1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/** \file
* \ingroup freestyle
* \brief Functions taking 1D input
*/
#include "AdvancedFunctions1D.h"
#include "Canvas.h"
#include "../view_map/SteerableViewMap.h"
namespace Freestyle {
// FIXME
namespace Functions1D {
int GetSteerableViewMapDensityF1D::operator()(Interface1D &inter)
{
SteerableViewMap *svm = Canvas::getInstance()->getSteerableViewMap();
Interface0DIterator it = inter.pointsBegin(_sampling);
Interface0DIterator itnext = it;
++itnext;
FEdge *fe;
unsigned nSVM;
vector<float> values;
while (!itnext.isEnd()) {
Interface0D &i0D = (*it);
Interface0D &i0Dnext = (*itnext);
fe = i0D.getFEdge(i0Dnext);
if (fe == 0) {
cerr << "GetSteerableViewMapDensityF1D warning: no FEdge between " << i0D.getId() << " and "
<< i0Dnext.getId() << endl;
// compute the direction between these two ???
Vec2f dir = i0Dnext.getPoint2D() - i0D.getPoint2D();
nSVM = svm->getSVMNumber(dir);
}
else {
nSVM = svm->getSVMNumber(fe->getId().getFirst());
}
Vec2r m((i0D.getProjectedX() + i0Dnext.getProjectedX()) / 2.0,
(i0D.getProjectedY() + i0Dnext.getProjectedY()) / 2.0);
values.push_back(svm->readSteerableViewMapPixel(nSVM, _level, (int)m[0], (int)m[1]));
++it;
++itnext;
}
float res, res_tmp;
vector<float>::iterator v = values.begin(), vend = values.end();
unsigned size = 1;
switch (_integration) {
case MIN:
res = *v;
++v;
for (; v != vend; ++v) {
res_tmp = *v;
if (res_tmp < res) {
res = res_tmp;
}
}
break;
case MAX:
res = *v;
++v;
for (; v != vend; ++v) {
res_tmp = *v;
if (res_tmp > res) {
res = res_tmp;
}
}
break;
case FIRST:
res = *v;
break;
case LAST:
--vend;
res = *vend;
break;
case MEAN:
default:
res = *v;
++v;
for (; v != vend; ++v, ++size) {
res += *v;
}
res /= (size ? size : 1);
break;
}
result = res;
return 0;
}
int GetDirectionalViewMapDensityF1D::operator()(Interface1D &inter)
{
// soc unsigned size;
result = integrate(_fun, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration);
return 0;
}
int GetCompleteViewMapDensityF1D::operator()(Interface1D &inter)
{
// soc unsigned size;
/* Id id = inter.getId(); */ /* UNUSED */
result = integrate(_fun, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration);
return 0;
}
int GetViewMapGradientNormF1D::operator()(Interface1D &inter)
{
result = integrate(
_func, inter.pointsBegin(_sampling), inter.pointsEnd(_sampling), _integration);
return 0;
}
} // namespace Functions1D
} /* namespace Freestyle */
|
