Repository navigation
Expand file tree
/
Copy pathCube.cpp
More file actions
146 lines (135 loc) · 3.6 KB
/
Copy pathCube.cpp
File metadata and controls
146 lines (135 loc) · 3.6 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
/*
* SimpleView : reference design
* Author: HBF
* Version: 2021-10-15 (update)
*/
#include "Cube.hpp"
#include "Camera.hpp"
#include <stdio.h>
Cube::Cube() {
vertex[0][0] = -1;
vertex[0][1] = -1;
vertex[0][2] = -1;
vertex[1][0] = -1;
vertex[1][1] = 1;
vertex[1][2] = -1;
vertex[2][0] = 1;
vertex[2][1] = 1;
vertex[2][2] = -1;
vertex[3][0] = 1;
vertex[3][1] = -1;
vertex[3][2] = -1;
vertex[4][0] = -1;
vertex[4][1] = -1;
vertex[4][2] = 1;
vertex[5][0] = -1;
vertex[5][1] = 1;
vertex[5][2] = 1;
vertex[6][0] = 1;
vertex[6][1] = 1;
vertex[6][2] = 1;
vertex[7][0] = 1;
vertex[7][1] = -1;
vertex[7][2] = 1;
face[0][0] = 0;
face[0][1] = 1;
face[0][2] = 2;
face[0][3] = 3;
face[1][0] = 7;
face[1][1] = 6;
face[1][2] = 5;
face[1][3] = 4;
face[2][0] = 0;
face[2][1] = 4;
face[2][2] = 5;
face[2][3] = 1;
face[3][0] = 2;
face[3][1] = 1;
face[3][2] = 5;
face[3][3] = 6;
face[4][0] = 3;
face[4][1] = 2;
face[4][2] = 6;
face[4][3] = 7;
face[5][0] = 0;
face[5][1] = 3;
face[5][2] = 7;
face[5][3] = 4;
faceNormal[0][0] = 0.0, faceNormal[0][1] = 0.0, faceNormal[0][2] = -1.0, faceNormal[1][0] =
0.0, faceNormal[1][1] = 0.0, faceNormal[1][2] = 1.0;
faceNormal[2][0] = -1.0, faceNormal[2][1] = 0.0, faceNormal[2][2] = 0.0;
faceNormal[3][0] = 0.0, faceNormal[3][1] = 1.0, faceNormal[3][2] = 0.0;
faceNormal[4][0] = 1.0, faceNormal[4][1] = 0.0, faceNormal[4][2] = 0.0;
faceNormal[5][0] = 0.0, faceNormal[5][1] = -1.0, faceNormal[5][2] = 0.0;
faceColor[0][0] = 1.0, faceColor[0][1] = 0.0;
faceColor[0][2] = 0.0;
faceColor[1][0] = 0.0, faceColor[1][1] = 1.0;
faceColor[1][2] = 0.0;
faceColor[2][0] = 0.0, faceColor[2][1] = 0.0;
faceColor[2][2] = 1.0;
faceColor[3][0] = 1.0, faceColor[3][1] = 1.0;
faceColor[3][2] = 0.0;
faceColor[4][0] = 1.0, faceColor[4][1] = 0.0;
faceColor[4][2] = 1.0;
faceColor[5][0] = 0.0, faceColor[5][1] = 1.0;
faceColor[5][2] = 1.0;
vertexColor[0][0] = 1.0, vertexColor[0][1] = 0.0;
vertexColor[0][2] = 0.0;
vertexColor[1][0] = 0.0, vertexColor[1][1] = 1.0;
vertexColor[1][2] = 0.0;
vertexColor[2][0] = 0.0, vertexColor[2][1] = 0.0;
vertexColor[2][2] = 1.0;
vertexColor[3][0] = 1.0, vertexColor[3][1] = 1.0;
vertexColor[3][2] = 0.0;
vertexColor[4][0] = 1.0, vertexColor[4][1] = 0.0;
vertexColor[4][2] = 1.0;
vertexColor[5][0] = 0.0, vertexColor[5][1] = 1.0;
vertexColor[5][2] = 1.0;
vertexColor[6][0] = 0.5, vertexColor[6][1] = 0.5;
vertexColor[6][2] = 0.5;
vertexColor[7][0] = 0.0, vertexColor[7][1] = 0.0;
vertexColor[7][2] = 0.0;
vertexNormal[0][0] = -1;
vertexNormal[0][1] = -1;
vertexNormal[0][2] = -1;
vertexNormal[1][0] = -1;
vertexNormal[1][1] = 1;
vertexNormal[1][2] = -1;
vertexNormal[2][0] = 1;
vertexNormal[2][1] = 1;
vertexNormal[2][2] = -1;
vertexNormal[3][0] = 1;
vertexNormal[3][1] = -1;
vertexNormal[3][2] = -1;
vertexNormal[4][0] = -1;
vertexNormal[4][1] = -1;
vertexNormal[4][2] = 1;
vertexNormal[5][0] = -1;
vertexNormal[5][1] = 1;
vertexNormal[5][2] = 1;
vertexNormal[6][0] = 1;
vertexNormal[6][1] = 1;
vertexNormal[6][2] = 1;
vertexNormal[7][0] = 1;
vertexNormal[7][1] = -1;
vertexNormal[7][2] = 1;
}
void Cube::drawFace(int i) {
glColor3f(r, g, b);
glLineWidth(3);
glBegin(GL_LINE_LOOP);
glVertex3fv(vertex[face[i][0]]);
glVertex3fv(vertex[face[i][1]]);
glVertex3fv(vertex[face[i][2]]);
glVertex3fv(vertex[face[i][3]]);
glEnd();
}
void Cube::draw() {
glPushMatrix();
this->ctmMultiply();
glScalef(sx, sy, sz);
for (int i = 0; i < 6; i++) {
drawFace(i);
}
glPopMatrix();
}