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// $Id$ |
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|
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/* |
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Copyright (C) 2012, 2014, 2016, 2019, 2020, 2022, 2023 Peter Johansson |
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|
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This file is part of the yat library, http://dev.thep.lu.se/yat |
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7 |
|
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The yat library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License as |
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published by the Free Software Foundation; either version 3 of the |
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License, or (at your option) any later version. |
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|
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The yat library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with yat. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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|
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#include <config.h> |
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|
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#include "Aligner.h" |
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#include "Cigar.h" |
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#include "Matrix.h" |
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|
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#include <algorithm> |
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#include <cassert> |
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#include <cctype> |
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#include <limits> |
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#include <ostream> |
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|
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namespace theplu { |
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namespace yat { |
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namespace utility { |
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|
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Aligner::Aligner(double gap, double open_gap) |
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: vertical_gap_(gap), open_vertical_gap_(open_gap), horizon_gap_(gap), |
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open_horizon_gap_(open_gap) |
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{ |
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} |
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|
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|
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Aligner::Aligner(double vertical_gap, double open_vertical_gap, |
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double horizon_gap, double open_horizon_gap) |
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: vertical_gap_(vertical_gap), open_vertical_gap_(open_vertical_gap), |
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horizon_gap_(horizon_gap), open_horizon_gap_(open_horizon_gap) |
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{ |
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} |
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|
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|
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double Aligner::needleman_wunsch(const MatrixBase& s) |
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{ |
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Matrix m(s.rows()+1,s.columns()+1, -std::numeric_limits<double>::max()); |
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m(0, 0) = 0.0; |
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// Init upper and left border of matrix |
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for (size_t i=1; i<m.rows(); i++) |
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m(i,0) = - (i * vertical_gap_ + open_vertical_gap_); |
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for (size_t i=1; i<m.columns(); i++) |
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m(0,i) = - (i * horizon_gap_ + open_horizon_gap_); |
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(*this)(s, m); |
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// return lower right corner element |
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return m(s.rows(), s.columns()); |
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} |
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|
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|
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double Aligner::smith_waterman(const MatrixBase& s) |
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{ |
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Matrix m(s.rows()+1,s.columns()+1); |
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(*this)(s, m); |
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return max(m); |
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} |
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|
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|
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void Aligner::operator()(const MatrixBase& score, MatrixMutable& x) |
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{ |
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assert(x.columns() == score.columns()+1); |
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assert(x.rows() == score.rows()+1); |
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|
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columns_ = x.columns(); |
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alignment_.assign(columns_*x.rows(), none); |
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|
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for (size_t i=1; i<x.rows(); ++i) |
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for (size_t j=1; j<x.columns(); ++j) { |
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// match (or mismatch) |
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if (x(i-1, j-1) + score(i-1, j-1) > x(i,j)) { |
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x(i,j) = x(i-1, j-1) + score(i-1, j-1); |
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directions(i, j) = diagonal; |
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} |
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|
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if (directions(i, j-1) == right) { |
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if (x(i, j-1)-horizon_gap_ > x(i,j)) { |
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x(i,j) = x(i,j-1) - horizon_gap_; |
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directions(i,j) = right; |
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} |
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} |
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else if(x(i,j-1)-horizon_gap_-open_horizon_gap_ > x(i,j)) { |
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x(i,j) = x(i,j-1) - horizon_gap_ - open_horizon_gap_; |
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directions(i,j) = right; |
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} |
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|
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if (directions(i-1,j) == down) { |
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if (x(i-1,j) - vertical_gap_ > x(i,j)) { |
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x(i,j) = x(i-1,j) - vertical_gap_; |
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directions(i,j) = down; |
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} |
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} |
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else if (x(i-1,j) - vertical_gap_ - open_vertical_gap_ > x(i,j)) { |
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x(i,j) = x(i-1,j) - vertical_gap_ - open_vertical_gap_; |
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directions(i,j) = down; |
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} |
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} |
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} |
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|
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|
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const Aligner::direction& Aligner::alignment(size_t i, size_t j) const |
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{ |
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return alignment_[i*columns_ + j]; |
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} |
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|
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|
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const Aligner::Cigar Aligner::cigar(size_t row, size_t column) const |
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{ |
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Cigar cig; |
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while (row || column) { |
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switch (alignment(row, column)) { |
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case(diagonal): |
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assert(row); |
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--row; |
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assert(column); |
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--column; |
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cig.push_front(BAM_CMATCH); |
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break; |
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case (right): |
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assert(column); |
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--column; |
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cig.push_front(BAM_CINS); |
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break; |
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case (down): |
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assert(row); |
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--row; |
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cig.push_front(BAM_CDEL); |
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break; |
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default: |
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03 May 14 |
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return cig; |
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03 May 14 |
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} |
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} |
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return cig; |
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} |
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|
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|
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Aligner::direction& Aligner::directions(size_t i, size_t j) |
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{ |
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28 Aug 12 |
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155 |
return alignment_[i*columns_ + j]; |
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28 Aug 12 |
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156 |
} |
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|
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03 May 14 |
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|
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25 Mar 23 |
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double Aligner::insertion_penalty(void) const |
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25 Mar 23 |
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{ |
4334 |
25 Mar 23 |
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161 |
return vertical_gap_; |
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25 Mar 23 |
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} |
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25 Mar 23 |
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163 |
|
4334 |
25 Mar 23 |
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164 |
|
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25 Mar 23 |
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double Aligner::open_insertion_penalty(void) const |
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25 Mar 23 |
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{ |
4334 |
25 Mar 23 |
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167 |
return open_vertical_gap_; |
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25 Mar 23 |
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168 |
} |
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25 Mar 23 |
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169 |
|
4334 |
25 Mar 23 |
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170 |
|
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25 Mar 23 |
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171 |
double Aligner::deletion_penalty(void) const |
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25 Mar 23 |
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{ |
4334 |
25 Mar 23 |
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173 |
return horizon_gap_; |
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25 Mar 23 |
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} |
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25 Mar 23 |
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|
4334 |
25 Mar 23 |
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176 |
|
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25 Mar 23 |
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177 |
double Aligner::open_deletion_penalty(void) const |
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25 Mar 23 |
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178 |
{ |
4334 |
25 Mar 23 |
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179 |
return open_horizon_gap_; |
4334 |
25 Mar 23 |
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} |
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25 Mar 23 |
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181 |
|
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25 Mar 23 |
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182 |
|
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03 May 14 |
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// ================ Cigar ======================= |
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03 May 14 |
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184 |
|
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15 Oct 20 |
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185 |
Aligner::Cigar::Cigar(const std::string& s) |
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15 Oct 20 |
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186 |
{ |
4003 |
15 Oct 20 |
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187 |
try { |
4003 |
15 Oct 20 |
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188 |
std::istringstream is(s); |
4003 |
15 Oct 20 |
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189 |
while (parse_element(is)); |
4003 |
15 Oct 20 |
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190 |
} |
4003 |
15 Oct 20 |
peter |
191 |
catch (invalid_argument& e) { |
4003 |
15 Oct 20 |
peter |
192 |
std::ostringstream msg; |
4003 |
15 Oct 20 |
peter |
193 |
msg << "Aligner::Cigar: " << s; |
4003 |
15 Oct 20 |
peter |
194 |
std::throw_with_nested(invalid_argument(msg.str())); |
4003 |
15 Oct 20 |
peter |
195 |
} |
4003 |
15 Oct 20 |
peter |
196 |
} |
4003 |
15 Oct 20 |
peter |
197 |
|
4003 |
15 Oct 20 |
peter |
198 |
|
3840 |
13 Aug 19 |
peter |
199 |
Aligner::Cigar::const_iterator Aligner::Cigar::begin(void) const |
3840 |
13 Aug 19 |
peter |
200 |
{ |
3840 |
13 Aug 19 |
peter |
201 |
return const_iterator(cigar_.begin()); |
3840 |
13 Aug 19 |
peter |
202 |
} |
3840 |
13 Aug 19 |
peter |
203 |
|
3840 |
13 Aug 19 |
peter |
204 |
|
3200 |
03 May 14 |
peter |
205 |
void Aligner::Cigar::clear(void) |
3200 |
03 May 14 |
peter |
206 |
{ |
3200 |
03 May 14 |
peter |
207 |
cigar_.clear(); |
3200 |
03 May 14 |
peter |
208 |
} |
3200 |
03 May 14 |
peter |
209 |
|
3200 |
03 May 14 |
peter |
210 |
|
3840 |
13 Aug 19 |
peter |
211 |
Aligner::Cigar::const_iterator Aligner::Cigar::end(void) const |
3840 |
13 Aug 19 |
peter |
212 |
{ |
3840 |
13 Aug 19 |
peter |
213 |
return const_iterator(cigar_.end()); |
3840 |
13 Aug 19 |
peter |
214 |
} |
3840 |
13 Aug 19 |
peter |
215 |
|
3840 |
13 Aug 19 |
peter |
216 |
|
3200 |
03 May 14 |
peter |
217 |
uint8_t Aligner::Cigar::op(size_t i) const |
3200 |
03 May 14 |
peter |
218 |
{ |
3200 |
03 May 14 |
peter |
219 |
assert(i<cigar_.size()); |
3200 |
03 May 14 |
peter |
220 |
return bam_cigar_op(cigar_[i]); |
3200 |
03 May 14 |
peter |
221 |
} |
3200 |
03 May 14 |
peter |
222 |
|
3200 |
03 May 14 |
peter |
223 |
|
3213 |
05 May 14 |
peter |
224 |
uint32_t Aligner::Cigar::length(uint8_t mask) const |
3213 |
05 May 14 |
peter |
225 |
{ |
3213 |
05 May 14 |
peter |
226 |
uint32_t res = 0; |
3213 |
05 May 14 |
peter |
227 |
for (size_t i=0; i<cigar_.size(); ++i) |
3213 |
05 May 14 |
peter |
228 |
if (bam_cigar_type(op(i)) & mask) |
3213 |
05 May 14 |
peter |
229 |
res += oplen(i); |
3213 |
05 May 14 |
peter |
230 |
return res; |
3213 |
05 May 14 |
peter |
231 |
} |
3213 |
05 May 14 |
peter |
232 |
|
3213 |
05 May 14 |
peter |
233 |
|
3213 |
05 May 14 |
peter |
234 |
uint32_t Aligner::Cigar::length(void) const |
3213 |
05 May 14 |
peter |
235 |
{ |
3213 |
05 May 14 |
peter |
236 |
return length(3); |
3213 |
05 May 14 |
peter |
237 |
} |
3213 |
05 May 14 |
peter |
238 |
|
3213 |
05 May 14 |
peter |
239 |
|
3200 |
03 May 14 |
peter |
240 |
char Aligner::Cigar::opchr(size_t i) const |
3200 |
03 May 14 |
peter |
241 |
{ |
3200 |
03 May 14 |
peter |
242 |
assert(i<cigar_.size()); |
3200 |
03 May 14 |
peter |
243 |
return bam_cigar_opchr(cigar_[i]); |
3200 |
03 May 14 |
peter |
244 |
} |
3200 |
03 May 14 |
peter |
245 |
|
3200 |
03 May 14 |
peter |
246 |
|
3200 |
03 May 14 |
peter |
247 |
uint32_t Aligner::Cigar::oplen(size_t i) const |
3200 |
03 May 14 |
peter |
248 |
{ |
3200 |
03 May 14 |
peter |
249 |
assert(i<cigar_.size()); |
3200 |
03 May 14 |
peter |
250 |
return bam_cigar_oplen(cigar_[i]); |
3200 |
03 May 14 |
peter |
251 |
} |
3200 |
03 May 14 |
peter |
252 |
|
3200 |
03 May 14 |
peter |
253 |
|
4003 |
15 Oct 20 |
peter |
254 |
bool Aligner::Cigar::parse_element(std::istream& is) |
4003 |
15 Oct 20 |
peter |
255 |
{ |
4003 |
15 Oct 20 |
peter |
256 |
char c = is.get(); |
4003 |
15 Oct 20 |
peter |
257 |
if (!is.good()) |
4003 |
15 Oct 20 |
peter |
258 |
return false; |
4003 |
15 Oct 20 |
peter |
259 |
if (!isdigit(c)) { |
4003 |
15 Oct 20 |
peter |
260 |
std::string msg("not a digit: '"); |
4003 |
15 Oct 20 |
peter |
261 |
msg += c; |
4003 |
15 Oct 20 |
peter |
262 |
msg += "'"; |
4003 |
15 Oct 20 |
peter |
263 |
throw invalid_argument(msg); |
4003 |
15 Oct 20 |
peter |
264 |
} |
4003 |
15 Oct 20 |
peter |
265 |
uint32_t len = c - '0'; |
4003 |
15 Oct 20 |
peter |
266 |
|
4003 |
15 Oct 20 |
peter |
267 |
while (is.get(c).good()) { |
4003 |
15 Oct 20 |
peter |
268 |
if (isdigit(c)) |
4003 |
15 Oct 20 |
peter |
269 |
len = 10 * len + (c - '0'); |
4003 |
15 Oct 20 |
peter |
270 |
else { |
4003 |
15 Oct 20 |
peter |
271 |
push_back(cigar_table(static_cast<uint8_t>(c)), len); |
4003 |
15 Oct 20 |
peter |
272 |
return true; |
4003 |
15 Oct 20 |
peter |
273 |
} |
4003 |
15 Oct 20 |
peter |
274 |
} |
4003 |
15 Oct 20 |
peter |
275 |
throw invalid_argument("Cigar::parse_element: missing operator"); |
4003 |
15 Oct 20 |
peter |
276 |
return true; |
4003 |
15 Oct 20 |
peter |
277 |
} |
4003 |
15 Oct 20 |
peter |
278 |
|
4003 |
15 Oct 20 |
peter |
279 |
|
3200 |
03 May 14 |
peter |
280 |
void Aligner::Cigar::pop_back(uint32_t len) |
3200 |
03 May 14 |
peter |
281 |
{ |
3200 |
03 May 14 |
peter |
282 |
while (len) { |
3200 |
03 May 14 |
peter |
283 |
assert(size()); |
3200 |
03 May 14 |
peter |
284 |
size_t i = size()-1; |
3200 |
03 May 14 |
peter |
285 |
if (len < oplen(i)) { |
3200 |
03 May 14 |
peter |
286 |
cigar_[i] -= (len<<BAM_CIGAR_SHIFT); |
3200 |
03 May 14 |
peter |
287 |
return; |
3200 |
03 May 14 |
peter |
288 |
} |
3200 |
03 May 14 |
peter |
289 |
else { |
3200 |
03 May 14 |
peter |
290 |
len -= oplen(i); |
3200 |
03 May 14 |
peter |
291 |
cigar_.pop_back(); |
3200 |
03 May 14 |
peter |
292 |
} |
3200 |
03 May 14 |
peter |
293 |
} |
3200 |
03 May 14 |
peter |
294 |
} |
3200 |
03 May 14 |
peter |
295 |
|
3200 |
03 May 14 |
peter |
296 |
|
3200 |
03 May 14 |
peter |
297 |
void Aligner::Cigar::pop_front(uint32_t len) |
3200 |
03 May 14 |
peter |
298 |
{ |
3200 |
03 May 14 |
peter |
299 |
while (len) { |
3200 |
03 May 14 |
peter |
300 |
assert(size()); |
3200 |
03 May 14 |
peter |
301 |
if (len < oplen(0)) { |
3200 |
03 May 14 |
peter |
302 |
cigar_[0] -= (len<<BAM_CIGAR_SHIFT); |
3200 |
03 May 14 |
peter |
303 |
return; |
3200 |
03 May 14 |
peter |
304 |
} |
3200 |
03 May 14 |
peter |
305 |
else { |
3200 |
03 May 14 |
peter |
306 |
len -= oplen(0); |
3200 |
03 May 14 |
peter |
307 |
cigar_.pop_front(); |
3200 |
03 May 14 |
peter |
308 |
} |
3200 |
03 May 14 |
peter |
309 |
} |
3200 |
03 May 14 |
peter |
310 |
} |
3200 |
03 May 14 |
peter |
311 |
|
3200 |
03 May 14 |
peter |
312 |
|
3200 |
03 May 14 |
peter |
313 |
void Aligner::Cigar::push_back(uint8_t op, uint32_t len) |
3200 |
03 May 14 |
peter |
314 |
{ |
3205 |
04 May 14 |
peter |
315 |
if (len==0) |
3205 |
04 May 14 |
peter |
316 |
return; |
3200 |
03 May 14 |
peter |
317 |
if (cigar_.empty() || this->op(size()-1)!=op) |
3201 |
03 May 14 |
peter |
318 |
cigar_.push_back(bam_cigar_gen(len, op)); |
3200 |
03 May 14 |
peter |
319 |
else |
3200 |
03 May 14 |
peter |
320 |
cigar_[size()-1] += (len<<BAM_CIGAR_SHIFT); |
3200 |
03 May 14 |
peter |
321 |
} |
3200 |
03 May 14 |
peter |
322 |
|
3200 |
03 May 14 |
peter |
323 |
|
3200 |
03 May 14 |
peter |
324 |
void Aligner::Cigar::push_front(uint8_t op, uint32_t len) |
3200 |
03 May 14 |
peter |
325 |
{ |
3205 |
04 May 14 |
peter |
326 |
if (len==0) |
3205 |
04 May 14 |
peter |
327 |
return; |
3200 |
03 May 14 |
peter |
328 |
if (cigar_.empty() || this->op(0)!=op) |
3200 |
03 May 14 |
peter |
329 |
cigar_.push_front(bam_cigar_gen(len, op)); |
3200 |
03 May 14 |
peter |
330 |
else |
3200 |
03 May 14 |
peter |
331 |
cigar_[0] += (len<<BAM_CIGAR_SHIFT); |
3200 |
03 May 14 |
peter |
332 |
} |
3200 |
03 May 14 |
peter |
333 |
|
3200 |
03 May 14 |
peter |
334 |
|
3213 |
05 May 14 |
peter |
335 |
uint32_t Aligner::Cigar::query_length(void) const |
3213 |
05 May 14 |
peter |
336 |
{ |
3213 |
05 May 14 |
peter |
337 |
return length(1); |
3213 |
05 May 14 |
peter |
338 |
} |
3213 |
05 May 14 |
peter |
339 |
|
3213 |
05 May 14 |
peter |
340 |
|
4334 |
25 Mar 23 |
peter |
341 |
Aligner::Cigar::const_reverse_iterator Aligner::Cigar::rbegin(void) const |
4334 |
25 Mar 23 |
peter |
342 |
{ |
4334 |
25 Mar 23 |
peter |
343 |
return const_reverse_iterator(cigar_.rbegin()); |
4334 |
25 Mar 23 |
peter |
344 |
} |
4334 |
25 Mar 23 |
peter |
345 |
|
4334 |
25 Mar 23 |
peter |
346 |
|
3213 |
05 May 14 |
peter |
347 |
uint32_t Aligner::Cigar::reference_length(void) const |
3213 |
05 May 14 |
peter |
348 |
{ |
3213 |
05 May 14 |
peter |
349 |
return length(2); |
3213 |
05 May 14 |
peter |
350 |
} |
3213 |
05 May 14 |
peter |
351 |
|
3213 |
05 May 14 |
peter |
352 |
|
4334 |
25 Mar 23 |
peter |
353 |
Aligner::Cigar::const_reverse_iterator Aligner::Cigar::rend(void) const |
4334 |
25 Mar 23 |
peter |
354 |
{ |
4334 |
25 Mar 23 |
peter |
355 |
return const_reverse_iterator(cigar_.rend()); |
4334 |
25 Mar 23 |
peter |
356 |
} |
4334 |
25 Mar 23 |
peter |
357 |
|
4334 |
25 Mar 23 |
peter |
358 |
|
3462 |
27 Jan 16 |
peter |
359 |
void Aligner::Cigar::reverse(void) |
3462 |
27 Jan 16 |
peter |
360 |
{ |
3462 |
27 Jan 16 |
peter |
361 |
std::reverse(cigar_.begin(), cigar_.end()); |
3462 |
27 Jan 16 |
peter |
362 |
} |
3462 |
27 Jan 16 |
peter |
363 |
|
3462 |
27 Jan 16 |
peter |
364 |
|
3200 |
03 May 14 |
peter |
365 |
size_t Aligner::Cigar::size(void) const |
3200 |
03 May 14 |
peter |
366 |
{ |
3200 |
03 May 14 |
peter |
367 |
return cigar_.size(); |
3200 |
03 May 14 |
peter |
368 |
} |
3200 |
03 May 14 |
peter |
369 |
|
3200 |
03 May 14 |
peter |
370 |
|
3200 |
03 May 14 |
peter |
371 |
uint32_t Aligner::Cigar::operator[](size_t i) const |
3200 |
03 May 14 |
peter |
372 |
{ |
3200 |
03 May 14 |
peter |
373 |
assert(i<cigar_.size()); |
3200 |
03 May 14 |
peter |
374 |
return cigar_[i]; |
3200 |
03 May 14 |
peter |
375 |
} |
3200 |
03 May 14 |
peter |
376 |
|
3200 |
03 May 14 |
peter |
377 |
|
4334 |
25 Mar 23 |
peter |
378 |
bool Aligner::Cigar::operator==(const Aligner::Cigar& other) const |
4334 |
25 Mar 23 |
peter |
379 |
{ |
4334 |
25 Mar 23 |
peter |
380 |
return cigar_ == other.cigar_; |
4334 |
25 Mar 23 |
peter |
381 |
} |
4334 |
25 Mar 23 |
peter |
382 |
|
4334 |
25 Mar 23 |
peter |
383 |
|
4334 |
25 Mar 23 |
peter |
384 |
bool Aligner::Cigar::operator!=(const Aligner::Cigar& other) const |
4334 |
25 Mar 23 |
peter |
385 |
{ |
4334 |
25 Mar 23 |
peter |
386 |
return cigar_ != other.cigar_; |
4334 |
25 Mar 23 |
peter |
387 |
} |
4334 |
25 Mar 23 |
peter |
388 |
|
4334 |
25 Mar 23 |
peter |
389 |
|
3200 |
03 May 14 |
peter |
390 |
std::ostream& operator<<(std::ostream& os, const Aligner::Cigar& cigar) |
3200 |
03 May 14 |
peter |
391 |
{ |
3200 |
03 May 14 |
peter |
392 |
for (size_t i=0; i<cigar.size(); ++i) |
3200 |
03 May 14 |
peter |
393 |
os << cigar.oplen(i) << cigar.opchr(i); |
3200 |
03 May 14 |
peter |
394 |
return os; |
3200 |
03 May 14 |
peter |
395 |
} |
3200 |
03 May 14 |
peter |
396 |
|
2815 |
28 Aug 12 |
peter |
397 |
}}} // of namespace utility, yat, and theplu |