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Don't link FSRFG camera struct if it's just all zeros

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Should fix an issue where driver upgrade FG would fallback to FSR 3 FG when using OptiFG
This commit is contained in:
FakeMichau
2026-06-26 01:02:10 +02:00
committed by cdozdil
parent dae68ebc68
commit f89d35cf48
1 changed files with 11 additions and 1 deletions
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OptiScaler/framegen/ffx/FSRFG_Dx12.cpp
+11 -1
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@@ -490,7 +490,17 @@ bool FSRFG_Dx12::Dispatch()
ffxDispatchDescFrameGenerationPrepare dfgPrepare {};
dfgPrepare.header.type = FFX_API_DISPATCH_DESC_TYPE_FRAMEGENERATION_PREPARE;
dfgPrepare.header.pNext = &dfgCameraData.header;
// Hacky way but should do
const float* cameraDataRaw = dfgCameraData.cameraPosition;
bool cameraDataIsZeroed = std::all_of(cameraDataRaw, cameraDataRaw + 12, [](float v) { return v == 0.0f; });
// Don't link the camera struct if it's just all zeros
// Specifically the driver upgrade dll is looking at this and falling back to FSR 3 FG
if (cameraDataIsZeroed)
dfgPrepare.header.pNext = &backendDesc.header;
else
dfgPrepare.header.pNext = &dfgCameraData.header;
// Prepare command list
auto allocator = _fgCommandAllocator[fIndex];