OCCT

// Created on: 1995-09-08
// Created by: Laurent BOURESCHE
// Copyright (c) 1995-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <BSplCLib.hxx>

#include <gp_Pnt.hxx>
#include <gp_Pnt2d.hxx>
#include <gp_Vec.hxx>
#include <gp_Vec2d.hxx>
#include <NCollection_Array1.hxx>

#include "BSplCLib_CurveComputation.pxx"

#define No_Standard_RangeError
#define No_Standard_OutOfRange

//=================================================================================================

void BSplCLib::IncreaseDegree(const int                         NewDegree,
                              const NCollection_Array1<gp_Pnt>& Poles,
                              const NCollection_Array1<double>* Weights,
                              NCollection_Array1<gp_Pnt>&       NewPoles,
                              NCollection_Array1<double>*       NewWeights)
{
  BSplCLib_IncreaseDegree_Bezier<gp_Pnt, gp_Vec, NCollection_Array1<gp_Pnt>, 3>(NewDegree,
                                                                                Poles,
                                                                                Weights,
                                                                                NewPoles,
                                                                                NewWeights);
}

//=================================================================================================

void BSplCLib::IncreaseDegree(const int                           NewDegree,
                              const NCollection_Array1<gp_Pnt2d>& Poles,
                              const NCollection_Array1<double>*   Weights,
                              NCollection_Array1<gp_Pnt2d>&       NewPoles,
                              NCollection_Array1<double>*         NewWeights)
{
  BSplCLib_IncreaseDegree_Bezier<gp_Pnt2d, gp_Vec2d, NCollection_Array1<gp_Pnt2d>, 2>(NewDegree,
                                                                                      Poles,
                                                                                      Weights,
                                                                                      NewPoles,
                                                                                      NewWeights);
}

//=================================================================================================

void BSplCLib::PolesCoefficients(const NCollection_Array1<gp_Pnt>& Poles,
                                 const NCollection_Array1<double>* Weights,
                                 NCollection_Array1<gp_Pnt>&       CachePoles,
                                 NCollection_Array1<double>*       CacheWeights)
{
  BSplCLib_PolesCoefficients_Bezier<gp_Pnt, gp_Vec, NCollection_Array1<gp_Pnt>, 3>(Poles,
                                                                                   Weights,
                                                                                   CachePoles,
                                                                                   CacheWeights);
}

//=================================================================================================

void BSplCLib::PolesCoefficients(const NCollection_Array1<gp_Pnt2d>& Poles,
                                 const NCollection_Array1<double>*   Weights,
                                 NCollection_Array1<gp_Pnt2d>&       CachePoles,
                                 NCollection_Array1<double>*         CacheWeights)
{
  BSplCLib_PolesCoefficients_Bezier<gp_Pnt2d, gp_Vec2d, NCollection_Array1<gp_Pnt2d>, 2>(
    Poles,
    Weights,
    CachePoles,
    CacheWeights);
}

//=================================================================================================

void BSplCLib::D0(const double                      U,
                  const NCollection_Array1<gp_Pnt>& Poles,
                  const NCollection_Array1<double>* Weights,
                  gp_Pnt&                           P)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D0(U, 1, aDegree, false, Poles, Weights, aBezierKnots.Knot, &aBezierKnots.Mult, P);
}

//=================================================================================================

void BSplCLib::D0(const double                        U,
                  const NCollection_Array1<gp_Pnt2d>& Poles,
                  const NCollection_Array1<double>*   Weights,
                  gp_Pnt2d&                           P)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D0(U, 1, aDegree, false, Poles, Weights, aBezierKnots.Knot, &aBezierKnots.Mult, P);
}

//=================================================================================================

void BSplCLib::D1(const double                      U,
                  const NCollection_Array1<gp_Pnt>& Poles,
                  const NCollection_Array1<double>* Weights,
                  gp_Pnt&                           P,
                  gp_Vec&                           V)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D1(U, 1, aDegree, false, Poles, Weights, aBezierKnots.Knot, &aBezierKnots.Mult, P, V);
}

//=================================================================================================

void BSplCLib::D1(const double                        U,
                  const NCollection_Array1<gp_Pnt2d>& Poles,
                  const NCollection_Array1<double>*   Weights,
                  gp_Pnt2d&                           P,
                  gp_Vec2d&                           V)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D1(U, 1, aDegree, false, Poles, Weights, aBezierKnots.Knot, &aBezierKnots.Mult, P, V);
}

//=================================================================================================

void BSplCLib::D2(const double                      U,
                  const NCollection_Array1<gp_Pnt>& Poles,
                  const NCollection_Array1<double>* Weights,
                  gp_Pnt&                           P,
                  gp_Vec&                           V1,
                  gp_Vec&                           V2)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D2(U,
               1,
               aDegree,
               false,
               Poles,
               Weights,
               aBezierKnots.Knot,
               &aBezierKnots.Mult,
               P,
               V1,
               V2);
}

//=================================================================================================

void BSplCLib::D2(const double                        U,
                  const NCollection_Array1<gp_Pnt2d>& Poles,
                  const NCollection_Array1<double>*   Weights,
                  gp_Pnt2d&                           P,
                  gp_Vec2d&                           V1,
                  gp_Vec2d&                           V2)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D2(U,
               1,
               aDegree,
               false,
               Poles,
               Weights,
               aBezierKnots.Knot,
               &aBezierKnots.Mult,
               P,
               V1,
               V2);
}

//=================================================================================================

void BSplCLib::D3(const double                      U,
                  const NCollection_Array1<gp_Pnt>& Poles,
                  const NCollection_Array1<double>* Weights,
                  gp_Pnt&                           P,
                  gp_Vec&                           V1,
                  gp_Vec&                           V2,
                  gp_Vec&                           V3)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D3(U,
               1,
               aDegree,
               false,
               Poles,
               Weights,
               aBezierKnots.Knot,
               &aBezierKnots.Mult,
               P,
               V1,
               V2,
               V3);
}

//=================================================================================================

void BSplCLib::D3(const double                        U,
                  const NCollection_Array1<gp_Pnt2d>& Poles,
                  const NCollection_Array1<double>*   Weights,
                  gp_Pnt2d&                           P,
                  gp_Vec2d&                           V1,
                  gp_Vec2d&                           V2,
                  gp_Vec2d&                           V3)
{
  const int              aDegree = Poles.Length() - 1;
  BSplCLib_KnotArrays<2> aBezierKnots(aDegree);
  BSplCLib::D3(U,
               1,
               aDegree,
               false,
               Poles,
               Weights,
               aBezierKnots.Knot,
               &aBezierKnots.Mult,
               P,
               V1,
               V2,
               V3);
}