Revision control
++ // Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #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 <Qt3DCore/qbuffer.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DCore {
++ struct QBufferUpdate;
++ }
++
++ namespace Qt3DRender {
++ 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 updateDataFromGPUToCPU(QByteArray data);
++ inline Qt3DCore::QBuffer::UsageType usage() const { return m_usage; }
++ inline QByteArray data() const { return m_data; }
++ inline std::vector<Qt3DCore::QBufferUpdate> &pendingBufferUpdates() { return m_bufferUpdates; }
++ inline bool isDirty() const { return m_bufferDirty; }
++ inline Qt3DCore::QBuffer::AccessType access() const { return m_access; }
++ void unsetDirty();
++
++ private:
++ void forceDataUpload();
++
++ Qt3DCore::QBuffer::UsageType m_usage;
++ QByteArray m_data;
++ std::vector<Qt3DCore::QBufferUpdate> m_bufferUpdates;
++ bool m_bufferDirty;
++ Qt3DCore::QBuffer::AccessType m_access;
++ BufferManager *m_manager;
++ };
++
++ class BufferFunctor : public Qt3DCore::QBackendNodeMapper
++ {
++ public:
++ explicit BufferFunctor(AbstractRenderer *renderer, BufferManager *manager);
++ Qt3DCore::QBackendNode *create(Qt3DCore::QNodeId id) 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