src/RWStepGeom/RWStepGeom_RWBezierSurface.cxx

   1 // Copyright (c) 1999-2014 OPEN CASCADE SAS
   2 //
   3 // This file is part of Open CASCADE Technology software library.
   4 //
   5 // This library is free software; you can redistribute it and/or modify it under
   6 // the terms of the GNU Lesser General Public License version 2.1 as published
   7 // by the Free Software Foundation, with special exception defined in the file
   8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
   9 // distribution for complete text of the license and disclaimer of any warranty.
  10 //
  11 // Alternatively, this file may be used under the terms of Open CASCADE
  12 // commercial license or contractual agreement.
  13
  14
  15 #include <Interface_Check.hxx>
  16 #include <Interface_EntityIterator.hxx>
  17 #include <RWStepGeom_RWBezierSurface.hxx>
  18 #include <StepData_StepReaderData.hxx>
  19 #include <StepData_StepWriter.hxx>
  20 #include <StepGeom_BezierSurface.hxx>
  21 #include <StepGeom_BSplineSurfaceForm.hxx>
  22 #include <StepGeom_CartesianPoint.hxx>
  23 #include <StepGeom_HArray2OfCartesianPoint.hxx>
  24
  25 // --- Enum : BSplineSurfaceForm ---
  26 static TCollection_AsciiString bssfSurfOfLinearExtrusion(".SURF_OF_LINEAR_EXTRUSION.");
  27 static TCollection_AsciiString bssfPlaneSurf(".PLANE_SURF.");
  28 static TCollection_AsciiString bssfGeneralisedCone(".GENERALISED_CONE.");
  29 static TCollection_AsciiString bssfToroidalSurf(".TOROIDAL_SURF.");
  30 static TCollection_AsciiString bssfConicalSurf(".CONICAL_SURF.");
  31 static TCollection_AsciiString bssfSphericalSurf(".SPHERICAL_SURF.");
  32 static TCollection_AsciiString bssfUnspecified(".UNSPECIFIED.");
  33 static TCollection_AsciiString bssfRuledSurf(".RULED_SURF.");
  34 static TCollection_AsciiString bssfSurfOfRevolution(".SURF_OF_REVOLUTION.");
  35 static TCollection_AsciiString bssfCylindricalSurf(".CYLINDRICAL_SURF.");
  36 static TCollection_AsciiString bssfQuadricSurf(".QUADRIC_SURF.");
  37
  38 RWStepGeom_RWBezierSurface::RWStepGeom_RWBezierSurface () {}
  39
  40 void RWStepGeom_RWBezierSurface::ReadStep
  41         (const Handle(StepData_StepReaderData)& data,
  42          const Standard_Integer num,
  43          Handle(Interface_Check)& ach,
  44          const Handle(StepGeom_BezierSurface)& ent) const
  45 {
  46
  47
  48         // --- Number of Parameter Control ---
  49
  50         if (!data->CheckNbParams(num,8,ach,"bezier_surface")) return;
  51
  52         // --- inherited field : name ---
  53
  54         Handle(TCollection_HAsciiString) aName;
  55         //szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
  56         data->ReadString (num,1,"name",ach,aName);
  57
  58         // --- inherited field : uDegree ---
  59
  60         Standard_Integer aUDegree;
  61         //szv#4:S4163:12Mar99 `Standard_Boolean stat2 =` not needed
  62         data->ReadInteger (num,2,"u_degree",ach,aUDegree);
  63
  64         // --- inherited field : vDegree ---
  65
  66         Standard_Integer aVDegree;
  67         //szv#4:S4163:12Mar99 `Standard_Boolean stat3 =` not needed
  68         data->ReadInteger (num,3,"v_degree",ach,aVDegree);
  69
  70         // --- inherited field : controlPointsList ---
  71
  72         Handle(StepGeom_HArray2OfCartesianPoint) aControlPointsList;
  73         Handle(StepGeom_CartesianPoint) anent4;
  74         Standard_Integer nsub4;
  75         if (data->ReadSubList (num,4,"control_points_list",ach,nsub4)) {
  76           Standard_Integer nbi4 = data->NbParams(nsub4);
  77           Standard_Integer nbj4 = data->NbParams(data->ParamNumber(nsub4,1));
  78           aControlPointsList = new StepGeom_HArray2OfCartesianPoint (1, nbi4, 1, nbj4);
  79           for (Standard_Integer i4 = 1; i4 <= nbi4; i4 ++) {
  80             Standard_Integer nsi4;
  81             if (data->ReadSubList (nsub4,i4,"sub-part(control_points_list)",ach,nsi4)) {
  82               for (Standard_Integer j4 =1; j4 <= nbj4; j4 ++) {
  83                 //szv#4:S4163:12Mar99 `Standard_Boolean stat4 =` not needed
  84                 if (data->ReadEntity (nsi4, j4,"cartesian_point", ach,
  85                                       STANDARD_TYPE(StepGeom_CartesianPoint), anent4))
  86                   aControlPointsList->SetValue(i4, j4, anent4);
  87               }
  88             }
  89           }
  90         }
  91
  92         // --- inherited field : surfaceForm ---
  93
  94         StepGeom_BSplineSurfaceForm aSurfaceForm = StepGeom_bssfPlaneSurf;
  95         if (data->ParamType(num,5) == Interface_ParamEnum) {
  96           Standard_CString text = data->ParamCValue(num,5);
  97           if      (bssfSurfOfLinearExtrusion.IsEqual(text)) aSurfaceForm = StepGeom_bssfSurfOfLinearExtrusion;
  98           else if (bssfPlaneSurf.IsEqual(text)) aSurfaceForm = StepGeom_bssfPlaneSurf;
  99           else if (bssfGeneralisedCone.IsEqual(text)) aSurfaceForm = StepGeom_bssfGeneralisedCone;
 100           else if (bssfToroidalSurf.IsEqual(text)) aSurfaceForm = StepGeom_bssfToroidalSurf;
 101           else if (bssfConicalSurf.IsEqual(text)) aSurfaceForm = StepGeom_bssfConicalSurf;
 102           else if (bssfSphericalSurf.IsEqual(text)) aSurfaceForm = StepGeom_bssfSphericalSurf;
 103           else if (bssfUnspecified.IsEqual(text)) aSurfaceForm = StepGeom_bssfUnspecified;
 104           else if (bssfRuledSurf.IsEqual(text)) aSurfaceForm = StepGeom_bssfRuledSurf;
 105           else if (bssfSurfOfRevolution.IsEqual(text)) aSurfaceForm = StepGeom_bssfSurfOfRevolution;
 106           else if (bssfCylindricalSurf.IsEqual(text)) aSurfaceForm = StepGeom_bssfCylindricalSurf;
 107           else if (bssfQuadricSurf.IsEqual(text)) aSurfaceForm = StepGeom_bssfQuadricSurf;
 108           else ach->AddFail("Enumeration b_spline_surface_form has not an allowed value");
 109         }
 110         else ach->AddFail("Parameter #5 (surface_form) is not an enumeration");
 111
 112         // --- inherited field : uClosed ---
 113
 114         StepData_Logical aUClosed;
 115         //szv#4:S4163:12Mar99 `Standard_Boolean stat6 =` not needed
 116         data->ReadLogical (num,6,"u_closed",ach,aUClosed);
 117
 118         // --- inherited field : vClosed ---
 119
 120         StepData_Logical aVClosed;
 121         //szv#4:S4163:12Mar99 `Standard_Boolean stat7 =` not needed
 122         data->ReadLogical (num,7,"v_closed",ach,aVClosed);
 123
 124         // --- inherited field : selfIntersect ---
 125
 126         StepData_Logical aSelfIntersect;
 127         //szv#4:S4163:12Mar99 `Standard_Boolean stat8 =` not needed
 128         data->ReadLogical (num,8,"self_intersect",ach,aSelfIntersect);
 129
 130         //--- Initialisation of the read entity ---
 131
 132
 133         ent->Init(aName, aUDegree, aVDegree, aControlPointsList, aSurfaceForm, aUClosed, aVClosed, aSelfIntersect);
 134 }
 135
 136
 137 void RWStepGeom_RWBezierSurface::WriteStep
 138         (StepData_StepWriter& SW,
 139          const Handle(StepGeom_BezierSurface)& ent) const
 140 {
 141
 142         // --- inherited field name ---
 143
 144         SW.Send(ent->Name());
 145
 146         // --- inherited field uDegree ---
 147
 148         SW.Send(ent->UDegree());
 149
 150         // --- inherited field vDegree ---
 151
 152         SW.Send(ent->VDegree());
 153
 154         // --- inherited field controlPointsList ---
 155
 156         SW.OpenSub();
 157         for (Standard_Integer i4 = 1;  i4 <= ent->NbControlPointsListI(); i4 ++) {
 158           SW.NewLine(Standard_False);
 159           SW.OpenSub();
 160           for (Standard_Integer j4 = 1;  j4 <= ent->NbControlPointsListJ(); j4 ++) {
 161             SW.Send(ent->ControlPointsListValue(i4,j4));
 162             SW.JoinLast(Standard_False);
 163           }
 164           SW.CloseSub();
 165         }
 166         SW.CloseSub();
 167
 168         // --- inherited field surfaceForm ---
 169
 170         switch(ent->SurfaceForm()) {
 171           case StepGeom_bssfSurfOfLinearExtrusion : SW.SendEnum (bssfSurfOfLinearExtrusion); break;
 172           case StepGeom_bssfPlaneSurf : SW.SendEnum (bssfPlaneSurf); break;
 173           case StepGeom_bssfGeneralisedCone : SW.SendEnum (bssfGeneralisedCone); break;
 174           case StepGeom_bssfToroidalSurf : SW.SendEnum (bssfToroidalSurf); break;
 175           case StepGeom_bssfConicalSurf : SW.SendEnum (bssfConicalSurf); break;
 176           case StepGeom_bssfSphericalSurf : SW.SendEnum (bssfSphericalSurf); break;
 177           case StepGeom_bssfUnspecified : SW.SendEnum (bssfUnspecified); break;
 178           case StepGeom_bssfRuledSurf : SW.SendEnum (bssfRuledSurf); break;
 179           case StepGeom_bssfSurfOfRevolution : SW.SendEnum (bssfSurfOfRevolution); break;
 180           case StepGeom_bssfCylindricalSurf : SW.SendEnum (bssfCylindricalSurf); break;
 181           case StepGeom_bssfQuadricSurf : SW.SendEnum (bssfQuadricSurf); break;
 182         }
 183
 184         // --- inherited field uClosed ---
 185
 186         SW.SendLogical(ent->UClosed());
 187
 188         // --- inherited field vClosed ---
 189
 190         SW.SendLogical(ent->VClosed());
 191
 192         // --- inherited field selfIntersect ---
 193
 194         SW.SendLogical(ent->SelfIntersect());
 195 }
 196
 197
 198 void RWStepGeom_RWBezierSurface::Share(const Handle(StepGeom_BezierSurface)& ent, Interface_EntityIterator& iter) const
 199 {
 200
 201         Standard_Integer nbiElem1 = ent->NbControlPointsListI();
 202         Standard_Integer nbjElem1 = ent->NbControlPointsListJ();
 203         for (Standard_Integer is1=1; is1<=nbiElem1; is1 ++) {
 204           for (Standard_Integer js1=1; js1<=nbjElem1; js1 ++) {
 205             iter.GetOneItem(ent->ControlPointsListValue(is1,js1));
 206           }
 207         }
 208
 209 }
 210