double testPointing(double dtheta = 0, int run = 332, int event = 55448680)
// double testPointing(double dtheta = 0, int run = 352, int event = 60832108)
{
AnitaDataset d(run);
d.getEvent(event);
UsefulAdu5Pat gps(d.gps());
double wais_phi, wais_theta;
gps.getThetaAndPhiWaveWaisDivide(wais_theta, wais_phi);
wais_theta += dtheta * TMath::DegToRad();
double rampdem_wais_alt = AnitaLocations::getWaisAltitude();
printf("Real WAIS lat/lon/alt: %g %g %g\n", AnitaLocations::getWaisLatitude(), AnitaLocations::getWaisLongitude(), AnitaLocations::getWaisAltitude());
printf(" According to AnitaGeomTool, WAIS at phi=%g theta=%g\n", wais_phi* TMath::RadToDeg(), wais_theta* TMath::RadToDeg());
PayloadParameters pp0(d.gps(), AntarcticCoord(AntarcticCoord::WGS84, AnitaLocations::getWaisLatitude(), AnitaLocations::getWaisLongitude(), rampdem_wais_alt ));
printf(" According to PayloadParameters, wais at phi=%g, theta=%g\n", pp0.source_phi, pp0.source_theta);
double lat,lon,alt;
int trace = gps.traceBackToContinent(wais_phi, wais_theta, &lon, &lat,&alt,0);
printf("traceBackToContent projects to lat/lon/alt: %g %g %g\n",lat,lon,alt);
double payload_phi, payload_theta;
gps.getThetaAndPhiWave(lon,lat,alt, payload_theta, payload_phi);
printf("In payload coordinates that is: phi=%g theta=%g\n", payload_phi * TMath::RadToDeg(), payload_theta * TMath::RadToDeg());
AntarcticCoord c(AntarcticCoord::WGS84,lat,lon,alt);
PayloadParameters pp(d.gps(), c);
printf("Payload parameters thinks it's at phi=%g, theta=%g\n", pp.source_phi, pp.source_theta);
int get = gps.getSourceLonAndLatAtAlt(wais_phi, wais_theta, lon, lat, alt);
printf("getSourceLonAndLatAtAlt projects to lat/lon/alt: %g %g %g\n",lat,lon,alt);
gps.getThetaAndPhiWave(lon,lat,alt, payload_theta, payload_phi);
printf("In payload coordinates that is: phi=%g theta=%g\n", payload_phi * TMath::RadToDeg(), payload_theta * TMath::RadToDeg());
AntarcticCoord c2(AntarcticCoord::WGS84,lat,lon,alt);
PayloadParameters pp2(d.gps(), c2);
printf("Payload parameters thinks it's at phi=%g, theta=%g\n", pp2.source_phi, pp2.source_theta);
PayloadParameters pp3;
int success = PayloadParameters::findSourceOnContinent(pp0.source_theta, pp0.source_phi, d.gps(), &pp3);
if (success==1)
{
AntarcticCoord c3 = pp3.source.as(AntarcticCoord::WGS84);
printf("findSourceOnContinent projects to lat/lon/alt: %g %g %g\n",c3.x,c3.y,c3.z);
printf("Payload parameters thinks it's at phi=%g, theta=%g\n", pp3.source_phi, pp3.source_theta);
}
else
{
printf("findSourceOnContinent found no solution :(\n");
}
double x0 = pp0.payload.as(AntarcticCoord::STEREOGRAPHIC).x;
double y0 = pp0.payload.as(AntarcticCoord::STEREOGRAPHIC).y;
TFile * fout = new TFile("refraction.root","RECREATE");
TH2I * old_h = new TH2I("traceBack","TraceBack", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2I * new_h3 = new TH2I("traceBack3","TraceBack3", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2I * new_h = new TH2I("findSource","FindSource", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2I * new_h_col = new TH2I("findSourceColl","FindSourceColl", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2I * new_h_ref = new TH2I("findSourceRef","FindSourceRefract", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2 * old_payload_el = new TProfile2D("traceBackPayloadEl","TraceBackPayloadEl", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2 * new_h3_payload_el = new TProfile2D("traceBack3PayloadEl","TraceBack3PayloadEl", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2 * new_payload_el = new TProfile2D("findSourcePayloadEl","findSourcePayloadEl", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2 * new_payload_el_col = new TProfile2D("findSourcePayloadElCol","findSourcePayloadElCol", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
TH2 * new_payload_el_ref = new TProfile2D("findSourcePayloadElRef","findSourcePayloadElRef", 1000, x0 - 800e3, x0+800e3, 1000, y0 - 800e3, y0+800e3);
Refraction::SphRay m;
for (double phi = 0; phi <=360; phi+= 0.2)
{
printf("%g\n",phi);
double step = 0.001;
for (double sin_theta = 0.0; sin_theta < 0.9; sin_theta+= step)
{
double theta = asin(sin_theta*sin_theta) * TMath::RadToDeg();
trace = gps.traceBackToContinent(phi*TMath::DegToRad(), theta*TMath::DegToRad(), &lon, &lat,&alt,0);
if (trace)
{
AntarcticCoord w(AntarcticCoord::WGS84,lat,lon,alt);
w.to(AntarcticCoord::STEREOGRAPHIC);
old_h->Fill(w.x, w.y);
PayloadParameters pw(d.gps(), w);
old_payload_el->Fill(w.x,w.y, pw.payload_el);
}
trace = gps.traceBackToContinent3(phi*TMath::DegToRad(), theta*TMath::DegToRad(), &lon, &lat,&alt,0);
if (trace)
{
AntarcticCoord w(AntarcticCoord::WGS84,lat,lon,alt);
w.to(AntarcticCoord::STEREOGRAPHIC);
new_h3->Fill(w.x, w.y);
PayloadParameters pw(d.gps(), w);
new_h3_payload_el->Fill(w.x,w.y, pw.payload_el);
}
PayloadParameters::findSourceOnContinent(theta,phi, d.gps(), &pp3);
AntarcticCoord w = pp3.source.as(AntarcticCoord::STEREOGRAPHIC);
new_h->Fill(w.x,w.y);
new_payload_el->Fill(w.x,w.y, pp3.payload_el);
PayloadParameters::findSourceOnContinent(theta,phi, d.gps(), &pp3,0, 50);
w = pp3.source.as(AntarcticCoord::STEREOGRAPHIC);
new_h_col->Fill(w.x,w.y);
new_payload_el_col->Fill(w.x,w.y, pp3.payload_el);
PayloadParameters::findSourceOnContinent(theta,phi, d.gps(), &pp3,&m);
w = pp3.source.as(AntarcticCoord::STEREOGRAPHIC);
new_h_ref->Fill(w.x,w.y);
new_payload_el_ref->Fill(w.x,w.y, pp3.payload_el);
}
}
TCanvas * cc = new TCanvas;
cc->Divide(5,2);
cc->cd(1);
old_h->Draw("colz");
cc->cd(2);
new_h->Draw("colz");
cc->cd(3);
new_h_col->Draw("colz");
cc->cd(4);
new_h_ref->Draw("colz");
cc->cd(5);
new_h3->Draw("colz");
cc->cd(6);
old_payload_el->Draw("colz");
cc->cd(7);
new_payload_el->Draw("colz");
cc->cd(8);
new_payload_el_col->Draw("colz");
cc->cd(9);
new_payload_el_ref->Draw("colz");
cc->cd(10);
new_h3_payload_el->Draw("colz");
cc->SaveAs("refraction.pdf");
fout->cd();
old_h->Write();
new_h->Write();
new_h_col->Write();
new_h_ref->Write();
old_payload_el->Write();
new_payload_el->Write();
new_payload_el_col->Write();
new_payload_el_ref->Write();
return wais_phi * TMath::RadToDeg() - pp0.source_phi;
}
void TestIt(long R, long p, long r, long d, long c, long k, long w,
long L, long m)
{
cerr << "\n\n******** TestIt: R=" << R
<< ", p=" << p
<< ", r=" << r
<< ", d=" << d
<< ", c=" << c
<< ", k=" << k
<< ", w=" << w
<< ", L=" << L
<< ", m=" << m
<< endl;
FHEcontext context(m, p, r);
buildModChain(context, L, c);
// context.lazy = false;
if (context.lazy)
cerr << "LAZY REDUCTIONS\n";
else
cerr << "NON-LAZY REDUCTIONS\n";
context.zMStar.printout();
cerr << endl;
#ifdef DEBUG
cerr << context << endl;
#endif
FHESecKey secretKey(context);
const FHEPubKey& publicKey = secretKey;
secretKey.GenSecKey(w); // A Hamming-weight-w secret key
ZZX G;
if (d == 0) {
G = context.alMod.getFactorsOverZZ()[0];
d = deg(G);
}
else
G = makeIrredPoly(p, d);
cerr << "G = " << G << "\n";
cerr << "generating key-switching matrices... ";
addSome1DMatrices(secretKey); // compute key-switching matrices that we need
addFrbMatrices(secretKey); // compute key-switching matrices that we need
cerr << "done\n";
cerr << "computing masks and tables for rotation...";
EncryptedArray ea(context, G);
cerr << "done\n";
long nslots = ea.size();
// L selects even coefficients
vector<ZZX> LM(d);
for (long j = 0; j < d; j++)
if (j % 2 == 0) LM[j] = ZZX(j, 1);
vector<ZZX> C;
ea.buildLinPolyCoeffs(C, LM);
PlaintextArray p0(ea);
p0.random();
Ctxt c0(publicKey);
ea.encrypt(c0, publicKey, p0);
Ctxt res(c0);
applyLinPoly1(ea, res, C);
PlaintextArray pp0(ea);
ea.decrypt(res, secretKey, pp0);
p0.print(cout); cout << "\n";
pp0.print(cout); cout << "\n";
}
