3 This file is part of libmspgl
4 Copyright © 2007 Mikko Rasa, Mikkosoft Productions
5 Distributed under the LGPL
8 #ifndef MSP_GL_EXTENSION_H_
9 #define MSP_GL_EXTENSION_H_
11 #include <msp/core/except.h>
16 typedef void ExtFunc();
19 Indicates whether an extension is supported. If this returns true, the
20 functions of that extension are safe to use.
22 bool is_supported(const std::string &);
25 Checks that an extension is supported and throws if it isn't.
27 void require_extension(const std::string &);
30 Returns the address of an extension function.
32 ExtFunc *get_proc_address(const std::string &);