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Initial transform feedback support (#1370)

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* Initial transform feedback support

* Some nits and fixes

* Update ReportCounterType and Write method

* Can't change shader or TFB bindings while TFB is active

* Fix geometry shader input names with new naming
This commit is contained in:
gdkchan 2020-07-15 00:01:10 -03:00 • committed by GitHub
parent 16dafe6316
commit 788ca6a411
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GPG key ID: 4AEE18F83AFDEB23
23 changed files with 468 additions and 68 deletions
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25
Ryujinx.Graphics.Shader/CodeGen/Glsl/Declarations.cs
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@ -15,7 +15,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
public static void Declare(CodeGenContext context, StructuredProgramInfo info)
{
context.AppendLine("#version 430 core");
context.AppendLine("#version 440 core");
context.AppendLine("#extension GL_ARB_gpu_shader_int64 : enable");
context.AppendLine("#extension GL_ARB_shader_ballot : enable");
context.AppendLine("#extension GL_ARB_shader_group_vote : enable");
@ -234,7 +234,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
string stage = OperandManager.GetShaderStagePrefix(context.Config.Stage);
int scaleElements = context.TextureDescriptors.Count;
if (context.Config.Stage == ShaderStage.Fragment)
{
scaleElements++; // Also includes render target scale, for gl_FragCoord.
@ -424,7 +424,12 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
};
}
context.AppendLine($"layout (location = {attr}) {iq}in vec4 {DefaultNames.IAttributePrefix}{attr}{suffix};");
for (int c = 0; c < 4; c++)
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) {iq}in float {DefaultNames.IAttributePrefix}{attr}_{swzMask}{suffix};");
}
}
}
@ -452,12 +457,22 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
{
for (int attr = 0; attr < MaxAttributes; attr++)
{
context.AppendLine($"layout (location = {attr}) out vec4 {DefaultNames.OAttributePrefix}{attr};");
for (int c = 0; c < 4; c++)
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) out float {DefaultNames.OAttributePrefix}{attr}_{swzMask};");
}
}
foreach (int attr in info.OAttributes.OrderBy(x => x).Where(x => x >= MaxAttributes))
{
context.AppendLine($"layout (location = {attr}) out vec4 {DefaultNames.OAttributePrefix}{attr};");
for (int c = 0; c < 4; c++)
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) out float {DefaultNames.OAttributePrefix}{attr}_{swzMask};");
}
}
}