    // we pre-record them when binding the framebuffer.
  }


  void DxvkContext::renderPassBindFramebuffer(
    const DxvkFramebufferInfo&  framebufferInfo,
    const DxvkRenderPassOps&    ops) {
    const DxvkFramebufferSize fbSize = framebufferInfo.size();

    this->renderPassEmitInitBarriers(framebufferInfo, ops);
    this->renderPassEmitPostBarriers(framebufferInfo, ops);

    uint32_t colorInfoCount = 0;

    std::array<VkRenderingAttachmentInfo, MaxNumRenderTargets> colorInfos;

    for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
      const auto& colorTarget = framebufferInfo.getColorTarget(i);
      colorInfos[i] = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };

      if (colorTarget.view != nullptr) {
        colorInfos[i].imageView = colorTarget.view->handle();
        colorInfos[i].imageLayout = colorTarget.layout;
        colorInfos[i].loadOp = ops.colorOps[i].loadOp;
        colorInfos[i].storeOp = VK_ATTACHMENT_STORE_OP_STORE;

        if (ops.colorOps[i].loadOp == VK_ATTACHMENT_LOAD_OP_CLEAR)
          colorInfos[i].clearValue.color = ops.colorOps[i].clearValue;

        colorInfoCount = i + 1;
      }
    }

    VkRenderingAttachmentInfo depthInfo = { VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO };
    VkImageAspectFlags depthStencilAspects = 0;

    if (framebufferInfo.getDepthTarget().view != nullptr) {
      const auto& depthTarget = framebufferInfo.getDepthTarget();
      depthStencilAspects = depthTarget.view->info().aspect;
      depthInfo.imageView = depthTarget.view->handle();
      depthInfo.imageLayout = depthTarget.layout;
      depthInfo.loadOp = ops.depthOps.loadOpD;
      depthInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

      if (ops.depthOps.loadOpD == VK_ATTACHMENT_LOAD_OP_CLEAR)
        depthInfo.clearValue.depthStencil.depth = ops.depthOps.clearValue.depth;
    }
    
    VkRenderingAttachmentInfo stencilInfo = depthInfo;

    if (framebufferInfo.getDepthTarget().view != nullptr) {
      stencilInfo.loadOp = ops.depthOps.loadOpS;
      stencilInfo.storeOp = VK_ATTACHMENT_STORE_OP_STORE;

      if (ops.depthOps.loadOpS == VK_ATTACHMENT_LOAD_OP_CLEAR)
        stencilInfo.clearValue.depthStencil.stencil = ops.depthOps.clearValue.stencil;
    }

    VkRenderingInfo renderingInfo = { VK_STRUCTURE_TYPE_RENDERING_INFO };
    renderingInfo.renderArea.offset = VkOffset2D { 0, 0 };
    renderingInfo.renderArea.extent = VkExtent2D { fbSize.width, fbSize.height };
    renderingInfo.layerCount = fbSize.layers;

    if (colorInfoCount) {
      renderingInfo.colorAttachmentCount = colorInfoCount;
      renderingInfo.pColorAttachments = colorInfos.data();
    }

    if (depthStencilAspects & VK_IMAGE_ASPECT_DEPTH_BIT)
      renderingInfo.pDepthAttachment = &depthInfo;

    if (depthStencilAspects & VK_IMAGE_ASPECT_STENCIL_BIT)
      renderingInfo.pStencilAttachment = &stencilInfo;

    m_cmd->cmdBeginRendering(&renderingInfo);
    
    for (uint32_t i = 0; i < framebufferInfo.numAttachments(); i++) {
      m_cmd->trackResource<DxvkAccess::None> (framebufferInfo.getAttachment(i).view);
      m_cmd->trackResource<DxvkAccess::Write>(framebufferInfo.getAttachment(i).view->image());
    }

    m_cmd->addStatCtr(DxvkStatCounter::CmdRenderPassCount, 1);
  }
  
  
  void DxvkContext::renderPassUnbindFramebuffer() {
    m_cmd->cmdEndRendering();

    // If there are pending layout transitions, execute them immediately
    // since the backend expects images to be in the store layout after
    // a render pass instance. This is expected to be rare.
    if (m_execBarriers.hasResourceBarriers())
      m_execBarriers.recordCommands(m_cmd);
  }
  
  
  void DxvkContext::resetRenderPassOps(
    const DxvkRenderTargets&    renderTargets,
          DxvkRenderPassOps&    renderPassOps) {
    if (renderTargets.depth.view != nullptr) {
      renderPassOps.depthOps = DxvkDepthAttachmentOps {
        VK_ATTACHMENT_LOAD_OP_LOAD, VK_ATTACHMENT_LOAD_OP_LOAD,
        renderTargets.depth.layout, renderTargets.depth.layout };
    } else {
      renderPassOps.depthOps = DxvkDepthAttachmentOps { };
    }
    
    for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
      if (renderTargets.color[i].view != nullptr) {
        renderPassOps.colorOps[i] = DxvkColorAttachmentOps {
            VK_ATTACHMENT_LOAD_OP_LOAD,
            renderTargets.color[i].layout,
            renderTargets.color[i].layout };
      } else {
        renderPassOps.colorOps[i] = DxvkColorAttachmentOps { };
      }
    }
  }
  
  
  void DxvkContext::startTransformFeedback() {
    if (!m_flags.test(DxvkContextFlag::GpXfbActive)) {
      m_flags.set(DxvkContextFlag::GpXfbActive);

      VkBuffer     ctrBuffers[MaxNumXfbBuffers];
      VkDeviceSize ctrOffsets[MaxNumXfbBuffers];

      for (uint32_t i = 0; i < MaxNumXfbBuffers; i++) {
        m_state.xfb.activeCounters[i] = m_state.xfb.counters[i];
        auto physSlice = m_state.xfb.activeCounters[i].getSliceHandle();

        ctrBuffers[i] = physSlice.handle;
        ctrOffsets[i] = physSlice.offset;

        if (physSlice.handle != VK_NULL_HANDLE)
          m_cmd->trackResource<DxvkAccess::Read>(m_state.xfb.activeCounters[i].buffer());
      }
      
      m_cmd->cmdBeginTransformFeedback(
        0, MaxNumXfbBuffers, ctrBuffers, ctrOffsets);
      
      m_queryManager.beginQueries(m_cmd,
        VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT);
    }
  }


  void DxvkContext::pauseTransformFeedback() {
    if (m_flags.test(DxvkContextFlag::GpXfbActive)) {
      m_flags.clr(DxvkContextFlag::GpXfbActive);
      
      VkBuffer     ctrBuffers[MaxNumXfbBuffers];
      VkDeviceSize ctrOffsets[MaxNumXfbBuffers];

      for (uint32_t i = 0; i < MaxNumXfbBuffers; i++) {
        auto physSlice = m_state.xfb.activeCounters[i].getSliceHandle();

        ctrBuffers[i] = physSlice.handle;
        ctrOffsets[i] = physSlice.offset;

        if (physSlice.handle != VK_NULL_HANDLE)
          m_cmd->trackResource<DxvkAccess::Write>(m_state.xfb.activeCounters[i].buffer());

        m_state.xfb.activeCounters[i] = DxvkBufferSlice();
      }

      m_queryManager.endQueries(m_cmd, 
        VK_QUERY_TYPE_TRANSFORM_FEEDBACK_STREAM_EXT);
      
      m_cmd->cmdEndTransformFeedback(
        0, MaxNumXfbBuffers, ctrBuffers, ctrOffsets);
    }
  }


  void DxvkContext::unbindComputePipeline() {
    m_flags.set(DxvkContextFlag::CpDirtyPipelineState);

    m_state.cp.pipeline = nullptr;
  }
  
  
  bool DxvkContext::updateComputePipelineState() {
    if (unlikely(m_state.gp.pipeline != nullptr))
      this->unbindGraphicsPipeline();

    // Look up pipeline object based on the bound compute shader
    auto newPipeline = lookupComputePipeline(m_state.cp.shaders);
    m_state.cp.pipeline = newPipeline;

    if (unlikely(!newPipeline))
      return false;

    if (unlikely(newPipeline->getSpecConstantMask() != m_state.cp.constants.mask))
      this->resetSpecConstants<VK_PIPELINE_BIND_POINT_COMPUTE>(newPipeline->getSpecConstantMask());

    if (m_flags.test(DxvkContextFlag::CpDirtySpecConstants))
      this->updateSpecConstants<VK_PIPELINE_BIND_POINT_COMPUTE>();

    // Look up Vulkan pipeline handle for the given compute state
    auto pipelineHandle = newPipeline->getPipelineHandle(m_state.cp.state);
    
    if (unlikely(!pipelineHandle))
      return false;

    m_cmd->cmdBindPipeline(
      VK_PIPELINE_BIND_POINT_COMPUTE,
      pipelineHandle);

    // Mark compute resources and push constants as dirty
    m_descriptorState.dirtyStages(VK_SHADER_STAGE_COMPUTE_BIT);

    if (newPipeline->getBindings()->layout().getPushConstantRange().size)
      m_flags.set(DxvkContextFlag::DirtyPushConstants);

    m_flags.clr(DxvkContextFlag::CpDirtyPipelineState);
    return true;
  }
  
  
  void DxvkContext::unbindGraphicsPipeline() {
    m_flags.set(
      DxvkContextFlag::GpDirtyPipeline,
      DxvkContextFlag::GpDirtyPipelineState,
      DxvkContextFlag::GpDirtyVertexBuffers,
      DxvkContextFlag::GpDirtyIndexBuffer,
      DxvkContextFlag::GpDirtyXfbBuffers,
      DxvkContextFlag::GpDirtyBlendConstants,
      DxvkContextFlag::GpDirtyStencilRef,
      DxvkContextFlag::GpDirtyMultisampleState,
      DxvkContextFlag::GpDirtyRasterizerState,
      DxvkContextFlag::GpDirtyViewport,
      DxvkContextFlag::GpDirtyDepthBias,
      DxvkContextFlag::GpDirtyDepthBounds,
      DxvkContextFlag::GpDirtyDepthStencilState);

    m_state.gp.pipeline = nullptr;
  }
  
  
  bool DxvkContext::updateGraphicsPipeline() {
    if (unlikely(m_state.cp.pipeline != nullptr))
      this->unbindComputePipeline();

    auto newPipeline = lookupGraphicsPipeline(m_state.gp.shaders);
    m_state.gp.pipeline = newPipeline;

    if (unlikely(!newPipeline)) {
      m_state.gp.flags = DxvkGraphicsPipelineFlags();
      return false;
    }

    if (m_features.test(DxvkContextFeature::TrackGraphicsPipeline))
      m_cmd->trackGraphicsPipeline(newPipeline);

    if (unlikely(newPipeline->getSpecConstantMask() != m_state.gp.constants.mask))
      this->resetSpecConstants<VK_PIPELINE_BIND_POINT_GRAPHICS>(newPipeline->getSpecConstantMask());

    DxvkGraphicsPipelineFlags oldFlags = m_state.gp.flags;
    DxvkGraphicsPipelineFlags newFlags = newPipeline->flags();
    DxvkGraphicsPipelineFlags diffFlags = oldFlags ^ newFlags;

    DxvkGraphicsPipelineFlags hazardMask(
      DxvkGraphicsPipelineFlag::HasTransformFeedback,
      DxvkGraphicsPipelineFlag::HasStorageDescriptors);

    m_state.gp.flags = newFlags;

    if ((diffFlags & hazardMask) != 0) {
      // Force-update vertex/index buffers for hazard checks
      m_flags.set(DxvkContextFlag::GpDirtyIndexBuffer,
                  DxvkContextFlag::GpDirtyVertexBuffers,
                  DxvkContextFlag::GpDirtyXfbBuffers,
                  DxvkContextFlag::DirtyDrawBuffer);

      // This is necessary because we'll only do hazard
      // tracking if the active pipeline has side effects
      if (!m_barrierControl.test(DxvkBarrierControl::IgnoreGraphicsBarriers))
        this->spillRenderPass(true);
    }

    if (diffFlags.test(DxvkGraphicsPipelineFlag::HasSampleMaskExport))
      m_flags.set(DxvkContextFlag::GpDirtyMultisampleState);

    m_descriptorState.dirtyStages(VK_SHADER_STAGE_ALL_GRAPHICS);

    if (newPipeline->getBindings()->layout().getPushConstantRange().size)
      m_flags.set(DxvkContextFlag::DirtyPushConstants);

    m_flags.clr(DxvkContextFlag::GpDirtyPipeline);
    return true;
  }
  
  
  bool DxvkContext::updateGraphicsPipelineState(DxvkGlobalPipelineBarrier srcBarrier) {
    bool oldIndependentSets = m_flags.test(DxvkContextFlag::GpIndependentSets);

    // Check which dynamic states need to be active. States that
    // are not dynamic will be invalidated in the command buffer.
    m_flags.clr(DxvkContextFlag::GpDynamicBlendConstants,
                DxvkContextFlag::GpDynamicDepthStencilState,
                DxvkContextFlag::GpDynamicDepthBias,
                DxvkContextFlag::GpDynamicDepthBounds,
                DxvkContextFlag::GpDynamicStencilRef,
                DxvkContextFlag::GpDynamicMultisampleState,
                DxvkContextFlag::GpDynamicRasterizerState,
                DxvkContextFlag::GpIndependentSets);
    
    m_flags.set(m_state.gp.state.useDynamicBlendConstants()
      ? DxvkContextFlag::GpDynamicBlendConstants
      : DxvkContextFlag::GpDirtyBlendConstants);
    
    m_flags.set((!m_state.gp.flags.test(DxvkGraphicsPipelineFlag::HasRasterizerDiscard))
      ? DxvkContextFlag::GpDynamicRasterizerState
      : DxvkContextFlag::GpDirtyRasterizerState);

    // Retrieve and bind actual Vulkan pipeline handle
    auto pipelineInfo = m_state.gp.pipeline->getPipelineHandle(m_state.gp.state);

    if (unlikely(!pipelineInfo.first))
      return false;

    m_cmd->cmdBindPipeline(
      VK_PIPELINE_BIND_POINT_GRAPHICS,
      pipelineInfo.first);

    // For pipelines created from graphics pipeline libraries, we need to
    // apply a bunch of dynamic state that is otherwise static or unused
    if (pipelineInfo.second == DxvkGraphicsPipelineType::BasePipeline) {
      m_flags.set(
        DxvkContextFlag::GpDynamicDepthStencilState,
        DxvkContextFlag::GpDynamicDepthBias,
        DxvkContextFlag::GpDynamicStencilRef,
        DxvkContextFlag::GpIndependentSets);

      if (m_device->features().core.features.depthBounds)
        m_flags.set(DxvkContextFlag::GpDynamicDepthBounds);

      if (m_state.gp.flags.test(DxvkGraphicsPipelineFlag::HasSampleRateShading)
       && m_device->features().extExtendedDynamicState3.extendedDynamicState3RasterizationSamples
       && m_device->features().extExtendedDynamicState3.extendedDynamicState3SampleMask)
        m_flags.set(DxvkContextFlag::GpDynamicMultisampleState);
    } else {
      m_flags.set(m_state.gp.state.useDynamicDepthBias()
        ? DxvkContextFlag::GpDynamicDepthBias
        : DxvkContextFlag::GpDirtyDepthBias);

      m_flags.set(m_state.gp.state.useDynamicDepthBounds()
        ? DxvkContextFlag::GpDynamicDepthBounds
        : DxvkContextFlag::GpDirtyDepthBounds);

      m_flags.set(m_state.gp.state.useDynamicStencilRef()
        ? DxvkContextFlag::GpDynamicStencilRef
        : DxvkContextFlag::GpDirtyStencilRef);

      m_flags.set(
        DxvkContextFlag::GpDirtyDepthStencilState,
        DxvkContextFlag::GpDirtyMultisampleState);
    }

    // If necessary, dirty descriptor sets due to layout incompatibilities
    bool newIndependentSets = m_flags.test(DxvkContextFlag::GpIndependentSets);

    if (newIndependentSets != oldIndependentSets)
      m_descriptorState.dirtyStages(VK_SHADER_STAGE_ALL_GRAPHICS);

    // Emit barrier based on pipeline properties, in order to avoid
    // accidental write-after-read hazards after the render pass.
    DxvkGlobalPipelineBarrier pipelineBarrier = m_state.gp.pipeline->getGlobalBarrier(m_state.gp.state);
    srcBarrier.stages |= pipelineBarrier.stages;
    srcBarrier.access |= pipelineBarrier.access;

    if (srcBarrier.stages) {
      DxvkAccessFlags access = DxvkBarrierSet::getAccessTypes(srcBarrier.access);
      DxvkGlobalPipelineBarrier dstBarrier = access.test(DxvkAccess::Write)
        ? m_globalRwGraphicsBarrier
        : m_globalRoGraphicsBarrier;

      m_execBarriers.accessMemory(
        srcBarrier.stages, srcBarrier.access,
        dstBarrier.stages, dstBarrier.access);
    }

    m_flags.clr(DxvkContextFlag::GpDirtyPipelineState);
    return true;
  }


  template<VkPipelineBindPoint BindPoint>
  void DxvkContext::resetSpecConstants(
          uint32_t                newMask) {
    auto& scInfo  = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS ? m_state.gp.state.sc  : m_state.cp.state.sc;
    auto& scState = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS ? m_state.gp.constants : m_state.cp.constants;

    // Set all constants to 0 that were used by the previous pipeline
    // but are not used by the old one. Any stale data could otherwise
    // lead to unnecessary pipeline variants being created.
    for (auto i : bit::BitMask(scState.mask & ~newMask))
      scInfo.specConstants[i] = 0;

    scState.mask = newMask;

    auto flag = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS
      ? DxvkContextFlag::GpDirtySpecConstants
      : DxvkContextFlag::CpDirtySpecConstants;

    if (newMask)
      m_flags.set(flag);
    else
      m_flags.clr(flag);
  }


  template<VkPipelineBindPoint BindPoint>
  void DxvkContext::updateSpecConstants() {
    auto& scInfo  = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS ? m_state.gp.state.sc  : m_state.cp.state.sc;
    auto& scState = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS ? m_state.gp.constants : m_state.cp.constants;

    for (auto i : bit::BitMask(scState.mask))
      scInfo.specConstants[i] = scState.data[i];

    if (BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS) {
      m_flags.clr(DxvkContextFlag::GpDirtySpecConstants);
      m_flags.set(DxvkContextFlag::GpDirtyPipelineState);
    } else {
      m_flags.clr(DxvkContextFlag::CpDirtySpecConstants);
      m_flags.set(DxvkContextFlag::CpDirtyPipelineState);
    }
  }


  void DxvkContext::invalidateState() {
    this->unbindComputePipeline();
    this->unbindGraphicsPipeline();
  }

  
  template<VkPipelineBindPoint BindPoint>
  void DxvkContext::updateResourceBindings(const DxvkBindingLayoutObjects* layout) {
    const auto& bindings = layout->layout();

    // Ensure that the arrays we write descriptor info to are big enough
    if (unlikely(layout->getBindingCount() > m_descriptors.size()))
      this->resizeDescriptorArrays(layout->getBindingCount());

    // On 32-bit wine, vkUpdateDescriptorSets has significant overhead due
    // to struct conversion, so we should use descriptor update templates.
    // For 64-bit applications, using templates is slower on some drivers.
    constexpr bool useDescriptorTemplates = env::is32BitHostPlatform();

    bool independentSets = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS
                        && m_flags.test(DxvkContextFlag::GpIndependentSets);

    uint32_t layoutSetMask = layout->getSetMask();
    uint32_t dirtySetMask = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS
      ? m_descriptorState.getDirtyGraphicsSets()
      : m_descriptorState.getDirtyComputeSets();
    dirtySetMask &= layoutSetMask;

    std::array<VkDescriptorSet, DxvkDescriptorSets::SetCount> sets;
    m_descriptorPool->alloc(layout, dirtySetMask, sets.data());

    uint32_t descriptorCount = 0;

    for (auto setIndex : bit::BitMask(dirtySetMask)) {
      uint32_t bindingCount = bindings.getBindingCount(setIndex);
      VkDescriptorSet set = sets[setIndex];

      for (uint32_t j = 0; j < bindingCount; j++) {
        const auto& binding = bindings.getBinding(setIndex, j);

        if (!useDescriptorTemplates) {
          auto& descriptorWrite = m_descriptorWrites[descriptorCount];
          descriptorWrite.dstSet = set;
          descriptorWrite.dstBinding = j;
          descriptorWrite.descriptorType = binding.descriptorType;
        }

        auto& descriptorInfo = m_descriptors[descriptorCount++];

        switch (binding.descriptorType) {
          case VK_DESCRIPTOR_TYPE_SAMPLER: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.sampler != nullptr) {
              descriptorInfo.image.sampler = res.sampler->handle();
              descriptorInfo.image.imageView = VK_NULL_HANDLE;
              descriptorInfo.image.imageLayout = VK_IMAGE_LAYOUT_UNDEFINED;

              if (m_rcTracked.set(binding.resourceBinding))
                m_cmd->trackResource<DxvkAccess::None>(res.sampler);
            } else {
              descriptorInfo.image.sampler = m_common->dummyResources().samplerHandle();
              descriptorInfo.image.imageView = VK_NULL_HANDLE;
              descriptorInfo.image.imageLayout = VK_IMAGE_LAYOUT_UNDEFINED;
            }
          } break;

          case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.imageView != nullptr && res.imageView->handle(binding.viewType) != VK_NULL_HANDLE) {
              descriptorInfo.image.sampler = VK_NULL_HANDLE;
              descriptorInfo.image.imageView = res.imageView->handle(binding.viewType);
              descriptorInfo.image.imageLayout = res.imageView->imageInfo().layout;

              if (m_rcTracked.set(binding.resourceBinding)) {
                m_cmd->trackResource<DxvkAccess::None>(res.imageView);
                m_cmd->trackResource<DxvkAccess::Read>(res.imageView->image());
              }
            } else {
              descriptorInfo.image.sampler = VK_NULL_HANDLE;
              descriptorInfo.image.imageView = VK_NULL_HANDLE;
              descriptorInfo.image.imageLayout = VK_IMAGE_LAYOUT_UNDEFINED;
            }
          } break;

          case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.imageView != nullptr && res.imageView->handle(binding.viewType) != VK_NULL_HANDLE) {
              descriptorInfo.image.sampler = VK_NULL_HANDLE;
              descriptorInfo.image.imageView = res.imageView->handle(binding.viewType);
              descriptorInfo.image.imageLayout = res.imageView->imageInfo().layout;

              if (m_rcTracked.set(binding.resourceBinding)) {
                m_cmd->trackResource<DxvkAccess::None>(res.imageView);
                m_cmd->trackResource<DxvkAccess::Write>(res.imageView->image());
              }
            } else {
              descriptorInfo.image.sampler = VK_NULL_HANDLE;
              descriptorInfo.image.imageView = VK_NULL_HANDLE;
              descriptorInfo.image.imageLayout = VK_IMAGE_LAYOUT_UNDEFINED;
            }
          } break;

          case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.sampler != nullptr && res.imageView != nullptr
            && res.imageView->handle(binding.viewType) != VK_NULL_HANDLE) {
              descriptorInfo.image.sampler = res.sampler->handle();
              descriptorInfo.image.imageView = res.imageView->handle(binding.viewType);
              descriptorInfo.image.imageLayout = res.imageView->imageInfo().layout;

              if (m_rcTracked.set(binding.resourceBinding)) {
                m_cmd->trackResource<DxvkAccess::None>(res.sampler);
                m_cmd->trackResource<DxvkAccess::None>(res.imageView);
                m_cmd->trackResource<DxvkAccess::Read>(res.imageView->image());
              }
            } else {
              descriptorInfo.image.sampler = m_common->dummyResources().samplerHandle();
              descriptorInfo.image.imageView = VK_NULL_HANDLE;
              descriptorInfo.image.imageLayout = VK_IMAGE_LAYOUT_UNDEFINED;
            }
          } break;

          case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.bufferView != nullptr) {
              res.bufferView->updateView();
              descriptorInfo.texelBuffer = res.bufferView->handle();

              if (m_rcTracked.set(binding.resourceBinding)) {
                m_cmd->trackResource<DxvkAccess::None>(res.bufferView);
                m_cmd->trackResource<DxvkAccess::Read>(res.bufferView->buffer());
              }
            } else {
              descriptorInfo.texelBuffer = VK_NULL_HANDLE;
            }
          } break;

          case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.bufferView != nullptr) {
              res.bufferView->updateView();
              descriptorInfo.texelBuffer = res.bufferView->handle();

              if (m_rcTracked.set(binding.resourceBinding)) {
                m_cmd->trackResource<DxvkAccess::None>(res.bufferView);
                m_cmd->trackResource<DxvkAccess::Write>(res.bufferView->buffer());
              }
            } else {
              descriptorInfo.texelBuffer = VK_NULL_HANDLE;
            }
          } break;

          case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.bufferSlice.length()) {
              descriptorInfo = res.bufferSlice.getDescriptor();

              if (m_rcTracked.set(binding.resourceBinding))
                m_cmd->trackResource<DxvkAccess::Read>(res.bufferSlice.buffer());
            } else {
              descriptorInfo.buffer.buffer = VK_NULL_HANDLE;
              descriptorInfo.buffer.offset = 0;
              descriptorInfo.buffer.range = VK_WHOLE_SIZE;
            }
          } break;

          case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER: {
            const auto& res = m_rc[binding.resourceBinding];

            if (res.bufferSlice.length()) {
              descriptorInfo = res.bufferSlice.getDescriptor();

              if (m_rcTracked.set(binding.resourceBinding))
                m_cmd->trackResource<DxvkAccess::Write>(res.bufferSlice.buffer());
            } else {
              descriptorInfo.buffer.buffer = VK_NULL_HANDLE;
              descriptorInfo.buffer.offset = 0;
              descriptorInfo.buffer.range = VK_WHOLE_SIZE;
            }
          } break;

          default:
            break;
        }
      }

      if (useDescriptorTemplates) {
        m_cmd->updateDescriptorSetWithTemplate(set,
          layout->getSetUpdateTemplate(setIndex),
          &m_descriptors[0]);
        descriptorCount = 0;
      }

      // If the next set is not dirty, update and bind all previously
      // updated sets in one go in order to reduce api call overhead.
      if (!(((dirtySetMask >> 1) >> setIndex) & 1u)) {
        if (!useDescriptorTemplates) {
          m_cmd->updateDescriptorSets(descriptorCount,
            m_descriptorWrites.data());
          descriptorCount = 0;
        }

        // Find first dirty set in the mask and clear bits
        // for all sets that we're going to update here.
        uint32_t firstSet = bit::tzcnt(dirtySetMask);
        dirtySetMask &= (~1u) << setIndex;

        m_cmd->cmdBindDescriptorSets(BindPoint,
          layout->getPipelineLayout(independentSets),
          firstSet, setIndex - firstSet + 1, &sets[firstSet],
          0, nullptr);
      }
    }
  }


  void DxvkContext::updateComputeShaderResources() {
    this->updateResourceBindings<VK_PIPELINE_BIND_POINT_COMPUTE>(m_state.cp.pipeline->getBindings());

    m_descriptorState.clearStages(VK_SHADER_STAGE_COMPUTE_BIT);
  }
  
  
  void DxvkContext::updateGraphicsShaderResources() {
    this->updateResourceBindings<VK_PIPELINE_BIND_POINT_GRAPHICS>(m_state.gp.pipeline->getBindings());

    m_descriptorState.clearStages(VK_SHADER_STAGE_ALL_GRAPHICS);
  }
  
  
  DxvkFramebufferInfo DxvkContext::makeFramebufferInfo(
    const DxvkRenderTargets&      renderTargets) {
    return DxvkFramebufferInfo(renderTargets, m_device->getDefaultFramebufferSize());
  }


  void DxvkContext::updateFramebuffer() {
    if (m_flags.test(DxvkContextFlag::GpDirtyFramebuffer)) {
      m_flags.clr(DxvkContextFlag::GpDirtyFramebuffer);

      this->spillRenderPass(true);

      DxvkFramebufferInfo fbInfo = makeFramebufferInfo(m_state.om.renderTargets);
      this->updateRenderTargetLayouts(fbInfo, m_state.om.framebufferInfo);

      // Update relevant graphics pipeline state
      m_state.gp.state.ms.setSampleCount(fbInfo.getSampleCount());
      m_state.gp.state.rt = fbInfo.getRtInfo();
      m_state.om.framebufferInfo = fbInfo;

      for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
        const Rc<DxvkImageView>& attachment = fbInfo.getColorTarget(i).view;

        VkComponentMapping mapping = attachment != nullptr
          ? util::invertComponentMapping(attachment->info().swizzle)
          : VkComponentMapping();

        m_state.gp.state.omSwizzle[i] = DxvkOmAttachmentSwizzle(mapping);
      }

      m_flags.set(DxvkContextFlag::GpDirtyPipelineState);
    }
  }


  void DxvkContext::applyRenderTargetLoadLayouts() {
    for (uint32_t i = 0; i < MaxNumRenderTargets; i++)
      m_state.om.renderPassOps.colorOps[i].loadLayout = m_rtLayouts.color[i];

    m_state.om.renderPassOps.depthOps.loadLayout = m_rtLayouts.depth;
  }


  void DxvkContext::applyRenderTargetStoreLayouts() {
    for (uint32_t i = 0; i < MaxNumRenderTargets; i++)
      m_rtLayouts.color[i] = m_state.om.renderPassOps.colorOps[i].storeLayout;

    m_rtLayouts.depth = m_state.om.renderPassOps.depthOps.storeLayout;
  }


  void DxvkContext::transitionRenderTargetLayouts(
          bool                    sharedOnly) {
    for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
      const DxvkAttachment& color = m_state.om.framebufferInfo.getColorTarget(i);

      if (color.view != nullptr && (!sharedOnly || color.view->imageInfo().shared)) {
        this->transitionColorAttachment(color, m_rtLayouts.color[i]);
        m_rtLayouts.color[i] = color.view->imageInfo().layout;
      }
    }

    const DxvkAttachment& depth = m_state.om.framebufferInfo.getDepthTarget();

    if (depth.view != nullptr && (!sharedOnly || depth.view->imageInfo().shared)) {
      this->transitionDepthAttachment(depth, m_rtLayouts.depth);
      m_rtLayouts.depth = depth.view->imageInfo().layout;
    }
  }


  void DxvkContext::transitionColorAttachment(
    const DxvkAttachment&         attachment,
          VkImageLayout           oldLayout) {
    if (oldLayout != attachment.view->imageInfo().layout) {
      m_execBarriers.accessImage(
        attachment.view->image(),
        attachment.view->imageSubresources(), oldLayout,
        VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
        VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
        attachment.view->imageInfo().layout,
        attachment.view->imageInfo().stages,
        attachment.view->imageInfo().access);

      m_cmd->trackResource<DxvkAccess::Write>(attachment.view->image());
    }
  }


  void DxvkContext::transitionDepthAttachment(
    const DxvkAttachment&         attachment,
          VkImageLayout           oldLayout) {
    if (oldLayout != attachment.view->imageInfo().layout) {
      m_execBarriers.accessImage(
        attachment.view->image(),
        attachment.view->imageSubresources(), oldLayout,
        VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
        VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
        oldLayout != VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL
          ? VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT : 0,
        attachment.view->imageInfo().layout,
        attachment.view->imageInfo().stages,
        attachment.view->imageInfo().access);

      m_cmd->trackResource<DxvkAccess::Write>(attachment.view->image());
    }
  }


  void DxvkContext::updateRenderTargetLayouts(
    const DxvkFramebufferInfo&    newFb,
    const DxvkFramebufferInfo&    oldFb) {
    DxvkRenderTargetLayouts layouts = { };

    for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
      if (newFb.getColorTarget(i).view != nullptr)
        layouts.color[i] = newFb.getColorTarget(i).view->imageInfo().layout;
    }

    if (newFb.getDepthTarget().view != nullptr)
      layouts.depth = newFb.getDepthTarget().view->imageInfo().layout;

    // Check whether any of the previous attachments have been moved
    // around or been rebound with a different view. This may help
    // reduce the number of image layout transitions between passes.
    for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
      const DxvkAttachment& oldAttachment = oldFb.getColorTarget(i);

      if (oldAttachment.view != nullptr) {
        bool found = false;

        for (uint32_t j = 0; j < MaxNumRenderTargets && !found; j++) {
          const DxvkAttachment& newAttachment = newFb.getColorTarget(j);

          found = newAttachment.view == oldAttachment.view || (newAttachment.view != nullptr
            && newAttachment.view->image()        == oldAttachment.view->image()
            && newAttachment.view->subresources() == oldAttachment.view->subresources());

          if (found)
            layouts.color[j] = m_rtLayouts.color[i];
        }

        if (!found && m_flags.test(DxvkContextFlag::GpRenderPassSuspended))
          this->transitionColorAttachment(oldAttachment, m_rtLayouts.color[i]);
      }
    }

    const DxvkAttachment& oldAttachment = oldFb.getDepthTarget();

    if (oldAttachment.view != nullptr) {
      const DxvkAttachment& newAttachment = newFb.getDepthTarget();

      bool found = newAttachment.view == oldAttachment.view || (newAttachment.view != nullptr
        && newAttachment.view->image()        == oldAttachment.view->image()
        && newAttachment.view->subresources() == oldAttachment.view->subresources());

      if (found)
        layouts.depth = m_rtLayouts.depth;
      else if (m_flags.test(DxvkContextFlag::GpRenderPassSuspended))
        this->transitionDepthAttachment(oldAttachment, m_rtLayouts.depth);
    }

    m_rtLayouts = layouts;
  }
  
  
  void DxvkContext::prepareImage(
    const Rc<DxvkImage>&          image,
    const VkImageSubresourceRange& subresources,
          bool                    flushClears) {
    // Images that can't be used as attachments are always in their
    // default layout, so we don't have to do anything in this case
    if (!(image->info().usage & (VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT)))
      return;

    // Flush clears if there are any since they may affect the image
    if (!m_deferredClears.empty() && flushClears)
      this->spillRenderPass(false);

    // All images are in their default layout for suspended passes
    if (!m_flags.test(DxvkContextFlag::GpRenderPassSuspended))
      return;

    // 3D images require special care because they only have one
    // layer, but views may address individual 2D slices as layers
    bool is3D = image->info().type == VK_IMAGE_TYPE_3D;

    // Transition any attachment with overlapping subresources
    if (image->info().usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
      for (uint32_t i = 0; i < MaxNumRenderTargets; i++) {
        const DxvkAttachment& attachment = m_state.om.framebufferInfo.getColorTarget(i);

        if (attachment.view != nullptr && attachment.view->image() == image
         && (is3D || vk::checkSubresourceRangeOverlap(attachment.view->subresources(), subresources))) {
          this->transitionColorAttachment(attachment, m_rtLayouts.color[i]);
          m_rtLayouts.color[i] = image->info().layout;
        }
      }
    } else {
      const DxvkAttachment& attachment = m_state.om.framebufferInfo.getDepthTarget();

      if (attachment.view != nullptr && attachment.view->image() == image
       && (is3D || vk::checkSubresourceRangeOverlap(attachment.view->subresources(), subresources))) {
        this->transitionDepthAttachment(attachment, m_rtLayouts.depth);
        m_rtLayouts.depth = image->info().layout;
      }
    }
  }


  bool DxvkContext::updateIndexBufferBinding() {
    if (unlikely(!m_state.vi.indexBuffer.length()))
      return false;

    m_flags.clr(DxvkContextFlag::GpDirtyIndexBuffer);
    auto bufferInfo = m_state.vi.indexBuffer.getDescriptor();

    if (m_features.test(DxvkContextFeature::IndexBufferRobustness)) {
      m_cmd->cmdBindIndexBuffer2(
        bufferInfo.buffer.buffer,
        bufferInfo.buffer.offset,
        bufferInfo.buffer.range,
        m_state.vi.indexType);
    } else {
      m_cmd->cmdBindIndexBuffer(
        bufferInfo.buffer.buffer,
        bufferInfo.buffer.offset,
        m_state.vi.indexType);
    }

    if (m_vbTracked.set(MaxNumVertexBindings))
      m_cmd->trackResource<DxvkAccess::Read>(m_state.vi.indexBuffer.buffer());

    return true;
  }
  
  
  void DxvkContext::updateVertexBufferBindings() {
    m_flags.clr(DxvkContextFlag::GpDirtyVertexBuffers);

    if (unlikely(!m_state.gp.state.il.bindingCount()))
      return;
    
    std::array<VkBuffer,     MaxNumVertexBindings> buffers;
    std::array<VkDeviceSize, MaxNumVertexBindings> offsets;
    std::array<VkDeviceSize, MaxNumVertexBindings> lengths;
    std::array<VkDeviceSize, MaxNumVertexBindings> strides;
    
    bool oldDynamicStrides = m_flags.test(DxvkContextFlag::GpDynamicVertexStrides);
    bool newDynamicStrides = true;

    // Set buffer handles and offsets for active bindings
    for (uint32_t i = 0; i < m_state.gp.state.il.bindingCount(); i++) {
      uint32_t binding = m_state.gp.state.ilBindings[i].binding();
      
      if (likely(m_state.vi.vertexBuffers[binding].length())) {
        auto vbo = m_state.vi.vertexBuffers[binding].getDescriptor();
        
        buffers[i] = vbo.buffer.buffer;
        offsets[i] = vbo.buffer.offset;
        lengths[i] = vbo.buffer.range;
        strides[i] = m_state.vi.vertexStrides[binding];

        if (strides[i]) {
          // Dynamic strides are only allowed if the stride is not smaller
          // than highest attribute offset + format size for given binding
          newDynamicStrides &= strides[i] >= m_state.vi.vertexExtents[i];
        }

        if (m_vbTracked.set(binding))
          m_cmd->trackResource<DxvkAccess::Read>(m_state.vi.vertexBuffers[binding].buffer());
      } else {
        buffers[i] = VK_NULL_HANDLE;
        offsets[i] = 0;
        lengths[i] = 0;
        strides[i] = 0;
      }
    }

    // If vertex strides are static or if we are switching between static or
    // dynamic strides, we'll have to apply them to the pipeline state and
    // also sort out our state flags
    if (unlikely(!oldDynamicStrides) || unlikely(!newDynamicStrides)) {
      m_flags.clr(DxvkContextFlag::GpDynamicVertexStrides);

      for (uint32_t i = 0; i < m_state.gp.state.il.bindingCount(); i++) {
        uint32_t stride = newDynamicStrides ? 0 : strides[i];

        if (m_state.gp.state.ilBindings[i].stride() != stride) {
          m_state.gp.state.ilBindings[i].setStride(stride);
          m_flags.set(DxvkContextFlag::GpDirtyPipelineState);
        }
      }

      if (newDynamicStrides)
        m_flags.set(DxvkContextFlag::GpDynamicVertexStrides);
    }

    // Vertex bindigs get remapped when compiling the
    // pipeline, so this actually does the right thing
    m_cmd->cmdBindVertexBuffers(0, m_state.gp.state.il.bindingCount(),
      buffers.data(), offsets.data(), lengths.data(),
      newDynamicStrides ? strides.data() : nullptr);
  }
  
  
  void DxvkContext::updateTransformFeedbackBuffers() {
    const auto& gsInfo = m_state.gp.shaders.gs->info();

    VkBuffer     xfbBuffers[MaxNumXfbBuffers];
    VkDeviceSize xfbOffsets[MaxNumXfbBuffers];
    VkDeviceSize xfbLengths[MaxNumXfbBuffers];

    for (size_t i = 0; i < MaxNumXfbBuffers; i++) {
      auto physSlice = m_state.xfb.buffers[i].getSliceHandle();
      
      xfbBuffers[i] = physSlice.handle;
      xfbOffsets[i] = physSlice.offset;
      xfbLengths[i] = physSlice.length;

      if (physSlice.handle == VK_NULL_HANDLE)
        xfbBuffers[i] = m_common->dummyResources().bufferHandle();
      
      if (physSlice.handle != VK_NULL_HANDLE) {
        const Rc<DxvkBuffer>& buffer = m_state.xfb.buffers[i].buffer();
        buffer->setXfbVertexStride(gsInfo.xfbStrides[i]);
        
        m_cmd->trackResource<DxvkAccess::Write>(buffer);
      }
    }

    m_cmd->cmdBindTransformFeedbackBuffers(
      0, MaxNumXfbBuffers,
      xfbBuffers, xfbOffsets, xfbLengths);
  }


  void DxvkContext::updateTransformFeedbackState() {
    if (m_flags.test(DxvkContextFlag::GpDirtyXfbBuffers)) {
      m_flags.clr(DxvkContextFlag::GpDirtyXfbBuffers);

      this->pauseTransformFeedback();
      this->updateTransformFeedbackBuffers();
    }

    this->startTransformFeedback();
  }

  
  void DxvkContext::updateDynamicState() {
    if (unlikely(m_flags.test(DxvkContextFlag::GpDirtyViewport))) {
      m_flags.clr(DxvkContextFlag::GpDirtyViewport);

      m_cmd->cmdSetViewport(m_state.vp.viewportCount, m_state.vp.viewports.data());
      m_cmd->cmdSetScissor(m_state.vp.viewportCount, m_state.vp.scissorRects.data());
    }

    if (unlikely(m_flags.all(DxvkContextFlag::GpDirtyDepthStencilState,
                             DxvkContextFlag::GpDynamicDepthStencilState))) {
      m_flags.clr(DxvkContextFlag::GpDirtyDepthStencilState);

      // Make sure to not enable writes to aspects that cannot be
      // written in the current depth-stencil attachment layout.
      // This mirrors what we do for monolithic pipelines.
      VkImageAspectFlags dsReadOnlyAspects = m_state.gp.state.rt.getDepthStencilReadOnlyAspects();

      bool enableDepthWrites = !(dsReadOnlyAspects & VK_IMAGE_ASPECT_DEPTH_BIT);
      bool enableStencilWrites = !(dsReadOnlyAspects & VK_IMAGE_ASPECT_STENCIL_BIT);

      m_cmd->cmdSetDepthState(
        m_state.gp.state.ds.enableDepthTest(),
        m_state.gp.state.ds.enableDepthWrite() && enableDepthWrites,
        m_state.gp.state.ds.depthCompareOp());

      if (m_device->features().core.features.depthBounds) {
        m_cmd->cmdSetDepthBoundsState(
          m_state.gp.state.ds.enableDepthBoundsTest());

        m_flags.set(DxvkContextFlag::GpDynamicDepthBounds);
      }

      m_cmd->cmdSetStencilState(
        m_state.gp.state.ds.enableStencilTest(),
        m_state.gp.state.dsFront.state(enableStencilWrites),
        m_state.gp.state.dsBack.state(enableStencilWrites));

      m_cmd->cmdSetDepthBiasState(
        m_state.gp.state.rs.depthBiasEnable());

      if (m_device->features().extExtendedDynamicState3.extendedDynamicState3DepthClipEnable) {
        m_cmd->cmdSetDepthClipState(
          m_state.gp.state.rs.depthClipEnable());
      }
    }

    if (unlikely(m_flags.all(DxvkContextFlag::GpDirtyMultisampleState,
                             DxvkContextFlag::GpDynamicMultisampleState))) {
      m_flags.clr(DxvkContextFlag::GpDirtyMultisampleState);

      // Infer actual sample count from both the multisample state
      // and rasterizer state, just like during pipeline creation
      VkSampleCountFlagBits sampleCount = VkSampleCountFlagBits(m_state.gp.state.ms.sampleCount());

      if (!sampleCount) {
        sampleCount = m_state.gp.state.rs.sampleCount()
          ? VkSampleCountFlagBits(m_state.gp.state.rs.sampleCount())
          : VK_SAMPLE_COUNT_1_BIT;
      }

      VkSampleMask sampleMask = m_state.gp.state.ms.sampleMask() & ((1u << sampleCount) - 1u);
      m_cmd->cmdSetMultisampleState(sampleCount, sampleMask);

      if (m_device->features().extExtendedDynamicState3.extendedDynamicState3AlphaToCoverageEnable
       && !m_state.gp.flags.test(DxvkGraphicsPipelineFlag::HasSampleMaskExport))
        m_cmd->cmdSetAlphaToCoverageState(m_state.gp.state.ms.enableAlphaToCoverage());
    }

    if (unlikely(m_flags.all(DxvkContextFlag::GpDirtyBlendConstants,
                             DxvkContextFlag::GpDynamicBlendConstants))) {
      m_flags.clr(DxvkContextFlag::GpDirtyBlendConstants);
      m_cmd->cmdSetBlendConstants(&m_state.dyn.blendConstants.r);
    }

    if (m_flags.all(DxvkContextFlag::GpDirtyRasterizerState,
                    DxvkContextFlag::GpDynamicRasterizerState)) {
      m_flags.clr(DxvkContextFlag::GpDirtyRasterizerState);

      m_cmd->cmdSetRasterizerState(
        m_state.dyn.cullMode,
        m_state.dyn.frontFace);
    }

    if (m_flags.all(DxvkContextFlag::GpDirtyStencilRef,
                    DxvkContextFlag::GpDynamicStencilRef)) {
      m_flags.clr(DxvkContextFlag::GpDirtyStencilRef);

      m_cmd->cmdSetStencilReference(
        VK_STENCIL_FRONT_AND_BACK,
        m_state.dyn.stencilReference);
    }
    
    if (m_flags.all(DxvkContextFlag::GpDirtyDepthBias,
                    DxvkContextFlag::GpDynamicDepthBias)) {
      m_flags.clr(DxvkContextFlag::GpDirtyDepthBias);

      if (m_device->features().extDepthBiasControl.depthBiasControl) {
        VkDepthBiasRepresentationInfoEXT depthBiasRepresentation = { VK_STRUCTURE_TYPE_DEPTH_BIAS_REPRESENTATION_INFO_EXT };
        depthBiasRepresentation.depthBiasRepresentation = m_state.dyn.depthBiasRepresentation.depthBiasRepresentation;
        depthBiasRepresentation.depthBiasExact          = m_state.dyn.depthBiasRepresentation.depthBiasExact;

        VkDepthBiasInfoEXT depthBiasInfo = { VK_STRUCTURE_TYPE_DEPTH_BIAS_INFO_EXT };
        depthBiasInfo.pNext                   = &depthBiasRepresentation;
        depthBiasInfo.depthBiasConstantFactor = m_state.dyn.depthBias.depthBiasConstant;
        depthBiasInfo.depthBiasClamp          = m_state.dyn.depthBias.depthBiasClamp;
        depthBiasInfo.depthBiasSlopeFactor    = m_state.dyn.depthBias.depthBiasSlope;

        m_cmd->cmdSetDepthBias2(&depthBiasInfo);
      } else {
        m_cmd->cmdSetDepthBias(
          m_state.dyn.depthBias.depthBiasConstant,
          m_state.dyn.depthBias.depthBiasClamp,
          m_state.dyn.depthBias.depthBiasSlope);
      }
    }
    
    if (m_flags.all(DxvkContextFlag::GpDirtyDepthBounds,
                    DxvkContextFlag::GpDynamicDepthBounds)) {
      m_flags.clr(DxvkContextFlag::GpDirtyDepthBounds);

      m_cmd->cmdSetDepthBounds(
        m_state.dyn.depthBounds.minDepthBounds,
        m_state.dyn.depthBounds.maxDepthBounds);
    }
  }


  template<VkPipelineBindPoint BindPoint>
  void DxvkContext::updatePushConstants() {
    m_flags.clr(DxvkContextFlag::DirtyPushConstants);

    auto bindings = BindPoint == VK_PIPELINE_BIND_POINT_GRAPHICS
      ? m_state.gp.pipeline->getBindings()
      : m_state.cp.pipeline->getBindings();
    
    VkPushConstantRange pushConstRange = bindings->layout().getPushConstantRange();

    if (!pushConstRange.size)
      return;

    // Push constants should be compatible between complete and
    // independent layouts, so always ask for the complete one
    m_cmd->cmdPushConstants(
      bindings->getPipelineLayout(false),
      pushConstRange.stageFlags,
      pushConstRange.offset,
      pushConstRange.size,
      &m_state.pc.data[pushConstRange.offset]);
  }
  
  
  bool DxvkContext::commitComputeState() {
    this->spillRenderPass(false);

    if (m_flags.any(
      DxvkContextFlag::CpDirtyPipelineState,
      DxvkContextFlag::CpDirtySpecConstants)) {
      if (unlikely(!this->updateComputePipelineState()))
        return false;
    }
    
    if (m_descriptorState.hasDirtyComputeSets())
      this->updateComputeShaderResources();

    if (m_flags.test(DxvkContextFlag::DirtyPushConstants))
      this->updatePushConstants<VK_PIPELINE_BIND_POINT_COMPUTE>();

    return true;
  }
  
  
  template<bool Indexed, bool Indirect>
  bool DxvkContext::commitGraphicsState() {
    if (m_flags.test(DxvkContextFlag::GpDirtyPipeline)) {
      if (unlikely(!this->updateGraphicsPipeline()))
        return false;
    }
    
    if (m_flags.test(DxvkContextFlag::GpDirtyFramebuffer))
      this->updateFramebuffer();

    if (!m_flags.test(DxvkContextFlag::GpRenderPassBound))
      this->startRenderPass();
    
    if (m_state.gp.flags.any(
          DxvkGraphicsPipelineFlag::HasStorageDescriptors,
          DxvkGraphicsPipelineFlag::HasTransformFeedback)) {
      this->commitGraphicsBarriers<Indexed, Indirect, false>();

      // This can only happen if the render pass was active before,
      // so we'll never strat the render pass twice in one draw
      if (!m_flags.test(DxvkContextFlag::GpRenderPassBound))
        this->startRenderPass();

      this->commitGraphicsBarriers<Indexed, Indirect, true>();
    }

    if (m_flags.test(DxvkContextFlag::GpDirtyIndexBuffer) && Indexed) {
      if (unlikely(!this->updateIndexBufferBinding()))
        return false;
    }
    
    if (m_flags.test(DxvkContextFlag::GpDirtyVertexBuffers))
      this->updateVertexBufferBindings();
    
    if (m_flags.test(DxvkContextFlag::GpDirtySpecConstants))
      this->updateSpecConstants<VK_PIPELINE_BIND_POINT_GRAPHICS>();

    if (m_flags.test(DxvkContextFlag::GpDirtyPipelineState)) {
      DxvkGlobalPipelineBarrier barrier = { };

      if (Indexed) {
        barrier.stages |= VK_PIPELINE_STAGE_VERTEX_INPUT_BIT;
        barrier.access |= VK_ACCESS_INDEX_READ_BIT;
      }

      if (Indirect) {
        barrier.stages |= VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT;
        barrier.access |= VK_ACCESS_INDIRECT_COMMAND_READ_BIT;
      }

      if (unlikely(!this->updateGraphicsPipelineState(barrier)))
        return false;
    }
    
    if (m_descriptorState.hasDirtyGraphicsSets())
      this->updateGraphicsShaderResources();
    
    if (m_state.gp.flags.test(DxvkGraphicsPipelineFlag::HasTransformFeedback))
      this->updateTransformFeedbackState();
    
    this->updateDynamicState();
    
    if (m_flags.test(DxvkContextFlag::DirtyPushConstants))
      this->updatePushConstants<VK_PIPELINE_BIND_POINT_GRAPHICS>();

    if (m_flags.test(DxvkContextFlag::DirtyDrawBuffer) && Indirect)
      this->trackDrawBuffer();

    return true;
  }
  
  
  template<bool DoEmit>
  void DxvkContext::commitComputeBarriers() {
    const auto& layout = m_state.cp.pipeline->getBindings()->layout();

    // Exit early if we're only checking for hazards and
    // if the barrier set is empty, to avoid some overhead.
    if (!DoEmit && !m_execBarriers.hasResourceBarriers())
      return;

    for (uint32_t i = 0; i < DxvkDescriptorSets::CsSetCount; i++) {
      uint32_t bindingCount = layout.getBindingCount(i);

      for (uint32_t j = 0; j < bindingCount; j++) {
        const DxvkBindingInfo& binding = layout.getBinding(i, j);
        const DxvkShaderResourceSlot& slot = m_rc[binding.resourceBinding];

        bool requiresBarrier = false;

        switch (binding.descriptorType) {
          case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
          case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
            if (likely(slot.bufferSlice.length())) {
              requiresBarrier = this->checkBufferBarrier<DoEmit>(slot.bufferSlice,
                VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, binding.access);
            }
            break;

          case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
          case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
            if (likely(slot.bufferView != nullptr)) {
              requiresBarrier = this->checkBufferViewBarrier<DoEmit>(slot.bufferView,
                VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, binding.access);
            }
            break;

          case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
          case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
          case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
            if (likely(slot.imageView != nullptr)) {
              requiresBarrier = this->checkImageViewBarrier<DoEmit>(slot.imageView,
                VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, binding.access);
            }
            break;

          default:
            /* nothing to do */;
        }

        if (requiresBarrier) {
          m_execBarriers.recordCommands(m_cmd);
          return;
        }
      }
    }
  }
  

  template<bool Indexed, bool Indirect, bool DoEmit>
  void DxvkContext::commitGraphicsBarriers() {
    if (m_barrierControl.test(DxvkBarrierControl::IgnoreGraphicsBarriers))
      return;

    constexpr auto storageBufferAccess = VK_ACCESS_SHADER_WRITE_BIT | VK_ACCESS_TRANSFORM_FEEDBACK_WRITE_BIT_EXT;
    constexpr auto storageImageAccess  = VK_ACCESS_SHADER_WRITE_BIT;

    bool requiresBarrier = false;

    // Check the draw buffer for indirect draw calls
    if (m_flags.test(DxvkContextFlag::DirtyDrawBuffer) && Indirect) {
      std::array<DxvkBufferSlice*, 2> slices = {{
        &m_state.id.argBuffer,
        &m_state.id.cntBuffer,
      }};

      for (uint32_t i = 0; i < slices.size() && !requiresBarrier; i++) {
        if ((slices[i]->length())
         && (slices[i]->bufferInfo().access & storageBufferAccess)) {
          requiresBarrier = this->checkBufferBarrier<DoEmit>(*slices[i],
            VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT,
            VK_ACCESS_INDIRECT_COMMAND_READ_BIT);
        }
      }
    }

    // Read-only stage, so we only have to check this if
    // the bindngs have actually changed between draws
    if (m_flags.test(DxvkContextFlag::GpDirtyIndexBuffer) && !requiresBarrier && Indexed) {
      const auto& indexBufferSlice = m_state.vi.indexBuffer;

      if ((indexBufferSlice.length())
       && (indexBufferSlice.bufferInfo().access & storageBufferAccess)) {
        requiresBarrier = this->checkBufferBarrier<DoEmit>(indexBufferSlice,
          VK_PIPELINE_STAGE_VERTEX_INPUT_BIT,
          VK_ACCESS_INDEX_READ_BIT);
      }
    }

    // Same here, also ignore unused vertex bindings
    if (m_flags.test(DxvkContextFlag::GpDirtyVertexBuffers)) {
      uint32_t bindingCount = m_state.gp.state.il.bindingCount();

      for (uint32_t i = 0; i < bindingCount && !requiresBarrier; i++) {
        uint32_t binding = m_state.gp.state.ilBindings[i].binding();
        const auto& vertexBufferSlice = m_state.vi.vertexBuffers[binding];

        if ((vertexBufferSlice.length())
         && (vertexBufferSlice.bufferInfo().access & storageBufferAccess)) {
          requiresBarrier = this->checkBufferBarrier<DoEmit>(vertexBufferSlice,
            VK_PIPELINE_STAGE_VERTEX_INPUT_BIT,
            VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT);
        }
      }
    }

    // Transform feedback buffer writes won't overlap, so we
    // also only need to check those when they are rebound
    if (m_flags.test(DxvkContextFlag::GpDirtyXfbBuffers)
     && m_state.gp.flags.test(DxvkGraphicsPipelineFlag::HasTransformFeedback)) {
      for (uint32_t i = 0; i < MaxNumXfbBuffers && !requiresBarrier; i++) {
        const auto& xfbBufferSlice = m_state.xfb.buffers[i];
        const auto& xfbCounterSlice = m_state.xfb.activeCounters[i];

        if (xfbBufferSlice.length()) {
          requiresBarrier = this->checkBufferBarrier<DoEmit>(xfbBufferSlice,
            VK_PIPELINE_STAGE_TRANSFORM_FEEDBACK_BIT_EXT,
            VK_ACCESS_TRANSFORM_FEEDBACK_WRITE_BIT_EXT);

          if (xfbCounterSlice.length()) {
            requiresBarrier |= this->checkBufferBarrier<DoEmit>(xfbCounterSlice,
              VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT |
              VK_PIPELINE_STAGE_TRANSFORM_FEEDBACK_BIT_EXT,
              VK_ACCESS_TRANSFORM_FEEDBACK_COUNTER_READ_BIT_EXT |
              VK_ACCESS_TRANSFORM_FEEDBACK_COUNTER_WRITE_BIT_EXT);
          }
        }
      }
    }

    // Check shader resources on every draw to handle WAW hazards
    auto layout = m_state.gp.pipeline->getBindings()->layout();

    for (uint32_t i = 0; i < DxvkDescriptorSets::SetCount && !requiresBarrier; i++) {
      uint32_t bindingCount = layout.getBindingCount(i);

      for (uint32_t j = 0; j < bindingCount && !requiresBarrier; j++) {
        const DxvkBindingInfo& binding = layout.getBinding(i, j);
        const DxvkShaderResourceSlot& slot = m_rc[binding.resourceBinding];

        switch (binding.descriptorType) {
          case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
          case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
            if ((slot.bufferSlice.length())
             && (slot.bufferSlice.bufferInfo().access & storageBufferAccess)) {
              requiresBarrier = this->checkBufferBarrier<DoEmit>(slot.bufferSlice,
                util::pipelineStages(binding.stage), binding.access);
            }
            break;

          case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
          case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
            if ((slot.bufferView != nullptr)
             && (slot.bufferView->bufferInfo().access & storageBufferAccess)) {
              slot.bufferView->updateView();
              requiresBarrier = this->checkBufferViewBarrier<DoEmit>(slot.bufferView,
                util::pipelineStages(binding.stage), binding.access);
            }
            break;

          case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
          case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
          case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
            if ((slot.imageView != nullptr)
             && (slot.imageView->imageInfo().access & storageImageAccess)) {
              requiresBarrier = this->checkImageViewBarrier<DoEmit>(slot.imageView,
                util::pipelineStages(binding.stage), binding.access);
            }
            break;

          default:
            /* nothing to do */;
        }
      }
    }

    // External subpass dependencies serve as full memory
    // and execution barriers, so we can use this to allow
    // inter-stage synchronization.
    if (requiresBarrier)
      this->spillRenderPass(true);
  }


  template<bool DoEmit>
  bool DxvkContext::checkBufferBarrier(
    const DxvkBufferSlice&          bufferSlice,
          VkPipelineStageFlags      stages,
          VkAccessFlags             access) {
    if constexpr (DoEmit) {
      m_execBarriers.accessBuffer(
        bufferSlice.getSliceHandle(),
        stages, access,
        bufferSlice.bufferInfo().stages,
        bufferSlice.bufferInfo().access);
      return false;
    } else {
      DxvkAccessFlags dstAccess = DxvkBarrierSet::getAccessTypes(access);

      bool dirty = m_execBarriers.isBufferDirty(
        bufferSlice.getSliceHandle(), dstAccess);

      if (!dirty || dstAccess.test(DxvkAccess::Read) || !this->canIgnoreWawHazards(stages))
        return dirty;

      DxvkAccessFlags srcAccess = m_execBarriers.getBufferAccess(bufferSlice.getSliceHandle());
      return srcAccess.test(DxvkAccess::Read);
    }
  }


  template<bool DoEmit>
  bool DxvkContext::checkBufferViewBarrier(
    const Rc<DxvkBufferView>&       bufferView,
          VkPipelineStageFlags      stages,
          VkAccessFlags             access) {
    if constexpr (DoEmit) {
      m_execBarriers.accessBuffer(
        bufferView->getSliceHandle(),
        stages, access,
        bufferView->bufferInfo().stages,
        bufferView->bufferInfo().access);
      return false;
    } else {
      DxvkAccessFlags dstAccess = DxvkBarrierSet::getAccessTypes(access);

      bool dirty = m_execBarriers.isBufferDirty(
        bufferView->getSliceHandle(), dstAccess);

      if (!dirty || dstAccess.test(DxvkAccess::Read) || !this->canIgnoreWawHazards(stages))
        return dirty;

      DxvkAccessFlags srcAccess = m_execBarriers.getBufferAccess(bufferView->getSliceHandle());
      return srcAccess.test(DxvkAccess::Read);
    }
  }


  template<bool DoEmit>
  bool DxvkContext::checkImageViewBarrier(
    const Rc<DxvkImageView>&        imageView,
          VkPipelineStageFlags      stages,
          VkAccessFlags             access) {
    if constexpr (DoEmit) {
      m_execBarriers.accessImage(
        imageView->image(),
        imageView->imageSubresources(),
        imageView->imageInfo().layout,
        stages, access,
        imageView->imageInfo().layout,
        imageView->imageInfo().stages,
        imageView->imageInfo().access);
      return false;
    } else {
      DxvkAccessFlags dstAccess = DxvkBarrierSet::getAccessTypes(access);

      bool dirty = m_execBarriers.isImageDirty(
        imageView->image(),
        imageView->imageSubresources(),
        dstAccess);

      if (!dirty || dstAccess.test(DxvkAccess::Read) || !this->canIgnoreWawHazards(stages))
        return dirty;

      DxvkAccessFlags srcAccess = m_execBarriers.getImageAccess(
        imageView->image(), imageView->imageSubresources());
      return srcAccess.test(DxvkAccess::Read);
    }
  }


  bool DxvkContext::canIgnoreWawHazards(VkPipelineStageFlags stages) {
    if (!m_barrierControl.test(DxvkBarrierControl::IgnoreWriteAfterWrite))
      return false;

    if (stages & VK_SHADER_STAGE_COMPUTE_BIT) {
      VkPipelineStageFlags stageMask = VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT | VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT;
      return !(m_execBarriers.getSrcStages() & ~stageMask);
    }

    return true;
  }


  void DxvkContext::emitMemoryBarrier(
          VkPipelineStageFlags      srcStages,
          VkAccessFlags             srcAccess,
          VkPipelineStageFlags      dstStages,
          VkAccessFlags             dstAccess) {
    VkMemoryBarrier2 barrier = { VK_STRUCTURE_TYPE_MEMORY_BARRIER_2 };
    barrier.srcStageMask = srcStages;
    barrier.srcAccessMask = srcAccess;
    barrier.dstStageMask = dstStages;
    barrier.dstAccessMask = dstAccess;

    VkDependencyInfo depInfo = { VK_STRUCTURE_TYPE_DEPENDENCY_INFO };
    depInfo.memoryBarrierCount = 1;
    depInfo.pMemoryBarriers = &barrier;

    m_cmd->cmdPipelineBarrier(DxvkCmdBuffer::ExecBuffer, &depInfo);
    m_cmd->addStatCtr(DxvkStatCounter::CmdBarrierCount, 1);
  }


  void DxvkContext::trackDrawBuffer() {
    if (m_flags.test(DxvkContextFlag::DirtyDrawBuffer)) {
      m_flags.clr(DxvkContextFlag::DirtyDrawBuffer);

      if (m_state.id.argBuffer.length())
        m_cmd->trackResource<DxvkAccess::Read>(m_state.id.argBuffer.buffer());

      if (m_state.id.cntBuffer.length())
        m_cmd->trackResource<DxvkAccess::Read>(m_state.id.cntBuffer.buffer());
    }
  }


  bool DxvkContext::tryInvalidateDeviceLocalBuffer(
      const Rc<DxvkBuffer>&           buffer,
            VkDeviceSize              copySize) {
    // We can only discard if the full buffer gets written, and we will only discard
    // small buffers in order to not waste significant amounts of memory.
    if (copySize != buffer->info().size || copySize > 0x40000)
      return false;

    // Don't discard host-visible buffers since that may interfere with the frontend
    if (buffer->memFlags() & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT)
      return false;

    // Don't discard sparse buffers
    if (buffer->info().flags & VK_BUFFER_CREATE_SPARSE_BINDING_BIT)
      return false;

    // Don't discard imported buffers
    if (buffer->isForeign())
      return false;

    // Suspend the current render pass if transform feedback is active prior to
    // invalidating the buffer, since otherwise we may invalidate a bound buffer.
    if ((buffer->info().usage & VK_BUFFER_USAGE_TRANSFORM_FEEDBACK_COUNTER_BUFFER_BIT_EXT)
     && (m_flags.test(DxvkContextFlag::GpXfbActive)))
      this->spillRenderPass(true);

    this->invalidateBuffer(buffer, buffer->allocSlice());
    return true;
  }
  

  DxvkGraphicsPipeline* DxvkContext::lookupGraphicsPipeline(
    const DxvkGraphicsPipelineShaders&  shaders) {
    auto idx = shaders.hash() % m_gpLookupCache.size();
    
    if (unlikely(!m_gpLookupCache[idx] || !shaders.eq(m_gpLookupCache[idx]->shaders())))
      m_gpLookupCache[idx] = m_common->pipelineManager().createGraphicsPipeline(shaders);

    return m_gpLookupCache[idx];
  }


  DxvkComputePipeline* DxvkContext::lookupComputePipeline(
    const DxvkComputePipelineShaders&   shaders) {
    auto idx = shaders.hash() % m_cpLookupCache.size();
    
    if (unlikely(!m_cpLookupCache[idx] || !shaders.eq(m_cpLookupCache[idx]->shaders())))
      m_cpLookupCache[idx] = m_common->pipelineManager().createComputePipeline(shaders);

    return m_cpLookupCache[idx];
  }


  Rc<DxvkBuffer> DxvkContext::createZeroBuffer(
          VkDeviceSize              size) {
    if (m_zeroBuffer != nullptr && m_zeroBuffer->info().size >= size)
      return m_zeroBuffer;

    DxvkBufferCreateInfo bufInfo;
    bufInfo.size    = align<VkDeviceSize>(size, 1 << 20);
    bufInfo.usage   = VK_BUFFER_USAGE_TRANSFER_DST_BIT
                    | VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
    bufInfo.stages  = VK_PIPELINE_STAGE_TRANSFER_BIT;
    bufInfo.access  = VK_ACCESS_TRANSFER_WRITE_BIT
                    | VK_ACCESS_TRANSFER_READ_BIT;

    m_zeroBuffer = m_device->createBuffer(bufInfo,
      VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);

    this->initBuffer(m_zeroBuffer);
    return m_zeroBuffer;
  }
  

  void DxvkContext::resizeDescriptorArrays(
          uint32_t                  bindingCount) {
    m_descriptors.resize(bindingCount);
    m_descriptorWrites.resize(bindingCount);

    for (uint32_t i = 0; i < bindingCount; i++) {
      m_descriptorWrites[i] = { VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET };
      m_descriptorWrites[i].descriptorCount = 1;
      m_descriptorWrites[i].descriptorType = VK_DESCRIPTOR_TYPE_MAX_ENUM;
      m_descriptorWrites[i].pImageInfo = &m_descriptors[i].image;
      m_descriptorWrites[i].pBufferInfo = &m_descriptors[i].buffer;
      m_descriptorWrites[i].pTexelBufferView = &m_descriptors[i].texelBuffer;
    }
  }


  void DxvkContext::beginCurrentCommands() {
    // Mark all resources as untracked
    m_vbTracked.clear();
    m_rcTracked.clear();

    // The current state of the internal command buffer is
    // undefined, so we have to bind and set up everything
    // before any draw or dispatch command is recorded.
    m_flags.clr(
      DxvkContextFlag::GpRenderPassBound,
      DxvkContextFlag::GpXfbActive,
      DxvkContextFlag::GpIndependentSets);

    m_flags.set(
      DxvkContextFlag::GpDirtyFramebuffer,
      DxvkContextFlag::GpDirtyPipeline,
      DxvkContextFlag::GpDirtyPipelineState,
      DxvkContextFlag::GpDirtyVertexBuffers,
      DxvkContextFlag::GpDirtyIndexBuffer,
      DxvkContextFlag::GpDirtyXfbBuffers,
      DxvkContextFlag::GpDirtyBlendConstants,
      DxvkContextFlag::GpDirtyStencilRef,
      DxvkContextFlag::GpDirtyMultisampleState,
      DxvkContextFlag::GpDirtyRasterizerState,
      DxvkContextFlag::GpDirtyViewport,
      DxvkContextFlag::GpDirtyDepthBias,
      DxvkContextFlag::GpDirtyDepthBounds,
      DxvkContextFlag::GpDirtyDepthStencilState,
      DxvkContextFlag::CpDirtyPipelineState,
      DxvkContextFlag::DirtyDrawBuffer);

    m_descriptorState.dirtyStages(
      VK_SHADER_STAGE_ALL_GRAPHICS |
      VK_SHADER_STAGE_COMPUTE_BIT);

    m_state.gp.pipeline = nullptr;
    m_state.cp.pipeline = nullptr;
  }


  void DxvkContext::endCurrentCommands() {
    this->spillRenderPass(true);
    this->flushSharedImages();

    m_sdmaBarriers.finalize(m_cmd);
    m_initBarriers.finalize(m_cmd);
    m_execBarriers.finalize(m_cmd);
  }


  void DxvkContext::splitCommands() {
    // This behaves the same as a pair of endRecording and
    // beginRecording calls, except that we keep the same
    // command list object for subsequent commands.
    this->endCurrentCommands();

    m_cmd->next();

    this->beginCurrentCommands();
  }

}
