+
+ virtual TypeDeclaration *clone() const = 0;
+};
+
+struct BasicTypeDeclaration: TypeDeclaration
+{
+ enum Kind
+ {
+ ALIAS,
+ VOID,
+ BOOL,
+ INT,
+ FLOAT,
+ VECTOR,
+ MATRIX,
+ ARRAY
+ };
+
+ Kind kind;
+ unsigned size;
+ std::string base;
+
+ TypeDeclaration *base_type;
+
+ BasicTypeDeclaration();
+ BasicTypeDeclaration(const BasicTypeDeclaration &);
+
+ virtual BasicTypeDeclaration *clone() const { return new BasicTypeDeclaration(*this); }
+ virtual void visit(NodeVisitor &);
+};
+
+struct ImageTypeDeclaration: TypeDeclaration
+{
+ enum Dimensions
+ {
+ ONE = 1,
+ TWO,
+ THREE,
+ CUBE
+ };
+
+ Dimensions dimensions;
+ bool array;
+ bool sampled;
+ bool shadow;
+ std::string base;
+
+ TypeDeclaration *base_type;
+
+ ImageTypeDeclaration();
+
+ virtual ImageTypeDeclaration *clone() const { return new ImageTypeDeclaration(*this); }
+ virtual void visit(NodeVisitor &);
+};
+
+struct StructDeclaration: TypeDeclaration
+{