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| |
| #ifndef QQUICKGENERICSHADEREFFECT_P_H |
| #define QQUICKGENERICSHADEREFFECT_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 <QtQuick/qquickitem.h> |
| #include <private/qtquickglobal_p.h> |
| #include <private/qsgadaptationlayer_p.h> |
| #include "qquickshadereffect_p.h" |
| #include "qquickshadereffectmesh_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class Q_QUICK_PRIVATE_EXPORT QQuickGenericShaderEffect : public QObject |
| { |
| Q_OBJECT |
| |
| public: |
| QQuickGenericShaderEffect(QQuickShaderEffect *item, QObject *parent = nullptr); |
| ~QQuickGenericShaderEffect(); |
| |
| QByteArray fragmentShader() const { return m_fragShader; } |
| void setFragmentShader(const QByteArray &src); |
| |
| QByteArray vertexShader() const { return m_vertShader; } |
| void setVertexShader(const QByteArray &src); |
| |
| bool blending() const { return m_blending; } |
| void setBlending(bool enable); |
| |
| QVariant mesh() const; |
| void setMesh(const QVariant &mesh); |
| |
| QQuickShaderEffect::CullMode cullMode() const { return m_cullMode; } |
| void setCullMode(QQuickShaderEffect::CullMode face); |
| |
| QString log() const; |
| QQuickShaderEffect::Status status() const; |
| |
| bool supportsAtlasTextures() const { return m_supportsAtlasTextures; } |
| void setSupportsAtlasTextures(bool supports); |
| |
| QString parseLog(); |
| |
| void handleEvent(QEvent *); |
| void handleGeometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry); |
| QSGNode *handleUpdatePaintNode(QSGNode *, QQuickItem::UpdatePaintNodeData *); |
| void handleComponentComplete(); |
| void handleItemChange(QQuickItem::ItemChange change, const QQuickItem::ItemChangeData &value); |
| void maybeUpdateShaders(); |
| |
| private slots: |
| void propertyChanged(int mappedId); |
| void sourceDestroyed(QObject *object); |
| void markGeometryDirtyAndUpdate(); |
| void markGeometryDirtyAndUpdateIfSupportsAtlas(); |
| void shaderCodePrepared(bool ok, QSGGuiThreadShaderEffectManager::ShaderInfo::Type typeHint, |
| const QByteArray &src, QSGGuiThreadShaderEffectManager::ShaderInfo *result); |
| |
| private: |
| QSGGuiThreadShaderEffectManager *shaderEffectManager() const; |
| |
| enum Shader { |
| Vertex, |
| Fragment, |
| |
| NShader |
| }; |
| bool updateShader(Shader shaderType, const QByteArray &src); |
| void updateShaderVars(Shader shaderType); |
| void disconnectSignals(Shader shaderType); |
| bool sourceIsUnique(QQuickItem *source, Shader typeToSkip, int indexToSkip) const; |
| |
| QQuickShaderEffect *m_item; |
| QSize m_meshResolution; |
| QQuickShaderEffectMesh *m_mesh; |
| QQuickGridMesh m_defaultMesh; |
| QQuickShaderEffect::CullMode m_cullMode; |
| bool m_blending; |
| bool m_supportsAtlasTextures; |
| mutable QSGGuiThreadShaderEffectManager *m_mgr; |
| QByteArray m_fragShader; |
| bool m_fragNeedsUpdate; |
| QByteArray m_vertShader; |
| bool m_vertNeedsUpdate; |
| |
| QSGShaderEffectNode::ShaderData m_shaders[NShader]; |
| QSGShaderEffectNode::DirtyShaderFlags m_dirty; |
| QSet<int> m_dirtyConstants[NShader]; |
| QSet<int> m_dirtyTextures[NShader]; |
| QSGGuiThreadShaderEffectManager::ShaderInfo *m_inProgress[NShader]; |
| |
| struct SignalMapper { |
| SignalMapper() : mapper(nullptr), active(false) { } |
| QObject *mapper; |
| bool active; |
| }; |
| QVector<SignalMapper> m_signalMappers[NShader]; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQUICKGENERICSHADEREFFECT_P_H |