Add support for using the latest available OpenGL version

[libs/gui.git] / source / graphics / glcontext.h

diff --git a/source/graphics/glcontext.h b/source/graphics/glcontext.h
index db9df4e0aee08e3f150c17c826f2a578e1a142d7..f6357c3cce475513df04dc276a101d79bba42a15 100644 (file)
--- a/source/graphics/glcontext.h
+++ b/source/graphics/glcontext.h
@@ -11,10 +11,20 @@ class Window;
 
 struct GLOptions
 {
+       enum
+       {
+               DEFAULT_VERSION = 0,
+               LATEST_VERSION = 0xFFFFFFFF
+       };
+
        bool alpha;
        bool stencil;
        bool doublebuffer;
        unsigned multisample;
+       bool forward_compatible;
+       bool core_profile;
+       unsigned gl_version_major;
+       unsigned gl_version_minor;
 
        GLOptions();
 };
@@ -25,6 +35,9 @@ class unsupported_gl_mode: public std::runtime_error
 public:
        unsupported_gl_mode(const GLOptions &);
        virtual ~unsupported_gl_mode() throw () { }
+
+private:
+       static std::string format_version(const GLOptions &);
 };
 
 
@@ -39,8 +52,14 @@ private:
 
 public:
        GLContext(Window &wnd, const GLOptions &opts = GLOptions());
+       GLContext(Window &wnd, unsigned, unsigned);
+private:
+       void platform_init(const GLOptions &);
+public:
        ~GLContext();
 
+       void set_swap_interval(unsigned);
+
        void swap_buffers();
 private:
        void window_resized(unsigned, unsigned);