| CGCG may stand for: Chappe et Gessalin, a French automobile maker computer graphics Cg Programming Language Republic of the Congo ( ISO country code) the US Navy hull classification symbol for guided missile cruisers center of gravity CG artwork, a primaril | Cg Programming LanguageProgramming languages Cg or C for Graphics is a High level shader language created by nVidia for programming vertex and pixel shaders. Cg is based on the C programming language and although they share the same syntax, some features of C were modified and | CGTCGT can be a three-letter abbreviation for: Capital gains tax Confederacion General del Trabajo de Espana, a Spanish trade union Confederation Generale du Travail, the French national trade union center The national trade union center of Argentina TLAs. |