//----------------------------------------------------------------------------
//  EgalTech 2014-2014
//----------------------------------------------------------------------------
// File : LUA_GdbCreateCurve.cpp      Data : 07.01.15       Versione : 1.6a1
// Contenuto : Funzioni di creazione curve per LUA.
//
//
//
// Modifiche : 07.01.15 DS Creazione modulo.
//
//
//----------------------------------------------------------------------------

//--------------------------- Include ----------------------------------------
#include "stdafx.h"
#include "LUA.h"
#include "/EgtDev/Include/EXeExecutor.h"
#include "/EgtDev/Include/EXeConst.h"
#include "/EgtDev/Include/EGkGdbConst.h"
#include "/EgtDev/Include/EGkLuaAux.h"

using namespace std ;

//-------------------------------------------------------------------------------
static int
LuaCreateCurveLine( lua_State* L)
{
  // 3 o 4 parametri : ParentId, PtIni, PtFin [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptIni ;
   LuaCheckParam( L, 2, ptIni)
   Point3d ptFin ;
   LuaCheckParam( L, 3, ptFin)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 4, nRefType) ;
   LuaClearStack( L) ;
  // creo il segmento di retta
   int nId = ExeCreateCurveLine( nParentId, ptIni, ptFin, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveLineEx( lua_State* L)
{
  // 7 o 8 parametri : ParentId, PtIni, nSepI, nIdI, PtFin, nSepF, nIdF [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptIni ;
   LuaCheckParam( L, 2, ptIni)
   int nSepI ;
   LuaCheckParam( L, 3, nSepI)
   int nIdI ;
   LuaCheckParam( L, 4, nIdI)
   Point3d ptFin ;
   LuaCheckParam( L, 5, ptFin)
   int nSepF ;
   LuaCheckParam( L, 6, nSepF)
   int nIdF ;
   LuaCheckParam( L, 7, nIdF)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 8, nRefType) ;
   LuaClearStack( L) ;
  // creo il segmento di retta
   int nId = ExeCreateCurveLineEx( nParentId,
                                   ptIni, nSepI, nIdI,
                                   ptFin, nSepF, nIdF, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveLinePVL( lua_State* L)
{
  // 4 o 5 parametri : ParentId, PtIni, VtDir, dLen [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptIni ;
   LuaCheckParam( L, 2, ptIni)
   Vector3d vtDir ;
   LuaCheckParam( L, 3, vtDir)
   double dLen ;
   LuaCheckParam( L, 4, dLen)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 5, nRefType) ;
   LuaClearStack( L) ;
  // creo il segmento di retta
   int nId = ExeCreateCurveLinePVL( nParentId, ptIni, vtDir, dLen, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveLineMinPointCurve( lua_State* L)
{
  // 3 o 4 o 5 parametri : ParentId, PtIni, CrvId [, NearPar] [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptIni ;
   LuaCheckParam( L, 2, ptIni)
   int nCrvId ;
   LuaCheckParam( L, 3, nCrvId)
   double dNearPar = 0 ;
   int nRefType = RTY_DEFAULT ;
   if ( LuaGetParam( L, 4, dNearPar))
      LuaGetParam( L, 5, nRefType) ;
   else
      LuaGetParam( L, 4, nRefType) ;
   LuaClearStack( L) ;
  // creo il segmento di retta
   int nId = ExeCreateCurveLineMinPointCurve( nParentId, ptIni, nCrvId, dNearPar, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCircle( lua_State* L)
{
  // 4 o 5 parametri : ParentId, PtCen, VtN, Rad [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptCen ;
   LuaCheckParam( L, 2, ptCen)
   Vector3d vtN ;
   LuaCheckParam( L, 3, vtN)
   double dRad ;
   LuaCheckParam( L, 4, dRad)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 5, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveCircle( nParentId, ptCen, vtN, dRad, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCircleCPN( lua_State* L)
{
  // 4 o 5 parametri : ParentId, PtCen, PtOn,  VtN [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptCen ;
   LuaCheckParam( L, 2, ptCen)
   Point3d ptOn ;
   LuaCheckParam( L, 3, ptOn)
   Vector3d vtN ;
   LuaCheckParam( L, 4, vtN)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 5, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveCircleCPN( nParentId, ptCen, ptOn, vtN, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCircleCPNEx( lua_State* L)
{
  // 6 o 7 parametri : ParentId, PtCen, PtOn, nSepO, nIdO,  VtN [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptCen ;
   LuaCheckParam( L, 2, ptCen)
   Point3d ptOn ;
   LuaCheckParam( L, 3, ptOn)
   int nSepO ;
   LuaCheckParam( L, 4, nSepO)
   int nIdO ;
   LuaCheckParam( L, 5, nIdO)
   Vector3d vtN ;
   LuaCheckParam( L, 6, vtN)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 7, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveCircleCPNEx( nParentId, ptCen, ptOn, nSepO, nIdO, vtN, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCircle3P( lua_State* L)
{
  // 4 o 5 parametri : ParentId, PtP1, PtP2,  PtP3 [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptP1 ;
   LuaCheckParam( L, 2, ptP1)
   Point3d ptP2 ;
   LuaCheckParam( L, 3, ptP2)
   Point3d ptP3 ;
   LuaCheckParam( L, 4, ptP3)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 5, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveCircle3P( nParentId, ptP1, ptP2, ptP3, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveArc( lua_State* L)
{
  // 7 o 8 parametri : ParentId, PtCen, VtN, Rad, VtS, AngCenDeg, DeltaN [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptCen ;
   LuaCheckParam( L, 2, ptCen)
   Vector3d vtN ;
   LuaCheckParam( L, 3, vtN)
   double dRad ;
   LuaCheckParam( L, 4, dRad)
   Vector3d vtS ;
   LuaCheckParam( L, 5, vtS)
   double dAngCenDeg ;
   LuaCheckParam( L, 6, dAngCenDeg)
   double dDeltaN ;
   LuaCheckParam( L, 7, dDeltaN)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 8, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveArc( nParentId, ptCen, vtN, dRad, vtS, dAngCenDeg, dDeltaN, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveArcC2PN( lua_State* L)
{
  // 5 o 6 parametri : ParentId, PtCen, PtStart, PtNearEnd, VtNorm [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptCen ;
   LuaCheckParam( L, 2, ptCen)
   Point3d ptStart ;
   LuaCheckParam( L, 3, ptStart)
   Point3d ptNearEnd ;
   LuaCheckParam( L, 4, ptNearEnd)
   Vector3d vtNorm ;
   LuaCheckParam( L, 5, vtNorm)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 6, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveArcC2PN( nParentId, ptCen, ptStart, ptNearEnd, vtNorm, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveArcC2PNEx( lua_State* L)
{
  // 7 o 8 parametri : ParentId, PtCen, PtStart, nSepS, nIdS, PtNearEnd, VtNorm [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptCen ;
   LuaCheckParam( L, 2, ptCen)
   Point3d ptStart ;
   LuaCheckParam( L, 3, ptStart)
   int nSepS ;
   LuaCheckParam( L, 4, nSepS)
   int nIdS ;
   LuaCheckParam( L, 5, nIdS)
   Point3d ptNearEnd ;
   LuaCheckParam( L, 6, ptNearEnd)
   Vector3d vtNorm ;
   LuaCheckParam( L, 7, vtNorm)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 8, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveArcC2PNEx( nParentId, ptCen, ptStart, nSepS, nIdS, ptNearEnd, vtNorm, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveArc3P( lua_State* L)
{
  // 4 o 5 parametri : ParentId, PtP1, PtP2,  PtP3 [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptP1 ;
   LuaCheckParam( L, 2, ptP1)
   Point3d ptP2 ;
   LuaCheckParam( L, 3, ptP2)
   Point3d ptP3 ;
   LuaCheckParam( L, 4, ptP3)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 5, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveArc3P( nParentId, ptP1, ptP2, ptP3, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveArc2PVN( lua_State* L)
{
  // 5 o 6 parametri : ParentId, PtStart, PtEnd, VtDirS, VtNorm [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptStart ;
   LuaCheckParam( L, 2, ptStart)
   Point3d ptEnd ;
   LuaCheckParam( L, 3, ptEnd)
   Vector3d vtDirS ;
   LuaCheckParam( L, 4, vtDirS)
   Vector3d vtNorm ;
   LuaCheckParam( L, 5, vtNorm)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 6, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveArc2PVN( nParentId, ptStart, ptEnd, vtDirS, vtNorm, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveArc2PVNEx( lua_State* L)
{
  // 7 o 8 parametri : ParentId, PtStart, PtEnd, nSepE, nIdE, VtDirS, VtNorm [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptStart ;
   LuaCheckParam( L, 2, ptStart)
   Point3d ptEnd ;
   LuaCheckParam( L, 3, ptEnd)
   int nSepE ;
   LuaCheckParam( L, 4, nSepE)
   int nIdE ;
   LuaCheckParam( L, 5, nIdE)
   Vector3d vtDirS ;
   LuaCheckParam( L, 6, vtDirS)
   Vector3d vtNorm ;
   LuaCheckParam( L, 7, vtNorm)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 8, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco
   int nId = ExeCreateCurveArc2PVNEx( nParentId, ptStart, ptEnd, nSepE, nIdE,
                                      vtDirS, vtNorm, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveFillet( lua_State* L)
{
  // 8 o 9 parametri : ParentId, nCrv1, PtNear1, nCrv2, PtNear2, VtNorm, dRad, bTrim [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nCrv1 ;
   LuaCheckParam( L, 2, nCrv1)
   Point3d ptNear1 ;
   LuaCheckParam( L, 3, ptNear1)
   int nCrv2 ;
   LuaCheckParam( L, 4, nCrv2)
   Point3d ptNear2 ;
   LuaCheckParam( L, 5, ptNear2)
   Vector3d vtNorm ;
   LuaCheckParam( L, 6, vtNorm)
   double dRad ;
   LuaCheckParam( L, 7, dRad)
   bool bTrim ;
   LuaCheckParam( L, 8, bTrim)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 9, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco di fillet
   int nId = ExeCreateCurveFillet( nParentId, nCrv1, ptNear1, nCrv2, ptNear2,
                                   vtNorm, dRad, bTrim, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveChamfer( lua_State* L)
{
  // 8 o 9 parametri : ParentId, nCrv1, PtNear1, nCrv2, PtNear2, VtNorm, dDist, bTrim [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nCrv1 ;
   LuaCheckParam( L, 2, nCrv1)
   Point3d ptNear1 ;
   LuaCheckParam( L, 3, ptNear1)
   int nCrv2 ;
   LuaCheckParam( L, 4, nCrv2)
   Point3d ptNear2 ;
   LuaCheckParam( L, 5, ptNear2)
   Vector3d vtNorm ;
   LuaCheckParam( L, 6, vtNorm)
   double dDist ;
   LuaCheckParam( L, 7, dDist)
   bool bTrim ;
   LuaCheckParam( L, 8, bTrim)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 9, nRefType) ;
   LuaClearStack( L) ;
  // creo l'arco di fillet
   int nId = ExeCreateCurveChamfer( nParentId, nCrv1, ptNear1, nCrv2, ptNear2,
                                    vtNorm, dDist, bTrim, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveBezier( lua_State* L)
{
  // 3 o 4 parametri : ParentId, Degree, CtrlPnts [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nDegree ;
   LuaCheckParam( L, 2, nDegree)
   PNTVECTOR vPnt ;
   LuaCheckParam( L, 3, vPnt)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 4, nRefType) ;
   LuaClearStack( L) ;
  // creo la curva
   int nId = ExeCreateCurveBezier( nParentId, nDegree, vPnt, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveBezierRational( lua_State* L)
{
  // 3 o 4 parametri : ParentId, Degree, CtrlPntWs [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nDegree ;
   LuaCheckParam( L, 2, nDegree)
   PNTUVECTOR vPntW ;
   LuaCheckParam( L, 3, vPntW)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 4, nRefType) ;
   LuaClearStack( L) ;
  // creo la curva
   int nId = ExeCreateCurveBezierRational( nParentId, nDegree, vPntW, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveBezierFromArc( lua_State* L)
{
  // 2 o 3 parametri : ParentId, ArcId[ , Erase]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nArcId ;
   LuaCheckParam( L, 2, nArcId)
   bool bErase = true ;
   LuaGetParam( L, 3, bErase) ;
   LuaClearStack( L) ;
  // creo la curva
   int nId = ExeCreateCurveBezierFromArc( nParentId, nArcId, bErase) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCompo( lua_State* L)
{
  // 2 o 3 parametri : ParentId, nIds [, Erase]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   INTVECTOR vIds ;
   LuaCheckParam( L, 2, vIds)
   bool bErase = true ;
   LuaGetParam( L, 3, bErase) ;
   LuaClearStack( L) ;
  // creo la curva composita
   int nId = ExeCreateCurveCompo( nParentId, vIds, bErase) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCompoByChain( lua_State* L)
{
  // 3 o 4 o 5 parametri : ParentId, nIds, PtNear [, Erase] [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   INTVECTOR vIds ;
   LuaCheckParam( L, 2, vIds)
   Point3d ptNear ;
   LuaCheckParam( L, 3, ptNear)
   bool bErase = true ;
   int nRefType = RTY_DEFAULT ;
   if ( LuaGetParam( L, 4, bErase))
      LuaGetParam( L, 5, nRefType) ;
   else
      LuaGetParam( L, 4, nRefType) ;
   LuaClearStack( L) ;
  // creo la curva composita
   int nCount = 0 ;
   int nId = ExeCreateCurveCompoByChain( nParentId, vIds, ptNear, bErase, nRefType, &nCount) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   LuaSetReturn( L, nCount) ;
   return 2 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCompoFromPoints( lua_State* L)
{
  // 2 o 3 parametri : ParentId, ptPs [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   PNTVECTOR vPnt ;
   LuaCheckParam( L, 2, vPnt)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 3, nRefType) ;
   LuaClearStack( L) ;
   PolyLine PL ;
  // creo una polilinea a partire dai punti
   for ( size_t i = 0 ; i < vPnt.size() ; ++ i)
      PL.AddUPoint( 0, vPnt[i]) ;
  // creo la curva composita
   int nId = ExeCreateCurveCompoFromPoints( nParentId, PL, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCompoFromPointBulges( lua_State* L)
{
  // 2 o 3 parametri : ParentId, ptPBs [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   PNTUVECTOR vPntB ;
   LuaCheckParam( L, 2, vPntB)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 3, nRefType) ;
   LuaClearStack( L) ;
  // creo un poliarco a partire dai punti con bulge
   PolyArc PA ;
   for ( size_t i = 0 ; i < vPntB.size() ; ++ i)
      PA.AddUPoint( 0, vPntB[i].first, vPntB[i].second) ;
  // creo la curva composita
   int nId = ExeCreateCurveCompoFromPointBulges( nParentId, PA, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateCurveCompoByApprox( lua_State* L)
{
  // 3 o 4 parametri : ParentId, nSouId, nArcsVsLines [, dLinTol]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nSouId ;
   LuaCheckParam( L, 2, nSouId)
   int nTemp ;
   LuaCheckParam( L, 3, nTemp)
   bool bArcsVsLines = ( nTemp != 0) ;
   double dLinTol = 0.01 ;
   LuaGetParam( L, 4, dLinTol) ;
   LuaClearStack( L) ;
  // creo la curva composita
   int nId = ExeCreateCurveCompoByApprox( nParentId, nSouId, bArcsVsLines, dLinTol) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreateRectangle3P( lua_State* L)
{
  // 4 o 5 parametri : ParentId, PtIni, PtCross, PtDir [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   Point3d ptIni ;
   LuaCheckParam( L, 2, ptIni)
   Point3d ptCross ;
   LuaCheckParam( L, 3, ptCross)
   Point3d ptDir ;
   LuaCheckParam( L, 4, ptDir)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 5, nRefType) ;
   LuaClearStack( L) ;
  // creo il poligono
   int nId = ExeCreateRectangle3P( nParentId, ptIni, ptCross, ptDir, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreatePolygonFromRadius( lua_State* L)
{
  // 5 o 6 parametri : ParentId, nNumSides, PtCen, PtCorn, VtN [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nNumSides ;
   LuaCheckParam( L, 2, nNumSides)
   Point3d PtCen ;
   LuaCheckParam( L, 3, PtCen)
   Point3d PtCorn ;
   LuaCheckParam( L, 4, PtCorn)
   Vector3d vtN ;
   LuaCheckParam( L, 5, vtN)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 6, nRefType) ;
   LuaClearStack( L) ;
  // creo il poligono
   int nId = ExeCreatePolygonFromRadius( nParentId, nNumSides, PtCen, PtCorn, vtN, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreatePolygonFromApothem( lua_State* L)
{
  // 5 o 6 parametri : ParentId, nNumSides, PtCen, PtMid, VtN [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nNumSides ;
   LuaCheckParam( L, 2, nNumSides)
   Point3d PtCen ;
   LuaCheckParam( L, 3, PtCen)
   Point3d PtMid ;
   LuaCheckParam( L, 4, PtMid)
   Vector3d vtN ;
   LuaCheckParam( L, 5, vtN)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 6, nRefType) ;
   LuaClearStack( L) ;
  // creo il poligono
   int nId = ExeCreatePolygonFromApothem( nParentId, nNumSides, PtCen, PtMid, vtN, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
static int
LuaCreatePolygonFromSide( lua_State* L)
{
  // 5 o 6 parametri : ParentId, nNumSides, PtIni, PtFin, VtN [, nRefType]
   int nParentId ;
   LuaCheckParam( L, 1, nParentId)
   int nNumSides ;
   LuaCheckParam( L, 2, nNumSides)
   Point3d ptIni ;
   LuaCheckParam( L, 3, ptIni)
   Point3d ptFin ;
   LuaCheckParam( L, 4, ptFin)
   Vector3d vtN ;
   LuaCheckParam( L, 5, vtN)
   int nRefType = RTY_DEFAULT ;
   LuaGetParam( L, 6, nRefType) ;
   LuaClearStack( L) ;
  // creo il poligono
   int nId = ExeCreatePolygonFromSide( nParentId, nNumSides, ptIni, ptFin, vtN, nRefType) ;
  // restituisco il risultato
   if ( nId != GDB_ID_NULL)
      LuaSetReturn( L, nId) ;
   else
      LuaSetReturn( L) ;
   return 1 ;
}

//-------------------------------------------------------------------------------
bool
LuaInstallGdbCreateCurve( LuaMgr& luaMgr)
{
   bool bOk = ( &luaMgr != nullptr) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtLine", LuaCreateCurveLine) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtLineEx", LuaCreateCurveLineEx) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtLinePVL", LuaCreateCurveLinePVL) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtLineMinPointCurve", LuaCreateCurveLineMinPointCurve) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCircle", LuaCreateCurveCircle) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCircleCPN", LuaCreateCurveCircleCPN) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCircleCPNEx", LuaCreateCurveCircleCPNEx) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCircle3P", LuaCreateCurveCircle3P) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtArc", LuaCreateCurveArc) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtArcC2PN", LuaCreateCurveArcC2PN) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtArcC2PNEx", LuaCreateCurveArcC2PNEx) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtArc3P", LuaCreateCurveArc3P) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtArc2PVN", LuaCreateCurveArc2PVN) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtArc2PVNEx", LuaCreateCurveArc2PVNEx) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveFillet", LuaCreateCurveFillet) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveChamfer", LuaCreateCurveChamfer) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveBezier", LuaCreateCurveBezier) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveBezierRat", LuaCreateCurveBezierRational) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveBezierFromArc", LuaCreateCurveBezierFromArc) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompo", LuaCreateCurveCompo) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompoByChain", LuaCreateCurveCompoByChain) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompoFromPoints", LuaCreateCurveCompoFromPoints) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompoFromPointBulges", LuaCreateCurveCompoFromPointBulges) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompoByApprox", LuaCreateCurveCompoByApprox) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtRectangle3P", LuaCreateRectangle3P) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtPolygonFromRadius", LuaCreatePolygonFromRadius) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtPolygonFromApothem", LuaCreatePolygonFromApothem) ;
   bOk = bOk && luaMgr.RegisterFunction( "EgtPolygonFromSide", LuaCreatePolygonFromSide) ;
   return bOk ;
}