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/****************************************************************************
**
** Copyright (C) 2017 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 QT3DANIMATION_ANIMATION_ANIMATIONUTILS_P_H
#define QT3DANIMATION_ANIMATION_ANIMATIONUTILS_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 <Qt3DAnimation/private/qt3danimation_global_p.h>
#include <Qt3DCore/qnodeid.h>
#include <Qt3DCore/qscenechange.h>
QT_BEGIN_NAMESPACE
namespace Qt3DAnimation {
namespace Animation {
class ChannelGroup;
class Handler;
class AnimationClip;
class ChannelMapper;
class Q_AUTOTEST_EXPORT AnimationUtils
{
public:
struct MappingData {
Qt3DCore::QNodeId targetId;
const char *propertyName;
int type;
int channelBaseIndex;
QVector<int> channelIndices;
};
struct BlendingMappingData {
Qt3DCore::QNodeId targetId;
const char *propertyName;
int type;
QVector<int> channelIndicesClip1;
QVector<int> channelIndicesClip2;
enum BlendAction {
NoBlending, // Use the channel from Clip1 only
ClipBlending, // Blending 2 clips sharing the same channel
};
BlendAction blendAction;
};
static double localTimeFromGlobalTime(double t_global, double t_start_global,
double playbackRate, double duration,
int loopCount, int ¤tLoop);
static QVector<int> channelsToIndices(const ChannelGroup &channelGroup,
int dataType,
int offset = 0);
static QVector<int> channelsToIndicesHelper(const ChannelGroup &channelGroup,
int dataType,
int offset,
const QStringList &suffixes);
static QVector<float> evaluateAtGlobalTime(AnimationClip *clip,
qint64 globalTime,
qint64 startTime,
int loopCount,
int ¤tLoop,
bool &finalFrame);
static QVector<Qt3DCore::QSceneChangePtr> preparePropertyChanges(Qt3DCore::QNodeId peerId,
const QVector<MappingData> &mappingData,
const QVector<float> &channelResults,
bool finalFrame);
static QVector<MappingData> buildPropertyMappings(Handler *handler,
const AnimationClip *clip,
const ChannelMapper *mapper);
private:
static QVector<float> evaluateAtLocalTime(AnimationClip *clip,
float localTime,
int currentLoop,
int loopCount,
bool &finalFrame);
};
} // Animation
} // Qt3DAnimation
QT_END_NAMESPACE
#endif // QT3DANIMATION_ANIMATION_ANIMATIONUTILS_P_H
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