organicmaps/libtess2
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- handle degenerate cases better in CheckForRightSplice()
This commit is contained in:
Mikko Mononen 2018-04-16 11:24:04 +03:00
parent 25f13918f3
commit 955761f46f
1 changed files with 1 additions and 1 deletions

2
Source/sweep.c
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@ -493,7 +493,7 @@ static int CheckForRightSplice( TESStesselator *tess, ActiveRegion *regUp )
SpliceMergeVertices( tess, eLo->Oprev, eUp );
}
} else {
if( EdgeSign( eUp->Dst, eLo->Org, eUp->Org ) < 0 ) return FALSE;
if( EdgeSign( eUp->Dst, eLo->Org, eUp->Org ) <= 0 ) return FALSE;
/* eLo->Org appears to be above eUp, so splice eLo->Org into eUp */
RegionAbove(regUp)->dirty = regUp->dirty = TRUE;