Spostate funzioni polyline nel file opportuno

EGkPolyLine.h

@@ -13,6 +13,7 @@
 
 #pragma once
 
+#include "EgtNumUtils.h"
 #include "/EgtDev/Include/EGkPoint3d.h"
 #include "/EgtDev/Include/EGkBBox3d.h"
 #include "/EgtDev/Include/EGkPlane3d.h"
@@ -132,3 +133,18 @@ class PolyLine
 // Raccolte di PolyLine
 typedef std::vector<PolyLine>  POLYLINEVECTOR ;   // vettore di PolyLine
 typedef std::list<PolyLine>    POLYLINELIST ;     // lista di PolyLine
+
+//----------------------------------------------------------------------------
+// Funzioni statiche di manipolazione di poliline e calcoli su dei esse
+bool ChangeStart( const Point3d& ptNewStart, PNTVECTOR& Loop) ;
+bool SplitAtPoint( const Point3d& ptStop, const PNTVECTOR& Loop, PNTVECTOR& Loop1, PNTVECTOR& Loop2)  ;
+bool ChangePolyLineStart( const Point3d& ptNewStart, PolyLine& Loop) ;
+// nSegNum 0-based
+bool PointPositionOnPolyLine( const Point3d& ptPoint, /*const*/ PolyLine& Loop, int& nSegNum, double& dParOnSeg) ;
+bool IsPointInsidePolyLine( const Point3d& ptP, /*const*/ PolyLine& plPoly) ;
+bool DistPointPolyLine( const Point3d& ptP, const PolyLine& plPoly, double& dPointPolyLineDist) ;
+// Una faccia di una trimesh ha una sola componente connessa.
+// Si assume che i loop siano corretti e rispettino tale proprietà.
+bool DistPointFacet( const Point3d& ptP, /*const*/ POLYLINEVECTOR& vPolyVec, double& dPointFacetDist) ;
+bool SplitPolyLineAtPoint( const Point3d& ptPoint, /*const*/ PolyLine& Loop, PolyLine& Loop1, PolyLine& Loop2) ;
+bool AddPolyLineToPolyLine( PolyLine& Poly, PolyLine& PolyToAdd) ;