Last change
on this file since 2956 was
2732,
checked in by Takeshi Nakazato, 11 years ago
|
New Development: No
JIRA Issue: Yes CAS-4770
Ready for Test: Yes
Interface Changes: Yes/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...
Commit .tcc files for Locator classes.
|
File size:
1.5 KB
|
Rev | Line | |
---|
[2732] | 1 | // |
---|
| 2 | // C++ Implementation: BufferedBisectionLocator |
---|
| 3 | // |
---|
| 4 | // Description: |
---|
| 5 | // |
---|
| 6 | // |
---|
| 7 | // Author: Takeshi Nakazato <takeshi.nakazato@nao.ac.jp>, (C) 2012 |
---|
| 8 | // |
---|
| 9 | // Copyright: See COPYING file that comes with this distribution |
---|
| 10 | // |
---|
| 11 | // |
---|
| 12 | #include <assert.h> |
---|
| 13 | |
---|
| 14 | #include "BufferedBisectionLocator.h" |
---|
| 15 | |
---|
| 16 | namespace asap { |
---|
| 17 | template <class T> BufferedBisectionLocator<T>::BufferedBisectionLocator() |
---|
| 18 | : Locator<T>(), |
---|
| 19 | prev_(0) |
---|
| 20 | {} |
---|
| 21 | |
---|
| 22 | template <class T> |
---|
| 23 | BufferedBisectionLocator<T>::BufferedBisectionLocator(T *v, unsigned int n, |
---|
| 24 | bool copystorage) |
---|
| 25 | : Locator<T>(v, n, copystorage), |
---|
| 26 | prev_(0) |
---|
| 27 | {} |
---|
| 28 | |
---|
| 29 | template <class T> BufferedBisectionLocator<T>::~BufferedBisectionLocator() |
---|
| 30 | {} |
---|
| 31 | |
---|
| 32 | template <class T> unsigned int BufferedBisectionLocator<T>::locate(T x) |
---|
| 33 | { |
---|
| 34 | if (this->n_ == 1) |
---|
| 35 | return 0; |
---|
| 36 | |
---|
| 37 | unsigned int jl = 0; |
---|
| 38 | unsigned int ju = this->n_; |
---|
| 39 | if (this->ascending_) { |
---|
| 40 | // ascending order |
---|
| 41 | if (x <= this->x_[0]) |
---|
| 42 | return 0; |
---|
| 43 | else if (x > this->x_[this->n_-1]) |
---|
| 44 | return this->n_; |
---|
| 45 | |
---|
| 46 | if (x < this->x_[prev_]) { |
---|
| 47 | ju = this->bisection(x, jl, prev_); |
---|
| 48 | } |
---|
| 49 | else { |
---|
| 50 | ju = this->bisection(x, prev_, ju); |
---|
| 51 | } |
---|
| 52 | |
---|
| 53 | } |
---|
| 54 | else { |
---|
| 55 | // descending order |
---|
| 56 | if (x >= this->x_[0]) |
---|
| 57 | return 0; |
---|
| 58 | else if (x < this->x_[this->n_-1]) |
---|
| 59 | return this->n_; |
---|
| 60 | |
---|
| 61 | if (x > this->x_[prev_]) { |
---|
| 62 | ju = this->bisection(x, jl, prev_); |
---|
| 63 | } |
---|
| 64 | else { |
---|
| 65 | ju = this->bisection(x, prev_, ju); |
---|
| 66 | } |
---|
| 67 | } |
---|
| 68 | |
---|
| 69 | prev_ = (ju > 0) ? ju - 1 : 0; |
---|
| 70 | return ju; |
---|
| 71 | } |
---|
| 72 | |
---|
| 73 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.