source: trunk/FACT++/src/makeplots.cc@ 14992

Last change on this file since 14992 was 14883, checked in by tbretz, 12 years ago
Fixed a mistake in the new formula.
File size: 11.5 KB
Line 
1#include <libnova/solar.h>
2#include <libnova/lunar.h>
3#include <libnova/rise_set.h>
4#include <libnova/transform.h>
5
6#include "Database.h"
7
8#include "Time.h"
9#include "Configuration.h"
10
11#include <TROOT.h>
12#include <TH1.h>
13#include <TGraph.h>
14#include <TCanvas.h>
15#include <TLegend.h>
16
17using namespace std;
18
19// ------------------------------------------------------------------------
20
21double Angle(double ra, double dec, double r, double d)
22{
23 const double theta0 = M_PI/2-d*M_PI/180;
24 const double phi0 = r*M_PI/12;
25
26 const double theta1 = M_PI/2-dec*M_PI/180;
27 const double phi1 = ra*M_PI/12;
28
29 const double x0 = sin(theta0) * cos(phi0);
30 const double y0 = sin(theta0) * sin(phi0);
31 const double z0 = cos(theta0);
32
33 const double x1 = sin(theta1) * cos(phi1);
34 const double y1 = sin(theta1) * sin(phi1);
35 const double z1 = cos(theta1);
36
37 double arg = x0*x1 + y0*y1 + z0*z1;
38 if(arg > 1.0) arg = 1.0;
39 if(arg < -1.0) arg = -1.0;
40
41 return acos(arg) * 180/M_PI;
42}
43
44void CheckForGap(TCanvas &c, TGraph &g, double axis)
45{
46 if (g.GetN()==0 || axis-g.GetX()[g.GetN()-1]<450)
47 return;
48
49 c.cd();
50 ((TGraph*)g.DrawClone("C"))->SetBit(kCanDelete);
51 while (g.GetN())
52 g.RemovePoint(0);
53}
54
55void DrawClone(TCanvas &c, TGraph &g)
56{
57 if (g.GetN()==0)
58 return;
59
60 c.cd();
61 ((TGraph*)g.DrawClone("C"))->SetBit(kCanDelete);
62}
63
64// ========================================================================
65// ========================================================================
66// ========================================================================
67
68void SetupConfiguration(Configuration &conf)
69{
70 po::options_description control("Smart FACT");
71 control.add_options()
72 ("ra", var<double>(), "Source right ascension")
73 ("dec", var<double>(), "Source declination")
74 ("date-time", var<string>(), "SQL time (UTC)")
75 ("source-database", var<string>(""), "Database link as in\n\tuser:password@server[:port]/database.")
76 ("max-current", var<double>(75), "Maximum current to display in other plots.")
77 ("max-zd", var<double>(75), "Maximum zenith distance to display in other plots")
78 ("no-limits", po_switch(), "Switch off limits in plots")
79 ;
80
81 po::positional_options_description p;
82 p.add("date-time", 1); // The first positional options
83
84 conf.AddOptions(control);
85 conf.SetArgumentPositions(p);
86}
87
88void PrintUsage()
89{
90 cout <<
91 "makeplots - The astronomy plotter\n"
92 "\n"
93 "Calculates several plots for the sources in the database\n"
94 "helpful or needed for scheduling. The Plot is always calculated\n"
95 "for the night which starts at the same so. So no matter if\n"
96 "you specify '1974-09-09 00:00:00' or '1974-09-09 21:56:00'\n"
97 "the plots will refer to the night 1974-09-09/1974-09-10.\n"
98 "The advantage is that specification of the date as in\n"
99 "1974-09-09 is enough. Time axis starts and ends at nautical\n"
100 "twilight which is 12deg below horizon.\n"
101 "\n"
102 "Usage: makeplots sql-datetime [--ra={ra} --dec={dec}]\n";
103 cout << endl;
104}
105
106int main(int argc, const char* argv[])
107{
108 gROOT->SetBatch();
109
110 Configuration conf(argv[0]);
111 conf.SetPrintUsage(PrintUsage);
112 SetupConfiguration(conf);
113
114 if (!conf.DoParse(argc, argv))
115 return 127;
116
117 if (conf.Has("ra")^conf.Has("dec"))
118 {
119 cout << "ERROR - Either --ra or --dec missing." << endl;
120 return 1;
121 }
122
123 // ------------------ Eval config ---------------------
124
125 const double lon = -(17.+53./60+26.525/3600);
126 const double lat = 28.+45./60+42.462/3600;
127
128 ln_lnlat_posn observer;
129 observer.lng = lon;
130 observer.lat = lat;
131
132 Time time;
133 if (conf.Has("date-time"))
134 time.SetFromStr(conf.Get<string>("date-time"));
135
136 const double max_current = conf.Get<double>("max-current");
137 const double max_zd = conf.Get<double>("max-zd");
138 const double no_limits = conf.Get<bool>("no-limits");
139
140 // -12: nautical
141 ln_rst_time sun_set; // Sun set with the same date than th provided date
142 ln_rst_time sun_rise; // Sun rise on the following day
143 ln_get_solar_rst_horizon(time.JD()-0.5, &observer, -12, &sun_set);
144 ln_get_solar_rst_horizon(time.JD()+0.5, &observer, -12, &sun_rise);
145
146 const double jd = floor(time.Mjd())+2400001;
147 const double mjd = floor(time.Mjd())+49718+0.5;
148
149 cout << "Time: " << time << endl;
150 cout << "Base: " << Time(jd-0.5) << endl;
151 cout << "Set: " << Time(sun_set.set) << endl;
152 cout << "Rise: " << Time(sun_rise.rise) << endl;
153
154 const double jd0 = fmod(sun_set.set, 1); // ~0.3
155 const double jd1 = fmod(sun_rise.rise, 1); // ~0.8
156
157 const string fDatabase = conf.Get<string>("source-database");
158
159 // ------------------ Precalc moon coord ---------------------
160
161 vector<pair<ln_equ_posn, double>> fMoonCoords;
162
163 for (double h=0; h<1; h+=1./(24*12))
164 {
165 ln_equ_posn moon;
166 ln_get_lunar_equ_coords_prec(jd+h, &moon, 0.01);
167
168 const double disk = ln_get_lunar_disk(jd+h);
169
170 fMoonCoords.push_back(make_pair(moon, disk));
171 }
172
173 // ------------- Get Sources from databasse ---------------------
174
175 const mysqlpp::StoreQueryResult res =
176 Database(fDatabase).query("SELECT fSourceName, fRightAscension, fDeclination FROM source").store();
177
178 // ------------- Create canvases and frames ---------------------
179
180 TH1S hframe("", "", 1, (mjd+jd0)*24*3600, (mjd+jd1)*24*3600);
181 hframe.SetStats(kFALSE);
182 hframe.GetXaxis()->SetTimeFormat("%Hh%M%F1995-01-01 00:00:00 GMT");
183 hframe.GetXaxis()->SetTitle((Time(jd).GetAsStr("%d/%m/%Y")+" - "+Time(jd+1).GetAsStr("%d/%m/%Y")+" [UTC]").c_str());
184 hframe.GetXaxis()->CenterTitle();
185 hframe.GetYaxis()->CenterTitle();
186 hframe.GetXaxis()->SetTimeDisplay(true);
187 hframe.GetYaxis()->SetTitleSize(0.040);
188 hframe.GetXaxis()->SetTitleSize(0.040);
189 hframe.GetXaxis()->SetTitleOffset(1.1);
190 hframe.GetYaxis()->SetLabelSize(0.040);
191 hframe.GetXaxis()->SetLabelSize(0.040);
192
193 TCanvas c1;
194 c1.SetFillColor(kWhite);
195 c1.SetBorderMode(0);
196 c1.SetFrameBorderMode(0);
197 c1.SetLeftMargin(0.085);
198 c1.SetRightMargin(0.01);
199 c1.SetTopMargin(0.03);
200 c1.SetGrid();
201 hframe.GetYaxis()->SetTitle("Altitude [deg]");
202 hframe.SetMinimum(15);
203 hframe.SetMaximum(90);
204 hframe.DrawCopy();
205
206 TCanvas c2;
207 c2.SetFillColor(kWhite);
208 c2.SetBorderMode(0);
209 c2.SetFrameBorderMode(0);
210 c2.SetLeftMargin(0.085);
211 c2.SetRightMargin(0.01);
212 c2.SetTopMargin(0.03);
213 c2.SetGrid();
214 hframe.GetYaxis()->SetTitle("Predicted Current [\\muA]");
215 hframe.SetMinimum(0);
216 hframe.SetMaximum(100);
217 hframe.DrawCopy();
218
219 TCanvas c3;
220 c3.SetFillColor(kWhite);
221 c3.SetBorderMode(0);
222 c3.SetFrameBorderMode(0);
223 c3.SetLeftMargin(0.085);
224 c3.SetRightMargin(0.01);
225 c3.SetTopMargin(0.03);
226 c3.SetGrid();
227 c3.SetLogy();
228 hframe.GetYaxis()->SetTitle("Estimated relative threshold");
229 hframe.SetMinimum(0.9);
230 hframe.SetMaximum(180);
231 hframe.DrawCopy();
232
233 TCanvas c4;
234 c4.SetFillColor(kWhite);
235 c4.SetBorderMode(0);
236 c4.SetFrameBorderMode(0);
237 c4.SetLeftMargin(0.085);
238 c4.SetRightMargin(0.01);
239 c4.SetTopMargin(0.03);
240 c4.SetGrid();
241 hframe.GetYaxis()->SetTitle("Distance to moon [deg]");
242 hframe.SetMinimum(0);
243 hframe.SetMaximum(180);
244 hframe.DrawCopy();
245
246 Int_t color[] = { kBlack, kRed, kBlue, kGreen, kCyan, kMagenta };
247 Int_t style[] = { kSolid, kDashed, kDotted };
248
249 TLegend leg(0, 0, 1, 1);
250
251 // ------------- Loop over sources ---------------------
252
253 Int_t cnt=0;
254 for (vector<mysqlpp::Row>::const_iterator v=res.begin(); v<res.end(); v++, cnt++)
255 {
256 // Eval row
257 const string name = (*v)[0].c_str();
258
259 ln_equ_posn pos;
260 pos.ra = double((*v)[1])*15;
261 pos.dec = double((*v)[2]);
262
263 // Create graphs
264 TGraph g1, g2, g3, g4, gr, gm;
265 g1.SetName(name.data());
266 g2.SetName(name.data());
267 g3.SetName(name.data());
268 g4.SetName(name.data());
269 g1.SetLineWidth(2);
270 g2.SetLineWidth(2);
271 g3.SetLineWidth(2);
272 g4.SetLineWidth(2);
273 gm.SetLineWidth(1);
274 g1.SetLineStyle(style[cnt/6]);
275 g2.SetLineStyle(style[cnt/6]);
276 g3.SetLineStyle(style[cnt/6]);
277 g4.SetLineStyle(style[cnt/6]);
278 g1.SetLineColor(color[cnt%6]);
279 g2.SetLineColor(color[cnt%6]);
280 g3.SetLineColor(color[cnt%6]);
281 g4.SetLineColor(color[cnt%6]);
282 gm.SetLineColor(kYellow);
283
284 if (cnt==0)
285 leg.AddEntry(gm.Clone(), "Moon", "l");
286 leg.AddEntry(g1.Clone(), name.data(), "l");
287
288 // Loop over 24 hours
289 int i=0;
290 for (double h=0; h<1; h+=1./(24*12), i++)
291 {
292 // check if it is betwene sun-rise and sun-set
293 if (h<jd0 || h>jd1)
294 continue;
295
296 // get local position of source
297 ln_hrz_posn hrz;
298 ln_get_hrz_from_equ(&pos, &observer, jd+h, &hrz);
299
300 // Get moon properties and
301 ln_equ_posn moon = fMoonCoords[i].first;
302 const double disk = fMoonCoords[i].second;
303
304 ln_hrz_posn hrzm;
305 ln_get_hrz_from_equ(&moon, &observer, jd+h, &hrzm);
306
307 // Distance between source and moon
308 const double angle = Angle(moon.ra, moon.dec, pos.ra, pos.dec);
309
310 // Current prediction
311 const double cang = sin(angle *M_PI/180);
312 const double calt = sin(hrzm.alt*M_PI/180);
313
314 const double lc = cang==0 ? -1 : calt*pow(disk, 3)/sqrt(cang);
315 const double cur = lc>0 ? 8.1+94.6*lc : 8.1;
316
317 // Relative energy threshold prediction
318 const double cs = cos((90+hrz.alt)*M_PI/180);
319 const double ratio = (10.*sqrt(409600.*cs*cs+9009.) + 6400.*cs - 60.)/10.;
320
321 // Add points to curve
322 const double axis = (mjd+h)*24*3600;
323
324 // If there is a gap of more than one bin, start a new curve
325 CheckForGap(c1, g1, axis);
326 CheckForGap(c1, gm, axis);
327 CheckForGap(c2, g2, axis);
328 CheckForGap(c3, g3, axis);
329 CheckForGap(c4, g4, axis);
330
331 // Add data
332 if (no_limits || cur<max_current)
333 g1.SetPoint(g1.GetN(), axis, hrz.alt);
334
335 if (no_limits || 90-hrz.alt<max_zd)
336 g2.SetPoint(g2.GetN(), axis, cur);
337
338 if (no_limits || (cur<max_current && 90-hrz.alt<max_zd))
339 g3.SetPoint(g3.GetN(), axis, ratio*cur/8.1);
340
341 if (no_limits || (cur<max_current && 90-hrz.alt<max_zd))
342 g4.SetPoint(g4.GetN(), axis, angle);
343
344 if (cnt==0)
345 gm.SetPoint(gm.GetN(), axis, hrzm.alt);
346 }
347
348 if (cnt==0)
349 DrawClone(c1, gm);
350
351 DrawClone(c1, g1);
352 DrawClone(c2, g2);
353 DrawClone(c3, g3);
354 DrawClone(c4, g4);
355 }
356
357
358 // Save three plots
359 TCanvas c5;
360 c5.SetFillColor(kWhite);
361 c5.SetBorderMode(0);
362 c5.SetFrameBorderMode(0);
363 leg.Draw();
364
365 const string t = Time(jd).GetAsStr("%Y%m%d");
366
367 c1.SaveAs((t+"-ZenithDistance.eps").c_str());
368 c2.SaveAs((t+"-PredictedCurrent.eps").c_str());
369 c3.SaveAs((t+"-RelativeThreshold.eps").c_str());
370 c4.SaveAs((t+"-MoonDist.eps").c_str());
371 c5.SaveAs((t+"-Legend.eps").c_str());
372
373 c1.SaveAs((t+"-ZenithDistance.root").c_str());
374 c2.SaveAs((t+"-PredictedCurrent.root").c_str());
375 c3.SaveAs((t+"-RelativeThreshold.root").c_str());
376 c4.SaveAs((t+"-MoonDist.root").c_str());
377
378 return 0;
379}
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