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Output struct

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Isaac Marovitz 2023-10-09 11:42:30 -04:00 • committed by Isaac Marovitz
parent 9af4874fd5
commit 8a058ba9ad
1 changed files with 44 additions and 2 deletions
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46
src/Ryujinx.Graphics.Shader/CodeGen/Msl/Declarations.cs
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@ -3,9 +3,7 @@ using Ryujinx.Graphics.Shader.StructuredIr;
using Ryujinx.Graphics.Shader.Translation;
using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Linq;
using System.Numerics;
namespace Ryujinx.Graphics.Shader.CodeGen.Msl
{
@ -25,6 +23,8 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Msl
}
DeclareInputAttributes(context, info.IoDefinitions.Where(x => IsUserDefined(x, StorageKind.Input)));
context.AppendLine();
DeclareOutputAttributes(context, info.IoDefinitions.Where(x => IsUserDefined(x, StorageKind.Output)));
}
static bool IsUserDefined(IoDefinition ioDefinition, StorageKind storageKind)
@ -107,5 +107,47 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Msl
}
}
}
private static void DeclareOutputAttributes(CodeGenContext context, IEnumerable<IoDefinition> inputs)
{
if (context.Definitions.IaIndexing)
{
// Not handled
}
else
{
if (inputs.Any())
{
string prefix = "";
switch (context.Definitions.Stage)
{
case ShaderStage.Vertex:
prefix = "Vertex";
break;
case ShaderStage.Fragment:
prefix = "Fragment";
break;
case ShaderStage.Compute:
prefix = "Compute";
break;
}
context.AppendLine($"struct {prefix}Output");
context.EnterScope();
foreach (var ioDefinition in inputs.OrderBy(x => x.Location))
{
string type = GetVarTypeName(context, context.Definitions.GetUserDefinedType(ioDefinition.Location, isOutput: false));
string name = $"{DefaultNames.IAttributePrefix}{ioDefinition.Location}";
string suffix = ioDefinition.IoVariable == IoVariable.Position ? " [[position]]" : "";
context.AppendLine($"{type} {name}{suffix};");
}
context.LeaveScope(";");
}
}
}
}
}