root/OpenSceneGraph/trunk/include/osgAnimation/StackedQuaternionElement @ 13041

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1/*  -*-c++-*-
2 *  Copyright (C) 2009 Cedric Pinson <cedric.pinson@plopbyte.net>
3 *
4 * This library is open source and may be redistributed and/or modified under
5 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
6 * (at your option) any later version.  The full license is in LICENSE file
7 * included with this distribution, and on the openscenegraph.org website.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * OpenSceneGraph Public License for more details.
13 */
14
15
16#ifndef OSGANIMATION_STACKED_QUATERNION_ELEMENT
17#define OSGANIMATION_STACKED_QUATERNION_ELEMENT 1
18
19#include <osgAnimation/Export>
20#include <osgAnimation/StackedTransformElement>
21#include <osgAnimation/Target>
22
23namespace osgAnimation
24{
25
26    class OSGANIMATION_EXPORT StackedQuaternionElement : public StackedTransformElement
27    {
28    public:
29        META_Object(osgAnimation, StackedQuaternionElement);
30
31        StackedQuaternionElement();
32        StackedQuaternionElement(const StackedQuaternionElement&, const osg::CopyOp&);
33        StackedQuaternionElement(const std::string&, const osg::Quat& q = osg::Quat(0,0,0,1));
34        StackedQuaternionElement(const osg::Quat&);
35
36        void applyToMatrix(osg::Matrix& matrix) const;
37        osg::Matrix getAsMatrix() const;
38        bool isIdentity() const;
39        void update(float t = 0.0);
40
41        const osg::Quat& getQuaternion() const;
42        void setQuaternion(const osg::Quat&);
43        virtual Target* getOrCreateTarget();
44        virtual Target* getTarget();
45        virtual const Target* getTarget() const;
46
47    protected:
48        osg::Quat _quaternion;
49        osg::ref_ptr<QuatTarget> _target;
50    };
51
52}
53
54#endif
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