[u/mrichter/AliRoot.git] / RICH / AliRICHParam.cxx

#include "AliRICHParam.h"
#include "AliRICHConst.h"  //for units ????
 
ClassImp(AliRICHParam)

//______________________________________________________________________________
// RICH main parameters manipulator
AliRICHParam::AliRICHParam()
{//defines the default parameters
  Segmentation         (144,160);           //nx,ny   
  DeadZone             (3*cm);              //spacer between PC planes
  PadSize              (8.4*mm,8.0*mm);     
  
  Size                 (80*cm,7*cm,60*cm);  //full length, not GEANT half notation
  AngleRot             (-60);               //rotation of the whole RICH around Z, deg
  Angles               (20,19.5);           //XY angle, YZ angle  deg  
  Offset               (490*cm+1.267*cm);   //1.267???????cm distance from IP to the center of module 
  GapThickness         (8*cm);              
  ProximityGapThickness(0.4*cm);            
  QuartzLength         (133*cm);            
  QuartzWidth          (127.9*cm);          
  QuartzThickness      (0.5*cm);            
  OuterFreonLength     (133*cm);            
  OuterFreonWidth      (41.3*cm);           
  InnerFreonLength     (133*cm);            
  InnerFreonWidth      (41.3*cm);           
  FreonThickness       (1.5*cm);            
  RadiatorToPads       (0);                 
  
  ChargeSlope(27.);
  ChargeSpreadX(0.18);ChargeSpreadY(0.18);
  SigmaIntegration(5.);
  MaxAdc(4096);
  AlphaFeedback(0.036);
  EIonisation(26.e-9);
  SqrtKx3(0.77459667);
  Kx2(0.962);
  Kx4(0.379);
  SqrtKy3(0.77459667);
  Ky2(0.962);
  Ky4(0.379);
  Pitch(0.25);
  WireSag(1);		      // 1->On, 0->Off
  Voltage(2150);	      // Should only be 2000, 2050, 2100 or 2150  
  
  Recalc();
}//AliRICHParam::named ctor 
//______________________________________________________________________________
void AliRICHParam::Recalc()
{//recalculate  
  Float_t csi_length=fNy*fPadY+fDeadZone;
  Float_t csi_width =fNx*fPadX+2*fDeadZone;
  fPadPlaneWidth = (csi_width - 2*fDeadZone)/3;
  fPadPlaneLength = (csi_length - fDeadZone)/2;  
}//void AliRICHParam::Recalc()
//______________________________________________________________________________
Commit	Line	Data
d48cca74	1	#include "AliRICHParam.h"
	2	#include "AliRICHConst.h" //for units ????
	3
	4	ClassImp(AliRICHParam)
	5
	6	//______________________________________________________________________________
	7	// RICH main parameters manipulator
	8	AliRICHParam::AliRICHParam()
	9	{//defines the default parameters
853634d3	10	Segmentation (144,160); //nx,ny
	11	DeadZone (3*cm); //spacer between PC planes
	12	PadSize (8.4mm,8.0mm);
	13
	14	Size (80cm,7cm,60*cm); //full length, not GEANT half notation
	15	AngleRot (-60); //rotation of the whole RICH around Z, deg
	16	Angles (20,19.5); //XY angle, YZ angle deg
	17	Offset (490cm+1.267cm); //1.267???????cm distance from IP to the center of module
	18	GapThickness (8*cm);
	19	ProximityGapThickness(0.4*cm);
	20	QuartzLength (133*cm);
	21	QuartzWidth (127.9*cm);
	22	QuartzThickness (0.5*cm);
	23	OuterFreonLength (133*cm);
	24	OuterFreonWidth (41.3*cm);
	25	InnerFreonLength (133*cm);
	26	InnerFreonWidth (41.3*cm);
	27	FreonThickness (1.5*cm);
	28	RadiatorToPads (0);
d48cca74	29
d48cca74	30	ChargeSlope(27.);
d48cca74	31	ChargeSpreadX(0.18);ChargeSpreadY(0.18);
853634d3	32	SigmaIntegration(5.);
d48cca74	33	MaxAdc(4096);
	34	AlphaFeedback(0.036);
	35	EIonisation(26.e-9);
	36	SqrtKx3(0.77459667);
	37	Kx2(0.962);
	38	Kx4(0.379);
	39	SqrtKy3(0.77459667);
	40	Ky2(0.962);
	41	Ky4(0.379);
	42	Pitch(0.25);
	43	WireSag(1); // 1->On, 0->Off
	44	Voltage(2150); // Should only be 2000, 2050, 2100 or 2150
	45
	46	Recalc();
	47	}//AliRICHParam::named ctor
	48	//______________________________________________________________________________
	49	void AliRICHParam::Recalc()
	50	{//recalculate
	51	Float_t csi_length=fNy*fPadY+fDeadZone;
	52	Float_t csi_width =fNxfPadX+2fDeadZone;
	53	fPadPlaneWidth = (csi_width - 2*fDeadZone)/3;
	54	fPadPlaneLength = (csi_length - fDeadZone)/2;
	55	}//void AliRICHParam::Recalc()
	56	//______________________________________________________________________________