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// Copyright (C) 2017 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 QT3DANIMATION_ANIMATION_CLIPBLENDNODE_P_H
#define QT3DANIMATION_ANIMATION_CLIPBLENDNODE_P_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 <Qt3DCore/qnodeid.h>
#include <Qt3DAnimation/private/backendnode_p.h>
#include <Qt3DAnimation/private/managers_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DAnimation {
namespace Animation {
class ClipBlendNodeManager;
class Q_AUTOTEST_EXPORT ClipBlendNode : public BackendNode
{
public:
~ClipBlendNode();
enum BlendType {
NoneBlendType,
LerpBlendType,
AdditiveBlendType,
ValueType
};
void setClipBlendNodeManager(ClipBlendNodeManager *manager);
inline ClipBlendNodeManager *clipBlendNodeManager() const { return m_manager; }
BlendType blendType() const;
void blend(Qt3DCore::QNodeId animatorId);
void setClipResults(Qt3DCore::QNodeId animatorId, const ClipResults &clipResults);
ClipResults clipResults(Qt3DCore::QNodeId animatorId) const;
virtual QList<Qt3DCore::QNodeId> allDependencyIds() const = 0;
virtual QList<Qt3DCore::QNodeId> currentDependencyIds() const = 0;
virtual double duration() const = 0;
protected:
explicit ClipBlendNode(BlendType blendType);
virtual ClipResults doBlend(const QList<ClipResults> &blendData) const = 0;
private:
ClipBlendNodeManager *m_manager;
BlendType m_blendType;
// Store the results of evaluations indexed by animator id
QList<Qt3DCore::QNodeId> m_animatorIds;
QList<ClipResults> m_clipResults;
};
template<typename Backend, typename Frontend>
class ClipBlendNodeFunctor : public Qt3DCore::QBackendNodeMapper
{
public:
explicit ClipBlendNodeFunctor(Handler *handler, ClipBlendNodeManager *manager)
: m_handler(handler)
, m_manager(manager)
{
}
Qt3DCore::QBackendNode *create(Qt3DCore::QNodeId id) const final
{
if (m_manager->containsNode(id))
return static_cast<Backend *>(m_manager->lookupNode(id));
Backend *backend = new Backend();
backend->setClipBlendNodeManager(m_manager);
backend->setHandler(m_handler);
m_manager->appendNode(id, backend);
return backend;
}
Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const final
{
return m_manager->lookupNode(id);
}
void destroy(Qt3DCore::QNodeId id) const final
{
m_manager->releaseNode(id);
}
private:
Handler *m_handler;
ClipBlendNodeManager *m_manager;
};
} // Animation
} // Qt3DAnimation
QT_END_NAMESPACE
#endif // QT3DANIMATION_ANIMATION_CLIPBLENDNODE_P_H
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