mirrors/ryujinx
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Use vector transform feedback outputs if possible (#3832)

Browse source
This commit is contained in:
gdkchan 2022-11-12 20:20:40 -03:00 • committed by GitHub
parent 51a27032f0
commit 9daf029f35
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
13 changed files with 180 additions and 82 deletions
Download patch file Download diff file Expand all files Collapse all files

6
Ryujinx.Graphics.Shader/StructuredIr/StructuredProgram.cs
View file

@ -71,12 +71,12 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
var locations = config.GpuAccessor.QueryTransformFeedbackVaryingLocations(tfbIndex);
var stride = config.GpuAccessor.QueryTransformFeedbackStride(tfbIndex);
for (int j = 0; j < locations.Length; j++)
for (int i = 0; i < locations.Length; i++)
{
byte location = locations[j];
byte location = locations[i];
if (location < 0xc0)
{
context.Info.TransformFeedbackOutputs[location] = new TransformFeedbackOutput(tfbIndex, j * 4, stride);
context.Info.TransformFeedbackOutputs[location] = new TransformFeedbackOutput(tfbIndex, i * 4, stride);
}
}
}

35
Ryujinx.Graphics.Shader/StructuredIr/StructuredProgramInfo.cs
View file

@ -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;
}
}
}