/* GL_EXT_stencil_two_side */
static PFNGLACTIVESTENCILFACEEXTPROC glActiveStencilFaceEXT_func = NULL;
+/* GL_ARB_buffer_object */
+static PFNGLGENBUFFERSARBPROC glGenBuffersARB_func = NULL;
+static PFNGLDELETEBUFFERSARBPROC glDeleteBuffersARB_func = NULL;
+static PFNGLBINDBUFFERARBPROC glBindBufferARB_func = NULL;
+static PFNGLBUFFERDATAARBPROC glBufferDataARB_func = NULL;
+static PFNGLBUFFERSUBDATAARBPROC glBufferSubDataARB_func = NULL;
+static PFNGLMAPBUFFERARBPROC glMapBufferARB_func = NULL;
+static PFNGLUNMAPBUFFERARBPROC glUnmapBufferARB_func = NULL;
+
+/* GL_EXT_framebuffer_object */
+static PFNGLISRENDERBUFFEREXTPROC glIsRenderbufferEXT_func = NULL;
+static PFNGLBINDRENDERBUFFEREXTPROC glBindRenderbufferEXT_func = NULL;
+static PFNGLDELETERENDERBUFFERSEXTPROC glDeleteRenderbuffersEXT_func = NULL;
+static PFNGLGENRENDERBUFFERSEXTPROC glGenRenderbuffersEXT_func = NULL;
+static PFNGLRENDERBUFFERSTORAGEEXTPROC glRenderbufferStorageEXT_func = NULL;
+static PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC glGetRenderbufferParameterivEXT_func = NULL;
+static PFNGLISFRAMEBUFFEREXTPROC glIsFramebufferEXT_func = NULL;
+static PFNGLBINDFRAMEBUFFEREXTPROC glBindFramebufferEXT_func = NULL;
+static PFNGLDELETEFRAMEBUFFERSEXTPROC glDeleteFramebuffersEXT_func = NULL;
+static PFNGLGENFRAMEBUFFERSEXTPROC glGenFramebuffersEXT_func = NULL;
+static PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC glCheckFramebufferStatusEXT_func = NULL;
+static PFNGLFRAMEBUFFERTEXTURE1DEXTPROC glFramebufferTexture1DEXT_func = NULL;
+static PFNGLFRAMEBUFFERTEXTURE2DEXTPROC glFramebufferTexture2DEXT_func = NULL;
+static PFNGLFRAMEBUFFERTEXTURE3DEXTPROC glFramebufferTexture3DEXT_func = NULL;
+static PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC glFramebufferRenderbufferEXT_func = NULL;
+static PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC glGetFramebufferAttachmentParameterivEXT_func = NULL;
+static PFNGLGENERATEMIPMAPEXTPROC glGenerateMipmapEXT_func = NULL;
+
+/* GL_ARB_framebuffer_object */
+static PFNGLISRENDERBUFFERPROC glIsRenderbuffer_func = NULL;
+static PFNGLBINDRENDERBUFFERPROC glBindRenderbuffer_func = NULL;
+static PFNGLDELETERENDERBUFFERSPROC glDeleteRenderbuffers_func = NULL;
+static PFNGLGENRENDERBUFFERSPROC glGenRenderbuffers_func = NULL;
+static PFNGLRENDERBUFFERSTORAGEPROC glRenderbufferStorage_func = NULL;
+static PFNGLGETRENDERBUFFERPARAMETERIVPROC glGetRenderbufferParameteriv_func = NULL;
+static PFNGLISFRAMEBUFFERPROC glIsFramebuffer_func = NULL;
+static PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer_func = NULL;
+static PFNGLDELETEFRAMEBUFFERSPROC glDeleteFramebuffers_func = NULL;
+static PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers_func = NULL;
+static PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus_func = NULL;
+static PFNGLFRAMEBUFFERTEXTURE1DPROC glFramebufferTexture1D_func = NULL;
+static PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D_func = NULL;
+static PFNGLFRAMEBUFFERTEXTURE3DPROC glFramebufferTexture3D_func = NULL;
+static PFNGLFRAMEBUFFERRENDERBUFFERPROC glFramebufferRenderbuffer_func = NULL;
+static PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC glGetFramebufferAttachmentParameteriv_func = NULL;
+static PFNGLGENERATEMIPMAPPROC glGenerateMipmap_func = NULL;
+static PFNGLBLITFRAMEBUFFERPROC glBlitFramebuffer_func = NULL;
+static PFNGLRENDERBUFFERSTORAGEMULTISAMPLEPROC glRenderbufferStorageMultisample_func = NULL;
+static PFNGLFRAMEBUFFERTEXTURELAYERPROC glFramebufferTextureLayer_func = NULL;
+
+
static void
GetExtensionFuncs(void)
/* GL_EXT_stencil_two_side */
glActiveStencilFaceEXT_func = (PFNGLACTIVESTENCILFACEEXTPROC) glutGetProcAddress("glActiveStencilFaceEXT");
+
+ /* GL_ARB_vertex_buffer_object */
+ glGenBuffersARB_func = (PFNGLGENBUFFERSARBPROC) glutGetProcAddress("glGenBuffersARB");
+ glDeleteBuffersARB_func = (PFNGLDELETEBUFFERSARBPROC) glutGetProcAddress("glDeleteBuffersARB");
+ glBindBufferARB_func = (PFNGLBINDBUFFERARBPROC) glutGetProcAddress("glBindBufferARB");
+ glBufferDataARB_func = (PFNGLBUFFERDATAARBPROC) glutGetProcAddress("glBufferDataARB");
+ glBufferSubDataARB_func = (PFNGLBUFFERSUBDATAARBPROC) glutGetProcAddress("glBufferSubDataARB");
+ glMapBufferARB_func = (PFNGLMAPBUFFERARBPROC) glutGetProcAddress("glMapBufferARB");
+ glUnmapBufferARB_func = (PFNGLUNMAPBUFFERARBPROC) glutGetProcAddress("glUnmapBufferARB");
+
+ /* GL_EXT_framebuffer_object */
+ glIsRenderbufferEXT_func = (PFNGLISRENDERBUFFEREXTPROC) glutGetProcAddress("glIsRenderbufferEXT");
+ glBindRenderbufferEXT_func = (PFNGLBINDRENDERBUFFEREXTPROC) glutGetProcAddress("glBindRenderbufferEXT");
+ glDeleteRenderbuffersEXT_func = (PFNGLDELETERENDERBUFFERSEXTPROC) glutGetProcAddress("glDeleteRenderbuffersEXT");
+ glGenRenderbuffersEXT_func = (PFNGLGENRENDERBUFFERSEXTPROC) glutGetProcAddress("glGenRenderbuffersEXT");
+ glRenderbufferStorageEXT_func = (PFNGLRENDERBUFFERSTORAGEEXTPROC) glutGetProcAddress("glRenderbufferStorageEXT");
+ glGetRenderbufferParameterivEXT_func = (PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC) glutGetProcAddress("glGetRenderbufferParameterivEXT");
+ glIsFramebufferEXT_func = (PFNGLISFRAMEBUFFEREXTPROC) glutGetProcAddress("glIsFramebufferEXT");
+ glBindFramebufferEXT_func = (PFNGLBINDFRAMEBUFFEREXTPROC) glutGetProcAddress("glBindFramebufferEXT");
+ glDeleteFramebuffersEXT_func = (PFNGLDELETEFRAMEBUFFERSEXTPROC) glutGetProcAddress("glDeleteFramebuffersEXT");
+ glGenFramebuffersEXT_func = (PFNGLGENFRAMEBUFFERSEXTPROC) glutGetProcAddress("glGenFramebuffersEXT");
+ glCheckFramebufferStatusEXT_func = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC) glutGetProcAddress("glCheckFramebufferStatusEXT");
+ glFramebufferTexture1DEXT_func = (PFNGLFRAMEBUFFERTEXTURE1DEXTPROC) glutGetProcAddress("glFramebufferTexture1DEXT");
+ glFramebufferTexture2DEXT_func = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC) glutGetProcAddress("glFramebufferTexture2DEXT");
+ glFramebufferTexture3DEXT_func = (PFNGLFRAMEBUFFERTEXTURE3DEXTPROC) glutGetProcAddress("glFramebufferTexture3DEXT");
+ glFramebufferRenderbufferEXT_func = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC) glutGetProcAddress("glFramebufferRenderbufferEXT");
+ glGetFramebufferAttachmentParameterivEXT_func = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC) glutGetProcAddress("glGetFramebufferAttachmentParameterivEXT");
+ glGenerateMipmapEXT_func = (PFNGLGENERATEMIPMAPEXTPROC) glutGetProcAddress("glGenerateMipmapEXT");
+
+ /* GL_ARB_framebuffer_object */
+ glIsRenderbuffer_func = (PFNGLISRENDERBUFFERPROC) glutGetProcAddress("glIsRenderbuffer");
+ glBindRenderbuffer_func = (PFNGLBINDRENDERBUFFERPROC) glutGetProcAddress("glBindRenderbuffer");
+ glDeleteRenderbuffers_func = (PFNGLDELETERENDERBUFFERSPROC) glutGetProcAddress("glDeleteRenderbuffers");
+ glGenRenderbuffers_func = (PFNGLGENRENDERBUFFERSPROC) glutGetProcAddress("glGenRenderbuffers");
+ glRenderbufferStorage_func = (PFNGLRENDERBUFFERSTORAGEPROC) glutGetProcAddress("glRenderbufferStorage");
+ glGetRenderbufferParameteriv_func = (PFNGLGETRENDERBUFFERPARAMETERIVPROC) glutGetProcAddress("glGetRenderbufferParameteriv");
+ glIsFramebuffer_func = (PFNGLISFRAMEBUFFERPROC) glutGetProcAddress("glIsFramebuffer");
+ glBindFramebuffer_func = (PFNGLBINDFRAMEBUFFERPROC) glutGetProcAddress("glBindFramebuffer");
+ glDeleteFramebuffers_func = (PFNGLDELETEFRAMEBUFFERSPROC) glutGetProcAddress("glDeleteFramebuffers");
+ glGenFramebuffers_func = (PFNGLGENFRAMEBUFFERSPROC) glutGetProcAddress("glGenFramebuffers");
+ glCheckFramebufferStatus_func = (PFNGLCHECKFRAMEBUFFERSTATUSPROC) glutGetProcAddress("glCheckFramebufferStatus");
+ glFramebufferTexture1D_func = (PFNGLFRAMEBUFFERTEXTURE1DPROC) glutGetProcAddress("glFramebufferTexture1D");
+ glFramebufferTexture2D_func = (PFNGLFRAMEBUFFERTEXTURE2DPROC) glutGetProcAddress("glFramebufferTexture2D");
+ glFramebufferTexture3D_func = (PFNGLFRAMEBUFFERTEXTURE3DPROC) glutGetProcAddress("glFramebufferTexture3D");
+ glFramebufferRenderbuffer_func = (PFNGLFRAMEBUFFERRENDERBUFFERPROC) glutGetProcAddress("glFramebufferRenderbuffer");
+ glGetFramebufferAttachmentParameteriv_func = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC) glutGetProcAddress("glGetFramebufferAttachmentParameteriv");
+ glGenerateMipmap_func = (PFNGLGENERATEMIPMAPPROC) glutGetProcAddress("glGenerateMipmap");
+ glBlitFramebuffer_func = (PFNGLBLITFRAMEBUFFERPROC) glutGetProcAddress("glBlitFramebuffer");
+ glRenderbufferStorageMultisample_func = (PFNGLRENDERBUFFERSTORAGEMULTISAMPLEPROC) glutGetProcAddress("glRenderbufferStorageMultisample");
+ glFramebufferTextureLayer_func = (PFNGLFRAMEBUFFERTEXTURELAYERPROC) glutGetProcAddress("glFramebufferTextureLayer");
}