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Fix broken test on Windows.

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--HG--
branch : develop
This commit is contained in:
Roman Telezhynskyi 2016-12-08 13:56:17 +02:00
parent f2e0974158
commit 67a6b67afc
3 changed files with 45 additions and 15 deletions
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22
src/libs/vgeometry/vgobject.cpp
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@ -40,7 +40,7 @@
#include "../ifc/ifcdef.h"
#include "vgobject_p.h"
double VGObject::accuracyPointOnLine = (0.026/*mm*/ / 25.4) * PrintDPI;
const double VGObject::accuracyPointOnLine = (0.026/*mm*/ / 25.4) * PrintDPI;
//---------------------------------------------------------------------------------------------------------------------
/**
@ -476,10 +476,13 @@ bool VGObject::IsPointOnLineSegment(const QPointF &t, const QPointF &p1, const Q
* @brief IsPointOnLineviaPDP use the perp dot product (PDP) way.
*
* The pdp is zero only if the t lies on the line e1 = vector from p1 to p2.
* @return true if point is on line
*/
bool VGObject::IsPointOnLineviaPDP(const QPointF &t, const QPointF &p1, const QPointF &p2)
{
return ( qAbs(PerpDotProduct(p1, p2, t)) < GetEpsilon(p1, p2) );
const auto p = qAbs(PerpDotProduct(p1, p2, t));
const auto e = GetEpsilon(p1, p2);
return p <= e;
}
//---------------------------------------------------------------------------------------------------------------------
@ -488,9 +491,18 @@ bool VGObject::IsPointOnLineviaPDP(const QPointF &t, const QPointF &p1, const QP
* This is actually the same as the area of the triangle defined by the three points, multiplied by 2.
* @return 2 * triangleArea(a,b,c)
*/
double VGObject::PerpDotProduct(const QPointF &p1, const QPointF &p2, const QPointF &t)
long double VGObject::PerpDotProduct(const QPointF &p1, const QPointF &p2, const QPointF &t)
{
return (p1.x() - t.x()) * (p2.y() - t.y()) - (p1.y() - t.y()) * (p2.x() - t.x());
const auto p1x = static_cast<long double>(p1.x());
const auto p1y = static_cast<long double>(p1.y());
const auto p2x = static_cast<long double>(p2.x());
const auto p2y = static_cast<long double>(p2.y());
const auto tx = static_cast<long double>(t.x());
const auto ty = static_cast<long double>(t.y());
return (p1x - tx) * (p2y - ty) - (p1y - ty) * (p2x - tx);
}
//---------------------------------------------------------------------------------------------------------------------
@ -503,7 +515,7 @@ double VGObject::PerpDotProduct(const QPointF &p1, const QPointF &p2, const QPoi
* line e1=(p1, p2), e.g. the minimal area calucalted with PerpDotProduc() if point still not on the line. This distance
* is controled by variable accuracyPointOnLine
*/
double VGObject::GetEpsilon(const QPointF &p1, const QPointF &p2)
long double VGObject::GetEpsilon(const QPointF &p1, const QPointF &p2)
{
QLineF line(p1, p2);
line.setAngle(line.angle() + 90);

6
src/libs/vgeometry/vgobject.h
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@ -93,14 +93,14 @@ public:
static QVector<QPointF> GetReversePoints(const QVector<QPointF> &points);
static int GetLengthContour(const QVector<QPointF> &contour, const QVector<QPointF> &newPoints);
static double accuracyPointOnLine;
static const double accuracyPointOnLine;
protected:
static QTransform FlippingMatrix(const QLineF &axis);
private:
QSharedDataPointer<VGObjectData> d;
static double PerpDotProduct(const QPointF &p1, const QPointF &p2, const QPointF &t);
static double GetEpsilon(const QPointF &p1, const QPointF &p2);
static long double PerpDotProduct(const QPointF &p1, const QPointF &p2, const QPointF &t);
static long double GetEpsilon(const QPointF &p1, const QPointF &p2);
static int PointInCircle (const QPointF &p, const QPointF &center, qreal radius);
};

32
src/test/ValentinaTest/tst_vgobject.cpp
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@ -68,17 +68,35 @@ void TST_VGObject::TestIsPointOnLineviaPDP_data()
}
{
const qreal gap = VGObject::accuracyPointOnLine;
const QPointF p1(483.54330708661416, 3819.527433070866);
const QPointF p2(483.54330708661416, 1929.763653543307);
const QPointF t(483.54330708661416 + VGObject::accuracyPointOnLine, 2874.763653543307);
QTest::newRow("Min accuracy gap. On middle.") << p1 << p2 << t << false;
const QPointF t(483.54330708661416 + gap, 2874.763653543307);
QTest::newRow("Min accuracy gap. On middle.") << p1 << p2 << t << true;
}
{
const qreal gap = VGObject::accuracyPointOnLine;
const QPointF p1(483.54330708661416, 3819.527433070866);
const QPointF p2(483.54330708661416, 1929.763653543307);
const QPointF t(483.54330708661416 + VGObject::accuracyPointOnLine, 1929.763653543307);
QTest::newRow("Min accuracy gap.") << p1 << p2 << t << false;
const QPointF t(483.54330708661416 + gap, 1929.763653543307);
QTest::newRow("Min accuracy gap. The end of segment.") << p1 << p2 << t << true;
}
{
const qreal gap = VGObject::accuracyPointOnLine + VGObject::accuracyPointOnLine*0.01;
const QPointF p1(483.54330708661416, 3819.527433070866);
const QPointF p2(483.54330708661416, 1929.763653543307);
const QPointF t(483.54330708661416 + gap, 2874.763653543307);
QTest::newRow("Min accuracy gap + 1%. On middle.") << p1 << p2 << t << false;
}
{
const qreal gap = VGObject::accuracyPointOnLine + VGObject::accuracyPointOnLine*0.01;
const QPointF p1(483.54330708661416, 3819.527433070866);
const QPointF p2(483.54330708661416, 1929.763653543307);
const QPointF t(483.54330708661416 + gap, 1929.763653543307);
QTest::newRow("Min accuracy gap + 1%. The end of segment.") << p1 << p2 << t << false;
}
{
@ -92,7 +110,7 @@ void TST_VGObject::TestIsPointOnLineviaPDP_data()
const QPointF p1(483.54330708661416, 3819.527433070866);
const QPointF p2(483.54330708661416, 1929.763653543307);
const QPointF t(483.54330708661416 + VGObject::accuracyPointOnLine/2., 1929.763653543307);
QTest::newRow("Less than min accuracy gap.") << p1 << p2 << t << true;
QTest::newRow("Less than min accuracy gap. The end of segment.") << p1 << p2 << t << true;
}
{
@ -106,7 +124,7 @@ void TST_VGObject::TestIsPointOnLineviaPDP_data()
const QPointF p1(483.54330708661416, 3819.527433070866);
const QPointF p2(483.54330708661416, 1929.763653543307);
const QPointF t(370.1574803149606, 1929.763653543307);
QTest::newRow("Issue 534 - 3 cm gap.") << p1 << p2 << t << false;
QTest::newRow("Issue 534 - 3 cm gap. The end of segment.") << p1 << p2 << t << false;
}
{
@ -120,7 +138,7 @@ void TST_VGObject::TestIsPointOnLineviaPDP_data()
const QPointF p1(483.54330708661416, 3819.527433070866);
const QPointF p2(483.54330708661416, 1929.763653543307);
const QPointF t(407.9527559055118, 1929.763653543307);
QTest::newRow("Issue 534 - 2 cm gap.") << p1 << p2 << t << false;
QTest::newRow("Issue 534 - 2 cm gap. The end of segment.") << p1 << p2 << t << false;
}
}