Developer Documentation
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Modules Pages
BezierCurveT.hh
1 /*===========================================================================*\
2  * *
3  * OpenFlipper *
4  * Copyright (c) 2001-2015, RWTH-Aachen University *
5  * Department of Computer Graphics and Multimedia *
6  * All rights reserved. *
7  * www.openflipper.org *
8  * *
9  *---------------------------------------------------------------------------*
10  * This file is part of OpenFlipper. *
11  *---------------------------------------------------------------------------*
12  * *
13  * Redistribution and use in source and binary forms, with or without *
14  * modification, are permitted provided that the following conditions *
15  * are met: *
16  * *
17  * 1. Redistributions of source code must retain the above copyright notice, *
18  * this list of conditions and the following disclaimer. *
19  * *
20  * 2. Redistributions in binary form must reproduce the above copyright *
21  * notice, this list of conditions and the following disclaimer in the *
22  * documentation and/or other materials provided with the distribution. *
23  * *
24  * 3. Neither the name of the copyright holder nor the names of its *
25  * contributors may be used to endorse or promote products derived from *
26  * this software without specific prior written permission. *
27  * *
28  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39  * *
40 \*===========================================================================*/
41 
42 /*===========================================================================*\
43  * *
44  * $Revision$ *
45  * $Author$ *
46  * $Date$ *
47  * *
48 \*===========================================================================*/
49 
50 
51 
52 //=============================================================================
53 //
54 // CLASS BezierCurveT
55 //
56 //=============================================================================
57 
58 
59 #ifndef ACG_BEZIERCURVE_HH
60 #define ACG_BEZIERCURVE_HH
61 
62 
63 //== INCLUDES =================================================================
64 
65 
66 #include "VectorT.hh"
67 #include <vector>
68 
69 
70 //== NAMESPACES ==============================================================
71 
72 
73 namespace ACG {
74 
75 
76 //== CLASS DEFINITION =========================================================
77 
78 
82 template <class Point>
83 class BezierCurveT : public std::vector<Point>
84 {
85 public:
86 
87  typedef typename Point::value_type Scalar;
88  typedef BezierCurveT<Point> Self;
89  typedef std::vector<Point> Base;
90 
91 
94 
97 
98 
100  unsigned int degree() const { return Base::size()-1; }
101 
102 
104  Point operator()(Scalar _t) const;
105 
106 
110  void subdivide(Scalar _t, Self& _curve0, Self& _curve1) const;
111 
112 };
113 
114 
115 //=============================================================================
116 } // namespace ACG
117 //=============================================================================
118 #if defined(INCLUDE_TEMPLATES) && !defined(ACG_BEZIERCURVE_C)
119 #define ACG_BEZIERCURVE_TEMPLATES
120 #include "BezierCurveT.cc"
121 #endif
122 //=============================================================================
123 #endif // ACG_BEZIERCURVE_HH defined
124 //=============================================================================
125 
unsigned int degree() const
return degree (= size()-1)
Point operator()(Scalar _t) const
evaluate curve at parameter _t using deCasteljau
Definition: BezierCurveT.cc:78
Namespace providing different geometric functions concerning angles.
Definition: DBSCANT.cc:51
void subdivide(Scalar _t, Self &_curve0, Self &_curve1) const
~BezierCurveT()
destructor
Definition: BezierCurveT.hh:96
BezierCurveT()
constructor
Definition: BezierCurveT.hh:93