| /**************************************************************************** |
| ** |
| ** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt3D module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QT3DRENDER_RENDER_FRAMEGRAPHNODE_H |
| #define QT3DRENDER_RENDER_FRAMEGRAPHNODE_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 <Qt3DCore/private/qhandle_p.h> |
| #include <Qt3DCore/qnode.h> |
| #include <Qt3DRender/qframegraphnode.h> |
| #include <Qt3DRender/private/managers_p.h> |
| #include <Qt3DRender/private/nodemanagers_p.h> |
| #include <qglobal.h> |
| #include <QVector> |
| |
| // Windows had the smart idea of using a #define MemoryBarrier |
| // https://msdn.microsoft.com/en-us/library/windows/desktop/ms684208(v=vs.85).aspx |
| #if defined(Q_OS_WIN) && defined(MemoryBarrier) |
| #undef MemoryBarrier |
| #endif |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace Qt3DRender { |
| |
| namespace Render { |
| |
| class FrameGraphManager; |
| |
| class Q_AUTOTEST_EXPORT FrameGraphNode : public BackendNode |
| { |
| public: |
| FrameGraphNode(); |
| virtual ~FrameGraphNode(); |
| |
| enum FrameGraphNodeType { |
| InvalidNodeType = 0, |
| CameraSelector, |
| LayerFilter, |
| RenderPassFilter, |
| RenderTarget, |
| TechniqueFilter, |
| Viewport, |
| ClearBuffers, |
| SortMethod, |
| SubtreeEnabler, |
| StateSet, |
| NoDraw, |
| FrustumCulling, |
| Lighting, |
| ComputeDispatch, |
| Surface, |
| RenderCapture, |
| BufferCapture, |
| MemoryBarrier, |
| ProximityFilter, |
| BlitFramebuffer, |
| SetFence, |
| WaitFence, |
| NoPicking |
| }; |
| FrameGraphNodeType nodeType() const { return m_nodeType; } |
| |
| void setFrameGraphManager(FrameGraphManager *manager); |
| FrameGraphManager *manager() const; |
| |
| void setParentId(Qt3DCore::QNodeId parentId); |
| |
| Qt3DCore::QNodeId parentId() const; |
| QVector<Qt3DCore::QNodeId> childrenIds() const; |
| |
| FrameGraphNode *parent() const; |
| QVector<FrameGraphNode *> children() const; |
| |
| void cleanup(); |
| |
| void syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime) override; |
| |
| protected: |
| FrameGraphNode(FrameGraphNodeType nodeType, QBackendNode::Mode mode = QBackendNode::ReadOnly); |
| |
| private: |
| FrameGraphNodeType m_nodeType; |
| Qt3DCore::QNodeId m_parentId; |
| QVector<Qt3DCore::QNodeId> m_childrenIds; |
| FrameGraphManager *m_manager; |
| |
| friend class FrameGraphVisitor; |
| }; |
| |
| template<typename Backend, typename Frontend> |
| class FrameGraphNodeFunctor : public Qt3DCore::QBackendNodeMapper |
| { |
| public: |
| explicit FrameGraphNodeFunctor(AbstractRenderer *renderer) |
| : m_manager(renderer->nodeManagers()->frameGraphManager()) |
| , m_renderer(renderer) |
| { |
| } |
| |
| Qt3DCore::QBackendNode *create(const Qt3DCore::QNodeCreatedChangeBasePtr &change) const override |
| { |
| return createBackendFrameGraphNode(change); |
| } |
| |
| Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const override |
| { |
| return m_manager->lookupNode(id); |
| } |
| |
| void destroy(Qt3DCore::QNodeId id) const override |
| { |
| m_manager->releaseNode(id); |
| } |
| |
| protected: |
| Backend *createBackendFrameGraphNode(const Qt3DCore::QNodeCreatedChangeBasePtr &change) const |
| { |
| if (!m_manager->containsNode(change->subjectId())) { |
| Backend *backend = new Backend(); |
| backend->setFrameGraphManager(m_manager); |
| backend->setRenderer(m_renderer); |
| m_manager->appendNode(change->subjectId(), backend); |
| return backend; |
| } |
| return static_cast<Backend *>(m_manager->lookupNode(change->subjectId())); |
| } |
| |
| private: |
| FrameGraphManager *m_manager; |
| AbstractRenderer *m_renderer; |
| }; |
| |
| } // namespace Render |
| } // namespace Qt3DRender |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT3DRENDER_RENDER_FRAMEGRAPHNODE_H |