EgtGeomKernel 1.5a1 : Aggiunta prima versione distanza punto Curva di Bezier.

Ora si esporta la generica classe distanza punto curva.
2014-01-05 09:47:43 +00:00
parent b4f2770eb8
commit 2216a87ab4
15 changed files with 580 additions and 91 deletions
@@ -0,0 +1,138 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2013
+//----------------------------------------------------------------------------
+// File : DistPointCurve.cpp     Data : 02.01.14          Versione : 1.5a1
+// Contenuto : Implementazione della classe distanza punto da Curva.
+//
+//
+//
+// Modifiche : 02.01.14 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+//--------------------------- Include ----------------------------------------
+#include "stdafx.h"
+#include "DistPointLine.h"
+#include "DistPointArc.h"
+#include "DistPointCrvBezier.h"
+#include "/EgtDev/Include/EGkDistPointCurve.h"
+
+
+//----------------------------------------------------------------------------
+DistPointCurve::DistPointCurve( const Point3d& ptP, const ICurve& Curve)
+{
+  // distanza non calcolata
+   m_dDist = - 1 ;
+
+  // curva non valida
+   if ( ! Curve.IsValid())
+      return ;
+
+  // chiamo calcolatore opportuno
+   switch ( Curve.GetType()) {
+   case CRV_LINE :
+      LineCalculate( ptP, Curve) ;
+      break ;
+   case CRV_ARC :
+      ArcCalculate( ptP, Curve) ;
+      break ;
+   case CRV_BEZ :
+      CrvBezierCalculate( ptP, Curve) ;
+      break ;
+   case CRV_COMPO :
+      CrvCompositeCalculate( ptP, Curve) ;
+      break ;
+   }
+}
+
+//----------------------------------------------------------------------------
+void
+DistPointCurve::LineCalculate( const Point3d& ptP, const ICurve& Curve)
+{
+   DistPointLine dstPtLn( ptP, *GetCurveLine( &Curve)) ;
+
+   m_bDet = true ;
+   m_dDist = (( dstPtLn.m_dSqDist > 0) ? sqrt( dstPtLn.m_dSqDist) : dstPtLn.m_dSqDist) ;
+   m_dParam = dstPtLn.m_dParam ;
+   m_ptMinDist = dstPtLn.m_ptMinDist ;
+}
+
+//----------------------------------------------------------------------------
+void
+DistPointCurve::ArcCalculate( const Point3d& ptP, const ICurve& Curve)
+{
+   DistPointArc dstPtArc( ptP, *GetCurveArc( &Curve)) ;
+
+   m_bDet = dstPtArc.m_bDet ;
+   m_dDist = dstPtArc.m_dDist ;
+   m_dParam = dstPtArc.m_dParam ;
+   m_ptMinDist = dstPtArc.m_ptMinDist ;
+}
+
+//----------------------------------------------------------------------------
+void
+DistPointCurve::CrvBezierCalculate( const Point3d& ptP, const ICurve& Curve)
+{
+   DistPointCrvBezier dstPtCBez( ptP, *GetCurveBezier( &Curve)) ;
+
+   m_bDet = dstPtCBez.m_bDet ;
+   m_dDist = dstPtCBez.m_dDist ;
+   m_dParam = dstPtCBez.m_dParam ;
+   m_ptMinDist = dstPtCBez.m_ptMinDist ;
+}
+
+//----------------------------------------------------------------------------
+void
+DistPointCurve::CrvCompositeCalculate( const Point3d& ptP, const ICurve& Curve)
+{
+   //DistPointCrvComposite dstPtLn( ptP, *GetCurveComposite( &Curve)) ;
+}
+
+//----------------------------------------------------------------------------
+bool
+DistPointCurve::GetSqDist( double& dSqDist)
+{
+   if ( m_dDist < 0)
+      return false ;
+
+   dSqDist = m_dDist * m_dDist ;
+   return true ;
+}
+
+//----------------------------------------------------------------------------
+bool
+DistPointCurve::GetDist( double& dDist)
+{
+   if ( m_dDist < 0)
+      return false ;
+
+   dDist = m_dDist ;
+   return true ;
+}
+
+//----------------------------------------------------------------------------
+bool
+DistPointCurve::GetPointMinDist( Point3d& ptMinDist, bool* pbDet)
+{
+   if ( m_dDist < 0)
+      return false ;
+
+   ptMinDist = m_ptMinDist ;
+   if ( pbDet != nullptr)
+      *pbDet = m_bDet ;
+   return true ;
+}
+
+//----------------------------------------------------------------------------
+bool
+DistPointCurve::GetParamAtPointMinDist( double& dParam, bool* pbDet)
+{
+   if ( m_dDist < 0)
+      return false ;
+
+   dParam = m_dParam ;
+   if ( pbDet != nullptr)
+      *pbDet = m_bDet ;
+   return true ;
+}