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Much better way to compare bisectors.

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--HG--
branch : feature
This commit is contained in:
Roman Telezhynskyi 2016-11-13 21:13:55 +02:00
parent ae7405d44f
commit 4de969daa2
2 changed files with 37 additions and 7 deletions
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41
src/libs/vlayout/vabstractpiece.cpp
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@ -384,10 +384,12 @@ QVector<QPointF> VAbstractPiece::EkvPoint(const VSAPoint &p1Line1, const VSAPoin
const qreal localWidth = MaxLocalSA(p2Line1, width);
QLineF line( p2Line1, CrosPoint );
const int angle1 = BisectorAngle(p1Line1, p2Line1, p1Line2);
const int angle2 = BisectorAngle(bigLine1.p1(), CrosPoint, bigLine2.p2());
const QLineF b1 = BisectorLine(p1Line1, p2Line1, p1Line2);
const QLineF b2 = BisectorLine(bigLine1.p1(), CrosPoint, bigLine2.p2());
if (qAbs(angle1 - angle2) < 90)// Go in a same direction
const qreal angle = AngleBetweenBisectors(b1, b2);
if (angle <= 90)// Go in a same direction
{//Regular equdistant case
const qreal length = line.length();
if (length > localWidth*2.4)
@ -423,7 +425,7 @@ QVector<QPointF> VAbstractPiece::EkvPoint(const VSAPoint &p1Line1, const VSAPoin
else
{
QLineF bisector(p2Line1, p1Line1);
bisector.setAngle(angle1);
bisector.setAngle(b1.angle());
const qreal result1 = PointPosition(bisector.p2(), QLineF(p1Line1, p2Line1));
const qreal result2 = PointPosition(bisector.p2(), QLineF(p2Line2, p1Line2));
@ -499,7 +501,7 @@ QPointF VAbstractPiece::SingleParallelPoint(const QPointF &p1, const QPointF &p2
}
//---------------------------------------------------------------------------------------------------------------------
int VAbstractPiece::BisectorAngle(const QPointF &p1, const QPointF &p2, const QPointF &p3)
QLineF VAbstractPiece::BisectorLine(const QPointF &p1, const QPointF &p2, const QPointF &p3)
{
QLineF line1(p2, p1);
QLineF line2(p2, p3);
@ -519,5 +521,32 @@ int VAbstractPiece::BisectorAngle(const QPointF &p1, const QPointF &p2, const QP
bLine.setAngle(bLine.angle() + angle2/2.0);
}
return qRound(bLine.angle());
return bLine;
}
//---------------------------------------------------------------------------------------------------------------------
qreal VAbstractPiece::AngleBetweenBisectors(const QLineF &b1, const QLineF &b2)
{
const QLineF newB2 = b2.translated(-(b2.p1().x() - b1.p1().x()), -(b2.p1().y() - b1.p1().y()));
qreal angle1 = newB2.angleTo(b1);
if (VFuzzyComparePossibleNulls(angle1, 360))
{
angle1 = 0;
}
qreal angle2 = b1.angleTo(newB2);
if (VFuzzyComparePossibleNulls(angle2, 360))
{
angle2 = 0;
}
if (angle1 <= angle2)
{
return angle1;
}
else
{
return angle2;
}
}

3
src/libs/vlayout/vabstractpiece.h
View File

@ -148,7 +148,8 @@ private:
static QLineF ParallelLine(const VSAPoint &p1, const VSAPoint &p2, qreal width);
static QLineF ParallelLine(const QPointF &p1, const QPointF &p2, qreal width);
static QPointF SingleParallelPoint(const QPointF &p1, const QPointF &p2, qreal angle, qreal width);
static int BisectorAngle(const QPointF &p1, const QPointF &p2, const QPointF &p3);
static QLineF BisectorLine(const QPointF &p1, const QPointF &p2, const QPointF &p3);
static qreal AngleBetweenBisectors(const QLineF &b1, const QLineF &b2);
};
//---------------------------------------------------------------------------------------------------------------------