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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
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**
**
**
****************************************************************************/
#ifndef QWINDOWSOPENGLCONTEXT_H
#define QWINDOWSOPENGLCONTEXT_H
#include <QtGui/qopenglcontext.h>
#include <qpa/qplatformopenglcontext.h>
QT_BEGIN_NAMESPACE
#ifndef QT_NO_OPENGL
class QWindowsOpenGLContext;
class QWindowsStaticOpenGLContext
{
Q_DISABLE_COPY_MOVE(QWindowsStaticOpenGLContext)
public:
static QWindowsStaticOpenGLContext *create();
virtual ~QWindowsStaticOpenGLContext() = default;
virtual QWindowsOpenGLContext *createContext(QOpenGLContext *context) = 0;
virtual void *moduleHandle() const = 0;
virtual QOpenGLContext::OpenGLModuleType moduleType() const = 0;
virtual bool supportsThreadedOpenGL() const { return false; }
// If the windowing system interface needs explicitly created window surfaces (like EGL),
// reimplement these.
virtual void *createWindowSurface(void * /*nativeWindow*/, void * /*nativeConfig*/, int * /*err*/) { return nullptr; }
virtual void destroyWindowSurface(void * /*nativeSurface*/) { }
protected:
QWindowsStaticOpenGLContext() = default;
private:
static QWindowsStaticOpenGLContext *doCreate();
};
class QWindowsOpenGLContext : public QPlatformOpenGLContext
{
Q_DISABLE_COPY_MOVE(QWindowsOpenGLContext)
public:
// Returns the native context handle (e.g. HGLRC for WGL, EGLContext for EGL).
virtual void *nativeContext() const = 0;
// These should be implemented only for some winsys interfaces, for example EGL.
// For others, like WGL, they are not relevant.
virtual void *nativeDisplay() const { return nullptr; }
virtual void *nativeConfig() const { return 0; }
protected:
QWindowsOpenGLContext() = default;
};
#endif // QT_NO_OPENGL
QT_END_NAMESPACE
#endif // QWINDOWSOPENGLCONTEXT_H
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