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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 <private/qquickshadereffect_p.h>
47 #include <QSignalMapper>
56 class QQuickShaderEffectMaterialObject;
58 //Genealogy: Hybrid of UltraParticle and ShaderEffect
59 class QQuickCustomParticle : public QQuickParticlePainter
62 Q_PROPERTY(QByteArray fragmentShader READ fragmentShader WRITE setFragmentShader NOTIFY fragmentShaderChanged)
63 Q_PROPERTY(QByteArray vertexShader READ vertexShader WRITE setVertexShader NOTIFY vertexShaderChanged)
66 explicit QQuickCustomParticle(QQuickItem* parent=0);
67 ~QQuickCustomParticle();
69 QByteArray fragmentShader() const { return m_common.source.sourceCode[Key::FragmentShader]; }
70 void setFragmentShader(const QByteArray &code);
72 QByteArray vertexShader() const { return m_common.source.sourceCode[Key::VertexShader]; }
73 void setVertexShader(const QByteArray &code);
76 void fragmentShaderChanged();
77 void vertexShaderChanged();
80 virtual void initialize(int gIdx, int pIdx);
81 virtual void commit(int gIdx, int pIdx);
83 QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *);
84 QQuickShaderEffectNode *prepareNextFrame(QQuickShaderEffectNode *rootNode);
86 void resize(int oldCount, int newCount);
87 virtual void componentComplete();
88 QQuickShaderEffectNode *buildCustomNodes();
90 void sceneGraphInvalidated();
91 void itemChange(ItemChange change, const ItemChangeData &value);
94 void sourceDestroyed(QObject *object);
95 void propertyChanged(int mappedId);
98 typedef QQuickShaderEffectMaterialKey Key;
99 typedef QQuickShaderEffectMaterial::UniformData UniformData;
101 void buildData(QQuickShaderEffectNode *rootNode);
102 void updateVertexShader();
104 QQuickShaderEffectCommon m_common;
106 QHash<int, QQuickShaderEffectNode*> m_nodes;
109 uint m_dirtyUniforms : 1;
110 uint m_dirtyUniformValues : 1;
111 uint m_dirtyTextureProviders : 1;
112 uint m_dirtyProgram : 1;
119 #endif //HEADER_GUARD