GModelIO_ACIS.cpp

// Gmsh - Copyright (C) 1997-2019 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file for license information. Please report all
// issues on https://gitlab.onelab.info/gmsh/gmsh/issues.

#include "GmshConfig.h"
#include "GModel.h"
#include "GmshMessage.h"
#include "OS.h"
#include "GModelIO_ACIS.h"
#include "ACISVertex.h"
#include "ACISEdge.h"
#include "ACISFace.h"

#if defined(HAVE_ACIS)

#include <meshmg.hxx>
#include <acis.hxx>
#include <base.hxx>
#include <license.hxx>
#include <spa_unlock_result.hxx>
#include <spa_lic_err_gui.hxx>
#include <api.hxx>
#include <kernapi.hxx>
#include <mmgr.err>
#include <lists.hxx>
#include <acistype.hxx>
#include "acis.hxx"
#include "kernapi.hxx"
#include "boolapi.hxx"
#include "eulerapi.hxx"
#include "cstrapi.hxx"
#include "af_api.hxx"
#include "intrapi.hxx"
#include "ga_api.hxx"
#include "spl_api.hxx"

class GMSH_MESH_MANAGER : public MESH_MANAGER {
  GModel *_gm;
  GFace *_current;

public:
  GMSH_MESH_MANAGER(GModel *gm) : _gm(gm) {}
  virtual ~GMSH_MESH_MANAGER() {}
  virtual void begin_mesh_output(ENTITY *entity, ENTITY *app_ref,
                                 ENTITY *format)
  {
    FACE *acisFace = dynamic_cast<FACE *>(entity);
    if(!acisFace) return;
    _current = getACISFaceByNativePtr(_gm, acisFace);
  }
  virtual void announce_counts(int npoly, int nnode, int nref)
  {
    _current->stl_vertices.resize(nnode);
    _current->stl_triangles.resize(nref);
  }
  virtual logical need_indexed_polygons() { return 1; }
  virtual void announce_indexed_polynode(int ipoly, int i, void *pnode);
  virtual void *announce_indexed_node(int inode, const SPApar_pos &pos,
                                      const SPAposition &X,
                                      const SPAunit_vector &N)
  {
    SPoint2 p(pos.u, pos.v);
    _current->stl_vertices[inode] = p;
    //    printf("node %d pos %g %g\n",inode,p.x(),p.y());
    return (void *)inode; // bad idea, but...
  }
  virtual void announce_indexed_polynode(ENTITY *E, int ipoly, int i, void *id,
                                         const double &edge_tpar,
                                         const SPApar_pos &uv,