source/ext_framebuffer_blit.cpp

   1 #include "ext_framebuffer_blit.h"
   2
   3 namespace Msp {
   4 namespace GL {
   5
   6 PFNGLBLITFRAMEBUFFERPROC glBlitFramebuffer = 0;
   7
   8 Extension::SupportLevel init_ext_framebuffer_blit()
   9 {
  10         if(is_version_at_least(3, 0) || is_supported("GL_ARB_framebuffer_object"))
  11         {
  12                 glBlitFramebuffer = reinterpret_cast<PFNGLBLITFRAMEBUFFERPROC>(get_proc_address("glBlitFramebuffer"));
  13                 return Extension::CORE;
  14         }
  15         if(is_supported("GL_EXT_framebuffer_blit"))
  16         {
  17                 glBlitFramebuffer = reinterpret_cast<PFNGLBLITFRAMEBUFFERPROC>(get_proc_address("glBlitFramebufferEXT"));
  18                 return Extension::EXTENSION;
  19         }
  20         return Extension::UNSUPPORTED;
  21 }
  22
  23 Extension EXT_framebuffer_blit("GL_EXT_framebuffer_blit", init_ext_framebuffer_blit);
  24
  25 } // namespace GL
  26 } // namespace Msp