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| |
| #ifndef QSGMATERIALSHADER_H |
| #define QSGMATERIALSHADER_H |
| |
| #include <QtQuick/qtquickglobal.h> |
| #if QT_CONFIG(opengl) |
| # include <QtGui/qopenglshaderprogram.h> |
| #endif |
| #include <QtGui/QMatrix4x4> |
| #include <QtCore/QRect> |
| #include <QtQuick/qsgmaterialtype.h> // for source compat |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QSGMaterial; |
| class QSGMaterialShaderPrivate; |
| |
| namespace QSGBatchRenderer { |
| class ShaderManager; |
| } |
| |
| class Q_QUICK_EXPORT QSGMaterialShader |
| { |
| public: |
| class Q_QUICK_EXPORT RenderState { |
| public: |
| enum DirtyState |
| { |
| DirtyMatrix = 0x0001, |
| DirtyOpacity = 0x0002, |
| DirtyCachedMaterialData = 0x0004, |
| DirtyAll = 0xFFFF |
| }; |
| Q_DECLARE_FLAGS(DirtyStates, DirtyState) |
| |
| inline DirtyStates dirtyStates() const { return m_dirty; } |
| |
| inline bool isMatrixDirty() const { return m_dirty & DirtyMatrix; } |
| inline bool isOpacityDirty() const { return m_dirty & DirtyOpacity; } |
| bool isCachedMaterialDataDirty() const { return m_dirty & DirtyCachedMaterialData; } |
| |
| float opacity() const; |
| QMatrix4x4 combinedMatrix() const; |
| QMatrix4x4 modelViewMatrix() const; |
| QMatrix4x4 projectionMatrix() const; |
| QRect viewportRect() const; |
| QRect deviceRect() const; |
| float determinant() const; |
| float devicePixelRatio() const; |
| #if QT_CONFIG(opengl) |
| QOpenGLContext *context() const; |
| #endif |
| private: |
| friend class QSGRenderer; |
| DirtyStates m_dirty; |
| const void *m_data; |
| }; |
| |
| QSGMaterialShader(); |
| virtual ~QSGMaterialShader(); |
| |
| virtual void activate(); |
| virtual void deactivate(); |
| // First time a material is used, oldMaterial is null. |
| virtual void updateState(const RenderState &state, QSGMaterial *newMaterial, QSGMaterial *oldMaterial); |
| virtual char const *const *attributeNames() const = 0; // Array must end with null. |
| #if QT_CONFIG(opengl) |
| inline QOpenGLShaderProgram *program() { return &m_program; } |
| #endif |
| protected: |
| Q_DECLARE_PRIVATE(QSGMaterialShader) |
| QSGMaterialShader(QSGMaterialShaderPrivate &dd); |
| |
| friend class QSGDefaultRenderContext; |
| friend class QSGBatchRenderer::ShaderManager; |
| #if QT_CONFIG(opengl) |
| void setShaderSourceFile(QOpenGLShader::ShaderType type, const QString &sourceFile); |
| void setShaderSourceFiles(QOpenGLShader::ShaderType type, const QStringList &sourceFiles); |
| |
| virtual void compile(); |
| #endif |
| virtual void initialize() { } |
| #if QT_CONFIG(opengl) |
| virtual const char *vertexShader() const; |
| virtual const char *fragmentShader() const; |
| #endif |
| private: |
| #if QT_CONFIG(opengl) |
| QOpenGLShaderProgram m_program; |
| #endif |
| QScopedPointer<QSGMaterialShaderPrivate> d_ptr; |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QSGMaterialShader::RenderState::DirtyStates) |
| |
| QT_END_NAMESPACE |
| |
| #endif |