aglext_ext_texture3d.cpp

来自「GLSL tutorial with sourcecode」· C++ 代码 · 共 21 行

// GL_EXT_texture3D

PFNGLTEXIMAGE3DEXTPROC glTexImage3D = NULL;
PFNGLTEXSUBIMAGE3DPROC glTexSubImage3D = NULL;
PFNGLCOPYTEXSUBIMAGE3DPROC glCopyTexSubImage3D = NULL;


bool init_EXT_texture3D(void)
{
int error = 0;
 
  error |= aLoadExtension(PFNGLTEXIMAGE3DEXTPROC, glTexImage3D);
  error |= aLoadExtension(PFNGLTEXSUBIMAGE3DPROC, glTexSubImage3D);
  error |= aLoadExtension(PFNGLCOPYTEXSUBIMAGE3DPROC, glCopyTexSubImage3D);

  if (error) return false;

  return true;
}