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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __FREESTYLE_STROKE_REP_H__
#define __FREESTYLE_STROKE_REP_H__
/** \file blender/freestyle/intern/stroke/StrokeRep.h
* \ingroup freestyle
* \brief Class to define the representation of a stroke (for display purpose)
* \author Stephane Grabli
* \date 05/03/2003
*/
#include "Stroke.h"
#include "../geometry/Geom.h"
using namespace Geometry;
#if 0
//symbolic constant to call the appropriate renderers and textures
#define NO_TEXTURE_WITH_BLEND_STROKE -2
#define NO_TEXTURE_STROKE -1
#define PSEUDO_CHARCOAL_STROKE 0
#define WASH_BRUSH_STROKE 1
#define OIL_STROKE 2
#define NO_BLEND_STROKE 3
#define CHARCOAL_MIN_STROKE 4
#define BRUSH_MIN_STROKE 5
#define OPAQUE_DRY_STROKE 6
#define OPAQUE_STROKE 7
#define DEFAULT_STROKE 0
#define NUMBER_STROKE_RENDERER 8
#endif
class StrokeVertexRep
{
public:
StrokeVertexRep() {}
StrokeVertexRep(const Vec2r& iPoint2d)
{
_point2d = iPoint2d;
}
StrokeVertexRep(const StrokeVertexRep& iBrother);
virtual ~StrokeVertexRep() {}
inline Vec2r& point2d()
{
return _point2d;
}
inline Vec2r& texCoord()
{
return _texCoord;
}
inline Vec3r& color()
{
return _color;
}
inline float alpha()
{
return _alpha;
}
inline void setPoint2d(const Vec2r& p)
{
_point2d = p;
}
inline void setTexCoord(const Vec2r& p)
{
_texCoord = p;
}
inline void setColor(const Vec3r& p)
{
_color = p;
}
inline void setAlpha(float a)
{
_alpha = a;
}
protected:
Vec2r _point2d;
Vec2r _texCoord;
Vec3r _color;
float _alpha;
};
class Strip
{
public:
typedef std::vector<StrokeVertexRep*> vertex_container;
protected:
vertex_container _vertices;
float _averageThickness;
public:
Strip(const std::vector<StrokeVertex*>& iStrokeVertices, bool hasTips = false,
bool tipBegin = false, bool tipEnd = false);
Strip(const Strip& iBrother);
virtual ~Strip();
protected:
void createStrip(const std::vector<StrokeVertex*>& iStrokeVertices);
void cleanUpSingularities(const std::vector<StrokeVertex*>& iStrokeVertices);
void computeTexCoord (const std::vector<StrokeVertex*>& iStrokeVertices);
void computeTexCoordWithTips (const std::vector<StrokeVertex*>& iStrokeVertices, bool tipBegin, bool tipEnd);
public:
inline int sizeStrip() const
{
return _vertices.size();
}
inline vertex_container& vertices()
{
return _vertices;
}
};
class StrokeRep
{
protected:
Stroke *_stroke;
vector<Strip*> _strips;
Stroke::MediumType _strokeType;
unsigned int _textureId;
// float _averageTextureAlpha;
public:
StrokeRep();
StrokeRep(const StrokeRep&);
StrokeRep(Stroke *iStroke);
virtual ~StrokeRep();
/*! Creates the strips */
virtual void create();
/*! Renders the stroke using a Renderer */
virtual void Render(const StrokeRenderer *iRenderer);
/*! accessors */
inline Stroke::MediumType getMediumType() const
{
return _strokeType;
}
inline unsigned getTextureId() const
{
return _textureId;
}
inline vector<Strip*>& getStrips()
{
return _strips;
}
inline unsigned int getNumberOfStrips() const
{
return _strips.size();
}
inline Stroke *getStroke()
{
return _stroke;
}
/*! modifiers */
inline void setMediumType(Stroke::MediumType itype)
{
_strokeType = itype;
}
inline void setTextureId(unsigned textureId)
{
_textureId = textureId;
}
};
#endif // __FREESTYLE_STROKE_REP_H__
|
