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41 | |
42 | #ifndef QVECTOR4D_H |
43 | #define QVECTOR4D_H |
44 | |
45 | #include <QtCore/qpoint.h> |
46 | #include <QtCore/qmetatype.h> |
47 | |
48 | QT_BEGIN_HEADER |
49 | |
50 | QT_BEGIN_NAMESPACE |
51 | |
52 | QT_MODULE(Gui) |
53 | |
54 | class QMatrix4x4; |
55 | class QVector2D; |
56 | class QVector3D; |
57 | |
58 | #ifndef QT_NO_VECTOR4D |
59 | |
60 | class Q_GUI_EXPORT QVector4D |
61 | { |
62 | public: |
63 | QVector4D(); |
64 | QVector4D(qreal xpos, qreal ypos, qreal zpos, qreal wpos); |
65 | explicit QVector4D(const QPoint& point); |
66 | explicit QVector4D(const QPointF& point); |
67 | #ifndef QT_NO_VECTOR2D |
68 | QVector4D(const QVector2D& vector); |
69 | QVector4D(const QVector2D& vector, qreal zpos, qreal wpos); |
70 | #endif |
71 | #ifndef QT_NO_VECTOR3D |
72 | QVector4D(const QVector3D& vector); |
73 | QVector4D(const QVector3D& vector, qreal wpos); |
74 | #endif |
75 | |
76 | bool isNull() const; |
77 | |
78 | qreal x() const; |
79 | qreal y() const; |
80 | qreal z() const; |
81 | qreal w() const; |
82 | |
83 | void setX(qreal x); |
84 | void setY(qreal y); |
85 | void setZ(qreal z); |
86 | void setW(qreal w); |
87 | |
88 | qreal length() const; |
89 | qreal lengthSquared() const; |
90 | |
91 | QVector4D normalized() const; |
92 | void normalize(); |
93 | |
94 | QVector4D &operator+=(const QVector4D &vector); |
95 | QVector4D &operator-=(const QVector4D &vector); |
96 | QVector4D &operator*=(qreal factor); |
97 | QVector4D &operator*=(const QVector4D &vector); |
98 | QVector4D &operator/=(qreal divisor); |
99 | |
100 | static qreal dotProduct(const QVector4D& v1, const QVector4D& v2); |
101 | |
102 | friend inline bool operator==(const QVector4D &v1, const QVector4D &v2); |
103 | friend inline bool operator!=(const QVector4D &v1, const QVector4D &v2); |
104 | friend inline const QVector4D operator+(const QVector4D &v1, const QVector4D &v2); |
105 | friend inline const QVector4D operator-(const QVector4D &v1, const QVector4D &v2); |
106 | friend inline const QVector4D operator*(qreal factor, const QVector4D &vector); |
107 | friend inline const QVector4D operator*(const QVector4D &vector, qreal factor); |
108 | friend inline const QVector4D operator*(const QVector4D &v1, const QVector4D& v2); |
109 | friend inline const QVector4D operator-(const QVector4D &vector); |
110 | friend inline const QVector4D operator/(const QVector4D &vector, qreal divisor); |
111 | |
112 | friend inline bool qFuzzyCompare(const QVector4D& v1, const QVector4D& v2); |
113 | |
114 | #ifndef QT_NO_VECTOR2D |
115 | QVector2D toVector2D() const; |
116 | QVector2D toVector2DAffine() const; |
117 | #endif |
118 | #ifndef QT_NO_VECTOR3D |
119 | QVector3D toVector3D() const; |
120 | QVector3D toVector3DAffine() const; |
121 | #endif |
122 | |
123 | QPoint toPoint() const; |
124 | QPointF toPointF() const; |
125 | |
126 | operator QVariant() const; |
127 | |
128 | private: |
129 | float xp, yp, zp, wp; |
130 | |
131 | QVector4D(float xpos, float ypos, float zpos, float wpos, int dummy); |
132 | |
133 | friend class QVector2D; |
134 | friend class QVector3D; |
135 | #ifndef QT_NO_MATRIX4X4 |
136 | friend QVector4D operator*(const QVector4D& vector, const QMatrix4x4& matrix); |
137 | friend QVector4D operator*(const QMatrix4x4& matrix, const QVector4D& vector); |
138 | #endif |
139 | }; |
140 | |
141 | Q_DECLARE_TYPEINFO(QVector4D, Q_MOVABLE_TYPE); |
142 | |
143 | inline QVector4D::QVector4D() : xp(0.0f), yp(0.0f), zp(0.0f), wp(0.0f) {} |
144 | |
145 | inline QVector4D::QVector4D(qreal xpos, qreal ypos, qreal zpos, qreal wpos) : xp(xpos), yp(ypos), zp(zpos), wp(wpos) {} |
146 | |
147 | inline QVector4D::QVector4D(float xpos, float ypos, float zpos, float wpos, int) : xp(xpos), yp(ypos), zp(zpos), wp(wpos) {} |
148 | |
149 | inline QVector4D::QVector4D(const QPoint& point) : xp(point.x()), yp(point.y()), zp(0.0f), wp(0.0f) {} |
150 | |
151 | inline QVector4D::QVector4D(const QPointF& point) : xp(point.x()), yp(point.y()), zp(0.0f), wp(0.0f) {} |
152 | |
153 | inline bool QVector4D::isNull() const |
154 | { |
155 | return qIsNull(xp) && qIsNull(yp) && qIsNull(zp) && qIsNull(wp); |
156 | } |
157 | |
158 | inline qreal QVector4D::x() const { return qreal(xp); } |
159 | inline qreal QVector4D::y() const { return qreal(yp); } |
160 | inline qreal QVector4D::z() const { return qreal(zp); } |
161 | inline qreal QVector4D::w() const { return qreal(wp); } |
162 | |
163 | inline void QVector4D::setX(qreal aX) { xp = aX; } |
164 | inline void QVector4D::setY(qreal aY) { yp = aY; } |
165 | inline void QVector4D::setZ(qreal aZ) { zp = aZ; } |
166 | inline void QVector4D::setW(qreal aW) { wp = aW; } |
167 | |
168 | inline QVector4D &QVector4D::operator+=(const QVector4D &vector) |
169 | { |
170 | xp += vector.xp; |
171 | yp += vector.yp; |
172 | zp += vector.zp; |
173 | wp += vector.wp; |
174 | return *this; |
175 | } |
176 | |
177 | inline QVector4D &QVector4D::operator-=(const QVector4D &vector) |
178 | { |
179 | xp -= vector.xp; |
180 | yp -= vector.yp; |
181 | zp -= vector.zp; |
182 | wp -= vector.wp; |
183 | return *this; |
184 | } |
185 | |
186 | inline QVector4D &QVector4D::operator*=(qreal factor) |
187 | { |
188 | xp *= factor; |
189 | yp *= factor; |
190 | zp *= factor; |
191 | wp *= factor; |
192 | return *this; |
193 | } |
194 | |
195 | inline QVector4D &QVector4D::operator*=(const QVector4D &vector) |
196 | { |
197 | xp *= vector.xp; |
198 | yp *= vector.yp; |
199 | zp *= vector.zp; |
200 | wp *= vector.wp; |
201 | return *this; |
202 | } |
203 | |
204 | inline QVector4D &QVector4D::operator/=(qreal divisor) |
205 | { |
206 | xp /= divisor; |
207 | yp /= divisor; |
208 | zp /= divisor; |
209 | wp /= divisor; |
210 | return *this; |
211 | } |
212 | |
213 | inline bool operator==(const QVector4D &v1, const QVector4D &v2) |
214 | { |
215 | return v1.xp == v2.xp && v1.yp == v2.yp && v1.zp == v2.zp && v1.wp == v2.wp; |
216 | } |
217 | |
218 | inline bool operator!=(const QVector4D &v1, const QVector4D &v2) |
219 | { |
220 | return v1.xp != v2.xp || v1.yp != v2.yp || v1.zp != v2.zp || v1.wp != v2.wp; |
221 | } |
222 | |
223 | inline const QVector4D operator+(const QVector4D &v1, const QVector4D &v2) |
224 | { |
225 | return QVector4D(v1.xp + v2.xp, v1.yp + v2.yp, v1.zp + v2.zp, v1.wp + v2.wp, 1); |
226 | } |
227 | |
228 | inline const QVector4D operator-(const QVector4D &v1, const QVector4D &v2) |
229 | { |
230 | return QVector4D(v1.xp - v2.xp, v1.yp - v2.yp, v1.zp - v2.zp, v1.wp - v2.wp, 1); |
231 | } |
232 | |
233 | inline const QVector4D operator*(qreal factor, const QVector4D &vector) |
234 | { |
235 | return QVector4D(vector.xp * factor, vector.yp * factor, vector.zp * factor, vector.wp * factor, 1); |
236 | } |
237 | |
238 | inline const QVector4D operator*(const QVector4D &vector, qreal factor) |
239 | { |
240 | return QVector4D(vector.xp * factor, vector.yp * factor, vector.zp * factor, vector.wp * factor, 1); |
241 | } |
242 | |
243 | inline const QVector4D operator*(const QVector4D &v1, const QVector4D& v2) |
244 | { |
245 | return QVector4D(v1.xp * v2.xp, v1.yp * v2.yp, v1.zp * v2.zp, v1.wp * v2.wp, 1); |
246 | } |
247 | |
248 | inline const QVector4D operator-(const QVector4D &vector) |
249 | { |
250 | return QVector4D(-vector.xp, -vector.yp, -vector.zp, -vector.wp, 1); |
251 | } |
252 | |
253 | inline const QVector4D operator/(const QVector4D &vector, qreal divisor) |
254 | { |
255 | return QVector4D(vector.xp / divisor, vector.yp / divisor, vector.zp / divisor, vector.wp / divisor, 1); |
256 | } |
257 | |
258 | inline bool qFuzzyCompare(const QVector4D& v1, const QVector4D& v2) |
259 | { |
260 | return qFuzzyCompare(v1.xp, v2.xp) && |
261 | qFuzzyCompare(v1.yp, v2.yp) && |
262 | qFuzzyCompare(v1.zp, v2.zp) && |
263 | qFuzzyCompare(v1.wp, v2.wp); |
264 | } |
265 | |
266 | inline QPoint QVector4D::toPoint() const |
267 | { |
268 | return QPoint(qRound(xp), qRound(yp)); |
269 | } |
270 | |
271 | inline QPointF QVector4D::toPointF() const |
272 | { |
273 | return QPointF(qreal(xp), qreal(yp)); |
274 | } |
275 | |
276 | #ifndef QT_NO_DEBUG_STREAM |
277 | Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QVector4D &vector); |
278 | #endif |
279 | |
280 | #ifndef QT_NO_DATASTREAM |
281 | Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QVector4D &); |
282 | Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QVector4D &); |
283 | #endif |
284 | |
285 | #endif |
286 | |
287 | QT_END_NAMESPACE |
288 | |
289 | QT_END_HEADER |
290 | |
291 | #endif |
292 |
Warning: That file was not part of the compilation database. It may have many parsing errors.