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42 #ifndef CUSTOM_PARTICLE_H
43 #define CUSTOM_PARTICLE_H
44 #include "qquickparticlepainter_p.h"
45 #include <private/qquickshadereffectnode_p.h>
46 #include <QSignalMapper>
55 class QQuickShaderEffectMaterialObject;
57 //Genealogy: Hybrid of UltraParticle and ShaderEffect
58 class QQuickCustomParticle : public QQuickParticlePainter
61 Q_PROPERTY(QByteArray fragmentShader READ fragmentShader WRITE setFragmentShader NOTIFY fragmentShaderChanged)
62 Q_PROPERTY(QByteArray vertexShader READ vertexShader WRITE setVertexShader NOTIFY vertexShaderChanged)
65 explicit QQuickCustomParticle(QQuickItem* parent=0);
66 ~QQuickCustomParticle();
68 QByteArray fragmentShader() const { return m_source.fragmentCode; }
69 void setFragmentShader(const QByteArray &code);
71 QByteArray vertexShader() const { return m_source.vertexCode; }
72 void setVertexShader(const QByteArray &code);
75 void changeSource(int);
77 void fragmentShaderChanged();
78 void vertexShaderChanged();
80 virtual void initialize(int gIdx, int pIdx);
81 virtual void commit(int gIdx, int pIdx);
83 QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *);
84 void prepareNextFrame();
85 void setSource(const QVariant &var, int index);
86 void disconnectPropertySignals();
87 void connectPropertySignals();
89 void resize(int oldCount, int newCount);
90 void updateProperties();
91 void lookThroughShaderCode(const QByteArray &code);
92 virtual void componentComplete();
93 QQuickShaderEffectNode *buildCustomNodes();
94 void performPendingResize();
100 QQuickShaderEffectProgram m_source;
103 QSignalMapper *mapper;
104 QPointer<QQuickItem> item;
107 QVector<SourceData> m_sources;
108 QQuickShaderEffectMaterialObject *m_material;
109 QQuickShaderEffectNode* m_rootNode;
110 QHash<int, QQuickShaderEffectNode*> m_nodes;
119 #endif //HEADER_GUARD