public static bool LinesIntersect2D(Point2D ptStart0, Point2D ptEnd0,
Point2D ptStart1, Point2D ptEnd1,
ref Point2D pIntersectionPt,
double epsilon)
{
return(TriangulationUtil.LinesIntersect2D(ptStart0, ptEnd0, ptStart1, ptEnd1, true, true, false, ref pIntersectionPt, epsilon));
}
/// <summary>
/// Check for edge crossings
/// </summary>
/// <returns></returns>
public bool IsSimple()
{
for (int i = 0; i < Count; ++i)
{
int iplus = NextIndex(i);
for (int j = i + 1; j < Count; ++j)
{
int jplus = NextIndex(j);
Point2D temp = null;
if (TriangulationUtil.LinesIntersect2D(mPoints[i], mPoints[iplus], mPoints[j], mPoints[jplus], ref temp, mEpsilon))
{
return(false);
}
}
}
return(true);
}