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Diffstat (limited to 'src/quick/scenegraph/qsgdefaultlayer_p.h')
-rw-r--r-- | src/quick/scenegraph/qsgdefaultlayer_p.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/quick/scenegraph/qsgdefaultlayer_p.h b/src/quick/scenegraph/qsgdefaultlayer_p.h new file mode 100644 index 0000000000..b4a5adab5a --- /dev/null +++ b/src/quick/scenegraph/qsgdefaultlayer_p.h @@ -0,0 +1,131 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef QSGDEFAULTLAYER_P_H +#define QSGDEFAULTLAYER_P_H + +#include <private/qsgadaptationlayer_p.h> +#include <private/qsgcontext_p.h> +#include <qsgsimplerectnode.h> + +#define QSG_DEBUG_FBO_OVERLAY + +class Q_QUICK_PRIVATE_EXPORT QSGDefaultLayer : public QSGLayer +{ + Q_OBJECT +public: + QSGDefaultLayer(QSGRenderContext *context); + ~QSGDefaultLayer(); + + bool updateTexture() Q_DECL_OVERRIDE; + + // The item's "paint node", not effect node. + QSGNode *item() const { return m_item; } + void setItem(QSGNode *item); + + void setShaderSourceNode(QSGNode *node) { m_shaderSourceNode = node; } + + QRectF rect() const { return m_rect; } + void setRect(const QRectF &rect); + + QSize size() const { return m_size; } + void setSize(const QSize &size); + + void setHasMipmaps(bool mipmap); + + void bind(); + + bool hasAlphaChannel() const; + bool hasMipmaps() const; + int textureId() const; + QSize textureSize() const { return m_size; } + + GLenum format() const { return m_format; } + void setFormat(GLenum format); + + bool live() const { return bool(m_live); } + void setLive(bool live); + + bool recursive() const { return bool(m_recursive); } + void setRecursive(bool recursive); + + void setDevicePixelRatio(qreal ratio) { m_device_pixel_ratio = ratio; } + + void scheduleUpdate(); + + QImage toImage() const; + +public Q_SLOTS: + void markDirtyTexture(); + void invalidated(); + +private: + void grab(); + + QSGNode *m_item; + QSGNode *m_shaderSourceNode; + QRectF m_rect; + QSize m_size; + qreal m_device_pixel_ratio; + GLenum m_format; + + QSGRenderer *m_renderer; + QOpenGLFramebufferObject *m_fbo; + QOpenGLFramebufferObject *m_secondaryFbo; + QSharedPointer<QSGDepthStencilBuffer> m_depthStencilBuffer; + + GLuint m_transparentTexture; + +#ifdef QSG_DEBUG_FBO_OVERLAY + QSGSimpleRectNode *m_debugOverlay; +#endif + + QSGRenderContext *m_context; + + uint m_mipmap : 1; + uint m_live : 1; + uint m_recursive : 1; + uint m_dirtyTexture : 1; + uint m_multisamplingChecked : 1; + uint m_multisampling : 1; + uint m_grab : 1; +}; + +#endif // QSGDEFAULTLAYER_P_H |