1 //  SuperTux
2 //  Copyright (C) 2018 Ingo Ruhnke <grumbel@gmail.com>
3 //
4 //  This program is free software: you can redistribute it and/or modify
5 //  it under the terms of the GNU General Public License as published by
6 //  the Free Software Foundation, either version 3 of the License, or
7 //  (at your option) any later version.
8 //
9 //  This program is distributed in the hope that it will be useful,
10 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
11 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 //  GNU General Public License for more details.
13 //
14 //  You should have received a copy of the GNU General Public License
15 //  along with this program.  If not, see <http://www.gnu.org/licenses/>.
16 
17 #ifndef HEADER_SUPERTUX_VIDEO_GL_GL_SHADER_HPP
18 #define HEADER_SUPERTUX_VIDEO_GL_GL_SHADER_HPP
19 
20 #include <memory>
21 #include <string>
22 #include <vector>
23 
24 #include "video/gl.hpp"
25 
26 class GLShader final
27 {
28 public:
29   static std::unique_ptr<GLShader> from_file(GLenum type, const std::string& filename);
30   static std::unique_ptr<GLShader> from_source(GLenum type, const std::vector<std::string>& sources);
31 
32 public:
33   GLShader(GLenum type);
34   ~GLShader();
35 
get_handle() const36   GLuint get_handle() const {
37     return m_shader;
38   }
39 
40   std::string get_shader_info_log() const;
41 
42 private:
43   void source(std::vector<std::string> const& sources);
44   void compile();
45 
46 private:
47   GLuint m_shader;
48 
49 private:
50   GLShader(const GLShader&) = delete;
51   GLShader& operator=(const GLShader&) = delete;
52 };
53 
54 #endif
55 
56 /* EOF */
57