dxvk/src/dxso/dxso_options.cpp

54 lines
2.0 KiB
C++

#include "dxso_options.h"
#include "../d3d9/d3d9_device.h"
namespace dxvk {
DxsoOptions::DxsoOptions() {}
DxsoOptions::DxsoOptions(D3D9DeviceEx* pDevice, const D3D9Options& options) {
const Rc<DxvkDevice> device = pDevice->GetDXVKDevice();
const Rc<DxvkAdapter> adapter = device->adapter();
const DxvkDeviceFeatures& devFeatures = device->features();
const DxvkDeviceInfo& devInfo = adapter->devicePropertiesExt();
useDemoteToHelperInvocation
= (devFeatures.extShaderDemoteToHelperInvocation.shaderDemoteToHelperInvocation);
useSubgroupOpsForEarlyDiscard
= (devInfo.coreSubgroup.subgroupSize >= 4)
&& (devInfo.coreSubgroup.supportedStages & VK_SHADER_STAGE_FRAGMENT_BIT)
&& (devInfo.coreSubgroup.supportedOperations & VK_SUBGROUP_FEATURE_BALLOT_BIT);
// Disable early discard on RADV (with LLVM) due to GPU hangs
// Disable early discard on Nvidia because it may hurt performance
bool isRadvAco = std::string(devInfo.core.properties.deviceName).find("RADV/ACO") != std::string::npos;
if ((adapter->matchesDriver(DxvkGpuVendor::Amd, VK_DRIVER_ID_MESA_RADV_KHR, 0, 0) && !isRadvAco)
|| (adapter->matchesDriver(DxvkGpuVendor::Nvidia, VK_DRIVER_ID_NVIDIA_PROPRIETARY_KHR, 0, 0)))
useSubgroupOpsForEarlyDiscard = false;
// Apply shader-related options
applyTristate(useSubgroupOpsForEarlyDiscard, device->config().useEarlyDiscard);
strictConstantCopies = options.strictConstantCopies;
strictPow = options.strictPow;
d3d9FloatEmulation = options.d3d9FloatEmulation;
shaderModel = options.shaderModel;
invariantPosition = options.invariantPosition;
forceSamplerTypeSpecConstants = options.forceSamplerTypeSpecConstants;
vertexConstantBufferAsSSBO = pDevice->GetVertexConstantLayout().totalSize() > devInfo.core.properties.limits.maxUniformBufferRange;
longMad = options.longMad;
alphaTestWiggleRoom = options.alphaTestWiggleRoom;
}
}