qwindowsopenglcontext.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

// Qt-Security score:significant reason:default

#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 QWindowsOpenGLContext *createContext(HGLRC context, HWND window) = 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:

    // 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