EgtGeomKernel 1.4l3 : Modifiche a ApproxWithLines anche per CurveComposite.

Aggiunta classe PolyLine.

CurveComposite.cpp

@@ -383,6 +383,40 @@ CurveComposite::GetLength( double& dLen) const
    return true ;
 }
 
+//----------------------------------------------------------------------------
+bool
+CurveComposite::ApproxWithLines( double dLinTol, double dAngTolDeg, PolyLine& PL) const
+{
+   bool bFirst ;
+   double dStartPar ;
+   Point3d ptP ;
+   PolyLine PLSmpl ;
+   PCRVSMPL_LIST::const_iterator Iter ;
+
+
+   bFirst = true ;
+   dStartPar = 0 ;
+   for ( Iter = m_CrvSmplS.begin() ; Iter != m_CrvSmplS.end() ; ++Iter) {
+     // recupero approssimazione per curva semplice
+      if ( ! (*Iter)->ApproxWithLines( dLinTol, dAngTolDeg, PLSmpl))
+         return false ;
+     // la accodo opportunamente a quella della curva composita
+      if ( bFirst) {
+         PL.Splice( PLSmpl) ;
+         bFirst = false ;
+      }
+      else {
+         PLSmpl.EraseFirstUPoint() ;
+         PLSmpl.AddOffsetToU( dStartPar) ;
+         PL.Splice( PLSmpl) ;
+      }
+     // incremento inizio parametro per prossima curva semplice
+      dStartPar += 1 ;
+   }
+
+   return true ;
+}
+
 //----------------------------------------------------------------------------
 bool
 CurveComposite::Reverse( void)
@@ -798,3 +832,16 @@ CurveComposite::GetNextCurve( void) const
    else
       return nullptr ;
 }
+
+//----------------------------------------------------------------------------
+bool
+CurveComposite::IsParamAtJoint( double dU) const
+{
+  // se all'inizio, alla fine o lontano dagli interi
+   if ( fabs( dU) < EPS_ZERO  ||
+        fabs( dU - m_nCounter) < EPS_ZERO  ||
+        fabs( dU - (int) ( dU + EPS_ZERO)) > EPS_ZERO)
+      return false ;
+   else
+      return true ;
+}