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1 | // Copyright (c) 1999-2012 OPEN CASCADE SAS |
2 | // |
3 | // The content of this file is subject to the Open CASCADE Technology Public |
4 | // License Version 6.5 (the "License"). You may not use the content of this file |
5 | // except in compliance with the License. Please obtain a copy of the License |
6 | // at http://www.opencascade.org and read it completely before using this file. |
7 | // |
8 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
9 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
10 | // |
11 | // The Original Code and all software distributed under the License is |
12 | // distributed on an "AS IS" basis, without warranty of any kind, and the |
13 | // Initial Developer hereby disclaims all such warranties, including without |
14 | // limitation, any warranties of merchantability, fitness for a particular |
15 | // purpose or non-infringement. Please see the License for the specific terms |
16 | // and conditions governing the rights and limitations under the License. |
17 | |
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18 | #include <StlAPI_Writer.ixx> |
19 | #include <StlTransfer.hxx> |
20 | #include <TopoDS_Shape.hxx> |
21 | #include <Bnd_Box.hxx> |
22 | #include <RWStl.hxx> |
23 | #include <BRepBndLib.hxx> |
24 | #include <OSD_Path.hxx> |
25 | |
26 | #define MAX2(X, Y) ( Abs(X) > Abs(Y)? Abs(X) : Abs(Y) ) |
27 | #define MAX3(X, Y, Z) ( MAX2 ( MAX2(X,Y) , Z) ) |
28 | |
29 | StlAPI_Writer::StlAPI_Writer() |
30 | { |
31 | theStlMesh = new StlMesh_Mesh; |
32 | theASCIIMode = Standard_True; |
33 | theDeflection = 0.01; |
34 | theRelativeMode = Standard_True; |
35 | theCoefficient = 0.001; |
36 | } |
37 | |
38 | void StlAPI_Writer::SetDeflection(const Standard_Real aDeflection) |
39 | { |
40 | theDeflection = aDeflection; |
41 | } |
42 | void StlAPI_Writer::SetCoefficient(const Standard_Real aCoefficient) |
43 | { |
44 | theCoefficient = aCoefficient; |
45 | } |
46 | |
47 | Standard_Boolean& StlAPI_Writer::RelativeMode() |
48 | { |
49 | return theRelativeMode; |
50 | } |
51 | |
52 | Standard_Boolean& StlAPI_Writer::ASCIIMode() |
53 | { |
54 | return theASCIIMode; |
55 | } |
56 | |
57 | void StlAPI_Writer::Write(const TopoDS_Shape& aShape,const Standard_CString aFileName) |
58 | { |
59 | OSD_Path aFile(aFileName); |
60 | if (theRelativeMode) { |
61 | Standard_Real aXmin, aYmin, aZmin, aXmax, aYmax, aZmax; |
62 | Bnd_Box Total; |
63 | BRepBndLib::Add(aShape, Total); |
64 | Total.Get(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax); |
65 | theDeflection = MAX3(aXmax-aXmin , aYmax-aYmin , aZmax-aZmin)*theCoefficient; |
66 | } |
67 | StlTransfer::BuildIncrementalMesh(aShape, theDeflection, theStlMesh); |
68 | // Write the built mesh |
69 | if (theASCIIMode) { |
70 | RWStl::WriteAscii(theStlMesh, aFile); |
71 | } |
72 | else { |
73 | RWStl::WriteBinary(theStlMesh, aFile); |
74 | } |
75 | } |
76 | |