/**************************************************************************
- * Copyright(c) 1998-2004, ALICE Experiment at CERN, All rights reserved. *
+ * Copyright(c) 1998-2010, ALICE Experiment at CERN, All rights reserved. *
* *
* Author: The ALICE Off-line Project. *
* Contributors are mentioned in the code where appropriate. *
//_________________________________________________________________________
// Main class for TRD1 geometry of Shish-Kebab case.
-// Author: Aleksei Pavlinov(WSU).
-// Sep 20004 - Nov 2006
+// Author: Alexei Pavlinov(WSU).
+// Sep 20004 - Nov 2006; Apr 2010
// See web page with description of Shish-Kebab geometries:
// http://pdsfweb01.nersc.gov/~pavlinov/ALICE/SHISHKEBAB/RES/shishkebabALICE.html
// Nov 9,2006 - added case of 3X3
fORB(),
fORT()
{
- // theta in radians ; first object shold be with theta=pi/2.
- fTheta = TMath::PiOver2();
+ // ctor
+
+ TString snam(g->GetName());
+ Int_t key=0;
+ if (snam.Contains("v1",TString::kIgnoreCase)) key=1; //EMCAL_COMPLETEV1 vs EMCAL_COMPLETEv1 (or other)
+
if(GetParameters()) {
- DefineFirstModule();
+ DefineFirstModule(key);
}
DefineName(fTheta);
- AliDebug(1,Form("AliEMCALShishKebabTrd1Module - first module: theta %1.4f geometry %s",fTheta,g->GetName()));
+ AliDebug(10,Form("AliEMCALShishKebabTrd1Module - first module key=%i: theta %1.4f geometry %s\n",key,fTheta, g->GetName()));
}
//_____________________________________________________________________________
fORB(),
fORT()
{
+
+ // ctor
+
// printf("** Left Neighbor : %s **\n", leftNeighbor.GetName());
fTheta = leftNeighbor.GetTheta() - fgangle;
fORB(mod.fORB),
fORT(mod.fORT)
{
- //copy ctor
+ // copy ctor
+
for (Int_t i=0; i<3; i++) fOK3X3[i] = mod.fOK3X3[i];
}
}
void AliEMCALShishKebabTrd1Module::DefineAllStaff()
-{
+{
//Define some parameters
DefineName(fTheta);
// Centers of cells - 2X2 case
}
//_____________________________________________________________________________
-void AliEMCALShishKebabTrd1Module::DefineFirstModule()
+void AliEMCALShishKebabTrd1Module::DefineFirstModule(const Int_t key)
{
- // Define first module
- fOK.Set(fga2/2., fgr + fgb/2.); // position the center of module vs o
+ // Oct 23-25, 2010
+ // key=0 - zero tilt of first module;
+ // key=1 - angle=fgangle/2 = 0.75 degree.
+ // This is what we have in produced SM.
- // parameters of right line : y = A*z + B in system where zero point is IP.
- fThetaA = fTheta - fgangle/2.;
- fA = TMath::Tan(fThetaA);
- Double_t xA = fga/2. + fga2/2., yA = fgr;
- fB = yA - fA*xA;
+ // Define first module
+ if(key==0) {
+ // theta in radians ; first object theta=pi/2.
+ fTheta = TMath::PiOver2();
+ fOK.Set(fga2/2., fgr + fgb/2.); // position the center of module vs o
+
+ // parameters of right line : y = A*z + B in system where zero point is IP.
+ fThetaA = fTheta - fgangle/2.;
+ fA = TMath::Tan(fThetaA);
+ Double_t xA = fga/2. + fga2/2.;
+ Double_t yA = fgr;
+ fB = yA - fA*xA;
+
+ } else if(key==1) {
+ // theta in radians ; first object theta = 90-0.75 = 89.25 degree
+ fTheta = 89.25*TMath::DegToRad();
+ Double_t al1 = fgangle/2.;
+ Double_t x = 0.5*(fga*TMath::Cos(al1) + fgb*TMath::Sin(al1));
+ Double_t y = 0.5*(fgb + fga*TMath::Sin(al1))*TMath::Cos(al1);
+ fOK.Set(x, fgr + y);
+ // parameters of right line : y = A*z + B in system where zero point is IP.
+ fThetaA = fTheta - fgangle/2.;
+ fA = TMath::Tan(fThetaA);
+ Double_t xA = fga*TMath::Cos(al1);
+ Double_t yA = fgr;
+ fB = yA - fA*xA;
+ } else {
+ printf("<E> key=%i : wrong case \n",key);
+ assert(0);
+ }
TObject::SetUniqueID(1); //
DefineAllStaff();
void AliEMCALShishKebabTrd1Module::PrintShish(int pri) const
{
// service method
- if(pri>=0) {
- printf("PrintShish() \n a %7.3f:%7.3f | b %7.2f | r %7.2f \n TRD1 angle %7.6f(%5.2f) | tanBetta %7.6f",
- fga, fga2, fgb, fgr, fgangle, fgangle*TMath::RadToDeg(), fgtanBetta);
- printf(" fTheta %f : %5.2f : cos(theta) %f\n",
- fTheta, GetThetaInDegree(),TMath::Cos(fTheta));
- if(pri>=1) {
- printf(" %i |%s| theta %f : fOK.Phi = %f(%5.2f)\n",
+ if(pri>=0) {
+ if(pri >= 1) {
+ printf("PrintShish() \n a %7.3f:%7.3f | b %7.2f | r %7.2f \n TRD1 angle %7.6f(%5.2f) | tanBetta %7.6f",
+ fga, fga2, fgb, fgr, fgangle, fgangle*TMath::RadToDeg(), fgtanBetta);
+ printf(" fTheta %f : %5.2f : cos(theta) %f\n",
+ fTheta, GetThetaInDegree(),TMath::Cos(fTheta));
+ printf(" OK : %i |%s| theta %f : phi = %f(%5.2f) \n",
GetUniqueID(), GetName(), fTheta, fOK.Phi(),fOK.Phi()*TMath::RadToDeg());
+ }
+ printf(" y %9.3f x %9.3f xrb %9.3f (right bottom on r=%9.3f ) \n",
+ fOK.X(), fOK.Y(), fORB.X(),fORB.Y());
+ if(pri>=2) {
printf(" A %f B %f | fThetaA %7.6f(%5.2f)\n", fA,fB, fThetaA,fThetaA*TMath::RadToDeg());
printf(" fOK : X %9.4f: Y %9.4f : eta %5.3f\n", fOK.X(), fOK.Y(), GetEtaOfCenterOfModule());
printf(" fOK1 : X %9.4f: Y %9.4f : (local, ieta=2)\n", fOK1.X(), fOK1.Y());
{
// Jul 30, 2007
static Double_t theta=0., x=0., y=0.;
- if(ieta==0) {
+ if(ieta==0) {
v = fOB2;
- theta = fThetaOB2;
+ theta = fTheta;
} else if(ieta==1) {
v = fOB1;
- theta = fThetaOB1;
+ theta = fTheta;
} else {
assert(0);
}
+
x = v.X() + TMath::Cos(theta) * dist;
y = v.Y() + TMath::Sin(theta) * dist;
+ // printf(" GetPositionAtCenterCellLine() %s : dist %f : ieta %i : x %f %f v.X() | y %f %f v.Y() : cos %f sin %f \n",
+ //GetName(), dist, ieta, v.X(),x, y,v.Y(),TMath::Cos(theta),TMath::Sin(theta));
v.Set(x,y);
- //printf(" GetPositionAtCenterCellLine() : dist %f : ieta %i : x %f | y %f \n", dist, ieta, x, y);
}
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