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/*
* Copyright (C) 2012 Igalia S.L.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifndef GLContext_h
#define GLContext_h
#include "GraphicsContext3D.h"
#include "Widget.h"
#include <wtf/Noncopyable.h>
#if USE(EGL) && !PLATFORM(GTK)
#include "eglplatform.h"
typedef EGLNativeWindowType GLNativeWindowType;
#elif PLATFORM(GTK) && PLATFORM(WAYLAND) && !defined(GTK_API_VERSION_2)
#include <wayland-egl.h>
#include <EGL/eglplatform.h>
typedef EGLNativeWindowType GLNativeWindowType;
#else
typedef uint64_t GLNativeWindowType;
#endif
#if USE(CAIRO)
typedef struct _cairo_device cairo_device_t;
#endif
#if PLATFORM(X11)
typedef struct _XDisplay Display;
#endif
namespace WebCore {
class GLContext {
WTF_MAKE_NONCOPYABLE(GLContext);
public:
static std::unique_ptr<GLContext> createContextForWindow(GLNativeWindowType windowHandle, GLContext* sharingContext);
static std::unique_ptr<GLContext> createOffscreenContext(GLContext* sharing = 0);
static GLContext* getCurrent();
static GLContext* sharingContext();
GLContext();
virtual ~GLContext();
virtual bool makeContextCurrent();
virtual void swapBuffers() = 0;
virtual void waitNative() = 0;
virtual bool canRenderToDefaultFramebuffer() = 0;
virtual IntSize defaultFrameBufferSize() = 0;
virtual bool isEGLContext() const = 0;
#if USE(CAIRO)
virtual cairo_device_t* cairoDevice() = 0;
#endif
#if PLATFORM(X11)
static Display* sharedX11Display();
static void cleanupSharedX11Display();
#endif
static void addActiveContext(GLContext*);
static void removeActiveContext(GLContext*);
static void cleanupActiveContextsAtExit();
#if ENABLE(GRAPHICS_CONTEXT_3D)
virtual PlatformGraphicsContext3D platformContext() = 0;
#endif
class Data {
public:
virtual ~Data() = default;
};
protected:
std::unique_ptr<Data> m_contextData;
};
} // namespace WebCore
#endif // GLContext_h
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