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QLine: eliminate M_2PI in favor of qmath.h's radian<->degree converters

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Task-number: QTBUG-85700
Change-Id: Ib916af901df518f3a16b3d6d948384f25011f9f6
Reviewed-by: Sona Kurazyan <sona.kurazyan@qt.io>
This commit is contained in:
Edward Welbourne 2020-07-21 15:19:41 +02:00
parent 197ba3e938
commit d6537b7aa5
1 changed files with 3 additions and 8 deletions
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11
src/corelib/tools/qline.cpp
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@ -310,11 +310,6 @@ QDataStream &operator>>(QDataStream &stream, QLine &line)
#endif // QT_NO_DATASTREAM
#ifndef M_2PI
#define M_2PI 6.28318530717958647692528676655900576
#endif
/*!
\class QLineF
\inmodule QtCore
@ -597,7 +592,7 @@ qreal QLineF::angle() const
const qreal dx = pt2.x() - pt1.x();
const qreal dy = pt2.y() - pt1.y();
const qreal theta = qAtan2(-dy, dx) * 360.0 / M_2PI;
const qreal theta = qRadiansToDegrees(qAtan2(-dy, dx));
const qreal theta_normalized = theta < 0 ? theta + 360 : theta;
@ -621,7 +616,7 @@ qreal QLineF::angle() const
*/
void QLineF::setAngle(qreal angle)
{
const qreal angleR = angle * M_2PI / 360.0;
const qreal angleR = qDegreesToRadians(angle);
const qreal l = length();
const qreal dx = qCos(angleR) * l;
@ -643,7 +638,7 @@ void QLineF::setAngle(qreal angle)
*/
QLineF QLineF::fromPolar(qreal length, qreal angle)
{
const qreal angleR = angle * M_2PI / 360.0;
const qreal angleR = qDegreesToRadians(angle);
return QLineF(0, 0, qCos(angleR) * length, -qSin(angleR) * length);
}