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1 | // Created on: 2016-07-07 |
2 | // Copyright (c) 2016 OPEN CASCADE SAS |
3 | // Created by: Oleg AGASHIN |
4 | // |
5 | // This file is part of Open CASCADE Technology software library. |
6 | // |
7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
12 | // |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
15 | |
16 | #ifndef _BRepMesh_SphereRangeSplitter_HeaderFile |
17 | #define _BRepMesh_SphereRangeSplitter_HeaderFile |
18 | |
19 | #include <BRepMesh_DefaultRangeSplitter.hxx> |
20 | #include <IMeshTools_Parameters.hxx> |
21 | |
22 | //! Auxiliary class extending default range splitter in |
23 | //! order to generate internal nodes for spherical surface. |
24 | class BRepMesh_SphereRangeSplitter : public BRepMesh_DefaultRangeSplitter |
25 | { |
26 | public: |
27 | |
28 | //! Constructor. |
29 | BRepMesh_SphereRangeSplitter() |
30 | { |
31 | } |
32 | |
33 | //! Destructor. |
34 | virtual ~BRepMesh_SphereRangeSplitter() |
35 | { |
36 | } |
37 | |
38 | //! Returns list of nodes generated using surface data and specified parameters. |
39 | Standard_EXPORT virtual Handle(IMeshData::ListOfPnt2d) GenerateSurfaceNodes( |
40 | const IMeshTools_Parameters& theParameters) const Standard_OVERRIDE; |
41 | |
42 | private: |
43 | |
44 | //! Computes step for the given range. |
4945e8be |
45 | void computeStep( |
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46 | const std::pair<Standard_Real, Standard_Real>& theRange, |
47 | const Standard_Real theDefaultStep, |
48 | std::pair<Standard_Real, Standard_Real>& theStepAndOffset) const |
49 | { |
50 | const Standard_Real aDiff = theRange.second - theRange.first; |
51 | theStepAndOffset.first = aDiff / ((Standard_Integer) (aDiff / theDefaultStep) + 1); |
52 | theStepAndOffset.second = theRange.second - Precision::PConfusion(); |
53 | } |
54 | }; |
55 | |
56 | #endif |