glnetwork-dep.h
4.16 KB
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
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
#ifndef STIM_GLNETWORK_H
#define STIM_GLNETWORK_H
#include <GL/glew.h>
#include <GL/glut.h>
#include "network.h"
#include <stim/visualization/cylinder.h>
#include <stim/math/vector.h>
#include <list>
#include <ANN/ANN.h>
#include "fiber.h"
namespace stim
{
template <typename T>
class glnetwork : public virtual network<T>
{
private:
using stim::network<T>::E;
GLuint dList; ///displaylist for the lines.
GLuint cList; ///displaylist for the cylinders.
void init()
{
///clear lists if there is data in them.
///adding points may create errors or uncessary duplicate points.
if(glIsList(dList))
glDeleteLists(dList, 1);
if(glIsList(cList))
glDeleteLists(cList, 1);
dList = glGenLists(1); ///create the lists
cList = glGenLists(1);
///set up the Line list.
glListBase(dList);
glMatrixMode(GL_PROJECTION);
glLoadIdentity;
glMatrixMode(GL_MODELVIEW);
glLoadIdentity;
///set up the cylinder List.
glListBase(cList);
glMatrixMode(GL_PROJECTION);
glLoadIdentity;
glMatrixMode(GL_MODELVIEW);
glLoadIdentity;
}
void
Create(GLenum mode, int sides = 8)
{
glListBase(dList);
glNewList(dList, GL_COMPILE);
glLineWidth(3.5);
for(int i = 0; i < E.size(); i++)
{
if(mode == GL_SELECT)
{
// glLineWidth(3.5);
glLoadName(i);
}
else{
// glLineWidth(1.0+1.0*i);
}
glColor3f(0.0, 1.0-0.05*i, i*0.05);
std::vector<stim::vec<T> > line = getEdgeCenterLine(i);
glBegin(GL_LINE_STRIP);
for(int j = 0; j < line.size(); j++)
{
glVertex3f(line[j][0],
line[j][1],
line[j][2]);
}
glEnd();
}
glEndList();
glListBase(cList);
glNewList(cList, GL_COMPILE);
for(int i = 0; i < E.size(); i++)
{
if(mode == GL_SELECT)
{
glLoadName(i);
}
glColor3f(1.0, 1.0, 0.0);
std::vector<stim::vec<T> > line = getEdgeCenterLine(i);
std::vector<stim::vec<T> > linemag = getEdgeCenterLineMag(i);
stim::cylinder<T> cyl(line, linemag);
std::vector<std::vector<stim::vec<T > > > p = cyl.getPoints(sides);
for(int i = 0; i < p.size()-1; i++)
{
for(int j = 0; j < p[0].size()-1; j++)
{
glColor4f(1.0, 1.0, 0.0, 0.5);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glBegin(GL_QUADS);
glVertex3f(p[i][j][0], p[i][j][1], p[i][j][2]);
glVertex3f(p[i][j+1][0], p[i][j+1][1], p[i][j+1][2]);
glVertex3f(p[i+1][j+1][0], p[i+1][j+1][1], p[i+1][j+1][2] );
glVertex3f(p[i+1][j][0], p[i+1][j][1], p[i+1][j][2]);
glEnd();
glDisable(GL_BLEND);
glColor4f(1.0, 0.0, 1.0, 1.0);
glLineWidth(2.0);
glBegin(GL_LINES);
glVertex3f(p[i][j][0], p[i][j][1], p[i][j][2]);
glVertex3f(p[i][j+1][0], p[i][j+1][1], p[i][j+1][2]);
glVertex3f(p[i][j][0], p[i][j][1], p[i][j][2]);
glVertex3f(p[i+1][j][0], p[i+1][j][1], p[i+1][j][2] );
glEnd();
}
}
}
glEndList();
// CHECK_OPENGL_ERROR
}
public:
using stim::network<T>::sizeE;
using stim::network<T>::getEdgeCenterLine;
using stim::network<T>::getEdgeCenterLineMag;
glnetwork()
{
}
void
createFromSelf(GLenum mode = GL_RENDER, int sides = 8)
{
init();
Create(mode, sides);
}
void
Render()
{
glCallList(dList);
// CHECK_OPENGL_ERROR
}
void
RenderCylinders()
{
glCallList(cList);
// CHECK_OPENGL_ERROR
}
void
RenderLine(std::vector<stim::vec<T> > l)
{
glColor3f(0.5, 1.0, 0.5);
glLineWidth(3.0);
glBegin(GL_LINE_STRIP);
for(int j = 0; j < l.size(); j++){
glVertex3f(
l[j][0],
l[j][1],
l[j][2]
);
}
glEnd();
}
};
}
#endif