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1 | // Created on: 2005-10-05 |
2 | // Created by: Mikhail KLOKOV |
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3 | // Copyright (c) 2005-2014 OPEN CASCADE SAS |
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4 | // |
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5 | // This file is part of Open CASCADE Technology software library. |
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6 | // |
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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 |
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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. |
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12 | // |
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13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
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15 | |
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16 | |
17 | #include <IntTools_CurveRangeSample.hxx> |
18 | #include <IntTools_Range.hxx> |
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19 | |
20 | IntTools_CurveRangeSample::IntTools_CurveRangeSample() |
21 | { |
22 | myIndex = 0; |
23 | } |
24 | |
25 | IntTools_CurveRangeSample::IntTools_CurveRangeSample(const Standard_Integer theIndex) |
26 | { |
27 | myIndex = theIndex; |
28 | } |
29 | |
30 | IntTools_Range IntTools_CurveRangeSample::GetRange(const Standard_Real theFirst, |
31 | const Standard_Real theLast, |
32 | const Standard_Integer theNbSample) const |
33 | { |
34 | Standard_Real diffC = theLast - theFirst; |
35 | IntTools_Range aResult; |
36 | |
37 | if(GetDepth() <= 0) { |
38 | aResult.SetFirst(theFirst); |
39 | aResult.SetLast(theLast); |
40 | } |
41 | else { |
42 | Standard_Real tmp = pow(Standard_Real(theNbSample), Standard_Real(GetDepth())); |
43 | Standard_Real localdiffC = diffC / Standard_Real(tmp); |
44 | Standard_Real aFirstC = theFirst + Standard_Real(myIndex) * localdiffC; |
45 | Standard_Real aLastC = aFirstC + localdiffC; |
46 | aResult.SetFirst(aFirstC); |
47 | aResult.SetLast(aLastC); |
48 | } |
49 | return aResult; |
50 | } |