[u/mrichter/AliRoot.git] / PWGPP / ITS / AliSPDUtils.cxx

/**************************************************************************
 * 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.                  *
 **************************************************************************/


//-----------------------------------------------------------------------
// Author : A. Mastroserio
//-----------------------------------------------------------------------


#ifndef ALISPDUTILS_CXX
#define ALISPDUTILS_CXX

#include <TString.h>
#include "AliSPDUtils.h"
ClassImp(AliSPDUtils)
  //______________________________________________________________________________
  const Int_t AliSPDUtils::fgkDDLModuleMap[20][12] = {
    { 4, 5, 0, 1, 80, 81, 84, 85, 88, 89, 92, 93},
    {12,13, 8, 9, 96, 97,100,101,104,105,108,109},
    {20,21,16,17,112,113,116,117,120,121,124,125},
    {28,29,24,25,128,129,132,133,136,137,140,141},
    {36,37,32,33,144,145,148,149,152,153,156,157},
    {44,45,40,41,160,161,164,165,168,169,172,173},
    {52,53,48,49,176,177,180,181,184,185,188,189},
    {60,61,56,57,192,193,196,197,200,201,204,205},
    {68,69,64,65,208,209,212,213,216,217,220,221},
    {76,77,72,73,224,225,228,229,232,233,236,237},
    { 7, 6, 3, 2, 83, 82, 87, 86, 91, 90, 95, 94},
    {15,14,11,10, 99, 98,103,102,107,106,111,110},
    {23,22,19,18,115,114,119,118,123,122,127,126},
    {31,30,27,26,131,130,135,134,139,138,143,142},
    {39,38,35,34,147,146,151,150,155,154,159,158},
    {47,46,43,42,163,162,167,166,171,170,175,174},
    {55,54,51,50,179,178,183,182,187,186,191,190},
    {63,62,59,58,195,194,199,198,203,202,207,206},
    {71,70,67,66,211,210,215,214,219,218,223,222},
    {79,78,75,74,227,226,231,230,235,234,239,238}
  };
//___________________________________________________________________________
AliSPDUtils::~AliSPDUtils() {
  //
  //destructor
  //
}
//__________________________________________________________________________
Bool_t AliSPDUtils::OfflineToOnline(UInt_t module, UInt_t colM, UInt_t rowM, UInt_t& eq, UInt_t& hs, UInt_t& chip, UInt_t& col, UInt_t& row) {
  // converts offline coordinates to online
  eq = GetOnlineEqIdFromOffline(module);
  hs = GetOnlineHSFromOffline(module);
  chip = GetOnlineChipFromOffline(module,colM);
  col = GetOnlineColFromOffline(module,colM);
  row = GetOnlineRowFromOffline(module,rowM);
  if (eq>=20 || hs>=6 || chip>=10 || col>=32 || row>=256) return kFALSE;
  else return kTRUE;
}
//__________________________________________________________________________
Bool_t AliSPDUtils::OnlineToOffline(UInt_t eq, UInt_t hs, UInt_t chip, UInt_t col, UInt_t row, UInt_t& module, UInt_t& colM, UInt_t& rowM) {
  // converts online coordinates to offline
  module = GetOfflineModuleFromOnline(eq,hs,chip);
  colM = GetOfflineColFromOnline(eq,hs,chip,col);
  rowM = GetOfflineRowFromOnline(eq,hs,chip,row);
  if (module>=240 || colM>=160 || rowM>=256) return kFALSE;
  else return kTRUE;
}
//__________________________________________________________________________
Bool_t AliSPDUtils::GetOfflineFromOfflineChipKey(UInt_t chipkey,UInt_t& module, UInt_t& chip){
  // converts offline chip key to offline chip coordinates (V. Altini)
  if (chipkey>=1200) {
    TString errMess = Form("%d is not a valid Chip Key number",chipkey);
    printf(" ERROR : %s\n", errMess.Data());
    return 0;
  }

  module = chipkey/5;
  chip=chipkey%20%5;

  return 1;
}
//________________________________________________________________________
UInt_t AliSPDUtils::GetOfflineModuleFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip) {
  // online->offline (module)
  if (eqId<20 && hs<6 && chip<10) return fgkDDLModuleMap[eqId][hs*2+chip/5];
  else return 240;
}
//________________________________________________________________________
UInt_t AliSPDUtils::GetOfflineChipKeyFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip) {
  // online->offline (chip key: 0-1199)
  if (eqId<20 && hs<6 && chip<10) {
    UInt_t module = GetOfflineModuleFromOnline(eqId,hs,chip);
    UInt_t chipInModule = ( chip>4 ? chip-5 : chip );
    if(eqId>9) chipInModule = 4 - chipInModule;  // side C only
    return (module*5 + chipInModule);
  } else return 1200;
}
//__________________________________________________________________________
UInt_t AliSPDUtils::GetOnlineEqIdFromOffline(UInt_t module) {
  // offline->online (eq)
  for (UInt_t eqId=0; eqId<20; eqId++) {
    for (UInt_t iModule=0; iModule<12; iModule++) {
      if (GetModuleNumber(eqId,iModule)==(Int_t)module) return eqId;
    }
  }
  return 20; // error
}
//__________________________________________________________________________
UInt_t AliSPDUtils::GetOnlineHSFromOffline(UInt_t module) {
  // offline->online (hs)
  for (UInt_t eqId=0; eqId<20; eqId++) {
    for (UInt_t iModule=0; iModule<12; iModule++) {
      if (GetModuleNumber(eqId,iModule)==(Int_t)module) return iModule/2;
    }
  }
  return 6; // error
}
//__________________________________________________________________________
UInt_t AliSPDUtils::GetOnlineChipFromOffline(UInt_t module, UInt_t colM) {
  // offline->online (chip)
  for (UInt_t eq=0; eq<20; eq++) {
    for (UInt_t iModule=0; iModule<12; iModule++) {
      if (GetModuleNumber(eq,iModule)==(Int_t)module) {
	if (module<80) {
	  if (eq<10) { // side A
	    return (159-colM)/32 + 5*(iModule%2);
	  }
	  else { // side C
	    return colM/32 + 5*(iModule%2);
	  }
	}
	else if (module<240) {
	  if (eq<10) { // side A
	    return colM/32 + 5*(iModule%2);
	  }
	  else { // side C
	    return (159-colM)/32 + 5*(iModule%2);
	  }
	}
      }
    }
  }
  return 10; // error
}
//__________________________________________________________________________
Int_t AliSPDUtils::GetModuleNumber(UInt_t iDDL, UInt_t iModule) {
  if (iDDL<20 && iModule<12) return fgkDDLModuleMap[iDDL][iModule];
  else return 240;
}
//__________________________________________________________________________
UInt_t AliSPDUtils::GetOnlineColFromOffline(UInt_t module, UInt_t colM) {
  // offline->online (col)
  if (module<80) { // inner layer
    return colM%32;
  }
  else if (module<240) { // outer layer
    return colM%32;
  }
  return 32; // error
}
//__________________________________________________________________________
UInt_t AliSPDUtils::GetOnlineRowFromOffline(UInt_t module, UInt_t rowM) {
  // offline->online (row)
  if (module<80) { // inner layer
    return (255-rowM);
  }
  else if (module<240) { // outer layer
    return (255-rowM);
  }
  return 256; // error
}
//__________________________________________________________________________
UInt_t AliSPDUtils::GetOfflineColFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t col) {
  // online->offline (col)
  if (eqId>=20 || hs>=6 || chip>=10 || col>=32) return 160; // error
  UInt_t offset = 32 * (chip % 5);
  if (hs<2) {
    if (eqId<10) {
      return 159 - (31-col + offset); // inner layer, side A
    }
    else {
      return col + offset; // inner layer, side C
    }
  }
  else {
    if (eqId<10) {
      return (col + offset); // outer layer, side A
    }
    else {
      return 159 - (31-col + offset); // outer layer, side C
    }
  }
}
//__________________________________________________________________________
UInt_t AliSPDUtils::GetOfflineRowFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t row) {
  // online->offline (row)
  if (eqId>=20 || hs>=6 || chip>=10 || row>=256) return 256; // error
  return 255-row;
}
//__________________________________________________________________________
Bool_t AliSPDUtils::GetOnlineFromOfflineChipKey(UInt_t chipkey,UInt_t& eq, UInt_t& hs, UInt_t& chip){
  // online Eq, hs and chip from offline chipkey (V. Altini)
  if (chipkey>=1200) {
    TString errMess = Form("%d is not a valid Chip Key number",chipkey);
    printf("ERROR : %s \n", errMess.Data());
    return 0;
  }

  eq = GetOnlineEqIdFromOffline(chipkey/5);
  hs = GetOnlineHSFromOffline(chipkey/5);
  chip=chipkey%20;
  if(chip>9) chip=19-chip;

  return 1;
}

#endif
Commit	Line	Data
4587ea58	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Author: The ALICE Off-line Project. *
	5	* Contributors are mentioned in the code where appropriate. *
	6	* *
	7	* Permission to use, copy, modify and distribute this software and its *
	8	* documentation strictly for non-commercial purposes is hereby granted *
	9	* without fee, provided that the above copyright notice appears in all *
	10	* copies and that both the copyright notice and this permission notice *
	11	* appear in the supporting documentation. The authors make no claims *
	12	* about the suitability of this software for any purpose. It is *
	13	* provided "as is" without express or implied warranty. *
	14	**************************************************************************/
	15
	16
	17	//-----------------------------------------------------------------------
	18	// Author : A. Mastroserio
	19	//-----------------------------------------------------------------------
	20
	21
	22	#ifndef ALISPDUTILS_CXX
	23	#define ALISPDUTILS_CXX
	24
	25	#include <TString.h>
	26	#include "AliSPDUtils.h"
	27	ClassImp(AliSPDUtils)
	28	//______________________________________________________________________________
	29	const Int_t AliSPDUtils::fgkDDLModuleMap[20][12] = {
	30	{ 4, 5, 0, 1, 80, 81, 84, 85, 88, 89, 92, 93},
	31	{12,13, 8, 9, 96, 97,100,101,104,105,108,109},
	32	{20,21,16,17,112,113,116,117,120,121,124,125},
	33	{28,29,24,25,128,129,132,133,136,137,140,141},
	34	{36,37,32,33,144,145,148,149,152,153,156,157},
	35	{44,45,40,41,160,161,164,165,168,169,172,173},
	36	{52,53,48,49,176,177,180,181,184,185,188,189},
	37	{60,61,56,57,192,193,196,197,200,201,204,205},
	38	{68,69,64,65,208,209,212,213,216,217,220,221},
	39	{76,77,72,73,224,225,228,229,232,233,236,237},
	40	{ 7, 6, 3, 2, 83, 82, 87, 86, 91, 90, 95, 94},
	41	{15,14,11,10, 99, 98,103,102,107,106,111,110},
	42	{23,22,19,18,115,114,119,118,123,122,127,126},
	43	{31,30,27,26,131,130,135,134,139,138,143,142},
	44	{39,38,35,34,147,146,151,150,155,154,159,158},
	45	{47,46,43,42,163,162,167,166,171,170,175,174},
	46	{55,54,51,50,179,178,183,182,187,186,191,190},
	47	{63,62,59,58,195,194,199,198,203,202,207,206},
	48	{71,70,67,66,211,210,215,214,219,218,223,222},
	49	{79,78,75,74,227,226,231,230,235,234,239,238}
	50	};
	51	//___________________________________________________________________________
	52	AliSPDUtils::~AliSPDUtils() {
	53	//
	54	//destructor
	55	//
	56	}
	57	//__________________________________________________________________________
	58	Bool_t AliSPDUtils::OfflineToOnline(UInt_t module, UInt_t colM, UInt_t rowM, UInt_t& eq, UInt_t& hs, UInt_t& chip, UInt_t& col, UInt_t& row) {
	59	// converts offline coordinates to online
	60	eq = GetOnlineEqIdFromOffline(module);
	61	hs = GetOnlineHSFromOffline(module);
	62	chip = GetOnlineChipFromOffline(module,colM);
	63	col = GetOnlineColFromOffline(module,colM);
	64	row = GetOnlineRowFromOffline(module,rowM);
65	if (eq>=20 \|\| hs>=6 \|\| chip>=10 \|\| col>=32 \|\| row>=256) return kFALSE;
66	else return kTRUE;
67	}
68	//__________________________________________________________________________
69	Bool_t AliSPDUtils::OnlineToOffline(UInt_t eq, UInt_t hs, UInt_t chip, UInt_t col, UInt_t row, UInt_t& module, UInt_t& colM, UInt_t& rowM) {
70	// converts online coordinates to offline
71	module = GetOfflineModuleFromOnline(eq,hs,chip);
72	colM = GetOfflineColFromOnline(eq,hs,chip,col);
73	rowM = GetOfflineRowFromOnline(eq,hs,chip,row);
74	if (module>=240 \|\| colM>=160 \|\| rowM>=256) return kFALSE;
75	else return kTRUE;
76	}
77	//__________________________________________________________________________
78	Bool_t AliSPDUtils::GetOfflineFromOfflineChipKey(UInt_t chipkey,UInt_t& module, UInt_t& chip){
79	// converts offline chip key to offline chip coordinates (V. Altini)
80	if (chipkey>=1200) {
81	TString errMess = Form("%d is not a valid Chip Key number",chipkey);
5e0aa2d6	82	printf(" ERROR : %s\n", errMess.Data());
4587ea58	83	return 0;
	84	}
	85
	86	module = chipkey/5;
	87	chip=chipkey%20%5;
	88
	89	return 1;
	90	}
	91	//________________________________________________________________________
	92	UInt_t AliSPDUtils::GetOfflineModuleFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip) {
	93	// online->offline (module)
	94	if (eqId<20 && hs<6 && chip<10) return fgkDDLModuleMap[eqId][hs*2+chip/5];
	95	else return 240;
	96	}
	97	//________________________________________________________________________
	98	UInt_t AliSPDUtils::GetOfflineChipKeyFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip) {
	99	// online->offline (chip key: 0-1199)
	100	if (eqId<20 && hs<6 && chip<10) {
	101	UInt_t module = GetOfflineModuleFromOnline(eqId,hs,chip);
	102	UInt_t chipInModule = ( chip>4 ? chip-5 : chip );
	103	if(eqId>9) chipInModule = 4 - chipInModule; // side C only
	104	return (module*5 + chipInModule);
	105	} else return 1200;
	106	}
	107	//__________________________________________________________________________
	108	UInt_t AliSPDUtils::GetOnlineEqIdFromOffline(UInt_t module) {
	109	// offline->online (eq)
	110	for (UInt_t eqId=0; eqId<20; eqId++) {
	111	for (UInt_t iModule=0; iModule<12; iModule++) {
	112	if (GetModuleNumber(eqId,iModule)==(Int_t)module) return eqId;
	113	}
	114	}
	115	return 20; // error
	116	}
	117	//__________________________________________________________________________
	118	UInt_t AliSPDUtils::GetOnlineHSFromOffline(UInt_t module) {
	119	// offline->online (hs)
	120	for (UInt_t eqId=0; eqId<20; eqId++) {
	121	for (UInt_t iModule=0; iModule<12; iModule++) {
	122	if (GetModuleNumber(eqId,iModule)==(Int_t)module) return iModule/2;
	123	}
	124	}
	125	return 6; // error
	126	}
	127	//__________________________________________________________________________
	128	UInt_t AliSPDUtils::GetOnlineChipFromOffline(UInt_t module, UInt_t colM) {
	129	// offline->online (chip)
	130	for (UInt_t eq=0; eq<20; eq++) {
	131	for (UInt_t iModule=0; iModule<12; iModule++) {
	132	if (GetModuleNumber(eq,iModule)==(Int_t)module) {
	133	if (module<80) {
	134	if (eq<10) { // side A
	135	return (159-colM)/32 + 5*(iModule%2);
	136	}
	137	else { // side C
	138	return colM/32 + 5*(iModule%2);
	139	}
	140	}
	141	else if (module<240) {
	142	if (eq<10) { // side A
	143	return colM/32 + 5*(iModule%2);
	144	}
	145	else { // side C
	146	return (159-colM)/32 + 5*(iModule%2);
147	}
148	}
149	}
150	}
151	}
152	return 10; // error
153	}
154	//__________________________________________________________________________
155	Int_t AliSPDUtils::GetModuleNumber(UInt_t iDDL, UInt_t iModule) {
156	if (iDDL<20 && iModule<12) return fgkDDLModuleMap[iDDL][iModule];
157	else return 240;
158	}
159	//__________________________________________________________________________
160	UInt_t AliSPDUtils::GetOnlineColFromOffline(UInt_t module, UInt_t colM) {
161	// offline->online (col)
162	if (module<80) { // inner layer
163	return colM%32;
164	}
165	else if (module<240) { // outer layer
166	return colM%32;
167	}
168	return 32; // error
169	}
170	//__________________________________________________________________________
171	UInt_t AliSPDUtils::GetOnlineRowFromOffline(UInt_t module, UInt_t rowM) {
172	// offline->online (row)
173	if (module<80) { // inner layer
174	return (255-rowM);
175	}
176	else if (module<240) { // outer layer
177	return (255-rowM);
178	}
179	return 256; // error
180	}
181	//__________________________________________________________________________
182	UInt_t AliSPDUtils::GetOfflineColFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t col) {
183	// online->offline (col)
184	if (eqId>=20 \|\| hs>=6 \|\| chip>=10 \|\| col>=32) return 160; // error
185	UInt_t offset = 32 * (chip % 5);
186	if (hs<2) {
187	if (eqId<10) {
188	return 159 - (31-col + offset); // inner layer, side A
189	}
190	else {
191	return col + offset; // inner layer, side C
192	}
193	}
194	else {
195	if (eqId<10) {
196	return (col + offset); // outer layer, side A
197	}
198	else {
199	return 159 - (31-col + offset); // outer layer, side C
200	}
201	}
202	}
203	//__________________________________________________________________________
204	UInt_t AliSPDUtils::GetOfflineRowFromOnline(UInt_t eqId, UInt_t hs, UInt_t chip, UInt_t row) {
205	// online->offline (row)
206	if (eqId>=20 \|\| hs>=6 \|\| chip>=10 \|\| row>=256) return 256; // error
207	return 255-row;
208	}
209	//__________________________________________________________________________
210	Bool_t AliSPDUtils::GetOnlineFromOfflineChipKey(UInt_t chipkey,UInt_t& eq, UInt_t& hs, UInt_t& chip){
211	// online Eq, hs and chip from offline chipkey (V. Altini)
212	if (chipkey>=1200) {
213	TString errMess = Form("%d is not a valid Chip Key number",chipkey);
5e0aa2d6	214	printf("ERROR : %s \n", errMess.Data());
4587ea58	215	return 0;
	216	}
	217
	218	eq = GetOnlineEqIdFromOffline(chipkey/5);
	219	hs = GetOnlineHSFromOffline(chipkey/5);
	220	chip=chipkey%20;
	221	if(chip>9) chip=19-chip;
	222
	223	return 1;
	224	}
	225
	226	#endif