indirect with count
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785fa73510
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@ -174,6 +174,26 @@ static VulkanResult<VkPipeline> CreateGraphicsPipeline(VkDevice device, const Mi
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return VulkanResult<VkPipeline>::Success(pipeline);
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}
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struct alignas(16) Mesh
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{
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uint32_t textureIdx;
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uint32_t vertexOffset; // in sizeof(Vertex)
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uint32_t indexOffset; // in sizeof(IndexType)
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uint32_t indexCount;
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AABB bounds;
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};
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struct alignas(16) Renderable
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{
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mat4 transform;
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uint32_t meshIdx;
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vec3 color; // should replace with something more interesting lmao
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};
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// look at moving me if binary is big
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SmallVector<Mesh, 1024> g_meshes;
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SmallVector<Renderable, 1024> g_renderables;
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int main(int argc, char** argv)
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{
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(void)argc; (void)argv;
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@ -200,8 +220,6 @@ int main(int argc, char** argv)
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if (!r_objData)
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return 1;
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auto r_mesh = ParseOBJ(*r_objData);
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auto r_buffer = r_renderContext->CreateBuffer(256 * 1024 * 1024);
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if (!r_buffer)
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return 1;
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@ -218,8 +236,32 @@ int main(int argc, char** argv)
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auto r_fsSky = r_renderContext->CreateShader(fs_SkyGradient);
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if (!r_fsSky) return 1;
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auto r_mesh = ParseOBJ(*r_objData);
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auto newVertexSlice = *pooler.AllocSlice(sizeof(StaticVertex) * r_mesh->vertexData.VertexCount(), sizeof(StaticVertex));
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auto newIndexSlice = *pooler.AllocSlice(sizeof(IndexType) * r_mesh->indices.Size(), sizeof(IndexType));
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r_mesh->vertexData.GetStaticVertices().Copy((uint8_t*)(r_buffer->ptr) + newVertexSlice.offset);
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r_mesh->indices.Copy ((uint8_t*)(r_buffer->ptr) + newIndexSlice.offset);
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uint32_t meshIdx = uint32_t(g_meshes.EmplaceBack(Mesh
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{
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.textureIdx = 0,
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.vertexOffset = uint32_t(newVertexSlice.offset / sizeof(StaticVertex)),
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.indexOffset = uint32_t(newIndexSlice.offset / sizeof(IndexType)),
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.indexCount = uint32_t(r_mesh->indices.Size()),
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.bounds = r_mesh->bounds,
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}));
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g_renderables.EmplaceBack(Renderable
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{
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.transform = mat4{},
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.meshIdx = meshIdx,
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.color = 1_vec3,
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});
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//
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#pragma region "make descriptor n shit"
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VkSamplerCreateInfo samplerInfo =
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{
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.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO,
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@ -376,6 +418,7 @@ int main(int argc, char** argv)
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.enableDepthWrites = false,
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.vertexAttributes = Span<const VkVertexInputAttributeDescription>(nullptr, 0),
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});
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#pragma endregion
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struct ImageUpload
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{
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@ -443,8 +486,6 @@ int main(int argc, char** argv)
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camera.transform.orientation = eulerAnglesToQuaternion(EulerAngles{ 0_deg, 0_deg, 0_deg });
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auto meshData = r_mesh->vertexData.View();
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auto vertexSlice = *pooler.AllocSlice(meshData.size, 16);
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auto indexSlice = *pooler.AllocSlice(r_mesh->indices.Size() * sizeof(IndexType), 16);
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auto r_depthImage = r_renderContext->CreateImage(pooler, 1280, 720, depthFormat, VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT);
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auto depthImageView = *r_renderContext->CreateImageView(*r_depthImage, depthFormat, VK_IMAGE_ASPECT_DEPTH_BIT);
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@ -471,13 +512,27 @@ int main(int argc, char** argv)
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};
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vkUpdateDescriptorSets(r_renderContext->Device(), Size(writeDescriptorSet), writeDescriptorSet, 0, nullptr);
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meshData.Copy ((uint8_t*)(r_buffer->ptr) + vertexSlice.offset);
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r_mesh->indices.Copy((uint8_t*)(r_buffer->ptr) + indexSlice.offset);
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Input::InputHandler handler;
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r_window->EnableRelativeMouse(true);
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auto indirectBuffer = *pooler.AllocSlice(sizeof(VkDrawIndexedIndirectCommand), 16);
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auto indirectPtr = reinterpret_cast<VkDrawIndexedIndirectCommand *>(indirectBuffer.ptr);
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*indirectPtr = VkDrawIndexedIndirectCommand
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{
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.indexCount = g_meshes[0].indexCount,
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.instanceCount = 1u,
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.firstIndex = g_meshes[0].indexOffset,
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.vertexOffset = int32_t(g_meshes[0].vertexOffset),
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.firstInstance = 1u,
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};
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auto countBuffer = *pooler.AllocSlice(sizeof(uint32_t), 16);
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auto countPtr = reinterpret_cast<uint32_t*>(countBuffer.ptr);
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*countPtr = 1;
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auto indexSlice = *pooler.AllocSlice(r_mesh->indices.Size() * sizeof(IndexType), 16);
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auto t1 = Time::now();
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while (r_window->Update(handler))
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{
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@ -576,8 +631,12 @@ int main(int argc, char** argv)
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vkCmdPushConstants(cmdBuf, pipelineLayout, VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(PushConstants), &pushConstants);
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vkCmdBindDescriptorSets(cmdBuf, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSet, 0, nullptr);
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vkCmdBindVertexBuffers2(cmdBuf, 0, 1, &vertexSlice.buffer, &vertexSlice.offset, &vertexSlice.size, nullptr);
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vkCmdBindIndexBuffer(cmdBuf, r_buffer->buffer, indexSlice.offset, VulkanIndexType);
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VkDeviceSize zero = 0;
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VkDeviceSize wholeSize = VK_WHOLE_SIZE;
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VkDeviceSize validationBruhMoment = r_buffer->size;
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//vkCmdBindVertexBuffers2(cmdBuf, 0, 1, &r_buffer->buffer, &zero, &wholeSize, nullptr);
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vkCmdBindVertexBuffers2(cmdBuf, 0, 1, &r_buffer->buffer, &zero, &validationBruhMoment, nullptr);
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vkCmdBindIndexBuffer(cmdBuf, r_buffer->buffer, zero, VulkanIndexType);
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const VkImageMemoryBarrier undefinedToColorBarrier =
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{
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@ -654,7 +713,7 @@ int main(int argc, char** argv)
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vkCmdDraw(cmdBuf, 3, 1, 0, 0);
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vkCmdBindPipeline(cmdBuf, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline);
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vkCmdDrawIndexed(cmdBuf, r_mesh->indices.Size(), 1, 0, 0, 0);
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vkCmdDrawIndexedIndirectCount(cmdBuf, indirectBuffer.buffer, indirectBuffer.offset, countBuffer.buffer, countBuffer.offset, 1024u, sizeof(StaticVertex));
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}
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vkCmdEndRendering(cmdBuf);
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@ -118,9 +118,16 @@ namespace orange
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VK_KHR_SWAPCHAIN_MUTABLE_FORMAT_EXTENSION_NAME,
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};
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VkPhysicalDeviceVulkan12Features vulkan12features =
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{
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_2_FEATURES,
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.drawIndirectCount = VK_TRUE,
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};
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VkPhysicalDeviceDynamicRenderingFeatures dynamicRenderingFeatures =
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{
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DYNAMIC_RENDERING_FEATURES,
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.pNext = &vulkan12features,
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.dynamicRendering = VK_TRUE,
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};
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@ -100,7 +100,8 @@ namespace orange
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VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT |
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VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT |
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VK_BUFFER_USAGE_VERTEX_BUFFER_BIT |
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VK_BUFFER_USAGE_INDEX_BUFFER_BIT,
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VK_BUFFER_USAGE_INDEX_BUFFER_BIT |
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VK_BUFFER_USAGE_INDIRECT_BUFFER_BIT,
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};
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VkBuffer buffer = VK_NULL_HANDLE;
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