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libs/kimath: consider signed distances in parallelity check

This commit is contained in:
Tomasz Wlostowski 2022-10-05 14:37:50 +02:00
parent 92f70a9fa2
commit f80b48e1b0
1 changed files with 5 additions and 2 deletions
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7
libs/kimath/src/geometry/seg.cpp
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@ -367,8 +367,11 @@ bool SEG::mutualDistance( const SEG& aSeg, ecoord& aD1, ecoord& aD2 ) const
ecoord det1 = p * b.A.x + q * b.A.y + r;
ecoord det2 = p * b.B.x + q * b.B.y + r;
aD1 = isqrt( rescale( det1, det1, l ) );
aD2 = isqrt( rescale( det2, det2, l ) );
ecoord dsq1 = rescale( det1, det1, l );
ecoord dsq2 = rescale( det2, det2, l );
aD1 = sgn( det1 ) * isqrt( dsq1 );
aD2 = sgn( det2 ) * isqrt( dsq2 );
return true;
}