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0026632: HLR sample doesn't work with Algo mode

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The main reason of the problem is Walking-line contains two equal Walking-points (the segment has null-length both in 3D and 2D).
This commit is contained in:
nbv 2015-09-22 13:35:13 +03:00 committed by abv
parent 575e33ceba
commit 1a060fcf21
1 changed files with 7 additions and 1 deletions
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8
src/IntWalk/IntWalk_IWalking_5.gxx
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@ -109,8 +109,14 @@ IntWalk_StatusDeflection IntWalk_IWalking::TestDeflection
const Standard_Real aMinTolU = 0.1*Abs(Step*previousd2d.X()),
aMinTolV = 0.1*Abs(Step*previousd2d.Y());
const Standard_Real aTolU = (aMinTolU > 0.0) ? Min(tolerance(1), aMinTolU) : tolerance(1),
aTolV = (aMinTolV > 0.0) ? Min(tolerance(2), aMinTolV) : tolerance(2);
if ((Abs(Du) < Min(tolerance(1), aMinTolU)) && (Abs(Dv) < Min(tolerance(2), aMinTolV)))
//If aMinTolU==0.0 then (Abs(Du) < aMinTolU) is equivalent of (Abs(Du) < 0.0).
//It is impossible. Therefore, this case should be processed separately.
//Analogicaly for aMinTolV.
if ((Abs(Du) < aTolU) && (Abs(Dv) < aTolV))
{
//Thin shapes (for which Ulast-Ufirst or/and Vlast-Vfirst is quite small)
//exists (see bug #25820). In this case, step is quite small too.