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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert, R. Belmont
//============================================================
//
// sdlglcontext.h - SDL-specific GL context
//
// SDLMAME by Olivier Galibert and R. Belmont
//
//============================================================
#pragma once
#ifndef __SDL_GL_CONTEXT__
#define __SDL_GL_CONTEXT__
#include <SDL2/SDL.h>
#include "modules/opengl/osd_opengl.h"
class sdl_gl_context : public osd_gl_context
{
public:
sdl_gl_context(SDL_Window *window) : osd_gl_context(), m_context(0), m_window(window)
{
m_error[0] = 0;
m_context = SDL_GL_CreateContext(window);
if (!m_context)
{
snprintf(m_error,255, "OpenGL not supported on this driver: %s", SDL_GetError());
}
}
virtual ~sdl_gl_context()
{
SDL_GL_DeleteContext(m_context);
}
virtual void MakeCurrent() override
{
SDL_GL_MakeCurrent(m_window, m_context);
}
virtual int SetSwapInterval(const int swap) override
{
return SDL_GL_SetSwapInterval(swap);
}
virtual const char *LastErrorMsg() override
{
if (m_error[0] == 0)
return nullptr;
else
return m_error;
}
virtual void *getProcAddress(const char *proc) override
{
return SDL_GL_GetProcAddress(proc);
}
virtual void SwapBuffer() override
{
SDL_GL_SwapWindow(m_window);
}
private:
SDL_GLContext m_context;
SDL_Window *m_window;
char m_error[256];
};
#endif // __SDL_GL_CONTEXT__
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