qwaylandglcontext_p.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
 
#ifndef QWAYLANDGLCONTEXT_H
#define QWAYLANDGLCONTEXT_H
 
#include "qwaylandeglinclude_p.h"                         //must be first
 
#include <QtWaylandClient/private/qwaylanddisplay_p.h>
#include <QtGui/private/qeglplatformcontext_p.h>
#include <qpa/qplatformopenglcontext.h>
 
QT_BEGIN_NAMESPACE
 
class QOpenGLShaderProgram;
class QOpenGLTextureCache;
 
namespace QtWaylandClient {
 
class QWaylandEglWindow;
class DecorationsBlitter;
 
class Q_WAYLANDCLIENT_EXPORT QWaylandGLContext : public QEGLPlatformContext
{
public:
    QWaylandGLContext(EGLDisplay eglDisplay, QWaylandDisplay *display, const QSurfaceFormat &format, QPlatformOpenGLContext *share);
    ~QWaylandGLContext();
    void swapBuffers(QPlatformSurface *surface) override;
 
    bool makeCurrent(QPlatformSurface *surface) override;
    void doneCurrent() override;
 
    void beginFrame() override;
    void endFrame() override;
 
    GLuint defaultFramebufferObject(QPlatformSurface *surface) const override;
 
    QFunctionPointer getProcAddress(const char *procName) override;
 
protected:
    EGLSurface eglSurfaceForPlatformSurface(QPlatformSurface *surface) override;
    EGLSurface createTemporaryOffscreenSurface() override;
    void destroyTemporaryOffscreenSurface(EGLSurface surface) override;
    void runGLChecks() override;
 
private:
    QWaylandDisplay *m_display = nullptr;
    EGLContext m_decorationsContext;
    DecorationsBlitter *m_blitter = nullptr;
    bool m_supportNonBlockingSwap = true;
    EGLenum m_api;
    wl_surface *m_wlSurface = nullptr;
    wl_egl_window *m_eglWindow = nullptr;
    QWaylandEglWindow *m_currentWindow = nullptr;
    QMetaObject::Connection m_reconnectionWatcher;
    bool m_doneCurrentWorkAround = false;
};
 
}
 
QT_END_NAMESPACE
 
#endif // QWAYLANDGLCONTEXT_H