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Use vector transform feedback outputs if possible (#3832)

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gdkchan 2022-11-12 20:20:40 -03:00 • committed by GitHub
parent 51a27032f0
commit 9daf029f35
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13 changed files with 180 additions and 82 deletions
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22
Ryujinx.Graphics.Shader/CodeGen/Glsl/OperandManager.cs
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@ -103,15 +103,15 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
return name;
}
public string GetExpression(AstOperand operand, ShaderConfig config)
public string GetExpression(CodeGenContext context, AstOperand operand)
{
return operand.Type switch
{
OperandType.Argument => GetArgumentName(operand.Value),
OperandType.Attribute => GetAttributeName(operand.Value, config, perPatch: false),
OperandType.AttributePerPatch => GetAttributeName(operand.Value, config, perPatch: true),
OperandType.Attribute => GetAttributeName(context, operand.Value, perPatch: false),
OperandType.AttributePerPatch => GetAttributeName(context, operand.Value, perPatch: true),
OperandType.Constant => NumberFormatter.FormatInt(operand.Value),
OperandType.ConstantBuffer => GetConstantBufferName(operand, config),
OperandType.ConstantBuffer => GetConstantBufferName(operand, context.Config),
OperandType.LocalVariable => _locals[operand],
OperandType.Undefined => DefaultNames.UndefinedName,
_ => throw new ArgumentException($"Invalid operand type \"{operand.Type}\".")
@ -153,13 +153,15 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
return GetVec4Indexed(GetUbName(stage, slotExpr) + $"[{offsetExpr} >> 2]", offsetExpr + " & 3", indexElement);
}
public static string GetOutAttributeName(int value, ShaderConfig config, bool perPatch)
public static string GetOutAttributeName(CodeGenContext context, int value, bool perPatch)
{
return GetAttributeName(value, config, perPatch, isOutAttr: true);
return GetAttributeName(context, value, perPatch, isOutAttr: true);
}
public static string GetAttributeName(int value, ShaderConfig config, bool perPatch, bool isOutAttr = false, string indexExpr = "0")
public static string GetAttributeName(CodeGenContext context, int value, bool perPatch, bool isOutAttr = false, string indexExpr = "0")
{
ShaderConfig config = context.Config;
if ((value & AttributeConsts.LoadOutputMask) != 0)
{
isOutAttr = true;
@ -192,6 +194,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
}
else if (value >= AttributeConsts.UserAttributeBase && value < AttributeConsts.UserAttributeEnd)
{
int attrOffset = value;
value -= AttributeConsts.UserAttributeBase;
string prefix = isOutAttr
@ -215,14 +218,15 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
((config.LastInVertexPipeline && isOutAttr) ||
(config.Stage == ShaderStage.Fragment && !isOutAttr)))
{
string name = $"{prefix}{(value >> 4)}_{swzMask}";
int components = config.LastInPipeline ? context.Info.GetTransformFeedbackOutputComponents(attrOffset) : 1;
string name = components > 1 ? $"{prefix}{(value >> 4)}" : $"{prefix}{(value >> 4)}_{swzMask}";
if (AttributeInfo.IsArrayAttributeGlsl(config.Stage, isOutAttr))
{
name += isOutAttr ? "[gl_InvocationID]" : $"[{indexExpr}]";
}
return name;
return components > 1 ? name + '.' + swzMask : name;
}
else
{