#ifndef SYSTEMGL_H_ #define SYSTEMGL_H_ #ifdef __APPLE__ #include #include // for gluCheckExtension #else #include #include #endif #define REPORTGLERROR(task) { GLenum tGLErr = glGetError(); if (tGLErr != GL_NO_ERROR) { std::cout << "OpenGL error " << tGLErr << " while " << task << "\n"; } } #endif