diff options
author | Sean Harmer <sean.harmer@kdab.com> | 2015-09-18 18:04:22 +0100 |
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committer | Paul Lemire <paul.lemire@kdab.com> | 2015-10-13 12:13:09 +0000 |
commit | b6756277908e1d8e15dd3e35da72c42569494152 (patch) | |
tree | 237ea333015f4479f9fbafd4184b89789983a304 /src/render/framegraph/framegraphnode_p.h | |
parent | 9c1281f56317bfb8c050d0c464a5a1da1ca885bd (diff) |
Final batch of file moves for now
Change-Id: I0c9e83e3142e6b083feb2cbcabcc4279de64b95b
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>
Diffstat (limited to 'src/render/framegraph/framegraphnode_p.h')
-rw-r--r-- | src/render/framegraph/framegraphnode_p.h | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/render/framegraph/framegraphnode_p.h b/src/render/framegraph/framegraphnode_p.h new file mode 100644 index 000000000..f5683a58e --- /dev/null +++ b/src/render/framegraph/framegraphnode_p.h @@ -0,0 +1,179 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt3D module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QT3DRENDER_RENDER_FRAMEGRAPHNODE_H +#define QT3DRENDER_RENDER_FRAMEGRAPHNODE_H + +#include <Qt3DCore/qhandle.h> +#include <Qt3DCore/qnode.h> +#include <Qt3DCore/qbackendnode.h> +#include <Qt3DRenderer/qframegraphnode.h> +#include <Qt3DRenderer/private/managers_p.h> +#include <qglobal.h> +#include <QVector> + +QT_BEGIN_NAMESPACE + +namespace Qt3DRender { + +namespace Render { + +class FrameGraphNode : public Qt3D::QBackendNode +{ +public: + FrameGraphNode(); + virtual ~FrameGraphNode(); + + enum FrameGraphNodeType { + InvalidNodeType = 0, + CameraSelector, + LayerFilter, + RenderPassFilter, + RenderTarget, + TechniqueFilter, + Viewport, + ClearBuffer, + SortMethod, + SubtreeSelector, + StateSet, + NoDraw + }; + FrameGraphNodeType nodeType() const { return m_nodeType; } + + void setEnabled(bool enabled) { m_enabled = enabled; } + inline bool isEnabled() const { return m_enabled; } + + void setFrameGraphManager(FrameGraphManager *manager); + + void setHandle(HFrameGraphNode handle); + void setParentHandle(HFrameGraphNode parentHandle); + void appendChildHandle(HFrameGraphNode childHandle); + void removeChildHandle(HFrameGraphNode childHandle); + + HFrameGraphNode handle() const; + HFrameGraphNode parentHandle() const; + QList<HFrameGraphNode> childrenHandles() const; + + FrameGraphNode *parent() const; + QList<FrameGraphNode *> children() const; + +protected: + FrameGraphNode(FrameGraphNodeType nodeType); + +private: + FrameGraphNodeType m_nodeType; + bool m_enabled; + HFrameGraphNode m_handle; + HFrameGraphNode m_parentHandle; + QList<HFrameGraphNode> m_childrenHandles; + FrameGraphManager *m_manager; + + friend class FrameGraphVisitor; +}; + +template<typename Backend, typename Frontend> +class FrameGraphNodeFunctor : public Qt3D::QBackendNodeFunctor +{ +public: + explicit FrameGraphNodeFunctor(FrameGraphManager *manager) + : m_manager(manager) + { + } + + Qt3D::QBackendNode *create(Qt3D::QNode *frontend, const Qt3D::QBackendNodeFactory *factory) const Q_DECL_OVERRIDE + { + return createBackendFrameGraphNode(frontend, factory); + } + + Qt3D::QBackendNode *get(const Qt3D::QNodeId &id) const Q_DECL_OVERRIDE + { + FrameGraphNode **node = m_manager->lookupResource(id); + if (node != Q_NULLPTR) + return *node; + return Q_NULLPTR; + } + + void destroy(const Qt3D::QNodeId &id) const Q_DECL_OVERRIDE + { + m_manager->releaseResource(id); + } + +protected: + Backend *createBackendFrameGraphNode(Qt3D::QNode *n, const Qt3D::QBackendNodeFactory *factory) const + { + Frontend *f = qobject_cast<Frontend *>(n); + if (f != Q_NULLPTR) { + HFrameGraphNode handle = m_manager->lookupHandle(n->id()); + if (handle.isNull()) { + handle = m_manager->getOrAcquireHandle(n->id()); + Backend *backend = new Backend(); + *m_manager->data(handle) = backend; + backend->setFactory(factory); + backend->setFrameGraphManager(m_manager); + backend->setHandle(handle); + backend->setPeer(f); + QFrameGraphNode *parentFGNode = static_cast<QFrameGraphNode *>(n)->parentFrameGraphNode(); + if (parentFGNode) + backend->setParentHandle(m_manager->lookupHandle(parentFGNode->id())); + return backend; + } + return static_cast<Backend *>(*m_manager->data(handle)); + } + return Q_NULLPTR; + } + +private: + FrameGraphManager *m_manager; +}; + +class FrameGraphComponentFunctor : public Qt3D::QBackendNodeFunctor +{ +public: + explicit FrameGraphComponentFunctor(Renderer *renderer); + Qt3D::QBackendNode *create(Qt3D::QNode *frontend, const Qt3D::QBackendNodeFactory *factory) const Q_DECL_OVERRIDE; + Qt3D::QBackendNode *get(const Qt3D::QNodeId &id) const Q_DECL_OVERRIDE; + void destroy(const Qt3D::QNodeId &id) const Q_DECL_OVERRIDE; + +private: + Renderer *m_renderer; +}; + +} // namespace Render +} // namespace Qt3DRender + +QT_END_NAMESPACE + +#endif // QT3DRENDER_RENDER_FRAMEGRAPHNODE_H |