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| |
| #ifndef QQUICKSHADEREFFECTSOURCE_P_H |
| #define QQUICKSHADEREFFECTSOURCE_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/private/qtquickglobal_p.h> |
| |
| QT_REQUIRE_CONFIG(quick_shadereffect); |
| |
| #include "qquickitem.h" |
| #include <QtQuick/qsgtextureprovider.h> |
| #include <private/qsgadaptationlayer_p.h> |
| #include <QtQuick/private/qsgcontext_p.h> |
| #include <private/qsgdefaultinternalimagenode_p.h> |
| #include <private/qquickitemchangelistener_p.h> |
| |
| #include "qpointer.h" |
| #include "qsize.h" |
| #include "qrect.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QSGNode; |
| class UpdatePaintNodeData; |
| class QOpenGLFramebufferObject; |
| class QSGSimpleRectNode; |
| |
| class QQuickShaderEffectSourceTextureProvider; |
| |
| class Q_QUICK_PRIVATE_EXPORT QQuickShaderEffectSource : public QQuickItem, public QQuickItemChangeListener |
| { |
| Q_OBJECT |
| Q_PROPERTY(WrapMode wrapMode READ wrapMode WRITE setWrapMode NOTIFY wrapModeChanged) |
| Q_PROPERTY(QQuickItem *sourceItem READ sourceItem WRITE setSourceItem NOTIFY sourceItemChanged) |
| Q_PROPERTY(QRectF sourceRect READ sourceRect WRITE setSourceRect NOTIFY sourceRectChanged) |
| Q_PROPERTY(QSize textureSize READ textureSize WRITE setTextureSize NOTIFY textureSizeChanged) |
| Q_PROPERTY(Format format READ format WRITE setFormat NOTIFY formatChanged) |
| Q_PROPERTY(bool live READ live WRITE setLive NOTIFY liveChanged) |
| Q_PROPERTY(bool hideSource READ hideSource WRITE setHideSource NOTIFY hideSourceChanged) |
| Q_PROPERTY(bool mipmap READ mipmap WRITE setMipmap NOTIFY mipmapChanged) |
| Q_PROPERTY(bool recursive READ recursive WRITE setRecursive NOTIFY recursiveChanged) |
| Q_PROPERTY(TextureMirroring textureMirroring READ textureMirroring WRITE setTextureMirroring NOTIFY textureMirroringChanged REVISION 6) |
| Q_PROPERTY(int samples READ samples WRITE setSamples NOTIFY samplesChanged REVISION 9) |
| QML_NAMED_ELEMENT(ShaderEffectSource) |
| |
| public: |
| enum WrapMode { |
| ClampToEdge, |
| RepeatHorizontally, |
| RepeatVertically, |
| Repeat |
| }; |
| Q_ENUM(WrapMode) |
| // Equivalents to GL_ALPHA and similar type constants. |
| enum Format { |
| Alpha = 0x1906, |
| RGB = 0x1907, |
| RGBA = 0x1908 |
| }; |
| Q_ENUM(Format) |
| |
| enum TextureMirroring { |
| NoMirroring = 0x00, |
| MirrorHorizontally = 0x01, |
| MirrorVertically = 0x02 |
| }; |
| Q_ENUM(TextureMirroring) |
| |
| QQuickShaderEffectSource(QQuickItem *parent = nullptr); |
| ~QQuickShaderEffectSource() override; |
| |
| WrapMode wrapMode() const; |
| void setWrapMode(WrapMode mode); |
| |
| QQuickItem *sourceItem() const; |
| void setSourceItem(QQuickItem *item); |
| |
| QRectF sourceRect() const; |
| void setSourceRect(const QRectF &rect); |
| |
| QSize textureSize() const; |
| void setTextureSize(const QSize &size); |
| |
| Format format() const; |
| void setFormat(Format format); |
| |
| bool live() const; |
| void setLive(bool live); |
| |
| bool hideSource() const; |
| void setHideSource(bool hide); |
| |
| bool mipmap() const; |
| void setMipmap(bool enabled); |
| |
| bool recursive() const; |
| void setRecursive(bool enabled); |
| |
| TextureMirroring textureMirroring() const; |
| void setTextureMirroring(TextureMirroring mirroring); |
| |
| bool isTextureProvider() const override { return true; } |
| QSGTextureProvider *textureProvider() const override; |
| |
| Q_INVOKABLE void scheduleUpdate(); |
| |
| int samples() const; |
| void setSamples(int count); |
| |
| Q_SIGNALS: |
| void wrapModeChanged(); |
| void sourceItemChanged(); |
| void sourceRectChanged(); |
| void textureSizeChanged(); |
| void formatChanged(); |
| void liveChanged(); |
| void hideSourceChanged(); |
| void mipmapChanged(); |
| void recursiveChanged(); |
| void textureMirroringChanged(); |
| void samplesChanged(); |
| |
| void scheduledUpdateCompleted(); |
| |
| private Q_SLOTS: |
| void sourceItemDestroyed(QObject *item); |
| void invalidateSceneGraph(); |
| void sourceItemParentChanged(QQuickItem *parent); |
| |
| protected: |
| void releaseResources() override; |
| QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) override; |
| |
| void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &) override; |
| void itemChange(ItemChange change, const ItemChangeData &value) override; |
| |
| private: |
| void ensureTexture(); |
| |
| QQuickShaderEffectSourceTextureProvider *m_provider; |
| QSGLayer *m_texture; |
| WrapMode m_wrapMode; |
| QQuickItem *m_sourceItem; |
| QRectF m_sourceRect; |
| QSize m_textureSize; |
| Format m_format; |
| int m_samples; |
| uint m_live : 1; |
| uint m_hideSource : 1; |
| uint m_mipmap : 1; |
| uint m_recursive : 1; |
| uint m_grab : 1; |
| uint m_textureMirroring : 2; // Stores TextureMirroring enum |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QQUICKSHADEREFFECTSOURCE_P_H |