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use a stricter tolerance to check for equal points

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add method IsEqual to Vector3 class to support user-defined tolerance
This commit is contained in:
wmayer
2016-08-15 14:09:26 +02:00
parent b9502394d5
commit 4d77921111
9 changed files with 70 additions and 28 deletions
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12
src/Base/CoordinateSystem.cpp
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@@ -42,10 +42,10 @@ CoordinateSystem::~CoordinateSystem()
void CoordinateSystem::setAxes(const Axis& v, const Vector3d& xd)
{
if (xd.Sqr() < FLT_EPSILON)
if (xd.Sqr() < Base::Vector3d::epsilon())
throw Base::Exception("Direction is null vector");
Vector3d yd = v.getDirection() % xd;
if (yd.Sqr() < FLT_EPSILON)
if (yd.Sqr() < Base::Vector3d::epsilon())
throw Base::Exception("Direction is parallel to Z direction");
ydir = yd;
xdir = ydir % v.getDirection();
@@ -54,10 +54,10 @@ void CoordinateSystem::setAxes(const Axis& v, const Vector3d& xd)
void CoordinateSystem::setAxes(const Vector3d& n, const Vector3d& xd)
{
if (xd.Sqr() < FLT_EPSILON)
if (xd.Sqr() < Base::Vector3d::epsilon())
throw Base::Exception("Direction is null vector");
Vector3d yd = n % xd;
if (yd.Sqr() < FLT_EPSILON)
if (yd.Sqr() < Base::Vector3d::epsilon())
throw Base::Exception("Direction is parallel to Z direction");
ydir = yd;
xdir = ydir % n;
@@ -72,7 +72,7 @@ void CoordinateSystem::setAxis(const Axis& v)
void CoordinateSystem::setXDirection(const Vector3d& dir)
{
Vector3d yd = axis.getDirection() % dir;
if (yd.Sqr() < FLT_EPSILON)
if (yd.Sqr() < Base::Vector3d::epsilon())
throw Base::Exception("Direction is parallel to Z direction");
ydir = yd;
xdir = ydir % axis.getDirection();
@@ -81,7 +81,7 @@ void CoordinateSystem::setXDirection(const Vector3d& dir)
void CoordinateSystem::setYDirection(const Vector3d& dir)
{
Vector3d xd = dir & axis.getDirection();
if (xd.Sqr() < FLT_EPSILON)
if (xd.Sqr() < Base::Vector3d::epsilon())
throw Base::Exception("Direction is parallel to Z direction");
xdir = xd;
ydir = axis.getDirection() % xdir;