openscenegraph
StackedRotateAxisElement
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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