/[PAMELA software]/ParDirCalc/TrAng.cpp
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Contents of /ParDirCalc/TrAng.cpp

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Revision 1.1 - (show annotations) (download)
Thu Jan 17 16:15:13 2008 UTC (16 years, 10 months ago) by cafagna
Branch: MAIN
Branch point for: first
Initial revision

1 #include <TObject.h>
2 #include <TrAng.h>
3 #include "TString.h"
4 #include "TMatrixD.h"
5 #include <iostream>
6 #include <stdio.h>
7
8 using namespace std;
9
10 PamelaOrientation::PamelaOrientation() : TObject(){
11 a = 360/(2*TMath::Pi());
12 Re = 6000000;
13 }
14
15 PamelaOrientation::~PamelaOrientation(){
16 }
17
18 TMatrixD PamelaOrientation::QuatoECI(Float_t q0, Float_t q1, Float_t q2, Float_t q3){
19 TMatrixD Pij(3,3);
20 Pij(0,0) = pow(q0,2)+pow(q1,2)-pow(q2,2)-pow(q3,2);
21 Pij(0,1) = /*2*(q1*q2+q0*q3);/*/ 2*(q1*q2-q0*q3);
22 Pij(0,2) = /*2*(q1*q3-q0*q2);/*/ 2*(q1*q3+q0*q2);
23 Pij(1,0) = /*2*(q1*q2-q0*q3);/*/ 2*(q1*q2+q0*q3);
24 Pij(1,1) = pow(q0,2)-pow(q1,2)+pow(q2,2)-pow(q3,2);
25 Pij(1,2) = /*2*(q2*q3+q0*q1);/*/ 2*(q2*q3-q0*q1);
26 Pij(2,0) = /*2*(q1*q3+q0*q2);/*/ 2*(q1*q3-q0*q2);
27 Pij(2,1) = /*2*(q2*q3-q0*q1);/*/ 2*(q2*q3+q0*q1);
28 Pij(2,2) = pow(q0,2)-pow(q1,2)-pow(q2,2)+pow(q3,2);
29 return Pij;
30 }
31
32 TMatrixD PamelaOrientation::ECItoGreenwich(TMatrixD Aij, UInt_t t){
33 //t=1154304000+86400*365;
34 TMatrixD Gij(3,3);
35 Double_t omg = (7.292115e-5)*a; // Earth rotation velosity (Around polar axis);
36 //Double_t t1 = 0;
37 //if(t<=1158883200) t1 = 1127347200+229.2732; //absTime at 22/09/2005 + diference between Solar midnight and Greenwich sidereal midnight
38 //if(t>1158883200&&t<=1190419200) t1 = 1158883200+172.3415;//absTime at 22/09/2006 + diference between Solar midnight and Greenwich sidereal midnight
39 //if(t>=1190419200&&t<1222041600) t1 = 1190419200+115.39; //absTime at 22/09/2007 + diference between Solar midnight and Greenwich sidereal midnight
40 //if(t>=1222041600) t1 = 1222041600 + 294.9361; //absTime at 22/09/2008 + diference between Solar midnight and Greenwich sidereal midnight
41 //UInt_t Nd = (t-t1)/86400;
42 //Int_t DifSuSt = Nd*236.55;
43 Double_t d = (t-10957*86400-43200); //Number of day, passing from 01/01/2000 12:00:00 to t;
44 d = d/86400;
45 //d = t-da*86400+DifSuSt
46 //cout<<"t = "<<t<<"\n";
47 //cout<<"t - 2000y = "<<t-10957*86400-43200<<"\n";
48 //cout<<"d = "<<d<<"\n";
49 //Int_t tl = t%86400; //!!!!!!!!!!!!!!!!!!!!!!!!
50 Double_t T = d/36525; //Number of Julian centuries;
51
52 //Double_t tl = t-t1-Nd*86400-DifSuSt;
53 Double_t Se = 6*3600+41*60+236.555367908*d+0.093104*pow(T,2)-(6.2e-6)*pow(T,3);
54 //cout<<"Se = "<<Se<<"\n";
55 //cout<<t<<endl<<d<<endl<<tl<<endl<<Se+omg*tl*86400/360<<endl;
56 Int_t tr = (t-10957*86400)%86400;
57 //cout<<"tr = "<<tr<<endl;
58 Double_t Somg = (Se+49.077+omg*86400*tr/360)*360/86400;
59 //cout<<"t1 = "<<(t-10957*86400)%86400<<"\n";
60 //cout<<"tr = "<<tr<<"\n";
61 //cout<<"Somg = "<<Se+omg*86400*tr/360<<"\n";
62 //cout<<"Somg = "<<((Somg-360*6)*86400/360/3600-20)*60<<"\n";
63 //cout<<cos(Somg/a)<<endl;
64 Gij(0,0) = cos(Somg/a);
65 Gij(0,1) = -sin(Somg/a);
66 Gij(0,2) = 0;
67 Gij(1,0) = sin(Somg/a);
68 Gij(1,1) = cos(Somg/a);
69 Gij(1,2) = 0;
70 Gij(2,0) = 0;
71 Gij(2,1) = 0;
72 Gij(2,2) = 1;
73 Gij.Invert();
74 //SetDirAxisGreenwich(Aij);
75 //cout<<(Somg/a)<<endl<<Aij(0,0)<<" "<<Aij(1,0)<<" "<<Aij(2,0)<<endl;
76 return Gij*Aij;
77 }
78
79 TMatrixD PamelaOrientation::GreenwichtoGEO(Double_t lat, Double_t lon, TMatrixD Aij){
80 //Double_t a = 360/(2*TMath::Pi());
81 //Double_t Re = 6000000;
82 TMatrixD Gij(3,3);
83 TMatrixD Fij(3,3);
84
85 TMatrixD Hij(3,3); //TEST
86 TMatrixD Iij(3,3); //TEST
87
88 // if((lat<0.1)&&(lat>-0.1)){
89 //cout<<"lon = "<<lon<<" lat = "<<lat<<endl;
90 lon=(-lon)/a; lat=(-lat)/a;
91 //cout<<"lon = "<<lon<<" lat = "<<lat<<endl;
92 //
93 // cout<<"Quaternions Array"<<endl;
94 //cout<<Aij(0,0)<<" "<<Aij(0,1)<<" "<<Aij(0,2)<<endl;
95 //cout<<Aij(1,0)<<" "<<Aij(1,1)<<" "<<Aij(1,2)<<endl;
96 //cout<<Aij(2,0)<<" "<<Aij(2,1)<<" "<<Aij(2,2)<<endl<<endl;
97 // }
98 //Double_t x0 = (alt+Re)*sin(lat)*sin(lon);
99 //Double_t y0 = (alt+Re)*sin(lat)*cos(lon);
100 //Double_t Sa = lon-a*atan(y0/x0);
101 //if (y0>0&&x0<0) Sa=-Sa+90;
102 //if (y0<0&&x0<0) Sa=Sa-90;
103 //if (y0>0&&x0==0) Sa=90;
104 //if (y0<0&&x0==0) Sa=-90;
105
106 Gij(0,0) = cos(lon);
107 Gij(0,1) = -sin(lon);
108 Gij(0,2) = 0;
109 Gij(1,0) = sin(lon);
110 Gij(1,1) = cos(lon);
111 Gij(1,2) = 0;
112 Gij(2,0) = 0;
113 Gij(2,1) = 0;
114 Gij(2,2) = 1;
115
116 //cout<<"First rotation"<<endl;
117 //cout<<Gij(0,0)<<" "<<Gij(0,1)<<" "<<Gij(0,2)<<endl;
118 //cout<<Gij(1,0)<<" "<<Gij(1,1)<<" "<<Gij(1,2)<<endl;
119 //cout<<Gij(2,0)<<" "<<Gij(2,1)<<" "<<Gij(2,2)<<endl<<endl;
120
121 //Gij.Invert();
122
123 Fij(0,0) = cos(lat);
124 Fij(0,1) = 0;
125 Fij(0,2) = -sin(lat);
126 Fij(1,0) = 0;
127 Fij(1,1) = 1;
128 Fij(1,2) = 0;
129 Fij(2,0) = sin(lat);
130 Fij(2,1) = 0;
131 Fij(2,2) = cos(lat);
132
133 //Fij.Invert();
134
135 //if((lat<0.1)&&(lat>-0.1)){
136 /* Hij=Gij*Aij; //TEST
137
138 cout<<"First rotation"<<endl;
139 cout<<Hij(0,0)<<" "<<Hij(0,1)<<" "<<Hij(0,2)<<endl;
140 cout<<Hij(1,0)<<" "<<Hij(1,1)<<" "<<Hij(1,2)<<endl;
141 cout<<Hij(2,0)<<" "<<Hij(2,1)<<" "<<Hij(2,2)<<endl<<endl;
142
143 Iij = Fij*(Gij*Aij); //TEST
144
145 cout<<"Second rotation"<<endl;
146 cout<<Iij(0,0)<<" "<<Iij(0,1)<<" "<<Iij(0,2)<<endl;
147 cout<<Iij(1,0)<<" "<<Iij(1,1)<<" "<<Iij(1,2)<<endl;
148 cout<<Iij(2,0)<<" "<<Iij(2,1)<<" "<<Iij(2,2)<<endl;
149 //
150 Int_t ret;
151 cin>>ret;*/
152 // }
153 return Fij*(Gij*Aij);
154 }
155
156 TMatrixD PamelaOrientation::PamelatoGEO(TMatrixD Aij, Double_t B1, Double_t B2, Double_t B3){
157 //TMatrixD Gij(3,3);
158 TMatrixD Hij(3,1);
159 TMatrixD Bij(3,1);
160 Bij(0,0) = B1;
161 Bij(1,0) = B2;
162 Bij(2,0) = B3;
163 //Double_t alfa = TMath::ASin(sqrt(1/((Aij(1,2))/Aij(0,2)+1))) * TMath::RadToDeg();
164 //Gij(0,0) = cos(alfa/a);
165 //Gij(0,1) = -sin(alfa/a);
166 //Gij(0,2) = 0;
167 //Gij(1,0) = 0;
168 //Gij(1,1) = 1;
169 //Gij(1,2) = 0;
170 //Gij(2,0) = sin(alfa/a);
171 //Gij(2,1) = cos(alfa/a);
172 //Gij(2,2) = 0;
173
174 Hij=Aij*Bij;
175 return Hij;
176 //cout<<0.25-Aij(2,2)/(Aij(2,1)*Aij(2,0))<<endl;
177 //cout<<Hij(0,0)<<endl;//" "<<Hij(0,1)<<" "<<Hij(0,2)<<endl;
178 //cout<<Hij(1,0)<<endl;//" "<<Hij(1,1)<<" "<<Hij(1,2)<<endl;
179 //cout<<Hij(2,0)<<endl;//" "<<Hij(2,1)<<" "<<Hij(2,2)<<endl;
180 }
181
182 TMatrixD PamelaOrientation::ColPermutation(TMatrixD Aij){
183 TMatrixD Gij(3,3);
184 Gij(0,0) = 1; Gij(0,1) = 0; Gij(0,2) = 0;
185 Gij(1,0) = 0; Gij(1,1) = 0; Gij(1,2) = 1;
186 Gij(2,0) = 0; Gij(2,1) = -1; Gij(2,2) = 0;
187 return Aij*Gij;
188 }
189
190 Double_t PamelaOrientation::GetPitchAngle(Double_t x1, Double_t y1, Double_t z1, Double_t x2, Double_t y2, Double_t z2){
191 return TMath::ACos((x1*x2 + y1*y2 + z1*z2)/(sqrt(pow(x1,2)+pow(y1,2)+pow(z1,2))*sqrt(pow(x2,2)+pow(y2,2)+pow(z2,2)))) * TMath::RadToDeg();
192 }

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