public static ShaderRootClassType GetMainShaderClass(this Shader shader)
{
var defaultShader = shader.Declarations.OfType <ShaderRootClassType>().FirstOrDefault(x => x.Name == "Shader");
if (defaultShader == null)
{
defaultShader = new ShaderRootClassType("Shader");
shader.Declarations.Add(defaultShader);
}
return(defaultShader);
}
public static ShaderRootClassType Mix(this ShaderRootClassType target, TypeBase mixinClass)
{
var typeName = new TypeName(mixinClass.Name);
if (mixinClass is ShaderClassType)
{
typeName.SetTag(associatedClass, mixinClass);
}
target.BaseClasses.Add(typeName);
return(target);
}
public static ShaderRootClassType Compose(this ShaderRootClassType sourceClass, string variableName, params ShaderClassType[] variableTypes)
{
var currentVariableTypes = (Dictionary <string, ShaderClassType[]>)sourceClass.GetTag(associatedCompositions);
if (currentVariableTypes == null)
{
currentVariableTypes = new Dictionary <string, ShaderClassType[]>();
sourceClass.SetTag(associatedCompositions, currentVariableTypes);
}
currentVariableTypes[variableName] = variableTypes;
return(sourceClass);
}