| 1 | // Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QT3DRENDER_RENDER_NODEFUNCTOR_P_H |
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| 5 | #define QT3DRENDER_RENDER_NODEFUNCTOR_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists for the convenience |
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| 12 | // of other Qt classes. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <Qt3DCore/qnode.h> |
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| 19 | #include <Qt3DRender/private/backendnode_p.h> |
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| 20 | |
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| 21 | QT_BEGIN_NAMESPACE |
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| 22 | |
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| 23 | namespace Qt3DRender { |
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| 24 | |
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| 25 | namespace Render { |
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| 26 | |
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| 27 | class AbstractRenderer; |
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| 28 | |
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| 29 | template<class Backend, class Manager> |
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| 30 | class NodeFunctor : public Qt3DCore::QBackendNodeMapper |
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| 31 | { |
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| 32 | public: |
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| 33 | explicit NodeFunctor(AbstractRenderer *renderer) |
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| 34 | : m_manager(renderer->nodeManagers()->manager<Backend, Manager>()) |
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| 35 | , m_renderer(renderer) |
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| 36 | { |
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| 37 | } |
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| 38 | |
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| 39 | Qt3DCore::QBackendNode *create(Qt3DCore::QNodeId id) const final |
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| 40 | { |
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| 41 | Backend *backend = m_manager->getOrCreateResource(id); |
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| 42 | backend->setRenderer(m_renderer); |
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| 43 | return backend; |
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| 44 | } |
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| 45 | |
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| 46 | Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const final |
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| 47 | { |
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| 48 | return m_manager->lookupResource(id); |
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| 49 | } |
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| 50 | |
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| 51 | void destroy(Qt3DCore::QNodeId id) const final |
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| 52 | { |
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| 53 | m_manager->releaseResource(id); |
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| 54 | } |
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| 55 | |
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| 56 | private: |
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| 57 | Manager *m_manager; |
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| 58 | AbstractRenderer *m_renderer; |
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| 59 | }; |
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| 60 | |
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| 61 | } // namespace Render |
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| 62 | |
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| 63 | } // namespace Qt3DRender |
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| 64 | |
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| 65 | QT_END_NAMESPACE |
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| 66 | |
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| 67 | #endif // QT3DRENDER_RENDER_NODEFUNCTOR_P_H |
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| 68 | |
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