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In Vulkan Pixel History zero out unwritten shaderOut elements

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In Vulkan these are not defined to be zero (behaviour is driver dependent)
This commit is contained in:
Jake Turner
2024-02-03 07:00:21 +00:00
parent 822b770569
commit 364f5998c2
1 changed files with 3 additions and 0 deletions
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renderdoc/driver/vulkan/vk_pixelhistory.cpp
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@@ -4272,6 +4272,9 @@ rdcarray<PixelModification> VulkanReplay::PixelHistory(rdcarray<EventUsage> even
uint32_t offset = perFragmentCB.GetEventOffset(eid) + f - discardOffset;
FillInColor(shaderOutFormat, bp[offset].shaderOut, history[h].shaderOut);
history[h].shaderOut.depth = bp[offset].shaderOut.depth.fdepth;
// Zero out elements the shader didn't write to.
for(int i = fmt.compCount; i < 4; i++)
history[h].shaderOut.col.floatValue[i] = 0.0f;
if((h < history.size() - 1) && (history[h].eventId == history[h + 1].eventId))
{