debugutil.c

   1 #include <GL/gl.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <string.h>
   5
   6 char* getGlInfoString() {
   7         const char* glVersion = (const char*) glGetString(GL_VERSION);
   8         const char* glslVersion = (const char*) glGetString(GL_SHADING_LANGUAGE_VERSION);
   9         const char* glRenderer = (const char*) glGetString(GL_RENDERER);
  10
  11         size_t glInfoLength = strlen("OpenGL  - GLSL  - ")
  12                               + strlen(glVersion)
  13                               + strlen(glslVersion)
  14                               + strlen(glRenderer);
  15
  16         char* glInfoString = malloc(glInfoLength + sizeof(char));
  17         sprintf(glInfoString,
  18                     "OpenGL %s - GLSL %s - %s",
  19                         glVersion,
  20                         glslVersion,
  21                         glRenderer);
  22
  23         return glInfoString;
  24 }