EgtGeomKernel 1.5a3 : Implementata distanza tra punto e elica.

DistPointArc.cpp

@@ -1,19 +1,20 @@
 //----------------------------------------------------------------------------
-//  EgalTech 2013-2013
+//  EgalTech 2013-2014
 //----------------------------------------------------------------------------
-// File : DistPointArc.cpp       Data : 28.12.13          Versione : 1.4l5
+// File : DistPointArc.cpp       Data : 13.01.14          Versione : 1.5a3
 // Contenuto : Implementazione della classe distanza punto da circonferenza/arco.
 //
 //
 //
 // Modifiche : 28.12.13 DS Creazione modulo.
-//
+//             13.01.14 DS Implementata gestione elica.
 //
 //----------------------------------------------------------------------------
 
 //--------------------------- Include ----------------------------------------
 #include "stdafx.h"
 #include "DistPointArc.h"
+#include "DistPointCrvAux.h"
 
 
 //----------------------------------------------------------------------------
@@ -124,7 +125,35 @@ DistPointArc::DistPointFlatArc( const Point3d& ptP, const ICurveArc& arArc)
 void
 DistPointArc::DistPointHelix( const Point3d& ptP, const ICurveArc& arArc)
 {
+  // creo una polilinea di approssimazione
+   PolyLine PL ;
+   if ( ! arArc.ApproxWithLines( LIN_TOL_APPROX, ANG_TOL_APPROX_DEG, PL))
+      return ;
 
+  // cerco la minima distanza per la polilinea
+   MDCVECTOR vApproxMin ;
+   MDCVECTOR::iterator Iter ;
+   if ( ! CalcMinDistPointPolyLine( ptP, PL, vApproxMin))
+      return ;
+
+  // raffino i punti trovati
+   double dPolishedPar ;
+   Point3d ptPolishedQ ;
+   for ( Iter = vApproxMin.begin() ; Iter != vApproxMin.end() ; ++Iter) {
+     // eseguo raffinamento
+      if ( PolishMinDistPointCurve( ptP, arArc, *Iter, dPolishedPar, ptPolishedQ)) {
+         (*Iter).dDist = Dist( ptP, ptPolishedQ) ;
+         (*Iter).dPar = dPolishedPar ;
+         (*Iter).ptQ = ptPolishedQ ;
+      }
+      else
+         (*Iter).dDist = INFINITO ;
+   }
+
+  // determino i minimi raffinati da tenere
+   double dMinDist ;
+   if ( FilterMinDistPointCurve( ptP, arArc, vApproxMin, dMinDist, m_Info))
+      m_dDist = dMinDist ;
 }
 
 //----------------------------------------------------------------------------