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/****************************************************************************
**
** Copyright (C) 2019 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 QSGRHILAYER_P_H
#define QSGRHILAYER_P_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 <private/qsgadaptationlayer_p.h>
#include <private/qsgcontext_p.h>
#include <private/qsgtexture_p.h>
#include <QtGui/private/qrhi_p.h>
QT_BEGIN_NAMESPACE
class QSGDefaultRenderContext;
class QSGRhiLayerPrivate;
class Q_QUICK_PRIVATE_EXPORT QSGRhiLayer : public QSGLayer
{
Q_OBJECT
Q_DECLARE_PRIVATE(QSGRhiLayer)
public:
QSGRhiLayer(QSGRenderContext *context);
~QSGRhiLayer();
bool updateTexture() override;
bool hasAlphaChannel() const override;
bool hasMipmaps() const override;
QSize textureSize() const override { return m_size; }
void bind() override;
int textureId() const override;
void setItem(QSGNode *item) override;
void setRect(const QRectF &rect) override;
void setSize(const QSize &size) override;
void setHasMipmaps(bool mipmap) override;
void setFormat(uint format) override;
void setLive(bool live) override;
void setRecursive(bool recursive) override;
void setDevicePixelRatio(qreal ratio) override { m_dpr = ratio; }
void setMirrorHorizontal(bool mirror) override;
void setMirrorVertical(bool mirror) override;
QRectF normalizedTextureSubRect() const override;
void setSamples(int samples) override { m_samples = samples; }
void scheduleUpdate() override;
QImage toImage() const override;
public Q_SLOTS:
void markDirtyTexture() override;
void invalidated() override;
private:
void grab();
void releaseResources();
QSGNode *m_item = nullptr;
QRectF m_rect;
QSize m_size;
qreal m_dpr = 1;
QRhiTexture::Format m_format = QRhiTexture::RGBA8;
QSGRenderer *m_renderer = nullptr;
QRhiTexture *m_texture = nullptr;
QRhiRenderBuffer *m_ds = nullptr;
QRhiRenderBuffer *m_msaaColorBuffer = nullptr;
QRhiTexture *m_secondaryTexture = nullptr;
QRhiTextureRenderTarget *m_rt = nullptr;
QRhiRenderPassDescriptor *m_rtRp = nullptr;
QSGDefaultRenderContext *m_context = nullptr;
QRhi *m_rhi = nullptr;
int m_samples = 0;
uint m_mipmap : 1;
uint m_live : 1;
uint m_recursive : 1;
uint m_dirtyTexture : 1;
uint m_multisampling : 1;
uint m_grab : 1;
uint m_mirrorHorizontal : 1;
uint m_mirrorVertical : 1;
};
class QSGRhiLayerPrivate : public QSGTexturePrivate
{
Q_DECLARE_PUBLIC(QSGRhiLayer)
public:
int comparisonKey() const override;
QRhiTexture *rhiTexture() const override;
void updateRhiTexture(QRhi *rhi, QRhiResourceUpdateBatch *resourceUpdates) override;
};
QT_END_NAMESPACE
#endif // QSGRHILAYER_P_H
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