public bool IsIntrinsic(ShaderAttributes attributes)
{
return(attributes.Contains(typeof(Shader.IntrinsicFunction)) || attributes.Contains(typeof(Shader.SimpleIntrinsicFunction)) || attributes.Contains(typeof(Shader.SimpleExtensionIntrinsic)) ||
attributes.Contains(typeof(Math.CompositeConstruct)) || attributes.Contains(typeof(Math.Swizzle)) ||
attributes.Contains(typeof(Shader.ImageIntrinsicFunction)) || attributes.Contains(typeof(Shader.SampledImageIntrinsicFunction)) ||
attributes.Contains(typeof(Shader.ArrayGetIntrinsic)) || attributes.Contains(typeof(Shader.ArraySetIntrinsic)));
}
public ShaderAttributes Clone()
{
var result = new ShaderAttributes();
foreach (var attribute in Attributes)
{
result.Add(attribute.Clone());
}
return(result);
}
public ShaderType CreatePrimitiveShaderType(INamedTypeSymbol typeSymbol, ShaderAttributes attributes)
{
ShaderType shaderType = null;
// If there's a special resolver for this type then use that to get the shader type
foreach (var attribute in typeSymbol.GetAttributes())
{
var attributeName = TypeAliases.GetFullTypeName(attribute.AttributeClass);
var processor = SpecialResolvers.SpecialTypeCreationAttributeProcessors.GetValueOrDefault(attributeName);
shaderType = processor?.Invoke(mFrontEnd, typeSymbol, attribute);
if (shaderType != null)
{
return(shaderType);
}
}
throw new Exception("Failed to create primitive");
}
public ShaderAttributes ParseAttributes(ISymbol symbol)
{
var shaderAttributes = new ShaderAttributes();
foreach (var attribute in symbol.GetAttributes())
{
var shaderAttribute = new ShaderAttribute();
shaderAttributes.Add(shaderAttribute);
shaderAttribute.Name = TypeAliases.GetTypeName(attribute.AttributeClass);
shaderAttribute.Attribute = attribute;
foreach (var argument in attribute.ConstructorArguments)
{
var shaderAttributeParam = new ShaderAttributeParameter();
shaderAttribute.Parameters.Add(shaderAttributeParam);
if (argument.Kind != TypedConstantKind.Array)
{
shaderAttributeParam.Value = argument.Value;
}
}
foreach (var argument in attribute.NamedArguments)
{
var shaderAttributeParam = new ShaderAttributeParameter();
shaderAttribute.Parameters.Add(shaderAttributeParam);
shaderAttributeParam.Name = argument.Key;
shaderAttributeParam.Value = argument.Value.Value;
}
if (TypeAliases.GetFullTypeName(attribute.AttributeClass) == TypeAliases.GetFullTypeName <Shader.Input>())
{
var inputAttributes = new List <TypeName>
{
TypeAliases.GetTypeName <Shader.FragmentInput>(),
TypeAliases.GetTypeName <Shader.StageInput>(),
TypeAliases.GetTypeName <Shader.AppBuiltInInput>(),
TypeAliases.GetTypeName <Shader.HardwareBuiltInInput>(),
TypeAliases.GetTypeName <Shader.PropertyInput>(),
};
foreach (var inputAttribute in inputAttributes)
{
var clone = shaderAttribute.Clone();
clone.Name = inputAttribute;
shaderAttributes.Add(clone);
}
}
if (TypeAliases.GetFullTypeName(attribute.AttributeClass) == TypeAliases.GetFullTypeName <Shader.Output>())
{
var outputAttributes = new List <TypeName>
{
TypeAliases.GetTypeName <Shader.FragmentOutput>(),
TypeAliases.GetTypeName <Shader.StageOutput>(),
TypeAliases.GetTypeName <Shader.HardwareBuiltInOutput>(),
};
foreach (var outputAttribute in outputAttributes)
{
var clone = shaderAttribute.Clone();
clone.Name = outputAttribute;
shaderAttributes.Add(clone);
}
}
}
return(shaderAttributes);
}