/************************************************************************** * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * * Contributors are mentioned in the code where appropriate. * * * * Permission to use, copy, modify and distribute this software and its * * documentation strictly for non-commercial purposes is hereby granted * * without fee, provided that the above copyright notice appears in all * * copies and that both the copyright notice and this permission notice * * appear in the supporting documentation. The authors make no claims * * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ /* $Log$ Revision 1.9 2002/10/23 07:24:56 alibrary Introducing Riostream.h Revision 1.8 2001/03/20 13:32:37 egangler includes cleanup Revision 1.7 2000/10/02 16:58:29 egangler Cleaning of the code : -> coding conventions -> void Streamers -> some useless includes removed or replaced by "class" statement Revision 1.6 2000/07/13 16:19:44 fca Mainly coding conventions + some small bug fixes Revision 1.5 2000/07/03 11:54:57 morsch AliMUONSegmentation and AliMUONHitMap have been replaced by AliSegmentation and AliHitMap in STEER The methods GetPadIxy and GetPadXxy of AliMUONSegmentation have changed name to GetPadI and GetPadC. Revision 1.4 2000/06/28 15:16:35 morsch (1) Client code adapted to new method signatures in AliMUONSegmentation (see comments there) to allow development of slat-muon chamber simulation and reconstruction code in the MUON framework. The changes should have no side effects (mostly dummy arguments). (2) Hit disintegration uses 3-dim hit coordinates to allow simulation of chambers with overlapping modules (MakePadHits, Disintegration). Revision 1.3 2000/06/26 10:04:49 pcrochet problem with HP compiler solved (PH), static variables removed : now defined in AliMUONTriggerConstants */ #include "AliRun.h" #include "AliMUON.h" #include "AliMUONTriggerCircuit.h" #include "AliMUONTriggerConstants.h" #include "AliSegmentation.h" #include "AliMUONResponse.h" #include "AliMUONChamber.h" #include "TMath.h" #include "Riostream.h" ClassImp(AliMUONTriggerCircuit) //---------------------------------------------------------------------- AliMUONTriggerCircuit::AliMUONTriggerCircuit() { // Constructor fSegmentation=0; fIdCircuit=0; fX2m=0; fX2ud=0; fOrMud[0]=fOrMud[1]=0; Int_t i; for (i=0; i<4; i++) { for (Int_t j=0; j<32; j++) { fXcode[i][j]=0; fYcode[i][j]=0; } } for (i=0; i<16; i++) { fXpos11[i]=0.; } for (i=0; i<31; i++) { fYpos11[i]=0.; } for (i=0; i<63; i++) { fYpos21[i]=0.; } } //---------------------------------------------------------------------- AliMUONTriggerCircuit::AliMUONTriggerCircuit(const AliMUONTriggerCircuit& MUONTriggerCircuit) { // Dummy copy constructor } //---------------------------------------------------------------------- AliMUONTriggerCircuit & AliMUONTriggerCircuit::operator=(const AliMUONTriggerCircuit& MUONTriggerCircuit) { // Dummy assignment operator return *this; } //---------------------------------------------------------------------- void AliMUONTriggerCircuit::Init(Int_t iCircuit) { // initialize circuit characteristics fIdCircuit=AliMUONTriggerConstants::CircuitId(iCircuit); LoadX2(); LoadXCode(); LoadYCode(); LoadXPos(); LoadYPos(); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::CircuitNumber(Int_t idCircuit){ // returns circuit number iCircuit (0-234) corresponding to circuit idCircuit Int_t iCircuit=0; for (Int_t i=0; i<234; i++) { if (AliMUONTriggerConstants::CircuitId(i)==idCircuit) { iCircuit=i; break; } } return iCircuit; } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::ModuleNumber(Int_t idModule){ // returns module number imod (from 0 to 63) corresponding to module idmodule Int_t absidModule=TMath::Abs(idModule); Int_t iModule=0; for (Int_t i=0; i<63; i++) { if (AliMUONTriggerConstants::ModuleId(i)==absidModule) { iModule=i; break; } } return iModule; } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::Module(Int_t idCircuit) { // returns ModuleId where Circuit idCircuit is sitting return Int_t(idCircuit/10); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::Position(Int_t idCircuit) { // returns position of idCircuit in correcponding Module return TMath::Abs(idCircuit)-TMath::Abs(Module(idCircuit))*10; } //---------------------------------------------------------------------- void AliMUONTriggerCircuit::LoadX2() { // initialize fX2m, fX2ud and fOrMud Int_t idModule=Module(fIdCircuit); // corresponding module Id. // and its number of X strips Int_t nStrX=AliMUONTriggerConstants::NstripX(ModuleNumber(idModule)); // and its number of Y strips Int_t nStrY=AliMUONTriggerConstants::NstripY(ModuleNumber(idModule)); Int_t iPosCircuit=Position(fIdCircuit); // position of circuit in module // first step : look at lower part if (iPosCircuit==1) { // need to scan lower module if(idModule<91&&TMath::Abs(idModule)!=41&&idModule>-91) { fOrMud[0]=1; Int_t idModuleD=(TMath::Abs(idModule)+10)*(TMath::Abs(idModule)/idModule); Int_t nStrD=AliMUONTriggerConstants::NstripY(ModuleNumber(idModuleD)); if (nStrY!=nStrD &&TMath::Abs(idModule)!=42&&TMath::Abs(idModule)!=52) { if (nStrY==8) fX2m=1; if (nStrD==8) fX2ud=1; } } } else { // lower strips within same module fOrMud[0]=0; } // second step : look at upper part if ((iPosCircuit==1&&nStrX==16)||(iPosCircuit==2&&nStrX==32)|| (iPosCircuit==3&&nStrX==48)||(iPosCircuit==4&&nStrX==64)) { if ((idModule>17||idModule<-17)&&TMath::Abs(idModule)!=61) { fOrMud[1]=1; Int_t idModuleU=(TMath::Abs(idModule)-10)*(TMath::Abs(idModule)/idModule); Int_t nStrU=AliMUONTriggerConstants::NstripY(ModuleNumber(idModuleU)); if (nStrY!=nStrU &&TMath::Abs(idModule)!=62&&TMath::Abs(idModule)!=52) { if (nStrY==8) fX2m=1; if (nStrU==8) fX2ud=1; } } } else { // upper strips within same module fOrMud[1]=0; } } //---------------------------------------------------------------------- void AliMUONTriggerCircuit::LoadXCode(){ // assign a Id. number to each X strip of current circuit // Id.=(corresponding module Id.)*100+(Id. strip of module) // first part : fill XMC11 XMC12 and strips 8 to 24 (middle) XMC21 XMC22 Int_t iStripCircMT1=0, iStripCircMT2=8; Int_t idModule=Module(fIdCircuit); // corresponding module Id. // and its number of strips Int_t nStrX=AliMUONTriggerConstants::NstripX(ModuleNumber(idModule)); Int_t iPosCircuit=Position(fIdCircuit); // position of circuit in module Int_t sign=TMath::Abs(idModule)/idModule; // left or right Int_t istrip; for (istrip=(iPosCircuit-1)*16; istrip<(iPosCircuit-1)*16+16; istrip++) { fXcode[0][iStripCircMT1]=sign*(TMath::Abs(idModule)*100+istrip); fXcode[1][iStripCircMT1]=sign*(TMath::Abs(idModule)*100+istrip); fXcode[2][iStripCircMT2]=sign*(TMath::Abs(idModule)*100+istrip); fXcode[3][iStripCircMT2]=sign*(TMath::Abs(idModule)*100+istrip); iStripCircMT1++; iStripCircMT2++; } // second part // XMC21 XMC22 strips 0 to 7 and 24 to 31 Int_t idModuleD, idModuleU; Int_t nStrD, nStrU; idModule=Module(fIdCircuit); // corresponding module Id. // number of X strips nStrX=AliMUONTriggerConstants::NstripX(ModuleNumber(idModule)); sign=TMath::Abs(idModule)/idModule; // fill lower part (0 to 7) if (iPosCircuit==1) { // need to scan lower module if(idModule<91&&TMath::Abs(idModule)!=41&&idModule>-91) { // non-existing idModuleD=sign*(TMath::Abs(idModule)+10); // lower module Id // and its number of strips nStrD=AliMUONTriggerConstants::NstripX(ModuleNumber(idModuleD)); iStripCircMT2=0; for (istrip=nStrD-8; istrip17||idModule<-17)&&TMath::Abs(idModule)!=61) { idModuleU=sign*(TMath::Abs(idModule)-10); // upper module Id // and its number of strips nStrU=AliMUONTriggerConstants::NstripX(ModuleNumber(idModuleU)); iStripCircMT2=24; for (istrip=0; istrip<8; istrip++) { fXcode[2][iStripCircMT2]=sign*(TMath::Abs(idModuleU)*100+istrip); fXcode[3][iStripCircMT2]=sign*(TMath::Abs(idModuleU)*100+istrip); iStripCircMT2++; } } } else if ((iPosCircuit==1&&nStrX>16)||(iPosCircuit==2&&nStrX>32)|| (iPosCircuit==3&&nStrX>48)) { // upper strips within same mod. iStripCircMT2=24; for (istrip=(iPosCircuit-1)*16+16; istrip<(iPosCircuit-1)*16+24; istrip++) { fXcode[2][iStripCircMT2]=sign*(TMath::Abs(idModule)*100+istrip); fXcode[3][iStripCircMT2]=sign*(TMath::Abs(idModule)*100+istrip); iStripCircMT2++; } } } //---------------------------------------------------------------------- void AliMUONTriggerCircuit::LoadYCode(){ // assign a Id. number to each Y strip of current circuit // Id.=(corresponding module Id.)*100+(Id. strip of module) // note : for Y plane fill only "central part" of circuit // (upper and lower parts are filled in PreHandlingY of AliMUONTriggerDecision) Int_t idModule=Module(fIdCircuit); // corresponding module Id. // and its number of Y strips Int_t nStrY=AliMUONTriggerConstants::NstripY(ModuleNumber(idModule)); Int_t sign=TMath::Abs(idModule)/idModule; // left or right for (Int_t istrip=0; istrip y position of X declusterized strips Int_t chamber, cathode; Int_t code, idModule, idStrip, idSector; Float_t x, y, z, width; Int_t istrip; AliMUON *pMUON = (AliMUON*)gAlice->GetModule("MUON"); AliMUONChamber* iChamber; AliSegmentation* segmentation; // first plane (11) chamber=11; cathode=1; iChamber = &(pMUON->Chamber(chamber-1)); segmentation=iChamber->SegmentationModel(cathode); for (istrip=0; istrip<16; istrip++) { code=fXcode[0][istrip]; // decode current strip idModule=Int_t(code/100); // corresponding module Id. idStrip=TMath::Abs(code-idModule*100); // corresp. strip number in module idSector=segmentation->Sector(idModule,idStrip); // corresponding sector width=segmentation->Dpy(idSector); // corresponding strip width segmentation->GetPadC(idModule,idStrip,x,y,z); // get strip real position fYpos11[2*istrip]=y; if (istrip!=15) fYpos11[2*istrip+1]=y+width/2.; } // second plane (21) chamber=13; cathode=1; iChamber = &(pMUON->Chamber(chamber-1)); segmentation=iChamber->SegmentationModel(cathode); for (istrip=0; istrip<32; istrip++) { code=fXcode[2][istrip]; // decode current strip idModule=Int_t(code/100); // corresponding module Id. idStrip=TMath::Abs(code-idModule*100); // corresp. strip number in module idSector=segmentation->Sector(idModule,idStrip); // corresponding sector width=segmentation->Dpy(idSector); // corresponding strip width segmentation->GetPadC(idModule,idStrip,x,y,z); // get strip real position // using idModule!=0 prevents to fill garbage in case of circuits // in the first and last rows if (idModule!=0) { fYpos21[2*istrip]=y; if (istrip!=31) fYpos21[2*istrip+1]=y+width/2.; } } } //---------------------------------------------------------------------- void AliMUONTriggerCircuit::LoadXPos(){ // fill fXpos11 -> x position of Y strips for the first plane only // fXpos11 contains the x position of Y strip for the current circuit // taking into account whether or nor not part(s) of the circuit // (middle, up or down) has(have) 16 strips Float_t x, y, z; Int_t istrip; Int_t chamber=11; Int_t cathode=2; AliMUON *pMUON = (AliMUON*)gAlice->GetModule("MUON"); AliMUONChamber* iChamber; AliSegmentation* segmentation; iChamber = &(pMUON->Chamber(chamber-1)); segmentation=iChamber->SegmentationModel(cathode); Int_t idModule=Module(fIdCircuit); // corresponding module Id. // number of Y strips Int_t nStrY=AliMUONTriggerConstants::NstripY(ModuleNumber(idModule)); Int_t idSector=segmentation->Sector(idModule,0); // corresp. sector Float_t width=segmentation->Dpx(idSector); // corresponding strip width // first case : up middle and down parts have all 8 or 16 strip if ((nStrY==16)||(nStrY==8&&fX2m==0&&fX2ud==0)) { for (istrip=0; istripGetPadC(idModule,istrip,x,y,z); fXpos11[istrip]=x; } // second case : mixing 8 and 16 strips within same circuit } else { for (istrip=0; istripGetPadC(idModule,istrip,x,y,z); fXpos11[2*istrip]=x-width/4.; fXpos11[2*istrip+1]=fXpos11[2*istrip]+width/2.; } } } //---------------------------------------------------------------------- Float_t AliMUONTriggerCircuit::PtCal(Int_t istripX, Int_t idev, Int_t istripY){ // returns calculated pt for circuit/istripX/idev/istripY according // to the formula of the TRD. Note : idev (input) is in [0+30] // Int_t jdev = idev - 15; // jdev in [-15+15] Int_t istripX2=istripX+idev+1; // find istripX2 using istripX and idev Float_t yPosX1=fYpos11[istripX]; Float_t yPosX2=fYpos21[istripX2]; Float_t xPosY1=fXpos11[istripY]; Float_t zf=975., z1=1603.5, z2=1703.5; Float_t thetaDev=(1./zf)*(yPosX1*z2-yPosX2*z1)/(z2-z1); Float_t xf=xPosY1*zf/z1; Float_t yf=yPosX2-((yPosX2-yPosX1)*(z2-zf))/(z2-z1); return (3.*0.3/TMath::Abs(thetaDev)) * TMath::Sqrt(xf*xf+yf*yf)/zf; } //---------------------------------------------------------------------- //--- methods which return member data related info //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetIdCircuit(){ // returns circuit Id return fIdCircuit; } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetIdModule(){ // returns module Id return Module(fIdCircuit); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetNstripX() { // returns the number of X strips in the module where the circuit is sitting return AliMUONTriggerConstants::NstripX(ModuleNumber(Module(fIdCircuit))); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetNstripY() { // returns the number of Y strips in the module where the circuit is sitting return AliMUONTriggerConstants::NstripY(ModuleNumber(Module(fIdCircuit))); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetPosCircuit() { // returns the position of the circuit in its module return Position(fIdCircuit); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetIdCircuitD(){ // returns the Id of the circuit down Int_t idModule=Module(fIdCircuit); Int_t idModuleD=(TMath::Abs(idModule)+10)*(TMath::Abs(idModule)/idModule); return (TMath::Abs(idModuleD)*10+1)*(TMath::Abs(idModule)/idModule); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetICircuitD(){ // returns the number of the circuit down Int_t idModule=Module(fIdCircuit); Int_t idModuleD=(TMath::Abs(idModule)+10)*(TMath::Abs(idModule)/idModule); Int_t idCircuitD= (TMath::Abs(idModuleD)*10+1)*(TMath::Abs(idModule)/idModule); return CircuitNumber(idCircuitD); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetIdCircuitU(){ // returns the Id of the circuit up Int_t idModule=Module(fIdCircuit); Int_t idModuleU=(TMath::Abs(idModule)-10)*(TMath::Abs(idModule)/idModule); return (TMath::Abs(idModuleU)*10+1)*(TMath::Abs(idModule)/idModule); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetICircuitU(){ // returns the number of the circuit up Int_t idModule=Module(fIdCircuit); Int_t idModuleU=(TMath::Abs(idModule)-10)*(TMath::Abs(idModule)/idModule); Int_t idCircuitU= (TMath::Abs(idModuleU)*10+1)*(TMath::Abs(idModule)/idModule); return CircuitNumber(idCircuitU); } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetX2m(){ // returns fX2m return fX2m; } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetX2ud(){ // returns fX2ud return fX2ud; } //---------------------------------------------------------------------- void AliMUONTriggerCircuit::GetOrMud(Int_t orMud[2]){ // returns fOrMud orMud[0]=fOrMud[0]; orMud[1]=fOrMud[1]; } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetXcode(Int_t chamber, Int_t istrip){ // returns X code of circuit/chamber/istrip (warning : chamber in [0,3]) return fXcode[chamber][istrip]; } //---------------------------------------------------------------------- Int_t AliMUONTriggerCircuit::GetYcode(Int_t chamber, Int_t istrip){ // returns Y code of circuit/chamber/istrip (warning : chamber in [0,3]) return fYcode[chamber][istrip]; } //---------------------------------------------------------------------- Float_t AliMUONTriggerCircuit::GetY11Pos(Int_t istrip){ // returns Y position of X strip istrip in MC11 return fYpos11[istrip]; } //---------------------------------------------------------------------- Float_t AliMUONTriggerCircuit::GetY21Pos(Int_t istrip){ // returns Y position of X strip istrip in MC21 return fYpos21[istrip]; } //---------------------------------------------------------------------- Float_t AliMUONTriggerCircuit::GetX11Pos(Int_t istrip){ // returns X position of Y strip istrip in MC11 return fXpos11[istrip]; } //---------------------------------------------------------------------- //--- end of methods which return member data related info //----------------------------------------------------------------------