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#include "Detector.h"
#include "Report.h"
#include "Event.h"
#include "RaySolver.h"
#include "signal.hh"
#include "IceModel.h"
#include "Settings.h"
#include "Vector.h"
#include "Tools.h"
#include "Trigger.h"
#include "Constants.h"
#include "Birefringence.h"
#include <iostream>
#include <sstream>
#include <math.h>
#include <string>
#include <stdio.h>
#include <stdlib.h>
#include "TRandom3.h"
#include "TMath.h"
#include <cstdlib>
ClassImp(Report);
ClassImp(Antenna_r);
ClassImp(Surface_antenna_r);
ClassImp(String_r);
ClassImp(Station_r);
ClassImp(CircularBuffer);
Report::Report() {
}
Report::Report(Detector *detector, Settings *settings1) {
// Default constructor
Initialize(detector, settings1);
}
Report::~Report() {
// default destructor
stations.clear();
strings.clear();
Passed_chs.clear();
Vfft_noise_after.clear();
Vfft_noise_before.clear();
//V_noise_timedomain.clear();
}
void Report::delete_all() {
stations.clear();
strings.clear();
Passed_chs.clear();
Vfft_noise_after.clear();
Vfft_noise_before.clear();
noise_phase.clear(); // random noise phase generated in GetNoisePhase()
signal_bin.clear(); // the center of bin where signal should locate
signal_dbin.clear(); // the bin difference between signal bins
connect_signals.clear(); // if ray_sol time delay is small enough to connect each other
Passed_chs.clear();
}
void Report::Initialize(Detector *detector, Settings *settings1) {
// clear information stored in (but there shouldn't be. just to make sure)
//
//stations.clear();
delete_all();
// tmp for push_back vector structure
Antenna_r tmp_antenna;
String_r tmp_string;
Station_r tmp_station;
Surface_antenna_r tmp_surface;
for (int i=0; i<detector->params.number_of_stations; i++) {
// vector stations
stations.push_back(tmp_station);
for (int j=0; j<detector->stations[i].strings.size(); j++) {
// vector strings
stations[i].strings.push_back(tmp_string);
for (int k=0; k<detector->stations[i].strings[j].antennas.size(); k++) {
// vector antennas
stations[i].strings[j].antennas.push_back(tmp_antenna);
}
}
for (int j=0; j<detector->stations[i].surfaces.size(); j++) {
// vector surface antennas
stations[i].surfaces.push_back(tmp_surface);
}
if(settings1->TRIG_SCAN_MODE>0){// scan Pthresh mode
int numChan=0;
int numChanVpol=0;
int numChanHpol=0;
for(int j=0;j<detector->stations[i].strings.size(); j++){
for (int k=0;k<detector->stations[i].strings[j].antennas.size();k++) {
int string_i = detector->getStringfromArbAntID( i, numChan);
int antenna_i = detector->getAntennafromArbAntID( i, numChan);
if (detector->stations[i].strings[string_i].antennas[antenna_i].type == 0) numChanVpol++;
if (detector->stations[i].strings[string_i].antennas[antenna_i].type == 1) numChanHpol++;
numChan++;
}// for k
}// for j
stations[i].TDR_all.clear();
for(int ch=0;ch<numChan; ch++ ) stations[i].TDR_all.push_back(0);
stations[i].TDR_all_sorted.clear();
if(settings1->TRIG_MODE==0) for(int ch=0;ch<numChan; ch++ ) stations[i].TDR_all_sorted.push_back(0);
stations[i].TDR_Vpol_sorted.clear();
if(settings1->TRIG_MODE==1) for(int ch=0;ch<numChanVpol; ch++) stations[i].TDR_Vpol_sorted.push_back(0);
stations[i].TDR_Hpol_sorted.clear();
if(settings1->TRIG_MODE==1) for(int ch=0;ch<numChanHpol; ch++ ) stations[i].TDR_Hpol_sorted.push_back(0);
}// if TRIG_SCAN_MODE
}// for i (number of stations)
}
void Antenna_r::clear() { // if any vector variable added in Antenna_r, need to be added here!
view_ang.clear();
launch_ang.clear();
rec_ang.clear();
reflect_ang.clear();
Dist.clear();
L_att.clear();
arrival_time.clear();
reflection.clear();
Pol_vector.clear();
vmmhz.clear();
Heff.clear();
Mag.clear();
Fresnel.clear();
Pol_factor.clear();
Pol_factorH.clear();
Pol_factorV.clear();
phi_rec.clear();
theta_rec.clear();
//VHz_antfactor.clear();
//VHz_filter.clear();
Vfft.clear();
Vfft_noise.clear();
ray_step.clear();
time.clear();
time_mimic.clear();
V_noise.clear();
V_convolved.clear();
V_mimic.clear();
Ax.clear();
Ay.clear();
Az.clear();
V.clear();
noise_ID.clear();
PeakV.clear();
Rank.clear();
TooMuch_Tdelay.clear();
Trig_Pass = 0;
// additional for before ant waveform
//Vm_wo_antfactor.clear();
Vm_zoom.clear();
Vm_zoom_T.clear();
SignalBin.clear();
SignalBinTime.clear();
SignalExt.clear();
SCT_threshold_pass.clear();
}
void Antenna_r::clear_useless(Settings *settings1) { // to reduce the size of output AraOut.root, remove some information
if (settings1->DATA_SAVE_MODE == 1) {
Heff.clear();
//VHz_antfactor.clear();
//VHz_filter.clear();
Vfft.clear();
Vfft_noise.clear();
Ax.clear();
Ay.clear();
Az.clear();
V.clear();
//Trig_Pass.clear();
TooMuch_Tdelay.clear();
// need or not?
//Pol_vector.clear();
vmmhz.clear();
//Mag.clear();
//Fresnel.clear();
//Pol_factor.clear();
//
// additional for before ant waveform
//Vm_wo_antfactor.clear();
Vm_zoom.clear();
Vm_zoom_T.clear();
}
else if (settings1->DATA_SAVE_MODE == 2) {
//! clear the ray step to reduce the size of output AraOut.root
ray_step.clear();
Heff.clear();
//VHz_antfactor.clear();
//VHz_filter.clear();
Vfft.clear();
Vfft_noise.clear();
Ax.clear();
Ay.clear();
Az.clear();
V.clear();
//Trig_Pass.clear();
TooMuch_Tdelay.clear();
// need or not?
//Pol_vector.clear();
vmmhz.clear();
//Mag.clear();
//Fresnel.clear();
//Pol_factor.clear();
// clear global trigger waveform info also
time.clear();
time_mimic.clear();
V_convolved.clear();
V_noise.clear();
V_mimic.clear();
// additional for before ant waveform
//Vm_wo_antfactor.clear();
Vm_zoom.clear();
Vm_zoom_T.clear();
}
}
int CircularBuffer::add(double input_value){
changelog=0;
temp_value=best_value;
if(buffer[i]<pthresh) addToNPass--; // if the value leaving the buffer is over threshold, we reduce the counter.
if(mode>1) last_value=buffer[i]; // in mode 1 we don't care about the values, just about the addToNPass
if(input_value<pthresh){
addToNPass++; // if value entering buffer is over threshold we increase the counter.
buffer[i]=input_value;
}
else buffer[i]=0; // if under threshold just insert zero
// improve best threshold value in the buffer
if ( mode>1 && buffer[i]<best_value ) {
best_value=buffer[i];
temp_value=best_value;
changelog=1;
}
if( mode>1 && std::fabs(last_value-best_value)<epsilon ) {
// i.e. if last_value==best_value. this happens when the best value leaves buffer
best_value=findBestValue(); // rescan whole buffer. this should be rather rare...
temp_value=best_value;
changelog=1;
}
i++;
if(i==N) i=0;
return changelog;
// in mode>1: return value is zero if no changes,
// and non-zero if there are changes to best_value (for mode==1 it's always zero);
}// add
int CircularBuffer::fill(double input_value){// buffer is just filling, don't use last_value
changelog=0;
temp_value=best_value;
if(input_value<pthresh){
addToNPass++; // if value entering buffer is over threshold we increase the counter.
buffer[i]=input_value;
// cout<<"addToNPass++\n";
}
else buffer[i]=0; // if under threshold add just zero
if(mode>1&&buffer[i]<best_value){ // improve best threshold value in the buffer
best_value=buffer[i];
temp_value=best_value; changelog=1;
}
i++;
if(i==N) i=0;
return changelog;
}// fill
double CircularBuffer::findBestValue(){
double temp_best=0;
for(int ii=0;ii<N;ii++) {
if ( buffer[ii]<temp_best ) {
temp_best=buffer[ii];
}
}
return temp_best;
}
int CircularBuffer::numBinsToOldestTrigger(){
if(addToNPass<1){
cerr<<"ERROR: there are no triggers in this buffer right now!\n";
return -1;
}
int j; // the number of bins after "i" where the first trigger is found
for(j=1; j<N; j++){
// i-1 is b/c we did i++ in the last call to add/fill.
if(buffer[(i-1+j)%N]<0) break; // if there's any value here, its because it passed the threshold, so take it
} // for j
return N-j; // the backward count of how many bins between i and the earliest trigger...
} // numBinsToOldestTrigger
int CircularBuffer::numBinsToLatestTrigger(){
if(addToNPass<1){
cerr<<"ERROR: there are no triggers in this buffer right now!\n";
return -1;
}
int j; // the number of bins after "i" where the first trigger is found
for(j=0; j<N; j++){
int bin=i-1-j;
if(bin<0) bin=N+(i-j);
if(buffer[bin]<0){// if there's any value here, its because it passed the threshold, so take it
break;
}
}// for j
return j; // the count of how many bins between i and the latest trigger...
}// numBinsToLatestTrigger
void Report::clear_useless(Settings *settings1) { // to reduce the size of output AraOut.root, remove some information
if (settings1->DATA_SAVE_MODE != 0) {
// also clear all vector info to reduce output root file size
noise_phase.clear();
signal_bin.clear();
signal_dbin.clear();
connect_signals.clear();
Passed_chs.clear();
Vfft_noise_after.clear();
Vfft_noise_before.clear();
//V_noise_timedomain.clear();
// done clear vector info in report head
//
V_total_forconvlv.clear();
RayStep.clear();
}
}
void Report::Connect_Interaction_Detector_V2(Event *event, Detector *detector, RaySolver *raysolver, Signal *signal, IceModel *icemodel, Birefringence *birefringence, Settings *settings1, Trigger *trigger, int evt) {
int ray_sol_cnt;
double viewangle;
Position launch_vector; // direction of ray at the source
Position receive_vector; // direction of ray at the target antenna
Vector n_trg_pokey; // unit pokey vector at the target
Vector n_trg_slappy; // unit slappy vector at the target
vector<vector < double>> ray_output;
double noise_rms;
double all_receive_ang[2];
double vmmhz1m_tmp, vmmhz1m_sum, vmmhz1m_em; // currently not using vmmhz1m_em
Position Pol_vector; // polarization vector at the source
double mag; // magnification factor. it can vary in case of plane / spherical wave
double fresnel; // fresnel factor
double Pol_factor; // polarization factor
double tmp; // for non use return values
double Pol_factorV;
double Pol_factorH;
double phi_rec;
double theta_rec;
double freq_tmp, heff, antenna_theta, antenna_phi, launch_theta, launch_phi; // values needed for apply antenna gain factor and prepare fft, trigger
double heff_Tx, Tx_theta, Tx_phi, heff_Tx_lastbin; // Values for transmitting antenna mode.
double volts_forfft[settings1->NFOUR / 2]; // array for fft
double dT_forfft;
double volts_forint[settings1->NFOUR / 2]; // array for interpolation
double T_forint[settings1->NFOUR / 2]; // array for interpolation
double dF_NFOUR = 1. / ((double)(settings1->NFOUR / 2) *settings1->TIMESTEP); // in Hz
int waveformLength = settings1->WAVEFORM_LENGTH;
int waveformCenter = settings1->WAVEFORM_CENTER;
double dF_Nnew;
double heff_lastbin;
double freq_lastbin;
int check_toomuch_Tdelay; // return value from MixSignalNoise_Tdelay
double min_arrival_time_tmp; // min arrival time between all antennas, raysolves
double max_arrival_time_tmp; // max arrival time between all antennas, raysolves
double max_PeakV_tmp; // max PeakV of all antennas in the station
int trig_window_bin = (int)(settings1->TRIG_WINDOW / settings1->TIMESTEP); // coincidence window bin for trigger
RandomTshift = gRandom->Rndm();
init_T = settings1->TIMESTEP *-1.e9 *((double) settings1->NFOUR / 4 + RandomTshift); // locate zero time at the middle and give random time shift
// decide whether debug mode or not
int debugmode = 0;
if (settings1->DEBUG_MODE_ON == 1 && evt < settings1->DEBUG_SKIP_EVT) debugmode = 1;
else if (settings1->DEBUG_MODE_ON == 1 && evt >= settings1->DEBUG_SKIP_EVT) cout << evt << " " << endl;
// skip most of computation intensive processes if debugmode == 1
int N_pass; // number of trigger passed channels (antennas)
int N_pass_V; // number of trigger passed channels (Vpol antennas)
int N_pass_H; // number of trigger passed channels (Hpol antennas)
for (int i = 0; i < detector->params.number_of_stations; i++)
{
min_arrival_time_tmp = 10.; // first min_arrival_time is unreasonably big value
max_arrival_time_tmp = 0.; // first max_arrival_time is unreasonably small value
max_PeakV_tmp = 0.; // first max_PeakV_tmp is 0.
stations[i].Total_ray_sol = 0; // initial Total_ray_sol value
for (int j = 0; j < detector->stations[i].strings.size(); j++)
{
init_T = settings1->TIMESTEP *-1.e9 *((double) settings1->NFOUR / 4 + RandomTshift); // locate zero time at the middle and give random time shift
for (int n = 0; n < settings1->NFOUR / 2; n++)
{
T_forint[n] = init_T + (double) n *settings1->TIMESTEP *1.e9; // in ns
}
for (int k = 0; k < detector->stations[i].strings[j].antennas.size(); k++)
{
// cout << i << " : " << j << " : " << k << endl;
stations[i].strings[j].antennas[k].clear(); // clear data in antenna which stored in previous event
// This (gain_ch_no) is used for per-channel gain implementation.
// It is used in all instances of ApplyElect_Tdomain() and ApplyElect_Tdomain_FirstTwo(), to indicate channel number
// Note that channel numbering is different for DETECTOR==4 than for the other modes (1-3). See that in the definition of GetChannelfromStringAntenna()
int gain_ch_no;
if (settings1->DETECTOR==4 || settings1->DETECTOR==5){
gain_ch_no = detector->GetChannelfromStringAntenna (i, j, k, settings1)-1;
}
else{
gain_ch_no = detector->GetChannelfromStringAntenna (i, j, k, settings1);
}
// run ray solver, see if solution exist
// if not, skip (set something like Sol_No = 0;
// if solution exist, calculate view angle and calculate TaperVmMHz
// added one more condition to run raysolver (direct distance is less than 3km)
//
// cout << event->Nu_Interaction[0].posnu.GetX() << " : " << event->Nu_Interaction[0].posnu.GetY() << " : " << event->Nu_Interaction[0].posnu.GetZ() << endl;
// cout << event->Nu_Interaction[0].pickposnu << " : " << event->Nu_Interaction[0].posnu.Distance(detector->stations[i].strings[j].antennas[k]) << " : " << settings1->RAYSOL_RANGE << endl;
if (event->Nu_Interaction[0].pickposnu && event->Nu_Interaction[0].posnu.Distance(detector->stations[i].strings[j].antennas[k]) <= settings1->RAYSOL_RANGE)
{
// if posnu is selected inside the antarctic ice
// cout << i << " : " << j << " : " << k << endl;
RayStep.clear(); // remove previous values
raysolver->Solve_Ray(event->Nu_Interaction[0].posnu, detector->stations[i].strings[j].antennas[k], icemodel, ray_output, settings1, RayStep); // solve ray between source and antenna
ray_sol_cnt = 0;
if (raysolver->solution_toggle)
{
// if there are solution from raysolver
while (ray_sol_cnt < ray_output[0].size())
{
// for number of soultions (could be 1 or 2)
double time_diff_birefringence = birefringence->Time_Diff_TwoRays(RayStep[ray_sol_cnt][0], RayStep[ray_sol_cnt][1], ray_output[3][ray_sol_cnt], event->Nu_Interaction[0].posnu_from_antcen, settings1); // calculate time differences for birefringence
stations[i].strings[j].antennas[k].arrival_time.push_back(ray_output[4][ray_sol_cnt]);
//! Save every ray steps between the vertex (source) and an antenna (target), unless DATA_SAVE_MODE is 2. 02-12-2021 -MK-
//! These xz coordinates were calculated after we convert the earth coordinates to flat coordinates by the RaySolver::Earth_to_Flat_same_angle()
stations[i].strings[j].antennas[k].ray_step.resize(ray_sol_cnt + 1); ///< resize by number of ray solutions
stations[i].strings[j].antennas[k].ray_step[ray_sol_cnt].resize(2); ///< resize by xz values
for (int steps = 0; steps < (int) RayStep[ray_sol_cnt][0].size(); steps++)
{
///< push back each ray step coordinates
stations[i].strings[j].antennas[k].ray_step[ray_sol_cnt][0].push_back(RayStep[ray_sol_cnt][0][steps]);
stations[i].strings[j].antennas[k].ray_step[ray_sol_cnt][1].push_back(RayStep[ray_sol_cnt][1][steps]);
}
// get ice attenuation factor
double IceAttenFactor = 1.;
if (settings1->USE_ARA_ICEATTENU == 1)
{
// use new ARA measured ice attenuation values
double dx, dz, dl;
for (int steps = 1; steps < (int) RayStep[ray_sol_cnt][0].size(); steps++)
{
dx = RayStep[ray_sol_cnt][0][steps - 1] - RayStep[ray_sol_cnt][0][steps];
dz = RayStep[ray_sol_cnt][1][steps - 1] - RayStep[ray_sol_cnt][1][steps];
dl = sqrt((dx *dx) + (dz *dz));
// Skipping attenuation calculation when the distance between two RaySteps is 0. Prevening adds -nan into the IceAttenFactor. (MK 2021)
if (dl > 0)
{
// use new ice model
// use the midpoint of the array to calculate the attenuation length, instead of the end of the ray (BAC 2020)
IceAttenFactor *= (exp(-dl / icemodel->GetARAIceAttenuLength(-RayStep[ray_sol_cnt][1][steps])) + exp(-dl / icemodel->GetARAIceAttenuLength(-RayStep[ray_sol_cnt][1][steps - 1]))) / 2;
}
}
}
else if (settings1->USE_ARA_ICEATTENU == 0)
{
// use old method
IceAttenFactor = exp(-ray_output[0][ray_sol_cnt] / icemodel->EffectiveAttenuationLength(settings1, event->Nu_Interaction[0].posnu, 0));
}
if (debugmode == 0)
{
// set viewangle, launch_vector, receive vectors
viewangle = ray_output[1][ray_sol_cnt];
GetParameters(event->Nu_Interaction[0].posnu, // posnu
detector->stations[i].strings[j].antennas[k], // trg antenna
event->Nu_Interaction[0].nnu, // nnu
viewangle, // inputs launch_angle, returns viewangle
ray_output[2][ray_sol_cnt], // receive_angle
launch_vector, receive_vector,
n_trg_slappy, n_trg_pokey);
// check viewangle that if ray in near Cherenkov cone
if (viewangle * DEGRAD > 55. && viewangle * DEGRAD < 57.)
{
// if viewangle is 56 deg +- 1 deg
//cout<<"near cone! view angle : "<<viewangle * DEGRAD <<" station["<<i<<"].string["<<j<<"].antenna["<<k<<"] with ray_sol_cnt : "<<ray_sol_cnt<<endl;
}
// store information to report
stations[i].strings[j].antennas[k].view_ang.push_back(viewangle);
stations[i].strings[j].antennas[k].launch_ang.push_back(ray_output[1][ray_sol_cnt]);
stations[i].strings[j].antennas[k].rec_ang.push_back(ray_output[2][ray_sol_cnt]);
stations[i].strings[j].antennas[k].Dist.push_back(ray_output[0][ray_sol_cnt]);
stations[i].strings[j].antennas[k].L_att.push_back(icemodel->EffectiveAttenuationLength(settings1, event->Nu_Interaction[0].posnu, 0));
stations[i].strings[j].antennas[k].reflect_ang.push_back(ray_output[3][ray_sol_cnt]);
stations[i].strings[j].antennas[k].vmmhz.resize(ray_sol_cnt + 1);
stations[i].strings[j].antennas[k].Heff.resize(ray_sol_cnt + 1);
stations[i].strings[j].antennas[k].Vm_zoom.resize(ray_sol_cnt + 1);
stations[i].strings[j].antennas[k].Vm_zoom_T.resize(ray_sol_cnt + 1);
stations[i].strings[j].antennas[k].Vfft.resize(ray_sol_cnt + 1);
stations[i].strings[j].antennas[k].Vfft_noise.resize(ray_sol_cnt + 1);
stations[i].strings[j].antennas[k].V.resize(ray_sol_cnt + 1);
stations[i].strings[j].antennas[k].SignalExt.resize(ray_sol_cnt + 1);
// calculate the polarization vector at the source
Pol_vector = GetPolarization(event->Nu_Interaction[0].nnu, launch_vector);
Vector Pol_vector_src = Pol_vector; //store the src Pol
icemodel->GetFresnel(ray_output[1][ray_sol_cnt], // launch_angle
ray_output[2][ray_sol_cnt], // rec_angle
ray_output[3][ray_sol_cnt], // reflect_angle
event->Nu_Interaction[0].posnu,
launch_vector,
receive_vector,
settings1,
fresnel,
Pol_vector); // input src Pol and return Pol at trg
icemodel->GetMag(
mag,
ray_output[0][ray_sol_cnt], // ray path length
ray_output[1][ray_sol_cnt], // zenith angle of ray at launch
ray_output[2][ray_sol_cnt], // zenith angle of ray upon receipt
ray_sol_cnt,
event->Nu_Interaction[0].posnu, // Neutrino
detector->stations[i].strings[j].antennas[k], // Antenna
-0.01, // 1cm antenna shift, inspired from NuRadioMC
icemodel, settings1
);
if (ray_output[3][ray_sol_cnt] < PI / 2.)
{
// when not reflected at the surface, angle = 100
stations[i].strings[j].antennas[k].reflection.push_back(1); // say this is reflected ray
}
else
{
stations[i].strings[j].antennas[k].reflection.push_back(0); // say this is not reflected ray
}
stations[i].strings[j].antennas[k].Pol_vector.push_back(Pol_vector); // this Pol_vector is for the target antenna
stations[i].strings[j].antennas[k].Mag.push_back(mag); // magnification factor
stations[i].strings[j].antennas[k].Fresnel.push_back(fresnel); // Fresnel factor
vmmhz1m_sum = 0;
// get the arrival angle at the antenna, and store the relevant polarization factors
GetAngleAnt(receive_vector, detector->stations[i].strings[j].antennas[k], antenna_theta, antenna_phi); // get theta, phi for signal ray arrived at antenna
GetAngleLaunch(launch_vector, launch_theta, launch_phi);
Vector thetaHat = Vector(cos(antenna_theta *(PI / 180)) *cos(antenna_phi *(PI / 180)),
cos(antenna_theta *(PI / 180)) *sin(antenna_phi *(PI / 180)),
-sin(antenna_theta *(PI / 180)));
Vector phiHat = Vector(-sin(antenna_phi *(PI / 180)),
cos(antenna_phi *(PI / 180)),
0);
stations[i].strings[j].antennas[k].Pol_factorH.push_back(abs(phiHat *Pol_vector));
stations[i].strings[j].antennas[k].Pol_factorV.push_back(abs(thetaHat *Pol_vector));
stations[i].strings[j].antennas[k].phi_rec.push_back(antenna_phi *(PI / 180));
stations[i].strings[j].antennas[k].theta_rec.push_back(antenna_theta *(PI / 180));
stations[i].strings[j].antennas[k].phi_launch.push_back(launch_phi *(PI / 180));
stations[i].strings[j].antennas[k].theta_launch.push_back(launch_theta *(PI / 180));
// old freq domain signal mode (AVZ model)
if (settings1->SIMULATION_MODE == 0)
{
// initially give raysol has actual signal
stations[i].strings[j].antennas[k].SignalExt[ray_sol_cnt] = 1;
double vmmhz_filter[(int)(detector->GetFreqBin())];
for (int l = 0; l < detector->GetFreqBin(); l++)
{
// for detector freq bin numbers
//cout<<"TaperVmMHz inputs VA:"<<viewangle<<" th_em:"<<event->Nu_Interaction[0].d_theta_em[l]<<" th_had:"<<event->Nu_Interaction[0].d_theta_had[l]<<" emfrac:"<<event->Nu_Interaction[0].emfrac<<" hadfrac:"<<event->Nu_Interaction[0].hadfrac<<" vmmhz1m:"<<event->Nu_Interaction[0].vmmhz1m[l]<<endl;
// switch (event->IsCalpulser){
// case 0:
if (event->IsCalpulser > 0)
{
vmmhz1m_tmp = event->Nu_Interaction[0].vmmhz1m[l] *settings1->CALPUL_AMP;
//vmmhz1m_tmp = event->Nu_Interaction[0].vmmhz1m[l];// calpulser -> let's use slight offset from cone
//signal->TaperVmMHz(settings1->CALPUL_OFFCONE_ANGLE*RADDEG, event->Nu_Interaction[0].d_theta_em[l], event->Nu_Interaction[0].d_theta_had[l], event->Nu_Interaction[0].emfrac, event->Nu_Interaction[0].hadfrac, vmmhz1m_tmp, vmmhz1m_em);
}
else
{
vmmhz1m_tmp = event->Nu_Interaction[0].vmmhz1m[l];
signal->TaperVmMHz(viewangle, event->Nu_Interaction[0].d_theta_em[l], event->Nu_Interaction[0].d_theta_had[l], event->Nu_Interaction[0].emfrac, event->Nu_Interaction[0].hadfrac, vmmhz1m_tmp, vmmhz1m_em);
}
// break;
// case 1:
// vmmhz1m_tmp = 0;
// break;
// case 2:
// vmmhz1m_tmp = 0;
// break;
// default:
// vmmhz1m_tmp = event->Nu_Interaction[0].vmmhz1m[l];
// break;
// }
// signal->TaperVmMHz(viewangle, event->Nu_Interaction[0].d_theta_em[l], event->Nu_Interaction[0].d_theta_had[l], event->Nu_Interaction[0].emfrac, event->Nu_Interaction[0].hadfrac, vmmhz1m_tmp, vmmhz1m_em);
//cout<<"TaperVmMHz (1m at view angle) at "<<l<<"th bin : "<<vmmhz1m_tmp<<endl;
// multiply all factors for traveling ice
//vmmhz1m_tmp = vmmhz1m_tmp / ray_output[0][ray_sol_cnt] *exp(-ray_output[0][ray_sol_cnt]/icemodel->EffectiveAttenuationLength(settings1, event->Nu_Interaction[0].posnu, 0)) *mag * fresnel; // assume whichray = 0, now vmmhz1m_tmp has all factors except for the detector properties (antenna gain, etc)
if (settings1->USE_ARA_ICEATTENU == 1 || settings1->USE_ARA_ICEATTENU == 0)
{
vmmhz1m_tmp = vmmhz1m_tmp / ray_output[0][ray_sol_cnt] *IceAttenFactor *mag * fresnel; // assume whichray = 0, now vmmhz1m_tmp has all factors except for the detector properties (antenna gain, etc)
}
else if (settings1->USE_ARA_ICEATTENU == 2)
{
double IceAttenFactor = 1.;
double dx, dz, dl;
for (int steps = 1; steps < (int) RayStep[ray_sol_cnt][0].size(); steps++)
{
dx = RayStep[ray_sol_cnt][0][steps - 1] - RayStep[ray_sol_cnt][0][steps];
dz = RayStep[ray_sol_cnt][1][steps - 1] - RayStep[ray_sol_cnt][1][steps];
dl = sqrt((dx *dx) + (dz *dz));
// Skipping attenuation calculation when the distance between two RaySteps is 0. Prevening adds -nan into the IceAttenFactor. (MK 2021)
if (dl > 0)
{
// IceAttenFactor *= exp(-dl / icemodel->GetFreqDepIceAttenuLength(-RayStep[ray_sol_cnt][1][steps], detector->GetFreq(l) / 1e9));
// use ray midpoint for attenuation calculation
IceAttenFactor *= (exp(-dl / icemodel->GetFreqDepIceAttenuLength(-RayStep[ray_sol_cnt][1][steps], detector->GetFreq(l) / 1e9)) +
exp(-dl / icemodel->GetFreqDepIceAttenuLength(-RayStep[ray_sol_cnt][1][steps - 1], detector->GetFreq(l) / 1e9))
) / 2.; // 1e9 to convert to GHz
}
}
vmmhz1m_tmp = vmmhz1m_tmp / ray_output[0][ray_sol_cnt] *IceAttenFactor *mag * fresnel; // assume whichray = 0, now vmmhz1m_tmp has all factors except for the detector properties (antenna gain, etc)
}
//cout<<"AttenLength : "<<icemodel->EffectiveAttenuationLength(settings1, event->Nu_Interaction[0].posnu, 0)<<endl;
vmmhz1m_sum += vmmhz1m_tmp;
stations[i].strings[j].antennas[k].vmmhz[ray_sol_cnt].push_back(vmmhz1m_tmp);
freq_tmp = detector->GetFreq(l); // freq in Hz
//cout << "Check 1" << endl;
/*
// Get ant gain with 2-D interpolation (may have bug?)
//
heff = GaintoHeight(detector->stations[i].strings[j].antennas[k].GetG(detector, freq_tmp*1.E-6, // to MHz
antenna_theta, antenna_phi),
freq_tmp, icemodel->GetN(detector->stations[i].strings[j].antennas[k]));
*/
heff = GaintoHeight(detector->GetGain_1D_OutZero(freq_tmp *1.E-6, antenna_theta, antenna_phi, detector->stations[i].strings[j].antennas[k].type, j, k),
freq_tmp,
icemodel->GetN(detector->stations[i].strings[j].antennas[k]),
detector->GetImpedance(freq_tmp*1.E-6, detector->stations[i].strings[j].antennas[k].type, j, k));
//cout<<"n_medium : "<<icemodel->GetN(detector->stations[i].strings[j].antennas[k])<<endl;
//cout<<"gain : "<<detector->stations[i].strings[j].antennas[k].GetG(detector, freq_tmp*1.E-6, antenna_theta, antenna_phi)<<endl;
//cout<<"heff : "<<heff<<endl;
stations[i].strings[j].antennas[k].Heff[ray_sol_cnt].push_back(heff);
// apply pol factor, heff
if (event->IsCalpulser == 1)
{
//cout<<"set signal pol as Hpol for Calpulser1 evts"<<endl;
Pol_vector = n_trg_slappy;
}
else if (event->IsCalpulser == 2)
{
//cout<<"set signal pol as Vpol for Calpulser2 evts"<<endl;
Pol_vector = n_trg_pokey;
}
else if (event->IsCalpulser == 3)
{
//cout<<"set signal pol as Hpol for Calpulser2 evts"<<endl;
Pol_vector = n_trg_slappy;
}
else if (event->IsCalpulser == 4)
{
//cout<<"set signal pol as Vpol + Hpol for Calpulser2 evts"<<endl;
Pol_vector = n_trg_slappy + n_trg_pokey;
}
ApplyAntFactors(heff, n_trg_pokey, n_trg_slappy, Pol_vector, detector->stations[i].strings[j].antennas[k].type, Pol_factor, vmmhz1m_tmp, antenna_theta, antenna_phi);
//cout << "Check 2" << endl;
//stations[i].strings[j].antennas[k].VHz_antfactor[ray_sol_cnt].push_back(vmmhz1m_tmp);
// apply filter
ApplyFilter(l, detector, vmmhz1m_tmp);
// apply Preamp gain
ApplyPreamp(l, detector, vmmhz1m_tmp);
// apply FOAM gain
ApplyFOAM(l, detector, vmmhz1m_tmp);
//stations[i].strings[j].antennas[k].VHz_filter[ray_sol_cnt].push_back(vmmhz1m_tmp);
vmmhz_filter[l] = vmmhz1m_tmp;
} // end for freq bin
stations[i].strings[j].antennas[k].Pol_factor.push_back(Pol_factor);
//cout<<"station["<<i<<"].strings["<<j<<"].antennas["<<k<<"].vmmhz1m["<<ray_sol_cnt<<"][0] : "<<stations[i].strings[j].antennas[k].vmmhz[ray_sol_cnt][0]<<endl;
//MakeArraysforFFT(settings1, detector, i, stations[i].strings[j].antennas[k].VHz_filter[ray_sol_cnt], volts_forfft);
MakeArraysforFFT(settings1, detector, i, vmmhz_filter, volts_forfft);
// save freq domain array which is prepaired for realft
for (int n = 0; n < settings1->NFOUR / 2; n++)
{
stations[i].strings[j].antennas[k].Vfft[ray_sol_cnt].push_back(volts_forfft[n]);
}
// now, after realft, volts_forfft is time domain signal at backend of antenna
Tools::realft(volts_forfft, -1, settings1->NFOUR / 2);
//Tools::realft(volts_forfft,1,settings1->NFOUR/2);
//cout<<"Finished getting V signal part!!"<<endl;
stations[i].strings[j].antennas[k].PeakV.push_back(FindPeak(volts_forfft, settings1->NFOUR / 2));
// Vfft_noise_org is in fft freq bin!!
// same unit with Vfft[V] but filter not applied
Tools::NormalTimeOrdering(settings1->NFOUR / 2, volts_forfft);
//cout<<"finished NormalTimeOrdering!!"<<endl;
for (int n = 0; n < settings1->NFOUR / 2; n++)
{
if (settings1->TRIG_ANALYSIS_MODE != 2)
{
// not pure noise mode (we need signal)
stations[i].strings[j].antennas[k].V[ray_sol_cnt].push_back(volts_forfft[n]);
}
else if (settings1->TRIG_ANALYSIS_MODE == 2)
{
// pure noise mode (set signal to 0)
stations[i].strings[j].antennas[k].V[ray_sol_cnt].push_back(0.);
}
//stations[i].strings[j].antennas[k].time[ray_sol_cnt].push_back(stations[i].strings[j].antennas[k].arrival_time[ray_sol_cnt] + (double)(n - settings1->NFOUR/4)*settings1->TIMESTEP); // time at 0 s is when ray started at the posnu
}
//cout<<"finished push_back V, V_noise V_total, and time!!"<<endl;
} // if SIMULATION_MODE = 0
else if (settings1->SIMULATION_MODE == 1)
{
// if event is not calpulser
if (event->IsCalpulser == 0)
{
if (settings1->EVENT_TYPE == 0)
{
// see if integrated shower profile LQ is non-zero
// and near the cone viewangle
if (event->Nu_Interaction[0].LQ > 0 && (fabs(viewangle - signal->CHANGLE_ICE) <= settings1->OFFCONE_LIMIT *RADDEG))
{
// initially give raysol has actual signal
stations[i].strings[j].antennas[k].SignalExt[ray_sol_cnt] = 1;
// let's make NFOUR/2 bin of time domain pure signal part for now
// later once we understand how to apply antenna phase, total electronics with phase, apply those
double atten_factor = 0.;
if (settings1->USE_ARA_ICEATTENU == 1 || settings1->USE_ARA_ICEATTENU == 0)
{
atten_factor = 1. / ray_output[0][ray_sol_cnt] *IceAttenFactor *mag * fresnel; // assume whichray = 0, now vmmhz1m_tmp has all factors except for the detector properties (antenna gain, etc)
}
else if (settings1->USE_ARA_ICEATTENU == 2)
{
atten_factor = 1. / ray_output[0][ray_sol_cnt] *mag * fresnel; //apply freq dependent IceAttenFactor later
}
// signal before the antenna (get signal at 1m and apply atten factor)
signal->GetVm_FarField_Tarray(event, settings1, viewangle, atten_factor, outbin, Tarray, Earray, stations[i].strings[j].antennas[k].skip_bins[ray_sol_cnt]);
dT_forfft = Tarray[1] - Tarray[0]; // step in ns
int Ntmp = settings1->TIMESTEP *1.e9 / dT_forfft;
stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] = 1;
while (Ntmp > 1)
{
Ntmp = Ntmp / 2;
stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] = stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] *2;
}
stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] = stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] *settings1->NFOUR / 2;
// now new NFOUR for zero padding
// now we have to make NFOUR/2 number of bins with random init time
//
// as a test, make first as it is and zero pad
double V_forfft[stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt]];
double T_forfft[stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt]];
int max_bire_ray_cnt = settings1->BIREFRINGENCE + 1; // rays in birefringence per ray solution
double V_forfft_bire[max_bire_ray_cnt][stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt]]; // for the waveforms of the rays in birefringence
for ( int bire_ray_cnt = 0; bire_ray_cnt < max_bire_ray_cnt; bire_ray_cnt++ )
{
max_bire_ray_cnt = birefringence->Reflected_ray_remove_bire(ray_output[3][ray_sol_cnt], max_bire_ray_cnt); //change to 1 if the ray solution is reflected
for (int n = 0; n < stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt]; n++)
{
if (n < outbin)
{
stations[i].strings[j].antennas[k].Vm_zoom[ray_sol_cnt].push_back(Earray[n]);
stations[i].strings[j].antennas[k].Vm_zoom_T[ray_sol_cnt].push_back(Tarray[n]);
}
// make Tarray, Earray located at the center of Nnew array
T_forfft[n] = Tarray[outbin / 2] - (dT_forfft *(double)(stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] / 2 - n));
if ((n >= stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] / 2 - outbin / 2) &&
(n < stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] / 2 + outbin / 2))
{
V_forfft[n] = Earray[n - (stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] / 2 - outbin / 2)];
}
else
V_forfft[n] = 0.;
}
// just get peak from the array
stations[i].strings[j].antennas[k].PeakV.push_back(FindPeak(Earray, outbin));
int T_shift_bire = int(time_diff_birefringence/dT_forfft); //time shift for birefringence
double split_factor_bire = birefringence->Power_split_factor(Pol_vector_src, bire_ray_cnt, ray_output[3][ray_sol_cnt], settings1); //split power factor for birefringence
birefringence->Time_shift_and_power_split(V_forfft, stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt], T_shift_bire, split_factor_bire, bire_ray_cnt, max_bire_ray_cnt, settings1); // apply time differences and power split
// this forward fft volts_forfft is now in unit of V at each freq we can just apply each bin's gain factor to each freq bins
// without any phase consideration,
// apply same factor to both real, img parts
// get spectrum with zero padded WF
Tools::realft(V_forfft, 1, stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt]);
dF_Nnew = 1. / ((double)(stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt]) *(dT_forfft) *1.e-9); // in Hz
freq_tmp = dF_Nnew *((double) stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] / 2. + 0.5); // in Hz 0.5 to place the middle of the bin and avoid zero freq
freq_lastbin = freq_tmp;
birefringence->Principal_axes_polarization(Pol_vector, bire_ray_cnt, max_bire_ray_cnt, settings1); //For birefringence, modify the polarization at the antennas
/*
// Get ant gain with 2-D interpolation
*/
heff_lastbin = GaintoHeight(detector->GetGain_1D_OutZero(freq_tmp *1.E-6, antenna_theta, antenna_phi, detector->stations[i].strings[j].antennas[k].type, j, k),
freq_tmp,
icemodel->GetN(detector->stations[i].strings[j].antennas[k]),
detector->GetImpedance(freq_tmp*1.E-6, detector->stations[i].strings[j].antennas[k].type, k));
for (int n = 0; n < stations[i].strings[j].antennas[k].Nnew[ray_sol_cnt] / 2; n++)
{
freq_tmp = dF_Nnew *((double) n + 0.5); // in Hz 0.5 to place the middle of the bin and avoid zero freq
heff = GaintoHeight(detector->GetGain_1D_OutZero(freq_tmp *1.E-6, antenna_theta, antenna_phi, detector->stations[i].strings[j].antennas[k].type, j, k),
freq_tmp,
icemodel->GetN(detector->stations[i].strings[j].antennas[k]),
detector->GetImpedance(freq_tmp*1.E-6, detector->stations[i].strings[j].antennas[k].type, k));
stations[i].strings[j].antennas[k].Heff[ray_sol_cnt].push_back(heff);