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Commit d066f640 authored by Yannis Duffourd's avatar Yannis Duffourd
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Code reformating for clang complience

parent 37344ab2
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Showing with 79 additions and 129 deletions
cpp/utils.cpp
View file @ d066f640
// utility functions for bioinformatics
#include <iostream>
#include <string>
#include <algorithm>
#include <cmath>
#include <cstring>
#include <fstream>
#include <iostream>
#include <sstream>
#include <stdexcept>
#include <cstring>
#include <algorithm>
#include <cmath>
#include <string>
#include <sys/time.h>
#include <sys/types.h>
......@@ -16,37 +16,33 @@
#include "utils.h"
using namespace std;
using namespace boost::math;
using boost::math::cdf;
using boost::math::chi_squared;
using boost::math::quantile;
using boost::math::complement;
using boost::math::cdf;
using boost::math::quantile;
// test if a file is readable
// return value : true if readable ; false if not
bool IsFileReadable( string file )
{
ifstream fichier( file.c_str() );
bool IsFileReadable(string file) {
ifstream fichier(file.c_str());
return !fichier.fail();
}
// display a time lenth in µs
// return value : void
void ExecMeasure( struct timeval begin , struct timeval end , string operation )
{
cerr << "Execution time for operation : " << operation << " : " << end.tv_usec - begin.tv_usec << " µs" << endl;
void ExecMeasure(struct timeval begin, struct timeval end, string operation) {
cerr << "Execution time for operation : " << operation << " : "
<< end.tv_usec - begin.tv_usec << " µs" << endl;
}
int string_to_int( string incomingStr )
{
istringstream isstmp( incomingStr );
int string_to_int(string incomingStr) {
istringstream isstmp(incomingStr);
int i;
isstmp >> i;
return i;
}
string double_to_string( double incoming )
{
string double_to_string(double incoming) {
string result;
ostringstream oss;
oss << incoming;
......@@ -54,9 +50,7 @@ string double_to_string( double incoming )
return result;
}
string int_to_string( int incoming )
{
string int_to_string(int incoming) {
string result;
ostringstream oss;
oss << incoming;
......@@ -64,20 +58,16 @@ string int_to_string( int incoming )
return result;
}
string pyReplace( string incoming , string pattern , string replacement )
{
while (incoming.rfind( pattern ) != string::npos )
{
int n = incoming.rfind( pattern );
string pyReplace(string incoming, string pattern, string replacement) {
while (incoming.rfind(pattern) != string::npos) {
int n = incoming.rfind(pattern);
int l = pattern.length();
incoming.replace( n , l , replacement );
incoming.replace(n, l, replacement);
}
return incoming;
}
string char_to_string(char incoming)
{
string char_to_string(char incoming) {
string s;
stringstream ss;
ss << incoming;
......@@ -85,66 +75,54 @@ string char_to_string(char incoming)
return s;
}
vector<string> parseOnSep( string inc , string sep )
{
vector<string> parseOnSep(string inc, string sep) {
// cerr << "Entering ParseOnSep function" << endl;
// cerr << "\tIncoming string : " << inc << " ; separator : " << sep << endl;
vector<string> ret;
istringstream issInc (inc);
istringstream issInc(inc);
string mot;
while ( getline( issInc, mot, string_to_char( sep ) ) )
{
ret.push_back( mot );
while (getline(issInc, mot, string_to_char(sep))) {
ret.push_back(mot);
}
return ret;
}
char string_to_char( string inc )
{
char string_to_char(string inc) {
char cstr[inc.size() + 1];
inc.copy(cstr, inc.size() + 1);
cstr[inc.size()] = '\0';
return *cstr;
}
string strip( string inc )
{
cerr << "Passing into strip << " << inc ;
string strip(string inc) {
cerr << "Passing into strip << " << inc;
string::size_type pos = 0;
while ( ( pos = inc.find ("\n",pos) ) != string::npos )
{
cerr << " ; pos = " << pos ;
inc.erase ( pos, 2 );
while ((pos = inc.find("\n", pos)) != string::npos) {
cerr << " ; pos = " << pos;
inc.erase(pos, 2);
}
cerr << " to " << inc << endl;
return inc;
}
double chisquare( vector<double> toTest , vector<double> all )
{
double chisquare(vector<double> toTest, vector<double> all) {
boost::math::chi_squared chi(1);
double a1 = toTest[0] ;
double a1 = toTest[0];
double a2 = toTest[1];
double b1 = all[0];
double b2 = all[1];;
double b2 = all[1];
;
double s = a1 + a2 + b1 + b2;
double K = s * (a1 * b2 - a2 * b1) * (a1 * b2 - a2 * b1) / (a1 + a2) / (b1 + b2) / (a1 + b1) / (a2 + b2);
double K = s * (a1 * b2 - a2 * b1) * (a1 * b2 - a2 * b1) / (a1 + a2) /
(b1 + b2) / (a1 + b1) / (a2 + b2);
double P = boost::math::cdf(chi, K);
return P;
}
double fisher_test(vector<double> toTest, vector<double> control )
{
double fisher_test(vector<double> toTest, vector<double> control) {
double a = toTest[0];
double b = toTest[1];
double c = control[0];
......@@ -158,68 +136,51 @@ double fisher_test(vector<double> toTest, vector<double> control )
hypergeometric_distribution<> hgd(r, n, N);
double cutoff = pdf(hgd, c);
double tmp_p = 0.0;
for(int k = min_for_k;k < max_for_k + 1;k++)
{
for (int k = min_for_k; k < max_for_k + 1; k++) {
double p = pdf(hgd, k);
if(p <= cutoff)
{
if (p <= cutoff) {
tmp_p += p;
}
}
return tmp_p;
}
char checkBase(char incoming )
{
if( incoming == 'c' )
{
char checkBase(char incoming) {
if (incoming == 'c') {
return 'C';
}
if( incoming == 't' )
{
if (incoming == 't') {
return 'T';
}
if( incoming == 'a' )
{
if (incoming == 'a') {
return 'A';
}
if( incoming == 'g' )
{
if (incoming == 'g') {
return 'G';
}
if( incoming == 'n' )
{
if (incoming == 'n') {
return 'N';
}
if( incoming == 'C' )
{
if (incoming == 'C') {
return 'C';
}
if( incoming == 'T' )
{
if (incoming == 'T') {
return 'T';
}
if( incoming == 'A' )
{
if (incoming == 'A') {
return 'A';
}
if( incoming == 'G' )
{
if (incoming == 'G') {
return 'G';
}
if( incoming == 'N' )
{
if (incoming == 'N') {
return 'N';
}
return 'N';
}
//Method for calculating a sd from a vector of double
double sd_calculator( vector<double> incVector )
{
// Method for calculating a sd from a vector of double
double sd_calculator(vector<double> incVector) {
// Déclarations
double sd;
double temp_value;
......@@ -231,19 +192,18 @@ double sd_calculator( vector<double> incVector )
// calcul des moyennes et moyennes carrées
vector<double>::iterator myIter;
for( myIter = incVector.begin() ; myIter != incVector.end() ; myIter ++ )
{
temp_value = * myIter;
for (myIter = incVector.begin(); myIter != incVector.end(); myIter++) {
temp_value = *myIter;
sumone += temp_value;
sumtwo += ( temp_value * temp_value );
number ++;
sumtwo += (temp_value * temp_value);
number++;
}
// calcul de la moyenne
moyenne = sumone / number;
// Calcul de la variance
variance = ( sumtwo / number ) - ( moyenne * moyenne );
variance = (sumtwo / number) - (moyenne * moyenne);
// Calcul ecart type
sd = sqrt(variance);
......@@ -251,8 +211,7 @@ double sd_calculator( vector<double> incVector )
}
// Method for calculating a mean from a vector of double
double moyenne_calculator( vector<double> incVector )
{
double moyenne_calculator(vector<double> incVector) {
// Déclarations
double temp_value;
double sumone;
......@@ -261,62 +220,53 @@ double moyenne_calculator( vector<double> incVector )
// calcul des moyennes et moyennes carrées
vector<double>::iterator myIter;
for( myIter = incVector.begin() ; myIter != incVector.end() ; myIter ++ )
{
temp_value = * myIter;
for (myIter = incVector.begin(); myIter != incVector.end(); myIter++) {
temp_value = *myIter;
sumone += temp_value;
number ++;
number++;
}
// calcul de la moyenne
if( number != 0 )
{
if (number != 0) {
moyenne = sumone / number;
}
else
{
} else {
return 0;
}
return moyenne;
}
// Method for calculating fisher exact test 2-sided, return the pvalue.
double FET( int a , int b , int c , int d )
{
double FET(int a, int b, int c, int d) {
int n = a + b + c + d;
double logpCutOff = logHypergeometricProb( a , b , c , d );
double logpCutOff = logHypergeometricProb(a, b, c, d);
double pFraction = 0;
double logpValue = 0;
for( int x = 0 ; x <= n ; x ++ )
{
if( ( a + b - x >= 0 ) && ( a + c - x >= 0 ) && ( d - a + x >= 0 ) )
{
double l = logHypergeometricProb( x , a + b - x , a + c - x , d - a + x );
if( l <= logpCutOff )
{
pFraction += exp( l - logpCutOff );
for (int x = 0; x <= n; x++) {
if ((a + b - x >= 0) && (a + c - x >= 0) && (d - a + x >= 0)) {
double l = logHypergeometricProb(x, a + b - x, a + c - x, d - a + x);
if (l <= logpCutOff) {
pFraction += exp(l - logpCutOff);
}
}
}
logpValue = logpCutOff + log( pFraction );
logpValue = logpCutOff + log(pFraction);
return exp(logpValue);
}
// method for calculating the hypergeometrical log value for the FET.
double logHypergeometricProb( int a , int b , int c , int d )
{
return logFactoriel( a + b ) + logFactoriel( c + d ) + logFactoriel( a + c ) + logFactoriel( b + d )- logFactoriel( a ) - logFactoriel( b ) - logFactoriel( c ) - logFactoriel( d ) - logFactoriel( a + b + c + d );
double logHypergeometricProb(int a, int b, int c, int d) {
return logFactoriel(a + b) + logFactoriel(c + d) + logFactoriel(a + c) +
logFactoriel(b + d) - logFactoriel(a) - logFactoriel(b) -
logFactoriel(c) - logFactoriel(d) - logFactoriel(a + b + c + d);
}
// Method for calculating a log factoriel
double logFactoriel( int inc )
{
double logFactoriel(int inc) {
double ret;
for( ret = 0 ; inc > 0 ; inc -- )
{
ret += log( (double)inc );
for (ret = 0; inc > 0; inc--) {
ret += log((double)inc);
}
return ret;
}
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