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[dxvk] Fix broken row/slice alignment in buffer<->image copies

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If the specified row or slice alignment matches the row size exactly
but is not a power of two, we could accidentally screw up the alignment.
This commit is contained in:
Philip Rebohle 2021-06-22 06:50:43 +02:00
parent ba4938e201
commit 9f7a5a077f
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GPG Key ID: C8CC613427A31C99
1 changed files with 3 additions and 3 deletions
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6
src/dxvk/dxvk_context.cpp
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@ -2751,12 +2751,12 @@ namespace dxvk {
VkDeviceSize rowPitch = blockCount.width * elementSize;
if (bufferRowAlignment > elementSize)
rowPitch = bufferRowAlignment > rowPitch ? bufferRowAlignment : align(rowPitch, bufferRowAlignment);
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);
slicePitch = bufferSliceAlignment >= slicePitch ? bufferSliceAlignment : align(slicePitch, bufferSliceAlignment);
copyRegion.bufferOffset = aspectOffset;
copyRegion.bufferRowLength = formatInfo->blockSize.width * rowPitch / elementSize;
@ -2779,7 +2779,7 @@ namespace dxvk {
VkDeviceSize layerPitch = aspectOffset - bufferOffset;
if (bufferSliceAlignment)
layerPitch = bufferSliceAlignment > layerPitch ? bufferSliceAlignment : align(layerPitch, bufferSliceAlignment);
layerPitch = bufferSliceAlignment >= layerPitch ? bufferSliceAlignment : align(layerPitch, bufferSliceAlignment);
bufferOffset += layerPitch;
}