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
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QVECTOR3D_H
#define QVECTOR3D_H
#include <QtCore/qpoint.h>
#include <QtCore/qmetatype.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
class QMatrix4x4;
class QVector2D;
class QVector4D;
#ifndef QT_NO_VECTOR3D
class Q_GUI_EXPORT QVector3D
{
public:
QVector3D();
QVector3D(qreal xpos, qreal ypos, qreal zpos);
explicit QVector3D(const QPoint& point);
explicit QVector3D(const QPointF& point);
#ifndef QT_NO_VECTOR2D
QVector3D(const QVector2D& vector);
QVector3D(const QVector2D& vector, qreal zpos);
#endif
#ifndef QT_NO_VECTOR4D
explicit QVector3D(const QVector4D& vector);
#endif
bool isNull() const;
qreal x() const;
qreal y() const;
qreal z() const;
void setX(qreal x);
void setY(qreal y);
void setZ(qreal z);
qreal length() const;
qreal lengthSquared() const;
QVector3D normalized() const;
void normalize();
QVector3D &operator+=(const QVector3D &vector);
QVector3D &operator-=(const QVector3D &vector);
QVector3D &operator*=(qreal factor);
QVector3D &operator*=(const QVector3D& vector);
QVector3D &operator/=(qreal divisor);
static qreal dotProduct(const QVector3D& v1, const QVector3D& v2);
static QVector3D crossProduct(const QVector3D& v1, const QVector3D& v2);
static QVector3D normal(const QVector3D& v1, const QVector3D& v2);
static QVector3D normal
(const QVector3D& v1, const QVector3D& v2, const QVector3D& v3);
qreal distanceToPlane(const QVector3D& plane, const QVector3D& normal) const;
qreal distanceToPlane(const QVector3D& plane1, const QVector3D& plane2, const QVector3D& plane3) const;
qreal distanceToLine(const QVector3D& point, const QVector3D& direction) const;
friend inline bool operator==(const QVector3D &v1, const QVector3D &v2);
friend inline bool operator!=(const QVector3D &v1, const QVector3D &v2);
friend inline const QVector3D operator+(const QVector3D &v1, const QVector3D &v2);
friend inline const QVector3D operator-(const QVector3D &v1, const QVector3D &v2);
friend inline const QVector3D operator*(qreal factor, const QVector3D &vector);
friend inline const QVector3D operator*(const QVector3D &vector, qreal factor);
friend const QVector3D operator*(const QVector3D &v1, const QVector3D& v2);
friend inline const QVector3D operator-(const QVector3D &vector);
friend inline const QVector3D operator/(const QVector3D &vector, qreal divisor);
friend inline bool qFuzzyCompare(const QVector3D& v1, const QVector3D& v2);
#ifndef QT_NO_VECTOR2D
QVector2D toVector2D() const;
#endif
#ifndef QT_NO_VECTOR4D
QVector4D toVector4D() const;
#endif
QPoint toPoint() const;
QPointF toPointF() const;
operator QVariant() const;
private:
float xp, yp, zp;
QVector3D(float xpos, float ypos, float zpos, int dummy);
friend class QVector2D;
friend class QVector4D;
#ifndef QT_NO_MATRIX4X4
friend QVector3D operator*(const QVector3D& vector, const QMatrix4x4& matrix);
friend QVector3D operator*(const QMatrix4x4& matrix, const QVector3D& vector);
#endif
};
inline QVector3D::QVector3D() : xp(0.0f), yp(0.0f), zp(0.0f) {}
inline QVector3D::QVector3D(qreal xpos, qreal ypos, qreal zpos) : xp(xpos), yp(ypos), zp(zpos) {}
inline QVector3D::QVector3D(float xpos, float ypos, float zpos, int) : xp(xpos), yp(ypos), zp(zpos) {}
inline QVector3D::QVector3D(const QPoint& point) : xp(point.x()), yp(point.y()), zp(0.0f) {}
inline QVector3D::QVector3D(const QPointF& point) : xp(point.x()), yp(point.y()), zp(0.0f) {}
inline bool QVector3D::isNull() const
{
return qIsNull(xp) && qIsNull(yp) && qIsNull(zp);
}
inline qreal QVector3D::x() const { return qreal(xp); }
inline qreal QVector3D::y() const { return qreal(yp); }
inline qreal QVector3D::z() const { return qreal(zp); }
inline void QVector3D::setX(qreal x) { xp = x; }
inline void QVector3D::setY(qreal y) { yp = y; }
inline void QVector3D::setZ(qreal z) { zp = z; }
inline QVector3D &QVector3D::operator+=(const QVector3D &vector)
{
xp += vector.xp;
yp += vector.yp;
zp += vector.zp;
return *this;
}
inline QVector3D &QVector3D::operator-=(const QVector3D &vector)
{
xp -= vector.xp;
yp -= vector.yp;
zp -= vector.zp;
return *this;
}
inline QVector3D &QVector3D::operator*=(qreal factor)
{
xp *= factor;
yp *= factor;
zp *= factor;
return *this;
}
inline QVector3D &QVector3D::operator*=(const QVector3D& vector)
{
xp *= vector.xp;
yp *= vector.yp;
zp *= vector.zp;
return *this;
}
inline QVector3D &QVector3D::operator/=(qreal divisor)
{
xp /= divisor;
yp /= divisor;
zp /= divisor;
return *this;
}
inline bool operator==(const QVector3D &v1, const QVector3D &v2)
{
return v1.xp == v2.xp && v1.yp == v2.yp && v1.zp == v2.zp;
}
inline bool operator!=(const QVector3D &v1, const QVector3D &v2)
{
return v1.xp != v2.xp || v1.yp != v2.yp || v1.zp != v2.zp;
}
inline const QVector3D operator+(const QVector3D &v1, const QVector3D &v2)
{
return QVector3D(v1.xp + v2.xp, v1.yp + v2.yp, v1.zp + v2.zp, 1);
}
inline const QVector3D operator-(const QVector3D &v1, const QVector3D &v2)
{
return QVector3D(v1.xp - v2.xp, v1.yp - v2.yp, v1.zp - v2.zp, 1);
}
inline const QVector3D operator*(qreal factor, const QVector3D &vector)
{
return QVector3D(vector.xp * factor, vector.yp * factor, vector.zp * factor, 1);
}
inline const QVector3D operator*(const QVector3D &vector, qreal factor)
{
return QVector3D(vector.xp * factor, vector.yp * factor, vector.zp * factor, 1);
}
inline const QVector3D operator*(const QVector3D &v1, const QVector3D& v2)
{
return QVector3D(v1.xp * v2.xp, v1.yp * v2.yp, v1.zp * v2.zp, 1);
}
inline const QVector3D operator-(const QVector3D &vector)
{
return QVector3D(-vector.xp, -vector.yp, -vector.zp, 1);
}
inline const QVector3D operator/(const QVector3D &vector, qreal divisor)
{
return QVector3D(vector.xp / divisor, vector.yp / divisor, vector.zp / divisor, 1);
}
inline bool qFuzzyCompare(const QVector3D& v1, const QVector3D& v2)
{
return qFuzzyCompare(v1.xp, v2.xp) &&
qFuzzyCompare(v1.yp, v2.yp) &&
qFuzzyCompare(v1.zp, v2.zp);
}
inline QPoint QVector3D::toPoint() const
{
return QPoint(qRound(xp), qRound(yp));
}
inline QPointF QVector3D::toPointF() const
{
return QPointF(qreal(xp), qreal(yp));
}
#ifndef QT_NO_DEBUG_STREAM
Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QVector3D &vector);
#endif
#ifndef QT_NO_DATASTREAM
Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QVector3D &);
Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QVector3D &);
#endif
#endif
QT_END_NAMESPACE
QT_END_HEADER
#endif
|
