genDDOC
- void genDDOC(T ret, OGLFunctionFamily family, string prefix)
- void genDDOC(T ret, string functionFamily, OGLDocumentation ctx, string linetabs, string linetabsNext)
- void genDDOC(T ret, string functionFamily, OGLDocumentation ctx, string linetabs, string linetabsNext, bool firstText, bool inCode)