Files
OpenSceneGraph/src/osgAnimation/StackedQuaternionElement.cpp

54 lines
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C++

/* -*-c++-*-
* Copyright (C) 2009 Cedric Pinson <cedric.pinson@plopbyte.net>
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#include <osgAnimation/StackedQuaternionElement>
using namespace osgAnimation;
StackedQuaternionElement::StackedQuaternionElement(const std::string& name, const osg::Quat& quaternion) : _quaternion(quaternion) { setName(name); }
StackedQuaternionElement::StackedQuaternionElement(const StackedQuaternionElement& rhs, const osg::CopyOp&) : StackedTransformElement(rhs), _quaternion(rhs._quaternion)
{
if (rhs._target.valid())
_target = new QuatTarget(*rhs._target);
}
StackedQuaternionElement::StackedQuaternionElement(const osg::Quat& quat) : _quaternion(quat) { setName("quaternion"); }
StackedQuaternionElement::StackedQuaternionElement()
{
}
const osg::Quat& StackedQuaternionElement::getQuaternion() const { return _quaternion; }
void StackedQuaternionElement::setQuaternion(const osg::Quat& q) { _quaternion = q; }
void StackedQuaternionElement::applyToMatrix(osg::Matrix& matrix) const {matrix.preMultRotate(_quaternion);}
osg::Matrix StackedQuaternionElement::getAsMatrix() const { return osg::Matrix(_quaternion); }
bool StackedQuaternionElement::isIdentity() const { return (_quaternion[0] == 0 && _quaternion[1] == 0 && _quaternion[2] == 0 && _quaternion[3] == 1.0); }
void StackedQuaternionElement::update(float /*t*/)
{
if (_target.valid())
_quaternion = _target->getValue();
}
Target* StackedQuaternionElement::getOrCreateTarget()
{
if (!_target.valid())
_target = new QuatTarget(_quaternion);
return _target.get();
}
Target* StackedQuaternionElement::getTarget() {return _target.get();}
const Target* StackedQuaternionElement::getTarget() const {return _target.get();}