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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
#ifndef QPLATFORMOPENGLCONTEXT_H
#define QPLATFORMOPENGLCONTEXT_H
//
// W A R N I N G
// -------------
//
// This file is part of the QPA API and is not meant to be used
// in applications. Usage of this API may make your code
// source and binary incompatible with future versions of Qt.
//
#include <QtGui/qtguiglobal.h>
#include <QtCore/qnamespace.h>
#ifndef QT_NO_OPENGL
#include <QtGui/qsurfaceformat.h>
#include <QtGui/qwindow.h>
#include <QtGui/qopengl.h>
#include <QtGui/qopenglcontext.h>
#include <QtCore/qnativeinterface.h>
QT_BEGIN_NAMESPACE
class QPlatformOpenGLContextPrivate;
class Q_GUI_EXPORT QPlatformOpenGLContext
{
Q_DECLARE_PRIVATE(QPlatformOpenGLContext)
public:
QPlatformOpenGLContext();
virtual ~QPlatformOpenGLContext();
virtual void initialize();
virtual QSurfaceFormat format() const = 0;
virtual void swapBuffers(QPlatformSurface *surface) = 0;
virtual GLuint defaultFramebufferObject(QPlatformSurface *surface) const;
virtual bool makeCurrent(QPlatformSurface *surface) = 0;
virtual void doneCurrent() = 0;
virtual void beginFrame();
virtual void endFrame();
virtual bool isSharing() const { return false; }
virtual bool isValid() const { return true; }
virtual QFunctionPointer getProcAddress(const char *procName) = 0;
QOpenGLContext *context() const;
static bool parseOpenGLVersion(const QByteArray &versionString, int &major, int &minor);
private:
friend class QOpenGLContext;
friend class QOpenGLContextPrivate;
QScopedPointer<QPlatformOpenGLContextPrivate> d_ptr;
void setContext(QOpenGLContext *context);
Q_DISABLE_COPY(QPlatformOpenGLContext)
};
namespace QNativeInterface::Private {
#if defined(Q_OS_MACOS)
struct Q_GUI_EXPORT QCocoaGLIntegration
{
QT_DECLARE_NATIVE_INTERFACE(QCocoaGLIntegration)
virtual QOpenGLContext *createOpenGLContext(NSOpenGLContext *, QOpenGLContext *shareContext) const = 0;
};
#endif
#if defined(Q_OS_WIN)
struct Q_GUI_EXPORT QWindowsGLIntegration
{
QT_DECLARE_NATIVE_INTERFACE(QWindowsGLIntegration)
virtual HMODULE openGLModuleHandle() const = 0;
virtual QOpenGLContext *createOpenGLContext(HGLRC context, HWND window, QOpenGLContext *shareContext) const = 0;
};
#endif
#if QT_CONFIG(xcb_glx_plugin)
struct Q_GUI_EXPORT QGLXIntegration
{
QT_DECLARE_NATIVE_INTERFACE(QGLXIntegration)
virtual QOpenGLContext *createOpenGLContext(GLXContext context, void *visualInfo, QOpenGLContext *shareContext) const = 0;
};
#endif
#if QT_CONFIG(egl)
struct Q_GUI_EXPORT QEGLIntegration
{
QT_DECLARE_NATIVE_INTERFACE(QEGLIntegration)
virtual QOpenGLContext *createOpenGLContext(EGLContext context, EGLDisplay display, QOpenGLContext *shareContext) const = 0;
};
#endif
} // QNativeInterface::Private
QT_END_NAMESPACE
#endif // QT_NO_OPENGL
#endif // QPLATFORMOPENGLCONTEXT_H
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