diff options
Diffstat (limited to 'src/gui/math3d/qvector2d.cpp')
| -rw-r--r-- | src/gui/math3d/qvector2d.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/gui/math3d/qvector2d.cpp b/src/gui/math3d/qvector2d.cpp index 0426fc5..31e5be6 100644 --- a/src/gui/math3d/qvector2d.cpp +++ b/src/gui/math3d/qvector2d.cpp @@ -42,7 +42,8 @@ #include "qvector2d.h" #include "qvector3d.h" #include "qvector4d.h" -#include "qmath3dutil_p.h" +#include <QtCore/qdebug.h> +#include <QtCore/qmath.h> QT_BEGIN_NAMESPACE @@ -169,7 +170,7 @@ QVector2D::QVector2D(const QVector4D& vector) */ qreal QVector2D::length() const { - return qvtsqrt64(qvtmul64(xp, xp) + qvtmul64(yp, yp)); + return qSqrt(xp * xp + yp * yp); } /*! @@ -180,7 +181,7 @@ qreal QVector2D::length() const */ qreal QVector2D::lengthSquared() const { - return qvtdot64(qvtmul64(xp, xp) + qvtmul64(yp, yp)); + return xp * xp + yp * yp; } /*! @@ -263,7 +264,7 @@ void QVector2D::normalize() */ qreal QVector2D::dotProduct(const QVector2D& v1, const QVector2D& v2) { - return qvtdot64(qvtmul64(v1.xp, v2.xp) + qvtmul64(v1.yp, v2.yp)); + return v1.xp * v2.xp + v1.yp * v2.yp; } /*! |