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Last change
on this file since 2730 was 2730, checked in by Takeshi Nakazato, 12 years ago |
New Development: No
JIRA Issue: Yes CAS-4770
Ready for Test: Yes
Interface Changes: No
What Interface Changed: Please list interface changes
Test Programs: List test programs
Put in Release Notes: Yes/No
Module(s): Module Names change impacts.
Description: Describe your changes here...
Rewrite implementations for locator and interpolator.
Documentation (doxygen format) is added to header files.
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File size:
1.4 KB
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| 1 | //
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| 2 | // C++ Implementation: Interpolator1D
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| 3 | //
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| 4 | // Description:
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| 5 | //
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| 6 | //
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| 7 | // Author: Takeshi Nakazato <takeshi.nakazato@nao.ac.jp>, (C) 2012
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| 8 | //
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| 9 | // Copyright: See COPYING file that comes with this distribution
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| 10 | //
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| 11 | //
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| 12 | #include <assert.h>
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| 13 |
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| 14 | #include <casa/Arrays/Vector.h>
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| 15 | #include <casa/Exceptions/Error.h>
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| 16 |
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| 17 | #include "Interpolator1D.h"
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| 18 | #include "BisectionLocator.h"
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| 19 | #include "HuntLocator.h"
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| 20 |
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| 21 | using namespace casa;
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| 22 |
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| 23 | namespace asap {
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| 24 |
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| 25 | Interpolator1D::Interpolator1D()
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| 26 | : order_(1),
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| 27 | n_(0),
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| 28 | x_(0),
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| 29 | y_(0),
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| 30 | locator_(0)
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| 31 | {
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| 32 | }
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| 33 |
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| 34 | Interpolator1D::~Interpolator1D()
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| 35 | {
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| 36 | if (locator_)
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| 37 | delete locator_;
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| 38 | }
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| 39 |
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| 40 | void Interpolator1D::setData(double *x, float *y, unsigned int n)
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| 41 | {
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| 42 | x_ = x;
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| 43 | y_ = y;
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| 44 | n_ = n;
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| 45 | createLocator();
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| 46 | locator_->set(x, n);
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| 47 | }
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| 48 |
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| 49 | void Interpolator1D::setX(double *x, unsigned int n)
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| 50 | {
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| 51 | assert(n_ == 0 || n_ == n);
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| 52 | x_ = x;
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| 53 | n_ = n;
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| 54 | createLocator();
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| 55 | locator_->set(x, n);
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| 56 | }
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| 57 |
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| 58 | void Interpolator1D::setY(float *y, unsigned int n)
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| 59 | {
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| 60 | assert(n_ == 0 || n_ == n);
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| 61 | y_ = y;
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| 62 | n_ = n;
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| 63 | }
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| 64 |
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| 65 | void Interpolator1D::reset()
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| 66 | {
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| 67 | n_ = 0;
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| 68 | x_ = 0;
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| 69 | y_ = 0;
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| 70 | if (locator_) {
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| 71 | delete locator_;
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| 72 | locator_ = 0;
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| 73 | }
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| 74 | }
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| 75 |
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| 76 | bool Interpolator1D::isready()
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| 77 | {
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| 78 | return (n_ > 0 && x_ != 0 && y_ != 0);
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| 79 | }
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| 80 |
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| 81 | unsigned int Interpolator1D::locate(double x)
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| 82 | {
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| 83 | return locator_->locate(x);
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| 84 | }
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| 85 |
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| 86 | void Interpolator1D::createLocator()
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| 87 | {
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| 88 | if (!locator_) {
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| 89 | if (n_ > 1000)
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| 90 | locator_ = new HuntLocator();
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| 91 | else
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| 92 | locator_ = new BisectionLocator();
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| 93 | }
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| 94 | }
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| 95 |
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| 96 | }
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