Reference glCompressedTextureSubImage2D
Declared in Codebot.OpenGL.pas on line 4548
glCompressedTextureSubImage2D: procedure(texture: GLuint; level: GLint; xoffset: GLint; yoffset: GLint; width: GLsizei; height: GLsizei; format: GLenum; imageSize: GLsizei; data: Pointer); cdecl;