flycast/core/wsi/gl_context.h

100 lines
2.0 KiB
C++

/*
Created on: Oct 18, 2019
Copyright 2019 flyinghead
This file is part of Flycast.
Flycast is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
Flycast is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Flycast. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include "types.h"
#include "context.h"
#if defined(USE_OPENGL) && !defined(LIBRETRO) && !defined(TARGET_IPHONE)
#include <glad/gl.h>
#endif
#ifdef TEST_AUTOMATION
void do_swap_automation();
#else
static inline void do_swap_automation() {}
#endif
class GLGraphicsContext : public GraphicsContext
{
public:
int getMajorVersion() const {
return majorVersion;
}
int getMinorVersion() const {
return minorVersion;
}
bool isGLES() const {
return _isGLES;
}
std::string getDriverName() override {
return driverName;
}
std::string getDriverVersion() override {
return driverVersion;
}
bool isAMD() override {
return amd;
}
void resetUIDriver();
bool hasPerPixel() override
{
return !isGLES()
&& (getMajorVersion() > 4
|| (getMajorVersion() == 4 && getMinorVersion() >= 3));
}
protected:
void postInit();
void preTerm();
void findGLVersion();
private:
int majorVersion = 0;
int minorVersion = 0;
bool _isGLES = false;
std::string driverName;
std::string driverVersion;
bool amd = false;
};
#if defined(LIBRETRO)
#include "libretro.h"
#elif defined(TARGET_IPHONE)
#include "osx.h"
#elif defined(USE_SDL)
#include "sdl.h"
#elif defined(__ANDROID__) || defined(SUPPORT_X11)
#include "egl.h"
#else
#error Unsupported window system
#endif