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Commit 45d4cb58 authored by Laurent Belcour's avatar Laurent Belcour
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Cleaned code of data2brdf & Export of L2 and Linf norm when fitting

parent 1e32f793
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Showing with 100 additions and 164 deletions
sources/core/args.h
View file @ 45d4cb58
......@@ -130,6 +130,11 @@ class arguments
//std::cerr << "Underfined request to key : \"" << key << "\"" << std::endl ;
return std::string() ;
}
}
//! \brief update the value \a val stored under key \a key
bool update(const std::string& key, const std::string& val)
{
_map[key] = val;
}
//! \brief acces to the string value associated with the parameter
//! \a key.
......
sources/core/function.cpp
View file @ 45d4cb58
......@@ -85,7 +85,10 @@ void function::save_header(std::ostream& out, const arguments& args) const
out << "#CMD " << args.get_cmd() << std::endl;
out << "#DIM " << _nX << " " << _nY << std::endl;
out << "#PARAM_IN " << params::get_name(input_parametrization()) << std::endl;
//out << "#PARAM_OUT " << params::get_name(output_parametrization()) << std::endl;
//out << "#PARAM_OUT " << params::get_name(output_parametrization()) << std::endl;*
if(args.is_defined("export-append")) {
out << args["export-append"] << std::endl;
}
out << "#ALTA HEADER END" << std::endl;
out << std::endl;
}
......
sources/softs/data2brdf/main.cpp
View file @ 45d4cb58
......@@ -20,167 +20,95 @@
int main(int argc, char** argv)
{
QCoreApplication app(argc, argv);
arguments args(argc, argv) ;
plugins_manager manager(args) ;
fitter* fit = manager.get_fitter(args["fitter"]) ;
if(fit == NULL)
{
fit = manager.get_fitter() ;
}
if(args.is_defined("available_params"))
{
params::print_input_params();
return 0;
}
if(! args.is_defined("input")) {
std::cerr << "<<ERROR>> the input filename is not defined" << std::endl ;
return 1 ;
}
if(! args.is_defined("output")) {
std::cerr << "<<ERROR>> the output filename is not defined" << std::endl ;
return 1 ;
}
// if(fitters.size() > 0 && datas.size() > 0 && functions.size() > 0)
if(fit != NULL)
{
fit->set_parameters(args) ;
function* f = plugins_manager::get_function(args);
data* d = plugins_manager::get_data(args["data"]);
d->load(args["input"], args);
if(f == NULL || d == NULL)
{
std::cerr << "<<ERROR>> no function or data object correctly defined" << std::endl;
return 1;
}
// Check the compatibility between the data and the function
plugins_manager::check_compatibility(d, f, args);
// Start a timer
QTime time ;
time.start() ;
// Fit the data
bool is_fitted = fit->fit_data(d, f, args) ;
// Get the fitting duration
int msec = time.elapsed() ;
int sec = (msec / 1000) % 60 ;
int min = (msec / 60000) % 60 ;
int hour = (msec / 3600000) ;
// Display the result
if(is_fitted)
{
std::cout << "<<INFO>> total time: " << hour << "h " << min << "m " << sec << "s" << std::endl ;
/*
vec min, max ;
min.assign(2, args.get_float("min", 0.0f)) ;
max.assign(2, args.get_float("max", 1.5f)) ;
int nb_samples = args.get_int("nb_samples", 100) ;
double dt = (max[0]-min[0]) / nb_samples ;
std::ofstream file(args["output"].c_str(), std::ios_base::trunc);
for(double x=min[0]; x<=max[0]; x+=dt)
{
vec vx ; for(int i=0;i<2; ++i) { vx.push_back(x) ; }
file << x << "\t" << f->value(vx)[0] << std::endl ;
std::cout << x << "\t" << f->value(vx)[0] << std::endl ;
}
/*/
double L2 = f->L2_distance(d);
double Linf = f->Linf_distance(d);
std::cout << "<<INFO>> L2 distance to data = " << L2 << std::endl;
std::cout << "<<INFO>> Linf distance to data = " << Linf << std::endl;
f->save(args["output"], args) ;
#ifdef OLD // use brdf2gnuplot
size_t n = args["output"].find('.') ;
std::string gnuplot_filename = args["output"].substr(0,n);
gnuplot_filename.append(".gnuplot") ;
/*
f->save_gnuplot(gnuplot_filename, d, args);
/*/
std::ofstream file(gnuplot_filename.c_str(), std::ios_base::trunc);
for(int i=0; i<d->size(); ++i)
{
vec v = d->get(i) ;
// vec y1(d->dimY()) ;
// for(int k=0; k<d->dimY(); ++k) { y1[k] = v[d->dimX() + k] ; }
vec y2 = f->value(v) ;
for(int u=0; u<d->dimX(); ++u)
file << v[u] << "\t" ;
for(int u=0; u<d->dimY(); ++u)
file << y2[u] << "\t" ;
file << std::endl ;
}
file.close();
//*/
std::string error_filename = args["output"].substr(0,n);
error_filename.append(".errorplot") ;
file.open(error_filename.c_str(), std::ios_base::trunc);
for(int i=0; i<d->size(); ++i)
{
vec v = d->get(i) ;
vec y1(d->dimY()) ;
for(int k=0; k<d->dimY(); ++k) { y1[k] = v[d->dimX() + k] ; }
vec y2 = f->value(v) ;
for(int u=0; u<d->dimX(); ++u)
file << v[u] << "\t" ;
for(int u=0; u<d->dimY(); ++u)
file << y2[u]-y1[u] << "\t" ;
file << std::endl ;
}
file.close();
std::string linerror_filename = args["output"].substr(0,n);
linerror_filename.append(".linearerrorplot") ;
file.open(linerror_filename.c_str(), std::ios_base::trunc);
for(int i=0; i<d->size(); ++i)
{
vec v = d->get(i) ;
vec y1(d->dimY()) ;
for(int k=0; k<d->dimY(); ++k) { y1[k] = 0.5*(v[d->dimX() + k] +v[d->dimX()+d->dimY() + k]); }
vec y2 = f->value(v) ;
file << i << "\t" ;
for(int u=0; u<d->dimY(); ++u)
file << y2[u]-y1[u] << "\t" ;
file << std::endl ;
}
file.close();
//*/
#endif
return 0;
}
else
{
std::cout << "<<ERROR>> unable to fit the data" << std::endl ;
return 1;
}
}
else
{
std::cout << "<<ERROR>> no fitter loaded, please check your command line arguments" << std::endl ;
}
return 0 ;
arguments args(argc, argv) ;
plugins_manager manager(args) ;
fitter* fit = manager.get_fitter(args["fitter"]) ;
if(fit == NULL)
{
fit = manager.get_fitter() ;
}
if(args.is_defined("available_params"))
{
params::print_input_params();
return 0;
}
if(! args.is_defined("input")) {
std::cerr << "<<ERROR>> the input filename is not defined" << std::endl ;
return 1 ;
}
if(! args.is_defined("output")) {
std::cerr << "<<ERROR>> the output filename is not defined" << std::endl ;
return 1 ;
}
// if(fitters.size() > 0 && datas.size() > 0 && functions.size() > 0)
if(fit != NULL)
{
fit->set_parameters(args) ;
function* f = plugins_manager::get_function(args);
data* d = plugins_manager::get_data(args["data"]);
d->load(args["input"], args);
if(f == NULL || d == NULL)
{
std::cerr << "<<ERROR>> no function or data object correctly defined" << std::endl;
return 1;
}
// Check the compatibility between the data and the function
plugins_manager::check_compatibility(d, f, args);
// Start a timer
QTime time ;
time.start() ;
// Fit the data
bool is_fitted = fit->fit_data(d, f, args) ;
// Get the fitting duration
int msec = time.elapsed() ;
int sec = (msec / 1000) % 60 ;
int min = (msec / 60000) % 60 ;
int hour = (msec / 3600000) ;
// Display the result
if(is_fitted)
{
std::cout << "<<INFO>> total time: " << hour << "h " << min << "m " << sec << "s" << std::endl ;
double L2 = f->L2_distance(d);
double Linf = f->Linf_distance(d);
std::cout << "<<INFO>> L2 distance to data = " << L2 << std::endl;
std::cout << "<<INFO>> Linf distance to data = " << Linf << std::endl;
std::stringstream append; // Append informations to the export
if(args.is_defined("export-append")) {
append << args["export-append"];
}
append << "#L2 " << L2 << std::endl;
append << "#LINF " << Linf ;
args.update("export-append", append.str());
f->save(args["output"], args) ;
return 0;
}
else
{
std::cout << "<<ERROR>> unable to fit the data" << std::endl ;
return 1;
}
}
else
{
std::cout << "<<ERROR>> no fitter loaded, please check your command line arguments" << std::endl ;
}
return 0 ;
}
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