git.mutantstargoat.com Git - vrfileman/blob - src/opengl.c

   1 #include <string.h>
   2 #include "opengl.h"
   3
   4 struct GLCaps glcaps;
   5
   6 int init_opengl(void)
   7 {
   8 #ifdef __glew_h__
   9         glewInit();
  10 #endif
  11
  12         memset(&glcaps, 0, sizeof glcaps);
  13         glcaps.shaders = GLEW_ARB_vertex_shader && GLEW_ARB_fragment_shader;
  14         glcaps.fsaa = GLEW_ARB_multisample;
  15         glcaps.fbo = GLEW_ARB_framebuffer_object;
  16         glcaps.shadow = GLEW_ARB_shadow || GLEW_SGIX_shadow;
  17         if(GLEW_EXT_texture_filter_anisotropic) {
  18                 glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &glcaps.max_aniso);
  19         }
  20
  21         return 0;
  22 }