Aggiunta classificazione linea rispetto a un poligono esteso

SurfTriMesh.cpp

@@ -3301,7 +3301,7 @@ SurfTriMesh::Invert( void)
 bool
 SurfTriMesh::Cut( const Plane3d& plPlane, bool bSaveOnEq)
 {
-#define UseTria 1
+#define UseTria 0
 #if UseTria
    // la superficie deve essere validata
    if ( m_nStatus != OK)
@@ -3517,7 +3517,7 @@ SurfTriMesh::Cut( const Plane3d& plPlane, bool bSaveOnEq)
    return true ;
 
 #else
- 
+   
    bool bModif = false ;
 
   // Setto i triangoli come né fuori né dentro.
@@ -3539,6 +3539,21 @@ SurfTriMesh::Cut( const Plane3d& plPlane, bool bSaveOnEq)
       PtrOwner<SurfFlatRegion> pReg( GetBasicSurfFlatRegion( GetSurfFlatRegionFromPolyLineVector( vLoopVec))) ;
       if ( IsNull( pReg))
          return false ;
+      //////////////////////////////////////////
+      BBox3d b3Box( Point3d( 653, -97.4, 4), Point3d(654,-97.3,5));
+      BBox3d b3RegBox;
+      pReg->GetLocalBBox(b3RegBox);
+      if (b3Box.Overlaps(b3RegBox))
+         int mimi = 0;
+      if (/*nF == 1349 ||*/ nF == 1350) {
+         /*INTVECTOR vT ;
+         GetAllTriaInFacet( nF, vT) ;
+         for ( auto& nT : vT)
+            m_vTria[nT].nTempPart = - 1 ;
+         continue;*/
+         int qq = 0;
+      }
+      //////////////////////////////////////////
       LineFacetClassVector IntersLinePart ;
       int nIntType = IntersFacetPlane( *pReg, vLoopVec[0], plPlane, IntersLinePart) ;
       if ( nIntType == FacetPlaneIntersType::FPI_CUT) {
@@ -3551,7 +3566,7 @@ SurfTriMesh::Cut( const Plane3d& plPlane, bool bSaveOnEq)
             else {
                IntersLineMap.emplace( nF, IntersInnChain( 1, IntersInnSeg( IntersLinePart[nPart].ptSt, IntersLinePart[nPart].ptEn))) ;
             }
-         }
+         } 
       }
       else if ( nIntType == FacetPlaneIntersType::FPI_ON) { 
          INTVECTOR vT ;
@@ -3575,12 +3590,16 @@ SurfTriMesh::Cut( const Plane3d& plPlane, bool bSaveOnEq)
          ;
    }
 
-  // Divido le facce.
+  // Divido e ritriangolo le facce.
    PieceMap NewFacet ;
    SplitFacet( IntersLineMap, NewFacet) ;
    INTERSEDGEMAP EdgeInterLineMap, EdgeEdgeLineMap ;
    RetriangulateFacetPieces( NewFacet, EdgeInterLineMap, EdgeEdgeLineMap) ;
-
+   if ( ! AdjustVertices()  ||  ! DoCompacting())
+      return false ;
+   // Identifico le parti
+   IdentifyParts() ;
+   // Elimino i triangoli fuori dal semi-spazio d'interesse.
    int nNumTria = GetTriangleSize() ;
    for ( int nT = 0 ; nT < nNumTria ; ++ nT)
       if ( m_vTria[nT].nTempPart == - 1  ||  m_vTria[nT].nTempPart == - 2  ||  ( ! bSaveOnEq  &&  m_vTria[nT].nTempPart == 2))