// tilting angle, etc. //
// It also provides methods to identify the current pad number from //
// global coordinates. //
+// The numbering and coordinates should follow the official convention //
+// (see David Emschermanns note on TRD convention //
// //
///////////////////////////////////////////////////////////////////////////////
+#include <TMath.h>
+
#include "AliTRDpadPlane.h"
-#include "AliTRDgeometryFull.h"
+#include "AliTRDgeometry.h"
ClassImp(AliTRDpadPlane)
//_____________________________________________________________________________
-AliTRDpadPlane::AliTRDpadPlane():TObject()
+AliTRDpadPlane::AliTRDpadPlane()
+ :TObject()
+ ,fGeo(0)
+ ,fPla(0)
+ ,fCha(0)
+ ,fLength(0)
+ ,fWidth(0)
+ ,fLengthRim(0)
+ ,fWidthRim(0)
+ ,fLengthOPad(0)
+ ,fWidthOPad(0)
+ ,fLengthIPad(0)
+ ,fWidthIPad(0)
+ ,fRowSpacing(0)
+ ,fColSpacing(0)
+ ,fNrows(0)
+ ,fNcols(0)
+ ,fTiltingAngle(0)
+ ,fTiltingTan(0)
+ ,fPadRow(0)
+ ,fPadCol(0)
{
//
// Default constructor
//
- fGeo = 0;
-
- fPla = 0;
- fCha = 0;
-
- fLength = 0.0;
- fWidth = 0.0;
- fLengthRim = 0.0;
- fWidthRim = 0.0;
- fLengthOPad = 0.0;
- fWidthOPad = 0.0;
- fLengthIPad = 0.0;
- fWidthIPad = 0.0;
-
- fRowSpacing = 0.0;
- fColSpacing = 0.0;
-
- fNrows = 0;
- fNcols = 0;
-
- fPadRow = 0;
- fPadCol = 0;
-
- fTiltingAngle = 0.0;
-
}
//_____________________________________________________________________________
-AliTRDpadPlane::AliTRDpadPlane(Int_t p, Int_t c):TObject()
+AliTRDpadPlane::AliTRDpadPlane(Int_t p, Int_t c)
+ :TObject()
+ ,fGeo(0)
+ ,fPla(0)
+ ,fCha(0)
+ ,fLength(0)
+ ,fWidth(0)
+ ,fLengthRim(0)
+ ,fWidthRim(0)
+ ,fLengthOPad(0)
+ ,fWidthOPad(0)
+ ,fLengthIPad(0)
+ ,fWidthIPad(0)
+ ,fRowSpacing(0)
+ ,fColSpacing(0)
+ ,fNrows(0)
+ ,fNcols(0)
+ ,fTiltingAngle(0)
+ ,fTiltingTan(0)
+ ,fPadRow(0)
+ ,fPadCol(0)
{
//
// Constructor that initializes a given pad plane type
//
- fGeo = new AliTRDgeometryFull();
+ fGeo = new AliTRDgeometry();
fPla = p;
fCha = c;
break;
};
+ //
+ // Store tilting angle as tangens
+ //
+ fTiltingTan = TMath::Tan(TMath::Pi()/180.0 * fTiltingAngle);
+
//
// The positions of the borders of the pads
//
// Row direction
//
- if (fPadRow) delete [] fPadRow;
fPadRow = new Double_t[fNrows];
Double_t row = fGeo->GetChamberLength(p,0)
+ fGeo->GetChamberLength(p,1)
- + fGeo->GetChamberLength(p,2) / 2.
+ + fGeo->GetChamberLength(p,2) / 2.0
+ - fGeo->RpadW()
- fLengthRim;
for (Int_t ic = 0; ic < c; ic++) {
row -= fGeo->GetChamberLength(p,ic);
for (Int_t ir = 0; ir < fNrows; ir++) {
fPadRow[ir] = row;
row -= fRowSpacing;
- if (ir == 1) {
+ if (ir == 0) {
row -= fLengthOPad;
}
else {
//
// Column direction
//
- if (fPadCol) delete [] fPadCol;
fPadCol = new Double_t[fNcols];
- Double_t col = fGeo->GetChamberWidth(p) / 2.
+ Double_t col = fGeo->GetChamberWidth(p) / 2.0
+ fGeo->CroWid()
- fWidthRim;
for (Int_t ic = 0; ic < fNcols; ic++) {
fPadCol[ic] = col;
col -= fColSpacing;
- if (ic == 1) {
+ if (ic == 0) {
col -= fWidthOPad;
}
else {
}
//_____________________________________________________________________________
-AliTRDpadPlane::AliTRDpadPlane(const AliTRDpadPlane &p):TObject(p)
+AliTRDpadPlane::AliTRDpadPlane(const AliTRDpadPlane &p)
+ :TObject(p)
+ ,fGeo(0)
+ ,fPla(p.fPla)
+ ,fCha(p.fCha)
+ ,fLength(p.fLength)
+ ,fWidth(p.fWidth)
+ ,fLengthRim(p.fLengthRim)
+ ,fWidthRim(p.fLengthRim)
+ ,fLengthOPad(p.fLengthOPad)
+ ,fWidthOPad(p.fWidthOPad)
+ ,fLengthIPad(p.fLengthIPad)
+ ,fWidthIPad(p.fWidthIPad)
+ ,fRowSpacing(p.fRowSpacing)
+ ,fColSpacing(p.fColSpacing)
+ ,fNrows(p.fNrows)
+ ,fNcols(p.fNcols)
+ ,fTiltingAngle(p.fTiltingAngle)
+ ,fTiltingTan(p.fTiltingTan)
+ ,fPadRow(0)
+ ,fPadCol(0)
{
//
// AliTRDpadPlane copy constructor
//
- ((AliTRDpadPlane &) p).Copy(*this);
+ Int_t iBin = 0;
+
+ if (((AliTRDpadPlane &) p).fPadRow) {
+ delete [] ((AliTRDpadPlane &) p).fPadRow;
+ }
+ ((AliTRDpadPlane &) p).fPadRow = new Double_t[fNrows];
+ for (iBin = 0; iBin < fNrows; iBin++) {
+ ((AliTRDpadPlane &) p).fPadRow[iBin] = fPadRow[iBin];
+ }
+
+ if (((AliTRDpadPlane &) p).fPadCol) {
+ delete [] ((AliTRDpadPlane &) p).fPadCol;
+ }
+ ((AliTRDpadPlane &) p).fPadCol = new Double_t[fNrows];
+ for (iBin = 0; iBin < fNrows; iBin++) {
+ ((AliTRDpadPlane &) p).fPadCol[iBin] = fPadCol[iBin];
+ }
}
// Assignment operator
//
- if (this != &p) ((AliTRDpadPlane &) p).Copy(*this);
+ if (this != &p) {
+ ((AliTRDpadPlane &) p).Copy(*this);
+ }
+
return *this;
}
((AliTRDpadPlane &) p).fNcols = fNcols;
((AliTRDpadPlane &) p).fTiltingAngle = fTiltingAngle;
+ ((AliTRDpadPlane &) p).fTiltingTan = fTiltingTan;
- if (((AliTRDpadPlane &) p).fPadRow) delete [] ((AliTRDpadPlane &) p).fPadRow;
+ if (((AliTRDpadPlane &) p).fPadRow) {
+ delete [] ((AliTRDpadPlane &) p).fPadRow;
+ }
((AliTRDpadPlane &) p).fPadRow = new Double_t[fNrows];
for (iBin = 0; iBin < fNrows; iBin++) {
((AliTRDpadPlane &) p).fPadRow[iBin] = fPadRow[iBin];
}
- if (((AliTRDpadPlane &) p).fPadCol) delete [] ((AliTRDpadPlane &) p).fPadCol;
+ if (((AliTRDpadPlane &) p).fPadCol) {
+ delete [] ((AliTRDpadPlane &) p).fPadCol;
+ }
((AliTRDpadPlane &) p).fPadCol = new Double_t[fNrows];
for (iBin = 0; iBin < fNrows; iBin++) {
((AliTRDpadPlane &) p).fPadCol[iBin] = fPadCol[iBin];
}
//_____________________________________________________________________________
-Int_t AliTRDpadPlane::GetPadRowNumber(const Double_t z)
+Int_t AliTRDpadPlane::GetPadRowNumber(Double_t z) const
{
//
// Finds the pad row number for a given global z-position
Int_t nbelow = 0;
Int_t middle = 0;
- if ((z > fPadRow[0]) ||
- (z < fPadRow[0] - fLength + 2.0*fLengthRim)) {
+ if ((z > GetRow0() ) ||
+ (z < GetRowEnd())) {
+
row = -1;
+
}
else {
- nabove = fNrows+1;
+
+ nabove = fNrows + 1;
nbelow = 0;
while (nabove - nbelow > 1) {
middle = (nabove + nbelow) / 2;
- if (z == fPadRow[middle-1]) row = middle;
- if (z > fPadRow[middle-1]) nabove = middle;
- else nbelow = middle;
+ if (z == fPadRow[middle-1]) {
+ row = middle;
+ }
+ if (z > fPadRow[middle-1]) {
+ nabove = middle;
+ }
+ else {
+ nbelow = middle;
+ }
}
row = nbelow - 1;
+
}
return row;
}
//_____________________________________________________________________________
-Int_t AliTRDpadPlane::GetPadColNumber(const Double_t rphi)
+Int_t AliTRDpadPlane::GetPadColNumber(Double_t rphi
+ , Double_t /*rowOffset*/) const
{
//
// Finds the pad column number for a given global rphi-position
//
- Int_t col = 0;
- Int_t nabove = 0;
- Int_t nbelow = 0;
- Int_t middle = 0;
+ Int_t col = 0;
+ Int_t nabove = 0;
+ Int_t nbelow = 0;
+ Int_t middle = 0;
+
+ if ((rphi > GetCol0() ) ||
+ (rphi < GetColEnd())) {
- if ((rphi > fPadCol[0]) ||
- (rphi < fPadCol[0] - fWidth + 2.0*fWidthRim)) {
col = -1;
+
}
else {
- nabove = fNcols+1;
+
+ nabove = fNcols + 1;
nbelow = 0;
while (nabove - nbelow > 1) {
middle = (nabove + nbelow) / 2;
- if (rphi == fPadCol[middle-1]) col = middle;
- if (rphi > fPadCol[middle-1]) nabove = middle;
- else nbelow = middle;
+ if (rphi == fPadCol[middle-1]) {
+ col = middle;
+ }
+ if (rphi > fPadCol[middle-1]) {
+ nabove = middle;
+ }
+ else {
+ nbelow = middle;
+ }
}
col = nbelow - 1;
- }
-
- return col;
-
-}
-
-//_____________________________________________________________________________
-Double_t AliTRDpadPlane::GetPadRowOffset(const Int_t row, const Double_t z)
-{
- //
- // Calculates the distance to the pad border in row direction
- //
- if ((row < 0) || (row >= fNrows)) {
- return -1.0;
- }
- else {
- return fPadRow[row] - z;
}
-}
-
-//_____________________________________________________________________________
-Double_t AliTRDpadPlane::GetPadColOffset(const Int_t col, const Double_t rphi)
-{
- //
- // Calculates the distance to the pad border in column direction
- //
-
- if ((col < 0) || (col >= fNcols)) {
- return -1.0;
- }
- else {
- return fPadCol[col] - rphi;
- }
+ return col;
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff