string GetSemanticName(SignatureParameterDescription param)
{
if (param.SemanticName == "TEXCOORD")
{
return($"{param.SemanticName}{param.SemanticIndex}");
}
return(param.SemanticName);
}
void WriteSignatureParamater(SignatureParameterDescription param)
{
AddIndent();
var fieldType = GetFieldType(param);
Output.Append($"{fieldType} {param.GetName()} : {GetSemanticName(param)};");
DebugSignatureParamater(param);
}
private static PixelShaderInputRegisterDeclarationToken FindInputRegisterDeclaration(
IEnumerable <PixelShaderInputRegisterDeclarationToken> inputRegisterDeclarations,
SignatureParameterDescription inputParameter)
{
return(inputRegisterDeclarations.FirstOrDefault(x =>
x.Operand.Indices[0].Value == inputParameter.Register &&
x.Operand.ComponentMask == inputParameter.ReadWriteMask));
}
void WriteParameter(SignatureParameterDescription param)
{
WriteIndent();
var fieldType = GetFieldType(param);
Write($"{fieldType} {param.GetName()} : {GetSemanticName(param)};");
DebugSignatureParamater(param);
}
private static void CompareParameter(ShaderParameterDescription expected,
SignatureParameterDescription actual)
{
Assert.AreEqual((int)expected.ComponentType, (int)actual.ComponentType);
//Assert.AreEqual((int) expected.ReadWriteMask, (int) actual.ReadWriteMask); // TODO: Bug in SharpDX?
if (expected.Register != -1 || actual.Register != uint.MaxValue)
{
Assert.AreEqual(expected.Register, actual.Register);
}
Assert.AreEqual(expected.SemanticIndex, actual.SemanticIndex);
Assert.AreEqual(expected.SemanticName, actual.SemanticName);
Assert.AreEqual(expected.Stream, actual.Stream);
Assert.AreEqual((int)expected.SystemValueType, (int)actual.SystemValueType);
Assert.AreEqual((int)expected.UsageMask, (int)actual.Mask);
}
string GetFieldType(SignatureParameterDescription param)
{
string fieldType = param.ComponentType.GetDescription();
if (param.MinPrecision != MinPrecision.None)
{
fieldType = param.MinPrecision.GetTypeName();
}
int componentCount = 0;
if (param.Mask.HasFlag(ComponentMask.X))
{
componentCount += 1;
}
if (param.Mask.HasFlag(ComponentMask.Y))
{
componentCount += 1;
}
if (param.Mask.HasFlag(ComponentMask.Z))
{
componentCount += 1;
}
if (param.Mask.HasFlag(ComponentMask.W))
{
componentCount += 1;
}
switch (componentCount)
{
case 1:
return($"{fieldType}");
case 2:
return($"{fieldType}2");
case 3:
return($"{fieldType}3");
case 4:
return($"{fieldType}4");
default:
throw new Exception($"Invalid ComponentMask {param.Mask}");
}
}
void DebugSignatureParamater(SignatureParameterDescription param)
{
Output.Append(" // ");
Output.AppendLine(param.ToString());
}
public static string GetName(this SignatureParameterDescription param)
{
return($"{param.SemanticName.ToLower()}{param.SemanticIndex}");
}
void DebugSignatureParamater(SignatureParameterDescription param)
{
Write(" // ");
WriteLine(param.ToString());
}
