Example #1
0
static inline void gl_shader_deinit(void)
{
#ifdef HAVE_CG
   gl_cg_deinit();
#endif

#ifdef HAVE_XML
   gl_glsl_deinit();
#endif
}
Example #2
0
static bool gl_cg_init(const char *path)
{
   unsigned i;
#ifdef HAVE_CG_RUNTIME_COMPILER
   cgRTCgcInit();
#endif

   if (!cgCtx)
      cgCtx = cgCreateContext();

   if (cgCtx == NULL)
   {
      RARCH_ERR("Failed to create Cg context\n");
      return false;
   }

#ifdef RARCH_CG_DEBUG
   cgGLSetDebugMode(CG_TRUE);
   cgSetErrorHandler(cg_error_handler, NULL);
#endif

   cgFProf = cgGLGetLatestProfile(CG_GL_FRAGMENT);
   cgVProf = cgGLGetLatestProfile(CG_GL_VERTEX);
   if (cgFProf == CG_PROFILE_UNKNOWN || cgVProf == CG_PROFILE_UNKNOWN)
   {
      RARCH_ERR("Invalid profile type\n");
      goto error;
   }
#ifndef HAVE_RGL
   RARCH_LOG("[Cg]: Vertex profile: %s\n", cgGetProfileString(cgVProf));
   RARCH_LOG("[Cg]: Fragment profile: %s\n", cgGetProfileString(cgFProf));
#endif
   cgGLSetOptimalOptions(cgFProf);
   cgGLSetOptimalOptions(cgVProf);
   cgGLEnableProfile(cgFProf);
   cgGLEnableProfile(cgVProf);

   if (path && strcmp(path_get_extension(path), "cgp") == 0)
   {
      if (!load_preset(path))
         goto error;
   }
   else
   {
      if (!load_plain(path))
         goto error;
   }

   prg[0].mvp = cgGetNamedParameter(prg[0].vprg, "IN.mvp_matrix");
   for (i = 1; i <= cg_shader->passes; i++)
      set_program_attributes(i);

   // If we aren't using last pass non-FBO shader, 
   // this shader will be assumed to be "fixed-function".
   // Just use prg[0] for that pass, which will be
   // pass-through.
   prg[cg_shader->passes + 1] = prg[0]; 

   // No need to apply Android hack in Cg.
   prg[GL_SHADER_STOCK_BLEND] = prg[0];

   cgGLBindProgram(prg[1].fprg);
   cgGLBindProgram(prg[1].vprg);

   cg_active = true;
   return true;

error:
   gl_cg_deinit();
   return false;
}