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++ // Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
++ // Copyright (C) 2016 The Qt Company Ltd and/or its subsidiary(-ies).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #ifndef QT3DRENDER_RENDER_TECHNIQUE_H
++ #define QT3DRENDER_RENDER_TECHNIQUE_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/backendnode_p.h>
++ #include <Qt3DRender/private/parameterpack_p.h>
++ #include <Qt3DRender/private/qgraphicsapifilter_p.h>
++ #include <Qt3DRender/qfilterkey.h>
++ #include <QList>
++ #include <QStringList>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++
++ class QTechnique;
++ class QParameter;
++ class QGraphicsApiFilter;
++ class QFilterKey;
++ class QRenderPass;
++
++ namespace Render {
++
++ class TechniqueManager;
++
++ class Q_3DRENDERSHARED_PRIVATE_EXPORT Technique : public BackendNode
++ {
++ public:
++ Technique();
++ ~Technique();
++ void cleanup();
++
++ void syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) override;
++
++ QList<Qt3DCore::QNodeId> parameters() const;
++
++ void appendRenderPass(Qt3DCore::QNodeId renderPassId);
++ void removeRenderPass(Qt3DCore::QNodeId renderPassId);
++
++ void appendFilterKey(Qt3DCore::QNodeId criterionId);
++ void removeFilterKey(Qt3DCore::QNodeId criterionId);
++
++ QList<Qt3DCore::QNodeId> filterKeys() const;
++ QList<Qt3DCore::QNodeId> renderPasses() const;
++ const GraphicsApiFilterData *graphicsApiFilter() const;
++
++ bool isCompatibleWithRenderer() const;
++ void setCompatibleWithRenderer(bool compatible);
++
++ bool isCompatibleWithFilters(const Qt3DCore::QNodeIdVector &filterKeyIds);
++
++ void setNodeManager(NodeManagers *nodeManager);
++ NodeManagers *nodeManager() const;
++
++ private:
++
++ GraphicsApiFilterData m_graphicsApiFilterData;
++ ParameterPack m_parameterPack;
++ QList<Qt3DCore::QNodeId> m_filterKeyList;
++ QList<Qt3DCore::QNodeId> m_renderPasses;
++ bool m_isCompatibleWithRenderer;
++ NodeManagers *m_nodeManager;
++ };
++
++ class TechniqueFunctor : public Qt3DCore::QBackendNodeMapper
++ {
++ public:
++ explicit TechniqueFunctor(AbstractRenderer *renderer, NodeManagers *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:
++ NodeManagers *m_manager;
++ AbstractRenderer *m_renderer;
++ };
++
++ } // namespace Render
++ } // namespace Qt3DRender
++
++ QT_END_NAMESPACE
++
++ #endif // QT3DRENDER_RENDER_TECHNIQUE_H