source/arb_uniform_buffer_object.cpp

   1 #include "arb_uniform_buffer_object.h"
   2
   3 namespace Msp {
   4 namespace GL {
   5
   6 PFNGLBINDBUFFERBASEPROC glBindBufferBase = 0;
   7 PFNGLBINDBUFFERRANGEPROC glBindBufferRange = 0;
   8 PFNGLGETACTIVEUNIFORMBLOCKNAMEPROC glGetActiveUniformBlockName = 0;
   9 PFNGLGETACTIVEUNIFORMBLOCKIVPROC glGetActiveUniformBlockiv = 0;
  10 PFNGLGETACTIVEUNIFORMNAMEPROC glGetActiveUniformName = 0;
  11 PFNGLGETACTIVEUNIFORMSIVPROC glGetActiveUniformsiv = 0;
  12 PFNGLGETUNIFORMBLOCKINDEXPROC glGetUniformBlockIndex = 0;
  13 PFNGLGETUNIFORMINDICESPROC glGetUniformIndices = 0;
  14 PFNGLUNIFORMBLOCKBINDINGPROC glUniformBlockBinding = 0;
  15
  16 Extension::SupportLevel init_arb_uniform_buffer_object()
  17 {
  18         if(is_version_at_least(3, 0) || is_supported("GL_ARB_uniform_buffer_object"))
  19         {
  20                 glBindBufferBase = reinterpret_cast<PFNGLBINDBUFFERBASEPROC>(get_proc_address("glBindBufferBase"));
  21                 glBindBufferRange = reinterpret_cast<PFNGLBINDBUFFERRANGEPROC>(get_proc_address("glBindBufferRange"));
  22                 glGetActiveUniformBlockName = reinterpret_cast<PFNGLGETACTIVEUNIFORMBLOCKNAMEPROC>(get_proc_address("glGetActiveUniformBlockName"));
  23                 glGetActiveUniformBlockiv = reinterpret_cast<PFNGLGETACTIVEUNIFORMBLOCKIVPROC>(get_proc_address("glGetActiveUniformBlockiv"));
  24                 glGetActiveUniformName = reinterpret_cast<PFNGLGETACTIVEUNIFORMNAMEPROC>(get_proc_address("glGetActiveUniformName"));
  25                 glGetActiveUniformsiv = reinterpret_cast<PFNGLGETACTIVEUNIFORMSIVPROC>(get_proc_address("glGetActiveUniformsiv"));
  26                 glGetUniformBlockIndex = reinterpret_cast<PFNGLGETUNIFORMBLOCKINDEXPROC>(get_proc_address("glGetUniformBlockIndex"));
  27                 glGetUniformIndices = reinterpret_cast<PFNGLGETUNIFORMINDICESPROC>(get_proc_address("glGetUniformIndices"));
  28                 glUniformBlockBinding = reinterpret_cast<PFNGLUNIFORMBLOCKBINDINGPROC>(get_proc_address("glUniformBlockBinding"));
  29                 return Extension::CORE;
  30         }
  31         return Extension::UNSUPPORTED;
  32 }
  33
  34 Extension ARB_uniform_buffer_object("GL_ARB_uniform_buffer_object", init_arb_uniform_buffer_object);
  35
  36 } // namespace GL
  37 } // namespace Msp