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Fix VertexId and InstanceId on Vulkan (#3833)

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* Fix VertexId and InstanceId on Vulkan

* Shader cache version bump
This commit is contained in:
gdkchan 2022-11-11 13:22:49 -03:00 • committed by GitHub
parent a6a67a2b7a
commit 51a27032f0
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6 changed files with 38 additions and 4 deletions
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19
Ryujinx.Graphics.Shader/Instructions/InstEmitAttribute.cs
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@ -51,7 +51,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
offset |= AttributeConsts.LoadOutputMask;
}
Operand src = op.P ? AttributePerPatch(offset) : Attribute(offset);
Operand src = op.P ? AttributePerPatch(offset) : CreateInputAttribute(context, offset);
context.Copy(Register(rd), src);
}
@ -312,5 +312,22 @@ namespace Ryujinx.Graphics.Shader.Instructions
return attr;
}
private static Operand CreateInputAttribute(EmitterContext context, int attr)
{
if (context.Config.Options.TargetApi == TargetApi.Vulkan)
{
if (attr == AttributeConsts.InstanceId)
{
return context.ISubtract(Attribute(AttributeConsts.InstanceIndex), Attribute(AttributeConsts.BaseInstance));
}
else if (attr == AttributeConsts.VertexId)
{
return Attribute(AttributeConsts.VertexIndex);
}
}
return Attribute(attr);
}
}
}