* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.1.2.2 2000/06/12 18:09:36 barbera
-fixed posible compilation errors on HP unix
-
-Revision 1.1.2.1 2000/01/12 20:21:30 nilsen
-missed AliITSetfSDD files ealier
-
-$Name$
-$Author$
-$Id$
-*/
-
#include <iostream.h>
#include <TMath.h>
#include "AliITSetfSDD.h"
// Written by Piergiorgio Cerello
// November 23 1999
//
-// AliITSmapSDD is the map of SDDs.
-//
-//Begin_Html
-/*
-<img src="picts/ITS/AliITShit_Class_Diagram.gif">
-</pre>
-<br clear=left>
-<font size=+2 color=red>
-<p>This show the relasionships between the ITS hit class and the rest of Aliroot.
-</font>
-<pre>
-*/
-//End_Htm
-//extern Int_t power(Int_t b, Int_t e);
-
//_____________________________________________________________________________
ClassImp(AliITSetfSDD)
Int_t ppower(Int_t b, Int_t e) {
- Int_t power = 1,i;
- for(i=0; i<e; i++) power *= b;
+ Int_t power = 1;
+ for(Int_t i=0; i<e; i++) power *= b;
return power;
}
-AliITSetfSDD::AliITSetfSDD(Double_t timeclock)
+AliITSetfSDD::AliITSetfSDD(Double_t timestep)
{
// sampling time in ns
- fSamplingTime = 1000./timeclock;
+
+ fSamplingTime = timestep;
+
fT0 = 0.;
- fDf = ppower(10,9)/(fMaxNofSamples*fSamplingTime);
+ fDf = ppower(10,9)/(fkMaxNofSamples*fSamplingTime);
fA0 = 9000.;
- Int_t i,j,k;
- for(i=0; i<fMaxNofPoles; i++) {
- fZero_M[i] = 0.;
- fZero_R[i] = 0.;
- fZero_I[i] = 0.;
- fPole_M[i] = 0.;
- fPole_R[i] = 0.;
- fPole_I[i] = 0.;
+ Int_t i,j;
+ for(i=0; i<fkMaxNofPoles; i++) {
+ fZeroM[i] = 0.;
+ fZeroR[i] = 0.;
+ fZeroI[i] = 0.;
+ fPoleM[i] = 0.;
+ fPoleR[i] = 0.;
+ fPoleI[i] = 0.;
}
- fPole_M[0] = 1.;
- fPole_R[0] = -2100000.;
- fPole_I[0] = fPole_R[0];
- fPole_M[1] = 1.;
- fPole_R[1] = -2100000.;
- fPole_I[1] = -fPole_R[1];
+ fPoleM[0] = 1.;
+ fPoleR[0] = -2100000.;
+ fPoleI[0] = fPoleR[0];
+ fPoleM[1] = 1.;
+ fPoleR[1] = -2100000.;
+ fPoleI[1] = -fPoleR[1];
// Compute Transfer Function
Double_t PI = acos(-1.);
- for(i=0; i<=fMaxNofSamples/2; i++) {
+ for(i=0; i<=fkMaxNofSamples/2; i++) {
Double_t frequency = fDf*i;
Double_t VM = fA0;
Double_t VA = 0.;
- for(k=0; k<fMaxNofPoles; k++) {
- if(fZero_M[k]) {
- Double_t VZR = -fZero_R[k];
- Double_t VZI = frequency - fZero_I[k];
+ for(Int_t k=0; k<fkMaxNofPoles; k++) {
+ if(fZeroM[k]) {
+ Double_t VZR = -fZeroR[k];
+ Double_t VZI = frequency - fZeroI[k];
Double_t VZM = TMath::Sqrt(VZR*VZR+VZI*VZI);
Double_t VZA = TMath::ATan2(VZI,VZR);
// cout << "VZM: " << VZM << ", VZA: " << VZA << endl;
// cout << "VZR: " << VZR << ", VZI: " << VZI << endl;
- for(j=1; j<= (Int_t) fZero_M[k]; j++) {
+ for(j=1; j<= (Int_t) fZeroM[k]; j++) {
VM *= VZM;
VA += VZA;
if(VA >= PI) VA -= (2.*PI);
}
}
- if(fPole_M[k]) {
- Double_t VPR = -fPole_R[k];
- Double_t VPI = frequency - fPole_I[k];
+ if(fPoleM[k]) {
+ Double_t VPR = -fPoleR[k];
+ Double_t VPI = frequency - fPoleI[k];
Double_t VPM = TMath::Sqrt(VPR*VPR+VPI*VPI);
Double_t VPA = TMath::ATan2(VPI,VPR);
//cout << "VPM: " << VPM << ", VPA: " << VPA << endl;
//cout << "VPR: " << VPR << ", VPI: " << VPI << endl;
- for(j=1; j<= (Int_t) fPole_M[k]; j++) {
+ for(j=1; j<= (Int_t) fPoleM[k]; j++) {
VM /= VPM;
VA -= VPA;
if(VA >= PI) VA -= (2.*PI);
Double_t VI = VM*sin(VA);
//cout << "VM: " << VM << ", VA: " << VA << endl;
//cout << "VR: " << VR << ", VI: " << VI << endl;
- fTf_R[i] = VR*ppower(10,9);
- fTf_I[i] = VI*ppower(10,9);
- //cout << "fTf_R[" << i << "] = " << fTf_R[i] << endl;
- //cout << "fTf_I[" << i << "] = " << fTf_I[i] << endl;
+ fTfR[i] = VR*ppower(10,9);
+ fTfI[i] = VI*ppower(10,9);
+ //cout << "fTfR[" << i << "] = " << fTfR[i] << endl;
+ //cout << "fTfI[" << i << "] = " << fTfI[i] << endl;
if(i) {
- fTf_R[fMaxNofSamples-i] = fTf_R[i];
- fTf_I[fMaxNofSamples-i] = -fTf_I[i];
+ fTfR[fkMaxNofSamples-i] = fTfR[i];
+ fTfI[fkMaxNofSamples-i] = -fTfI[i];
}
}
}
// Compute Fourier Weights
- for(i=0; i<=fMaxNofSamples/2; i++) {
- fW_R[i] = cos(-2.*PI*i/fMaxNofSamples);
- fW_I[i] = sin(-2.*PI*i/fMaxNofSamples);
+ for(i=0; i<=fkMaxNofSamples/2; i++) {
+ fWR[i] = cos(-2.*PI*i/fkMaxNofSamples);
+ fWI[i] = sin(-2.*PI*i/fkMaxNofSamples);
if(i) {
- fW_R[fMaxNofSamples-i] = fW_R[i];
- fW_I[fMaxNofSamples-i] = -fW_I[i];
+ fWR[fkMaxNofSamples-i] = fWR[i];
+ fWI[fkMaxNofSamples-i] = -fWI[i];
}
}
}
-void AliITSetfSDD::Print()
+void AliITSetfSDD::PrintElectronics()
{
- Int_t i;
cout << "Sampling Time " << fSamplingTime << endl;
- cout << "Number of Time Samples " << fMaxNofSamples << endl;
+ cout << "Number of Time Samples " << fkMaxNofSamples << endl;
cout << "fT0 " << fT0 << endl;
cout << "fDf " << fDf << endl;
cout << "fA0 " << fA0 << endl;
cout << "Zero's and Pole's" << endl;
- cout << "fZero_M " << endl;
- for(i=0; i<fMaxNofPoles; i++) cout << fZero_M[i] << endl;
+ cout << "fZeroM " << endl;
+ Int_t i;
+ for(i=0; i<fkMaxNofPoles; i++) cout << fZeroM[i] << endl;
cout << "fZero_R " << endl;
- for(i=0; i<fMaxNofPoles; i++) cout << fZero_R[i] << endl;
- cout << "fZero_I " << endl;
- for(i=0; i<fMaxNofPoles; i++) cout << fZero_I[i] << endl;
- cout << "fPole_M " << endl;
- for(i=0; i<fMaxNofPoles; i++) cout << fPole_M[i] << endl;
- cout << "fPole_R " << endl;
- for(i=0; i<fMaxNofPoles; i++) cout << fPole_R[i] << endl;
- cout << "fPole_I " << endl;
- for(i=0; i<fMaxNofPoles; i++) cout << fPole_I[i] << endl;
+ for(i=0; i<fkMaxNofPoles; i++) cout << fZeroR[i] << endl;
+ cout << "fZeroI " << endl;
+ for(i=0; i<fkMaxNofPoles; i++) cout << fZeroI[i] << endl;
+ cout << "fPoleM " << endl;
+ for(i=0; i<fkMaxNofPoles; i++) cout << fPoleM[i] << endl;
+ cout << "fPoleR " << endl;
+ for(i=0; i<fkMaxNofPoles; i++) cout << fPoleR[i] << endl;
+ cout << "fPoleI " << endl;
+ for(i=0; i<fkMaxNofPoles; i++) cout << fPoleI[i] << endl;
cout << "Transfer function" << endl;
cout << "Real Part" << endl;
- for(i=0; i<fMaxNofSamples; i++) cout << fTf_R[i] << endl;
+ for(i=0; i<fkMaxNofSamples; i++) cout << fTfR[i] << endl;
cout << "Imaginary Part " << endl;
- for(i=0; i<fMaxNofSamples; i++) cout << fTf_I[i] << endl;
+ for(i=0; i<fkMaxNofSamples; i++) cout << fTfI[i] << endl;
cout << "Fourier Weights" << endl;
cout << "Real Part" << endl;
- for(i=0; i<fMaxNofSamples; i++) cout << fW_R[i] << endl;
+ for(i=0; i<fkMaxNofSamples; i++) cout << fWR[i] << endl;
cout << "Imaginary Part " << endl;
- for(i=0; i<fMaxNofSamples; i++) cout << fW_I[i] << endl;
+ for(i=0; i<fkMaxNofSamples; i++) cout << fWI[i] << endl;
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff