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Use vector transform feedback outputs if possible (#3832)

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gdkchan 2022-11-12 20:20:40 -03:00 • committed by GitHub
parent 51a27032f0
commit 9daf029f35
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13 changed files with 180 additions and 82 deletions
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35
Ryujinx.Graphics.Shader/StructuredIr/StructuredProgramInfo.cs
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@ -42,5 +42,40 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
TransformFeedbackOutputs = new TransformFeedbackOutput[0xc0];
}
public TransformFeedbackOutput GetTransformFeedbackOutput(int attr)
{
int index = attr / 4;
return TransformFeedbackOutputs[index];
}
public int GetTransformFeedbackOutputComponents(int attr)
{
int index = attr / 4;
int baseIndex = index & ~3;
int count = 1;
for (; count < 4; count++)
{
ref var prev = ref TransformFeedbackOutputs[baseIndex + count - 1];
ref var curr = ref TransformFeedbackOutputs[baseIndex + count];
int prevOffset = prev.Offset;
int currOffset = curr.Offset;
if (!prev.Valid || !curr.Valid || prevOffset + 4 != currOffset)
{
break;
}
}
if (baseIndex + count <= index)
{
return 1;
}
return count;
}
}
}