| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 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. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** 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. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 as published by the Free Software Foundation |
| ** and appearing in the file LICENSE.GPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU General |
| ** Public License version 3.0 requirements will be met: |
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| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
| ** |
| ** |
| ** |
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| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #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 |
| }; |
| |
| Q_DECLARE_TYPEINFO(QVector3D, Q_MOVABLE_TYPE); |
| |
| 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 aX) { xp = aX; } |
| inline void QVector3D::setY(qreal aY) { yp = aY; } |
| inline void QVector3D::setZ(qreal aZ) { zp = aZ; } |
| |
| 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 |