glAccumglAccumgl2gl3gl4es2es3 glActiveShaderProgramglActiveShaderProgramgl2gl3gl4es2es3 glActiveTextureglActiveTexturegl2gl3gl4es2es3 glAlphaFuncglAlphaFuncgl2gl3gl4es2es3 glAreTexturesResidentglAreTexturesResidentgl2gl3gl4es2es3 glArrayElementglArrayElementgl2gl3gl4es2es3 glAttachShaderglAttachShadergl2gl3gl4es2es3 glBeginglBegingl2gl3gl4es2es3 glBeginConditionalRenderglBeginConditionalRendergl2g