public bool Intersect(Contour cont, ListInfoInters linters)
{
Contour contA = this;
Contour contB = cont;
if (contA == contB)
{
return(this.Intersect(linters));
}
BoxD bboxContA = contA.BBox;
BoxD bboxContB = contB.BBox;
if (!bboxContA.HasInters(bboxContB))
{
return(true);
}
for (int pozA = 0; pozA < contA.NumKnot; pozA++)
{
Knot knA = contA.KnotByPoz(pozA);
BCurve curveA = contA.CurveByPoz(pozA);
if (curveA != null)
{
BoxD bboxCurveA = curveA.BBox;
if (bboxCurveA.HasInters(bboxContB))
{
for (int pozB = 0; pozB < contB.NumKnot; pozB++)
{
BCurve curveB = contB.CurveByPoz(pozB);
if (curveB != null)
{
int numIntersBefore = linters.Count;
Inters.IntersectBB(curveA, curveB, null, null, linters);
Knot knB = contB.KnotByPoz(pozB);
linters.ParamToCParam(knA, knB, numIntersBefore);
}
}
}
}
}
contA = null;
contB = null;
return(true);
}
public static bool IntersectBB(BCurve curveA, BCurve curveB,
InfoConnect icAB, InfoConnect icBA, ListInfoInters linters)
{
BoxD bboxA = curveA.BBox;
BoxD bboxB = curveB.BBox;
if (!bboxA.HasInters(bboxB))
{
return(true);
}
int numIntersBefore = linters.Count;
bool connectAB = (icAB != null) && (icAB.IsConnect);
bool connectBA = (icBA != null) && (icBA.IsConnect);
bool toReverseByConnection = (connectBA) && (!connectAB);
if (toReverseByConnection)
{
if (!Inters.IntersectBB(curveB, curveA, icBA, icAB, linters))
{
return(false);
}
linters.ParamSwap(numIntersBefore);
return(false);
}
BCurve redA = curveA.Reduced;
BCurve redB = curveB.Reduced;
bool toReverseByComplexity = (redA.BComplexity > redB.BComplexity);
object[] pars = { redA, redB, icAB, icBA, linters };
if (toReverseByComplexity)
{
// TODO: check !!!
// TODO: what happens with connection info ???
pars[0] = redB.Reversed;
pars[1] = redA.Reversed;
}
Type[] types = { pars[0].GetType(), pars[1].GetType(),
typeof(InfoConnect), typeof(InfoConnect), typeof(ListInfoInters) };
MethodInfo infoMethod = typeof(Inters).GetMethod("AuxIntersectBB", types);
bool res;
try
{
res = (bool)infoMethod.Invoke(null, pars);
}
catch (System.Reflection.TargetInvocationException TIException)
{
throw TIException.InnerException;
}
if (toReverseByComplexity)
{
linters.ParamReverse(1, 0, numIntersBefore);
linters.ParamReverse(1, 1, numIntersBefore);
linters.ParamSwap(numIntersBefore);
}
if ((object)redA != (object)curveA)
{
linters.ParamFromReduced(curveA, 0, numIntersBefore);
}
if ((object)redB != (object)curveB)
{
linters.ParamFromReduced(curveB, 1, numIntersBefore);
}
// clean-up end-point intersections
linters.CleanEndPointInters(connectAB, connectBA, numIntersBefore);
return(res);
}
