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| |
| #ifndef QT3DRENDER_RENDER_BUFFER_H |
| #define QT3DRENDER_RENDER_BUFFER_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 <QtCore> |
| #include <Qt3DRender/private/backendnode_p.h> |
| #include <Qt3DRender/qbuffer.h> |
| #include <Qt3DRender/qbufferdatagenerator.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace Qt3DRender { |
| |
| struct QBufferUpdate; |
| |
| namespace Render { |
| |
| class BufferManager; |
| |
| class Q_3DRENDERSHARED_PRIVATE_EXPORT Buffer : public BackendNode |
| { |
| public: |
| Buffer(); |
| ~Buffer(); |
| void cleanup(); |
| |
| void syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) override; |
| |
| void setManager(BufferManager *manager); |
| void executeFunctor(); |
| void updateDataFromGPUToCPU(QByteArray data); |
| inline QBuffer::UsageType usage() const { return m_usage; } |
| inline QByteArray data() const { return m_data; } |
| inline QVector<Qt3DRender::QBufferUpdate> &pendingBufferUpdates() { return m_bufferUpdates; } |
| inline bool isDirty() const { return m_bufferDirty; } |
| inline QBufferDataGeneratorPtr dataGenerator() const { return m_functor; } |
| inline bool isSyncData() const { return m_syncData; } |
| inline QBuffer::AccessType access() const { return m_access; } |
| void unsetDirty(); |
| |
| private: |
| void forceDataUpload(); |
| |
| QBuffer::UsageType m_usage; |
| QByteArray m_data; |
| QVector<Qt3DRender::QBufferUpdate> m_bufferUpdates; |
| bool m_bufferDirty; |
| bool m_syncData; |
| QBuffer::AccessType m_access; |
| QBufferDataGeneratorPtr m_functor; |
| BufferManager *m_manager; |
| }; |
| |
| class BufferFunctor : public Qt3DCore::QBackendNodeMapper |
| { |
| public: |
| explicit BufferFunctor(AbstractRenderer *renderer, BufferManager *manager); |
| Qt3DCore::QBackendNode *create(const Qt3DCore::QNodeCreatedChangeBasePtr &change) const override; |
| Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const override; |
| void destroy(Qt3DCore::QNodeId id) const override; |
| private: |
| BufferManager *m_manager; |
| AbstractRenderer *m_renderer; |
| }; |
| |
| } // namespace Render |
| |
| } // namespace Qt3DRender |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT3DRENDER_RENDER_BUFFER_H |