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Fixed a divide by zero error in IFCBoolean that was latent, but nevertheless a bug

pull/1480/head
Jared Mulconry 2017-10-14 22:45:00 +11:00 committed by Turo Lamminen
parent 9a6b141568
commit f8c4002294
1 changed files with 1 additions and 1 deletions
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2
code/IFCBoolean.cpp
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@ -272,7 +272,6 @@ bool IntersectsBoundaryProfile(const IfcVector3& e0, const IfcVector3& e1, const
const IfcVector3& b0 = boundary[i]; const IfcVector3& b0 = boundary[i];
const IfcVector3& b1 = boundary[(i + 1) % bcount]; const IfcVector3& b1 = boundary[(i + 1) % bcount];
IfcVector3 b = b1 - b0; IfcVector3 b = b1 - b0;
IfcFloat b_sqlen_inv = 1.0 / b.SquareLength();
// segment-segment intersection // segment-segment intersection
// solve b0 + b*s = e0 + e*t for (s,t) // solve b0 + b*s = e0 + e*t for (s,t)
@ -281,6 +280,7 @@ bool IntersectsBoundaryProfile(const IfcVector3& e0, const IfcVector3& e1, const
// no solutions (parallel lines) // no solutions (parallel lines)
continue; continue;
} }
IfcFloat b_sqlen_inv = 1.0 / b.SquareLength();
const IfcFloat x = b0.x - e0.x; const IfcFloat x = b0.x - e0.x;
const IfcFloat y = b0.y - e0.y; const IfcFloat y = b0.y - e0.y;