root/OpenSceneGraph/trunk/include/osgAnimation/StackedRotateAxisElement @ 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#ifndef OSGANIMATION_STACKED_ROTATE_AXIS_ELEMENT
16#define OSGANIMATION_STACKED_ROTATE_AXIS_ELEMENT 1
17
18#include <osgAnimation/Export>
19#include <osgAnimation/StackedTransformElement>
20#include <osgAnimation/Target>
21#include <osg/Vec3>
22
23namespace osgAnimation
24{
25
26    class OSGANIMATION_EXPORT StackedRotateAxisElement : public StackedTransformElement
27    {
28    public:
29        META_Object(osgAnimation, StackedRotateAxisElement);
30
31        StackedRotateAxisElement();
32        StackedRotateAxisElement(const StackedRotateAxisElement&, const osg::CopyOp&);
33        StackedRotateAxisElement(const std::string& name, const osg::Vec3& axis, double angle);
34        StackedRotateAxisElement(const osg::Vec3& axis, double angle);
35
36        void applyToMatrix(osg::Matrix& matrix) const;
37        osg::Matrix getAsMatrix() const;
38        bool isIdentity() const { return (_angle == 0); }
39        void update(float t = 0.0);
40
41        const osg::Vec3& getAxis() const;
42        double getAngle() const;
43        void setAxis(const osg::Vec3&);
44        void setAngle(double);
45
46        virtual Target* getOrCreateTarget();
47        virtual Target* getTarget() {return _target.get();}
48        virtual const Target* getTarget() const {return _target.get();}
49
50    protected:
51        osg::Vec3 _axis;
52        double _angle;
53        osg::ref_ptr<FloatTarget> _target;
54    };
55
56}
57
58#endif
59
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