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source: orxonox.OLD/orxonox/branches/updater/src/curve.h @ 3312

Last change on this file since 3312 was 3217, checked in by bensch, 20 years ago

orxonox/trunk: copied Curve-class from branches/bezierCurve. The only really useable Class from there.

File size: 1.3 KB
Line 
1/*!
2    \file curve.h
3    \brief A basic 3D curve framework
4   
5    Contains classes to handle curves
6*/ 
7
8#ifndef _CURVE_H
9#define _CURVE_H
10
11#include "vector.h"
12
13
14//! An abstract class to handle curves.
15class Curve
16{
17 protected:
18  int nodeCount;         //!< The count of nodes the Curve has.
19  Vector curvePoint;     //!< The point on the Cureve at a local Time.
20  float localTime;       //!< If the time of one point is asked more than once the programm will not calculate it again.
21
22  //! Handles the curve-points (dynamic List)
23  struct PathNode
24  {
25    int number;          //!< The N-th node of this curve.
26    Vector position;     //!< Vector Pointung to this curve-point.
27    PathNode* next;      //!< Pointer to the next Node.
28  };
29
30  PathNode* firstNode;   //!< First node of the curve.
31  PathNode* currentNode; //!< The node we are working with (the Last node).
32
33 public:
34  void addNode (const Vector& newNode);
35
36};
37
38//! Bezier Curve
39/**
40   Class to handle bezier curves in 3-dimesnsional space
41   
42   needed for  the Tracking system in OrxOnoX.
43*/
44class BezierCurve : public Curve
45{
46 private:
47  // all from Curve-Class
48 public:
49  BezierCurve (void);
50  ~BezierCurve (void);
51  Vector calcPos (float t);
52  Vector calcDir (float t);
53  Quaternion calcQuat (float t);
54 
55 
56  Vector getPos () const;
57};
58
59int ncr(int n, int i);
60
61
62#endif /* _CURVE_H */
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