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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSGDEFAULTRENDERCONTEXT_H
#define QSGDEFAULTRENDERCONTEXT_H
//
// 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.
//
#include <QtQuick/private/qsgcontext_p.h>
#include <QtQuick/private/qsgdepthstencilbuffer_p.h>
QT_BEGIN_NAMESPACE
class QOpenGLContext;
class QSGMaterialShader;
class QOpenGLFramebufferObject;
namespace QSGAtlasTexture {
class Manager;
}
class Q_QUICK_PRIVATE_EXPORT QSGDefaultRenderContext : public QSGRenderContext
{
Q_OBJECT
public:
QSGDefaultRenderContext(QSGContext *context);
QOpenGLContext *openglContext() const { return m_gl; }
bool isValid() const override { return m_gl; }
void initialize(void *context) override;
void invalidate() override;
void renderNextFrame(QSGRenderer *renderer, uint fboId) override;
QSGDistanceFieldGlyphCache *distanceFieldGlyphCache(const QRawFont &font) override;
virtual QSharedPointer<QSGDepthStencilBuffer> depthStencilBufferForFbo(QOpenGLFramebufferObject *fbo);
QSGDepthStencilBufferManager *depthStencilBufferManager();
QSGTexture *createTexture(const QImage &image, uint flags) const override;
QSGRenderer *createRenderer() override;
QSGTexture *compressedTextureForFactory(const QSGCompressedTextureFactory *factory) const override;
virtual void compileShader(QSGMaterialShader *shader, QSGMaterial *material, const char *vertexCode = nullptr, const char *fragmentCode = nullptr);
virtual void initializeShader(QSGMaterialShader *shader);
void setAttachToGraphicsContext(bool attach) override;
static QSGDefaultRenderContext *from(QOpenGLContext *context);
bool hasBrokenIndexBufferObjects() const { return m_brokenIBOs; }
int maxTextureSize() const override { return m_maxTextureSize; }
protected:
static QString fontKey(const QRawFont &font);
QOpenGLContext *m_gl;
QSGDepthStencilBufferManager *m_depthStencilManager;
int m_maxTextureSize;
bool m_brokenIBOs;
bool m_serializedRender;
bool m_attachToGLContext;
QSGAtlasTexture::Manager *m_atlasManager;
};
QT_END_NAMESPACE
#endif // QSGDEFAULTRENDERCONTEXT_H
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