Stop using glTransformFeedbackVaryings and use explicit layout on the shader (#3012)

* Stop using glTransformFeedbackVarying and use explicit layout on the shader

* This is no longer needed

* Shader cache version bump

* Fix gl_PerVertex output for tessellation control shaders
This commit is contained in:
gdkchan 2022-01-21 12:35:21 -03:00 committed by GitHub
parent 0e59573f2b
commit 7e967d796c
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GPG key ID: 4AEE18F83AFDEB23
19 changed files with 192 additions and 164 deletions

View file

@ -64,6 +64,24 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
context.LeaveFunction();
}
if (config.TransformFeedbackEnabled)
{
for (int tfbIndex = 0; tfbIndex < 4; tfbIndex++)
{
var locations = config.GpuAccessor.QueryTransformFeedbackVaryingLocations(tfbIndex);
var stride = config.GpuAccessor.QueryTransformFeedbackStride(tfbIndex);
for (int j = 0; j < locations.Length; j++)
{
byte location = locations[j];
if (location < 0x80)
{
context.Info.TransformFeedbackOutputs[location] = new TransformFeedbackOutput(tfbIndex, j * 4, stride);
}
}
}
}
return context.Info;
}

View file

@ -2,15 +2,35 @@ using System.Collections.Generic;
namespace Ryujinx.Graphics.Shader.StructuredIr
{
struct TransformFeedbackOutput
{
public readonly bool Valid;
public readonly int Buffer;
public readonly int Offset;
public readonly int Stride;
public TransformFeedbackOutput(int buffer, int offset, int stride)
{
Valid = true;
Buffer = buffer;
Offset = offset;
Stride = stride;
}
}
class StructuredProgramInfo
{
public List<StructuredFunction> Functions { get; }
public HelperFunctionsMask HelperFunctionsMask { get; set; }
public TransformFeedbackOutput[] TransformFeedbackOutputs { get; }
public StructuredProgramInfo()
{
Functions = new List<StructuredFunction>();
TransformFeedbackOutputs = new TransformFeedbackOutput[0x80];
}
}
}