| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtQml 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 CUSTOM_PARTICLE_H |
| #define CUSTOM_PARTICLE_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 "qquickparticlepainter_p.h" |
| #include <private/qquickopenglshadereffectnode_p.h> |
| #include <private/qquickopenglshadereffect_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QSGNode; |
| struct PlainVertices; |
| |
| class QQuickShaderEffectMaterialObject; |
| |
| //Genealogy: Hybrid of UltraParticle and ShaderEffect |
| class QQuickCustomParticle : public QQuickParticlePainter |
| { |
| Q_OBJECT |
| Q_PROPERTY(QByteArray fragmentShader READ fragmentShader WRITE setFragmentShader NOTIFY fragmentShaderChanged) |
| Q_PROPERTY(QByteArray vertexShader READ vertexShader WRITE setVertexShader NOTIFY vertexShaderChanged) |
| |
| public: |
| explicit QQuickCustomParticle(QQuickItem* parent=0); |
| ~QQuickCustomParticle(); |
| |
| QByteArray fragmentShader() const { return m_common.source.sourceCode[Key::FragmentShader]; } |
| void setFragmentShader(const QByteArray &code); |
| |
| QByteArray vertexShader() const { return m_common.source.sourceCode[Key::VertexShader]; } |
| void setVertexShader(const QByteArray &code); |
| |
| Q_SIGNALS: |
| void fragmentShaderChanged(); |
| void vertexShaderChanged(); |
| |
| protected: |
| void initialize(int gIdx, int pIdx) override; |
| void commit(int gIdx, int pIdx) override; |
| |
| QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) override; |
| QQuickOpenGLShaderEffectNode *prepareNextFrame(QQuickOpenGLShaderEffectNode *rootNode); |
| void reset() override; |
| void resize(int oldCount, int newCount); |
| void componentComplete() override; |
| QQuickOpenGLShaderEffectNode *buildCustomNodes(); |
| |
| void sceneGraphInvalidated() override; |
| void itemChange(ItemChange change, const ItemChangeData &value) override; |
| |
| private Q_SLOTS: |
| void sourceDestroyed(QObject *object); |
| |
| private: |
| void propertyChanged(int mappedId); |
| |
| typedef QQuickOpenGLShaderEffectMaterialKey Key; |
| typedef QQuickOpenGLShaderEffectMaterial::UniformData UniformData; |
| |
| void buildData(QQuickOpenGLShaderEffectNode *rootNode); |
| void updateVertexShader(); |
| |
| QQuickOpenGLShaderEffectCommon m_common; |
| const QMetaObject *m_myMetaObject; |
| |
| QHash<int, QQuickOpenGLShaderEffectNode*> m_nodes; |
| qreal m_lastTime; |
| |
| uint m_dirtyUniforms : 1; |
| uint m_dirtyUniformValues : 1; |
| uint m_dirtyTextureProviders : 1; |
| uint m_dirtyProgram : 1; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif //HEADER_GUARD |