diff options
author | Alex Blasche <alexander.blasche@digia.com> | 2013-11-14 16:10:04 +0100 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2013-11-15 19:03:40 +0100 |
commit | ae4e905993a4263431824ed2083cd86193deadcd (patch) | |
tree | ba73fd98cddca330f5406fb54520fa76e1461d21 /src/gui/math3d/qvector4d.h | |
parent | 3d2691ae77a5d18a8788540f4e7bf1352261a565 (diff) |
Add C++11 constexpr to 3D vector classes
This turns QVector2D(1,1) into compile-time expressions when using
a C++11 compiler.
Change-Id: Ifea2d1cdfd5481300f9a5a0c7bbe8bfe9115c636
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
Diffstat (limited to 'src/gui/math3d/qvector4d.h')
-rw-r--r-- | src/gui/math3d/qvector4d.h | 80 |
1 files changed, 40 insertions, 40 deletions
diff --git a/src/gui/math3d/qvector4d.h b/src/gui/math3d/qvector4d.h index 810380b805..5e21d0853d 100644 --- a/src/gui/math3d/qvector4d.h +++ b/src/gui/math3d/qvector4d.h @@ -57,10 +57,10 @@ class QVector3D; class Q_GUI_EXPORT QVector4D { public: - QVector4D(); - QVector4D(float xpos, float ypos, float zpos, float wpos); - explicit QVector4D(const QPoint& point); - explicit QVector4D(const QPointF& point); + Q_DECL_CONSTEXPR QVector4D(); + Q_DECL_CONSTEXPR QVector4D(float xpos, float ypos, float zpos, float wpos); + Q_DECL_CONSTEXPR explicit QVector4D(const QPoint& point); + Q_DECL_CONSTEXPR explicit QVector4D(const QPointF& point); #ifndef QT_NO_VECTOR2D QVector4D(const QVector2D& vector); QVector4D(const QVector2D& vector, float zpos, float wpos); @@ -72,10 +72,10 @@ public: bool isNull() const; - float x() const; - float y() const; - float z() const; - float w() const; + Q_DECL_CONSTEXPR float x() const; + Q_DECL_CONSTEXPR float y() const; + Q_DECL_CONSTEXPR float z() const; + Q_DECL_CONSTEXPR float w() const; void setX(float x); void setY(float y); @@ -99,17 +99,17 @@ public: static float dotProduct(const QVector4D& v1, const QVector4D& v2); - friend inline bool operator==(const QVector4D &v1, const QVector4D &v2); - friend inline bool operator!=(const QVector4D &v1, const QVector4D &v2); - friend inline const QVector4D operator+(const QVector4D &v1, const QVector4D &v2); - friend inline const QVector4D operator-(const QVector4D &v1, const QVector4D &v2); - friend inline const QVector4D operator*(float factor, const QVector4D &vector); - friend inline const QVector4D operator*(const QVector4D &vector, float factor); - friend inline const QVector4D operator*(const QVector4D &v1, const QVector4D& v2); - friend inline const QVector4D operator-(const QVector4D &vector); - friend inline const QVector4D operator/(const QVector4D &vector, float divisor); + Q_DECL_CONSTEXPR friend inline bool operator==(const QVector4D &v1, const QVector4D &v2); + Q_DECL_CONSTEXPR friend inline bool operator!=(const QVector4D &v1, const QVector4D &v2); + Q_DECL_CONSTEXPR friend inline const QVector4D operator+(const QVector4D &v1, const QVector4D &v2); + Q_DECL_CONSTEXPR friend inline const QVector4D operator-(const QVector4D &v1, const QVector4D &v2); + Q_DECL_CONSTEXPR friend inline const QVector4D operator*(float factor, const QVector4D &vector); + Q_DECL_CONSTEXPR friend inline const QVector4D operator*(const QVector4D &vector, float factor); + Q_DECL_CONSTEXPR friend inline const QVector4D operator*(const QVector4D &v1, const QVector4D& v2); + Q_DECL_CONSTEXPR friend inline const QVector4D operator-(const QVector4D &vector); + Q_DECL_CONSTEXPR friend inline const QVector4D operator/(const QVector4D &vector, float divisor); - friend inline bool qFuzzyCompare(const QVector4D& v1, const QVector4D& v2); + Q_DECL_CONSTEXPR friend inline bool qFuzzyCompare(const QVector4D& v1, const QVector4D& v2); #ifndef QT_NO_VECTOR2D QVector2D toVector2D() const; @@ -120,8 +120,8 @@ public: QVector3D toVector3DAffine() const; #endif - QPoint toPoint() const; - QPointF toPointF() const; + Q_DECL_CONSTEXPR QPoint toPoint() const; + Q_DECL_CONSTEXPR QPointF toPointF() const; operator QVariant() const; @@ -138,23 +138,23 @@ private: Q_DECLARE_TYPEINFO(QVector4D, Q_MOVABLE_TYPE); -inline QVector4D::QVector4D() : xp(0.0f), yp(0.0f), zp(0.0f), wp(0.0f) {} +Q_DECL_CONSTEXPR inline QVector4D::QVector4D() : xp(0.0f), yp(0.0f), zp(0.0f), wp(0.0f) {} -inline QVector4D::QVector4D(float xpos, float ypos, float zpos, float wpos) : xp(xpos), yp(ypos), zp(zpos), wp(wpos) {} +Q_DECL_CONSTEXPR inline QVector4D::QVector4D(float xpos, float ypos, float zpos, float wpos) : xp(xpos), yp(ypos), zp(zpos), wp(wpos) {} -inline QVector4D::QVector4D(const QPoint& point) : xp(point.x()), yp(point.y()), zp(0.0f), wp(0.0f) {} +Q_DECL_CONSTEXPR inline QVector4D::QVector4D(const QPoint& point) : xp(point.x()), yp(point.y()), zp(0.0f), wp(0.0f) {} -inline QVector4D::QVector4D(const QPointF& point) : xp(point.x()), yp(point.y()), zp(0.0f), wp(0.0f) {} +Q_DECL_CONSTEXPR inline QVector4D::QVector4D(const QPointF& point) : xp(point.x()), yp(point.y()), zp(0.0f), wp(0.0f) {} inline bool QVector4D::isNull() const { return qIsNull(xp) && qIsNull(yp) && qIsNull(zp) && qIsNull(wp); } -inline float QVector4D::x() const { return xp; } -inline float QVector4D::y() const { return yp; } -inline float QVector4D::z() const { return zp; } -inline float QVector4D::w() const { return wp; } +Q_DECL_CONSTEXPR inline float QVector4D::x() const { return xp; } +Q_DECL_CONSTEXPR inline float QVector4D::y() const { return yp; } +Q_DECL_CONSTEXPR inline float QVector4D::z() const { return zp; } +Q_DECL_CONSTEXPR inline float QVector4D::w() const { return wp; } inline void QVector4D::setX(float aX) { xp = aX; } inline void QVector4D::setY(float aY) { yp = aY; } @@ -218,52 +218,52 @@ inline QVector4D &QVector4D::operator/=(float divisor) return *this; } -inline bool operator==(const QVector4D &v1, const QVector4D &v2) +Q_DECL_CONSTEXPR inline bool operator==(const QVector4D &v1, const QVector4D &v2) { return v1.xp == v2.xp && v1.yp == v2.yp && v1.zp == v2.zp && v1.wp == v2.wp; } -inline bool operator!=(const QVector4D &v1, const QVector4D &v2) +Q_DECL_CONSTEXPR inline bool operator!=(const QVector4D &v1, const QVector4D &v2) { return v1.xp != v2.xp || v1.yp != v2.yp || v1.zp != v2.zp || v1.wp != v2.wp; } -inline const QVector4D operator+(const QVector4D &v1, const QVector4D &v2) +Q_DECL_CONSTEXPR inline const QVector4D operator+(const QVector4D &v1, const QVector4D &v2) { return QVector4D(v1.xp + v2.xp, v1.yp + v2.yp, v1.zp + v2.zp, v1.wp + v2.wp); } -inline const QVector4D operator-(const QVector4D &v1, const QVector4D &v2) +Q_DECL_CONSTEXPR inline const QVector4D operator-(const QVector4D &v1, const QVector4D &v2) { return QVector4D(v1.xp - v2.xp, v1.yp - v2.yp, v1.zp - v2.zp, v1.wp - v2.wp); } -inline const QVector4D operator*(float factor, const QVector4D &vector) +Q_DECL_CONSTEXPR inline const QVector4D operator*(float factor, const QVector4D &vector) { return QVector4D(vector.xp * factor, vector.yp * factor, vector.zp * factor, vector.wp * factor); } -inline const QVector4D operator*(const QVector4D &vector, float factor) +Q_DECL_CONSTEXPR inline const QVector4D operator*(const QVector4D &vector, float factor) { return QVector4D(vector.xp * factor, vector.yp * factor, vector.zp * factor, vector.wp * factor); } -inline const QVector4D operator*(const QVector4D &v1, const QVector4D& v2) +Q_DECL_CONSTEXPR inline const QVector4D operator*(const QVector4D &v1, const QVector4D& v2) { return QVector4D(v1.xp * v2.xp, v1.yp * v2.yp, v1.zp * v2.zp, v1.wp * v2.wp); } -inline const QVector4D operator-(const QVector4D &vector) +Q_DECL_CONSTEXPR inline const QVector4D operator-(const QVector4D &vector) { return QVector4D(-vector.xp, -vector.yp, -vector.zp, -vector.wp); } -inline const QVector4D operator/(const QVector4D &vector, float divisor) +Q_DECL_CONSTEXPR inline const QVector4D operator/(const QVector4D &vector, float divisor) { return QVector4D(vector.xp / divisor, vector.yp / divisor, vector.zp / divisor, vector.wp / divisor); } -inline bool qFuzzyCompare(const QVector4D& v1, const QVector4D& v2) +Q_DECL_CONSTEXPR inline bool qFuzzyCompare(const QVector4D& v1, const QVector4D& v2) { return qFuzzyCompare(v1.xp, v2.xp) && qFuzzyCompare(v1.yp, v2.yp) && @@ -271,12 +271,12 @@ inline bool qFuzzyCompare(const QVector4D& v1, const QVector4D& v2) qFuzzyCompare(v1.wp, v2.wp); } -inline QPoint QVector4D::toPoint() const +Q_DECL_CONSTEXPR inline QPoint QVector4D::toPoint() const { return QPoint(qRound(xp), qRound(yp)); } -inline QPointF QVector4D::toPointF() const +Q_DECL_CONSTEXPR inline QPointF QVector4D::toPointF() const { return QPointF(qreal(xp), qreal(yp)); } |