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RotationSpline.hh
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1 /*
2  * Copyright (C) 2012-2014 Open Source Robotics Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16 */
17 #ifndef _ROTATIONSPLINE_HH_
18 #define _ROTATIONSPLINE_HH_
19 
20 #include <vector>
22 #include "gazebo/util/system.hh"
23 
24 namespace gazebo
25 {
26  namespace math
27  {
30 
34  {
36  public: RotationSpline();
37 
39  public: ~RotationSpline();
40 
43  public: void AddPoint(const Quaternion &_p);
44 
49  public: const Quaternion &GetPoint(unsigned int _index) const;
50 
53  public: unsigned int GetNumPoints() const;
54 
56  public: void Clear();
57 
62  public: void UpdatePoint(unsigned int _index, const Quaternion &_value);
63 
73  public: Quaternion Interpolate(double _t, bool _useShortestPath = true);
74 
83  public: Quaternion Interpolate(unsigned int _fromIndex, double _t,
84  bool _useShortestPath = true);
85 
100  public: void SetAutoCalculate(bool _autoCalc);
101 
106  public: void RecalcTangents();
107 
110  protected: bool autoCalc;
111 
113  protected: std::vector<Quaternion> points;
114 
116  protected: std::vector<Quaternion> tangents;
117  };
119  }
120 }
121 
122 #endif