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| |
| #ifndef QT3DRENDER_RENDER_SHADERCACHE_H |
| #define QT3DRENDER_RENDER_SHADERCACHE_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of other Qt classes. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <Qt3DRender/private/qt3drender_global_p.h> |
| #include <Qt3DRender/private/shader_p.h> |
| |
| #include <QtCore/qhash.h> |
| #include <QtCore/qmutex.h> |
| #include <QtCore/qvector.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QOpenGLShaderProgram; |
| |
| namespace Qt3DRender { |
| namespace Render { |
| |
| #if defined(QT_BUILD_INTERNAL) |
| class tst_ShaderCache; |
| #endif |
| |
| class Q_3DRENDERSHARED_PRIVATE_EXPORT ShaderCache |
| { |
| public: |
| ~ShaderCache(); |
| |
| QOpenGLShaderProgram *getShaderProgramAndAddRef(ProgramDNA dna, Qt3DCore::QNodeId shaderPeerId, bool *wasPresent = nullptr); |
| void insert(ProgramDNA dna, Qt3DCore::QNodeId shaderPeerId, QOpenGLShaderProgram *program); |
| void removeRef(ProgramDNA dna, Qt3DCore::QNodeId shaderPeerId); |
| void purge(); |
| void clear(); |
| |
| // Only ever used from the OpenGL submission thread |
| QOpenGLShaderProgram *getShaderProgramForDNA(ProgramDNA dna) const; |
| QVector<Qt3DCore::QNodeId> shaderIdsForProgram(ProgramDNA dna) const; |
| |
| private: |
| // Only ever used from the OpenGL submission thread |
| QHash<ProgramDNA, QOpenGLShaderProgram *> m_programHash; |
| |
| // Accessed from both the OpenGL submission thread and the aspect thread |
| QHash<ProgramDNA, QVector<Qt3DCore::QNodeId>> m_programRefs; |
| QVector<ProgramDNA> m_pendingRemoval; |
| QMutex m_refsMutex; |
| |
| #if defined(QT_BUILD_INTERNAL) |
| friend class tst_ShaderCache; |
| #endif |
| }; |
| |
| } // namespace Render |
| } // namespace Qt3DRender |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT3DRENDER_RENDER_SHADERCACHE_H |