b311480e |
1 | // Created on: 1993-07-02 |
2 | // Created by: Martine LANGLOIS |
3 | // Copyright (c) 1993-1999 Matra Datavision |
4 | // Copyright (c) 1999-2012 OPEN CASCADE SAS |
5 | // |
6 | // The content of this file is subject to the Open CASCADE Technology Public |
7 | // License Version 6.5 (the "License"). You may not use the content of this file |
8 | // except in compliance with the License. Please obtain a copy of the License |
9 | // at http://www.opencascade.org and read it completely before using this file. |
10 | // |
11 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
12 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
13 | // |
14 | // The Original Code and all software distributed under the License is |
15 | // distributed on an "AS IS" basis, without warranty of any kind, and the |
16 | // Initial Developer hereby disclaims all such warranties, including without |
17 | // limitation, any warranties of merchantability, fitness for a particular |
18 | // purpose or non-infringement. Please see the License for the specific terms |
19 | // and conditions governing the rights and limitations under the License. |
20 | |
7fd59977 |
21 | // sln 22.10.2001. CTS23496: Line is not created if direction have not been succesfully created (StepToGeom_MakeLine(...) function) |
22 | |
23 | #include <StepToGeom_MakeLine.ixx> |
24 | #include <StepGeom_Line.hxx> |
25 | #include <StepGeom_Vector.hxx> |
26 | #include <StepGeom_CartesianPoint.hxx> |
27 | #include <StepToGeom_MakeVectorWithMagnitude.hxx> |
28 | #include <StepToGeom_MakeCartesianPoint.hxx> |
29 | #include <Geom_CartesianPoint.hxx> |
30 | #include <Geom_Line.hxx> |
31 | #include <Geom_VectorWithMagnitude.hxx> |
32 | #include <gp_Pnt.hxx> |
33 | #include <gp_Vec.hxx> |
34 | #include <gp_Dir.hxx> |
5cc18856 |
35 | #include <Precision.hxx> |
7fd59977 |
36 | |
37 | //============================================================================= |
38 | // Creation d' une Line de Geom a partir d' une Line de Step |
39 | //============================================================================= |
40 | |
41 | Standard_Boolean StepToGeom_MakeLine::Convert (const Handle(StepGeom_Line)& SC, Handle(Geom_Line)& CC) |
42 | { |
43 | Handle(Geom_CartesianPoint) P; |
44 | if (StepToGeom_MakeCartesianPoint::Convert(SC->Pnt(),P)) |
45 | { |
46 | // sln 22.10.2001. CTS23496: Line is not created if direction have not been succesfully created |
47 | Handle(Geom_VectorWithMagnitude) D; |
48 | if (StepToGeom_MakeVectorWithMagnitude::Convert(SC->Dir(),D)) |
49 | { |
5cc18856 |
50 | if( D->Vec().SquareMagnitude() < Precision::Confusion() * Precision::Confusion()) |
51 | return Standard_False; |
7fd59977 |
52 | const gp_Dir V(D->Vec()); |
53 | CC = new Geom_Line(P->Pnt(), V); |
54 | return Standard_True; |
55 | } |
56 | } |
57 | return Standard_False; |
58 | } |