source/arb_draw_buffers.cpp

   1 #include "arb_draw_buffers.h"
   2
   3 namespace Msp {
   4 namespace GL {
   5
   6 PFNGLDRAWBUFFERSPROC glDrawBuffers = 0;
   7
   8 Extension::SupportLevel init_arb_draw_buffers()
   9 {
  10         if(is_version_at_least(2, 0))
  11         {
  12                 glDrawBuffers = reinterpret_cast<PFNGLDRAWBUFFERSPROC>(get_proc_address("glDrawBuffers"));
  13                 return Extension::CORE;
  14         }
  15         if(is_supported("GL_ARB_draw_buffers"))
  16         {
  17                 glDrawBuffers = reinterpret_cast<PFNGLDRAWBUFFERSPROC>(get_proc_address("glDrawBuffersARB"));
  18                 return Extension::EXTENSION;
  19         }
  20         return Extension::UNSUPPORTED;
  21 }
  22
  23 Extension ARB_draw_buffers("GL_ARB_draw_buffers", init_arb_draw_buffers);
  24
  25 } // namespace GL
  26 } // namespace Msp