142 struct InternalFormat  struct
146     InternalFormat &operator=(const InternalFormat &other);  argument
223     bool operator==(const InternalFormat &other) const;  argument
229     GLenum sizedInternalFormat;  argument
231     GLuint redBits;
232     GLuint greenBits;
233     GLuint blueBits;
235     GLuint luminanceBits;
237     GLuint alphaBits;
238     GLuint sharedBits;
240     GLuint depthBits;
241     GLuint stencilBits;
243     GLuint pixelBytes;
245     GLuint componentCount;
269 // A "Format" wraps an InternalFormat struct, querying it from either a sized internal format or  argument