Developer Documentation

- Main Page
- Related Pages
- Modules
- Namespaces
- Classes
- Files

- File List
- File Members

All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Modules Pages
BezierInterpolationT.cc
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 * $LastChangedBy$ *
46 * $Date$ *
47 * *
48 \*===========================================================================*/
49
50 #include "AnimationHelper.hh"
51 #include <utility>
52
53 //-----------------------------------------------------------------------------------------------------
54
55 template<typename Scalar>
56 std::vector<Scalar> BezierInterpolationT<Scalar>::getValue(Scalar _atX) {
57 float bezierParam = AnimationHelper::approximateCubicBezierParameter<Scalar>(_atX, P0_.first, P1_.first, C0_.first, C1_.first);
58 return AnimationHelper::evaluateBezier<Scalar>(bezierParam, P0_.second, P1_.second, C0_.second, C1_.second);
59 }
60
61 //-----------------------------------------------------------------------------------------------------
62
63 template<typename Scalar>
64 Scalar BezierInterpolationT<Scalar>::getMaxInput() {
65 typedef std::vector<Scalar> Scalars;
66
67 Scalars p0_x; p0_x.push_back(P0_.first);
68 Scalars p1_x; p1_x.push_back(P1_.first);
69 Scalars c0_x; c0_x.push_back(C0_.first);
70 Scalars c1_x; c1_x.push_back(C1_.first);
71
72 return AnimationHelper::evaluateBezier<Scalar>(1.0f, p0_x, p1_x, c0_x, c1_x)[0];
73 }
74
75 //-----------------------------------------------------------------------------------------------------
76
77 template<typename Scalar>
78 Scalar BezierInterpolationT<Scalar>::getMinInput() {
79 typedef std::vector<Scalar> Scalars;
80
81 Scalars p0_x; p0_x.push_back(P0_.first);
82 Scalars p1_x; p1_x.push_back(P1_.first);
83 Scalars c0_x; c0_x.push_back(C0_.first);
84 Scalars c1_x; c1_x.push_back(C1_.first);
85
86 return AnimationHelper::evaluateBezier<Scalar>(0.0f, p0_x, p1_x, c0_x, c1_x)[0];
87 }
88
89 //-----------------------------------------------------------------------------------------------------
90
91 template<typename Scalar>
92 typename BezierInterpolationT<Scalar>::Point&
93 BezierInterpolationT<Scalar>::P0(){
94 return P0_;
95 }
96
97 //-----------------------------------------------------------------------------------------------------
98
99 template<typename Scalar>
100 typename BezierInterpolationT<Scalar>::Point&
101 BezierInterpolationT<Scalar>::C0(){
102 return C0_;
103 }
104
105 //-----------------------------------------------------------------------------------------------------
106
107 template<typename Scalar>
108 typename BezierInterpolationT<Scalar>::Point&
109 BezierInterpolationT<Scalar>::C1(){
110 return C1_;
111 }
112
113 //-----------------------------------------------------------------------------------------------------
114
115 template<typename Scalar>
116 typename BezierInterpolationT<Scalar>::Point&
117 BezierInterpolationT<Scalar>::P1(){
118 return P1_;
119 }
120
121 //-----------------------------------------------------------------------------------------------------
BezierInterpolationT
Definition: InterpolationT.hh:80