EgtGeomKernel 2.1g2 :

- modifiche a SurfTriMesh Cut e Faceting per gestione tolleranze.
2019-07-16 10:56:37 +00:00
parent 5d48f15ae7
commit ed47313bf2
3 changed files with 6 additions and 3 deletions
@@ -3195,11 +3195,13 @@ SurfTriMesh::Cut( const Plane3d& plPlane, bool bSaveOnEq)
      return false ;

  // classifico i vertici rispetto al piano
+   double dTol = max( min( 0.5 * m_dLinTol, 10 * EPS_SMALL), EPS_SMALL) ;
   for ( int i = 0 ; i < GetVertexSize() ; ++ i) {
      double dDist = DistPointPlane( m_vVert[i].ptP, plPlane) ;
-      if ( abs( dDist) < m_dLinTol) {
+      if ( abs( dDist) < dTol) {
         m_vVert[i].nTemp = 0 ;
-         m_vVert[i].ptP -= plPlane.GetVersN() * dDist ;
+         if ( abs( dDist) > EPS_SMALL)
+            m_vVert[i].ptP -= plPlane.GetVersN() * dDist ;
      }
      else if ( dDist > 0)
         m_vVert[i].nTemp = +1 ;