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
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup freestyle
* \brief Class to define the representation of a triangle
*/
//! inherits from class Rep
#include "Rep.h"
namespace Freestyle {
/** Base class for all lines objects */
class TriangleRep : public Rep {
public:
/** Line description style */
enum TRIANGLE_STYLE {
FILL,
LINES,
};
private:
TRIANGLE_STYLE _Style;
Vec3r _vertices[3];
Vec3r _colors[3];
public:
inline TriangleRep() : Rep()
{
_Style = FILL;
}
/** Builds a triangle from 3 vertices
* v0
* first vertex
* v1
* second vertex
* v2
* third vertex
*/
inline TriangleRep(const Vec3r &v0, const Vec3r &v1, const Vec3r &v2) : Rep()
{
_vertices[0] = v0;
_vertices[1] = v1;
_vertices[2] = v2;
_Style = FILL;
}
inline TriangleRep(const Vec3r &v0,
const Vec3r &c0,
const Vec3r &v1,
const Vec3r &c1,
const Vec3r &v2,
const Vec3r &c2)
: Rep()
{
_vertices[0] = v0;
_vertices[1] = v1;
_vertices[2] = v2;
_colors[0] = c0;
_colors[1] = c1;
_colors[2] = c2;
_Style = FILL;
}
virtual ~TriangleRep()
{
}
/** accessors */
inline const TRIANGLE_STYLE style() const
{
return _Style;
}
inline const Vec3r &vertex(int index) const
{
return _vertices[index];
}
inline const Vec3r &color(int index) const
{
return _colors[index];
}
/** modifiers */
inline void setStyle(const TRIANGLE_STYLE iStyle)
{
_Style = iStyle;
}
inline void setVertex(int index, const Vec3r &iVertex)
{
_vertices[index] = iVertex;
}
inline void setColor(int index, const Vec3r &iColor)
{
_colors[index] = iColor;
}
inline void setVertices(const Vec3r &v0, const Vec3r &v1, const Vec3r &v2)
{
_vertices[0] = v0;
_vertices[1] = v1;
_vertices[2] = v2;
}
inline void setColors(const Vec3r &c0, const Vec3r &c1, const Vec3r &c2)
{
_colors[0] = c0;
_colors[1] = c1;
_colors[2] = c2;
}
/** Accept the corresponding visitor */
virtual void accept(SceneVisitor &v)
{
Rep::accept(v);
v.visitTriangleRep(*this);
}
/** Computes the triangle bounding box. */
virtual void ComputeBBox();
};
} /* namespace Freestyle */
|
