Last change
on this file since 3021 was
2756,
checked in by Takeshi Nakazato, 11 years ago
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New Development: No
JIRA Issue: Yes CAS-4770
Ready for Test: Yes
Interface Changes: No
What Interface Changed: Please list interface changes
Test Programs: test_sdcal2
Put in Release Notes: No
Module(s): Module Names change impacts.
Description: Describe your changes here...
Replace assert with casa::assert_ to avoid aborting casapy session.
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File size:
1.1 KB
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Rev | Line | |
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[2733] | 1 | // |
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| 2 | // C++ Implementation: LinearInterpolator1D |
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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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[2756] | 14 | #include <casa/Exceptions/Error.h> |
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| 15 | #include <casa/Utilities/Assert.h> |
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| 16 | |
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[2733] | 17 | #include "LinearInterpolator1D.h" |
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| 18 | |
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| 19 | namespace asap { |
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| 20 | |
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| 21 | template <class T, class U> |
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| 22 | LinearInterpolator1D<T, U>::LinearInterpolator1D() |
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| 23 | : Interpolator1D<T, U>() |
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| 24 | {} |
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| 25 | |
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| 26 | template <class T, class U> |
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| 27 | LinearInterpolator1D<T, U>::~LinearInterpolator1D() |
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| 28 | {} |
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| 29 | |
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| 30 | template <class T, class U> U LinearInterpolator1D<T, U>::interpolate(T x) |
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| 31 | { |
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[2756] | 32 | //assert(this->isready()); |
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| 33 | assert_<AipsError>(this->isready(),"object is not ready to process."); |
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[2733] | 34 | if (this->n_ == 1) |
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| 35 | return this->y_[0]; |
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| 36 | |
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| 37 | unsigned int i = this->locator_->locate(x); |
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| 38 | |
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| 39 | // do not perform extrapolation |
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| 40 | if (i == 0) { |
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| 41 | return this->y_[i]; |
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| 42 | } |
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| 43 | else if (i == this->n_) { |
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| 44 | return this->y_[i-1]; |
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| 45 | } |
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| 46 | |
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| 47 | // linear interpolation |
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| 48 | U y = this->y_[i-1] + (this->y_[i] - this->y_[i-1]) * (x - this->x_[i-1]) |
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| 49 | / (this->x_[i] - this->x_[i-1]); |
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| 50 | return y; |
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| 51 | } |
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| 52 | |
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| 53 | } |
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