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Fix shader regression on Intel iGPUs by reverting layout changes (#1425)

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This commit is contained in:
gdkchan
2020-07-28 19:01:11 -03:00
committed by GitHub
parent 43c13057da
commit 991784868f
7 changed files with 93 additions and 45 deletions
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40
Ryujinx.Graphics.Shader/CodeGen/Glsl/Declarations.cs
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@ -430,11 +430,20 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
};
}
for (int c = 0; c < 4; c++)
{
char swzMask = "xyzw"[c];
string name = $"{DefaultNames.IAttributePrefix}{attr}";
context.AppendLine($"layout (location = {attr}, component = {c}) {iq}in float {DefaultNames.IAttributePrefix}{attr}_{swzMask}{suffix};");
if ((context.Config.Flags & TranslationFlags.Feedback) != 0)
{
for (int c = 0; c < 4; c++)
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) {iq}in float {name}_{swzMask}{suffix};");
}
}
else
{
context.AppendLine($"layout (location = {attr}) {iq}in vec4 {name}{suffix};");
}
}
}
@ -463,23 +472,32 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
{
for (int attr = 0; attr < MaxAttributes; 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};");
}
DeclareOutputAttribute(context, attr);
}
foreach (int attr in info.OAttributes.OrderBy(x => x).Where(x => x >= MaxAttributes))
{
DeclareOutputAttribute(context, attr);
}
}
private static void DeclareOutputAttribute(CodeGenContext context, int attr)
{
string name = $"{DefaultNames.OAttributePrefix}{attr}";
if ((context.Config.Flags & TranslationFlags.Feedback) != 0)
{
for (int c = 0; c < 4; c++)
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) out float {DefaultNames.OAttributePrefix}{attr}_{swzMask};");
context.AppendLine($"layout (location = {attr}, component = {c}) out float {name}_{swzMask};");
}
}
else
{
context.AppendLine($"layout (location = {attr}) out vec4 {name};");
}
}
private static void AppendHelperFunction(CodeGenContext context, string filename)