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1 | // Created on: 1993-07-23 |
2 | // Created by: Martine LANGLOIS |
3 | // Copyright (c) 1993-1999 Matra Datavision |
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4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
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7 | // |
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8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
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13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
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16 | |
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17 | |
18 | #include <BRepClass3d.hxx> |
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19 | #include <StdFail_NotDone.hxx> |
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20 | #include <StepShape_ClosedShell.hxx> |
21 | #include <StepShape_FacetedBrep.hxx> |
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22 | #include <StepShape_TopologicalRepresentationItem.hxx> |
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23 | #include <TCollection_HAsciiString.hxx> |
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24 | #include <TopoDS_Shell.hxx> |
25 | #include <TopoDS_Solid.hxx> |
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26 | #include <TopoDSToStep.hxx> |
27 | #include <TopoDSToStep_Builder.hxx> |
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28 | #include <TopoDSToStep_MakeFacetedBrep.hxx> |
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29 | #include <TopoDSToStep_Tool.hxx> |
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30 | #include <Transfer_FinderProcess.hxx> |
31 | #include <TransferBRep_ShapeMapper.hxx> |
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32 | |
33 | //============================================================================= |
34 | // Create a FacetedBrep of StepShape from a Shell of TopoDS |
35 | //============================================================================= |
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36 | TopoDSToStep_MakeFacetedBrep:: |
37 | TopoDSToStep_MakeFacetedBrep(const TopoDS_Shell& aShell, |
38 | const Handle(Transfer_FinderProcess)& FP) |
39 | { |
40 | done = Standard_False; |
41 | if (aShell.Closed()) { |
42 | Handle(StepShape_TopologicalRepresentationItem) aItem; |
43 | MoniTool_DataMapOfShapeTransient aMap; |
44 | |
45 | TopoDSToStep_Tool aTool(aMap, Standard_True); |
46 | TopoDSToStep_Builder StepB(aShell, aTool, FP); |
47 | TopoDSToStep::AddResult ( FP, aTool ); |
48 | |
49 | if (StepB.IsDone()) { |
50 | aItem = StepB.Value(); |
51 | Handle(StepShape_ClosedShell) aCShell; |
52 | aCShell = Handle(StepShape_ClosedShell)::DownCast(aItem); |
53 | theFacetedBrep = new StepShape_FacetedBrep(); |
54 | Handle(TCollection_HAsciiString) aName = |
55 | new TCollection_HAsciiString(""); |
56 | theFacetedBrep->Init(aName, aCShell); |
57 | done = Standard_True; |
58 | } |
59 | else { |
60 | done = Standard_False; |
61 | Handle(TransferBRep_ShapeMapper) errShape = |
62 | new TransferBRep_ShapeMapper(aShell); |
63 | FP->AddWarning(errShape," Closed Shell not mapped to FacetedBrep"); |
64 | } |
65 | } |
66 | else { |
67 | done = Standard_False; |
68 | Handle(TransferBRep_ShapeMapper) errShape = |
69 | new TransferBRep_ShapeMapper(aShell); |
70 | FP->AddWarning(errShape," Shell not closed; not mapped to FacetedBrep"); |
71 | } |
72 | } |
73 | |
74 | //============================================================================= |
75 | // Create a FacetedBrep of StepShape from a Solid of TopoDS containing |
76 | // only one closed shell |
77 | //============================================================================= |
78 | |
79 | TopoDSToStep_MakeFacetedBrep:: |
80 | TopoDSToStep_MakeFacetedBrep(const TopoDS_Solid& aSolid, |
81 | const Handle(Transfer_FinderProcess)& FP) |
82 | { |
83 | done = Standard_False; |
84 | |
85 | // Looking for the Outer Shell |
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86 | TopoDS_Shell aOuterShell = BRepClass3d::OuterShell(aSolid); |
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87 | |
88 | if (!aOuterShell.IsNull()) { |
89 | if (aOuterShell.Closed()) { |
90 | Handle(StepShape_TopologicalRepresentationItem) aItem; |
91 | MoniTool_DataMapOfShapeTransient aMap; |
92 | |
93 | TopoDSToStep_Tool aTool(aMap, Standard_True); |
94 | TopoDSToStep_Builder StepB(aOuterShell, aTool, FP); |
95 | TopoDSToStep::AddResult ( FP, aTool ); |
96 | |
97 | if (StepB.IsDone()) { |
98 | aItem = StepB.Value(); |
99 | Handle(StepShape_ClosedShell) aCShell; |
100 | aCShell = Handle(StepShape_ClosedShell)::DownCast(aItem); |
101 | theFacetedBrep = new StepShape_FacetedBrep(); |
102 | Handle(TCollection_HAsciiString) aName = |
103 | new TCollection_HAsciiString(""); |
104 | theFacetedBrep->Init(aName, aCShell); |
105 | done = Standard_True; |
106 | } |
107 | else { |
108 | done = Standard_False; |
109 | Handle(TransferBRep_ShapeMapper) errShape = |
110 | new TransferBRep_ShapeMapper(aOuterShell); |
111 | FP->AddWarning(errShape," Closed Outer Shell from Solid not mapped to FacetedBrep"); |
112 | } |
113 | } |
114 | else { |
115 | done = Standard_False; |
116 | Handle(TransferBRep_ShapeMapper) errShape = |
117 | new TransferBRep_ShapeMapper(aOuterShell); |
118 | FP->AddWarning(errShape," Shell not closed; not mapped to FacetedBrep"); |
119 | } |
120 | } |
121 | else { |
122 | done = Standard_False; |
123 | Handle(TransferBRep_ShapeMapper) errShape = |
124 | new TransferBRep_ShapeMapper(aOuterShell); |
125 | FP->AddWarning(errShape," Solid contains no Outer Shell to be mapped to FacetedBrep"); |
126 | } |
127 | } |
128 | |
129 | //============================================================================= |
130 | // renvoi des valeurs |
131 | //============================================================================= |
132 | |
133 | const Handle(StepShape_FacetedBrep) & |
134 | TopoDSToStep_MakeFacetedBrep::Value() const |
135 | { |
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136 | StdFail_NotDone_Raise_if (!done, "TopoDSToStep_MakeFacetedBrep::Value() - no result"); |
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137 | return theFacetedBrep; |
138 | } |