opengl_graphic_context.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
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8 **
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10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
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21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Mark Page
27 */
28 
29 
30 #pragma once
31 
32 #include <memory>
33 #include "../Display/Render/graphic_context.h"
34 
35 namespace clan
36 {
39 
40 class GraphicContext_GL_Impl;
41 
44 {
46 public:
47  // \brief Create a null instance
49 
52 
54 
56 public:
58  bool is_null() const { return !impl; }
59 
61  void throw_if_null() const;
62 
67  void get_opengl_version(int &version_major, int &version_minor);
68 
74  void get_opengl_version(int &version_major, int &version_minor, int &version_release);
75 
80  void get_opengl_shading_language_version(int &version_major, int &version_minor);
81 
83  std::string get_renderer_string();
84 
86  std::string get_vendor_string();
87 
89  std::vector<std::string> get_extensions();
90 
92 public:
94  void set_active();
95 
97 private:
98  std::shared_ptr<GraphicContext_GL_Impl> impl;
99 };
100 
101 }
102 
std::string get_renderer_string()
Get the opengl renderer string.
GL Graphic Context.
Definition: opengl_graphic_context.h:44
void get_opengl_version(int &version_major, int &version_minor)
Get the opengl version.
std::vector< std::string > get_extensions()
Get the list of opengl extensions.
void get_opengl_version(int &version_major, int &version_minor, int &version_release)
Get the opengl version.
Interface to drawing graphics.
Definition: graphic_context.h:258
void set_active()
Operations.
GraphicContext_GL()
Construction.
Definition: opengl_graphic_context.h:48
Definition: clanapp.h:36
void throw_if_null() const
Throw an exception if this object is invalid.
void get_opengl_shading_language_version(int &version_major, int &version_minor)
Get the opengl shading language version.
std::string get_vendor_string()
Get the opengl vendor string.
GraphicContext_GL(GraphicContext &gc)
Create a GL specific graphics context.
bool is_null() const
Attributes.
Definition: opengl_graphic_context.h:58