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R9490/homework2/src/DumperSeries.cpp
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DumperSeries.cpp
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#include "DumperSeries.h"
PrintSeries::PrintSeries(Series &series1, int maxiter, int frequency) : DumperSeries(series1) {
if (frequency < maxiter){
this->maxiter=maxiter;
this->frequency=frequency;
}
}
void PrintSeries::setPrecision(unsigned int precision1) {
this->precision=precision1;
}
void WriteSeries::setPrecision(unsigned int precision1) {
this->precision=precision1;
}
void PrintSeries::dump(std::ostream & os ) {
double result=0;
for (int n=frequency; n<maxiter; n=n+frequency){
result = series.compute(n);
os << "\n value at step " << n << ": " << std::setprecision(precision) << result ;
// get the analytical prediction to provide the convergence
if (not std::isnan(series.getAnalyticPrediction())){
os << " --> error % : " << std::setprecision(precision) << 100*abs(result-series.getAnalyticPrediction())/series.getAnalyticPrediction() ;
}
}
}
WriteSeries::WriteSeries(Series &series1, int maxiter) : DumperSeries(series1) {
if (frequency<maxiter){
this->maxiter=maxiter;
this->frequency=1;
}
}
void WriteSeries::setSeparator(user_choices &mychoices){
ask_extension_type(mychoices);
/*
'1' .txt and " " between numbers
'2' .csv and "," between numbers
'3' .psv and "|" between numbers
*/
switch(mychoices.extension_type) {
case 1 : {
separator=" ";
extension=".txt";
break; }
case 2 : {
separator=",";
extension=".csv";
break; }
case 3 : {
separator="|";
extension=".psv";
break; }
default: {
separator=" ";
extension=".txt";
break; }
}
};
void WriteSeries::dump(std::ostream & os ) {
// compute and write the values
double result=0;
for (int n=frequency; n<=maxiter; n=n+frequency){
result = series.compute(n);
os << result << separator;
}
// write the analytical prediction
if (not std::isnan(series.getAnalyticPrediction())){
os << series.getAnalyticPrediction();
}
}
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