#include "AliAlignObj.h"
#include "AliAlignObjMatrix.h"
-//#include "AliLog.h"
ClassImp(AliAlignObjMatrix)
//_____________________________________________________________________________
-AliAlignObjMatrix::AliAlignObjMatrix() : AliAlignObj()
+AliAlignObjMatrix::AliAlignObjMatrix() :
+ AliAlignObj(),
+ fMatrix()
{
// Default constructor
//
}
//_____________________________________________________________________________
-AliAlignObjMatrix::AliAlignObjMatrix(const char* volpath, UShort_t voluid, Double_t x, Double_t y, Double_t z, Double_t psi, Double_t theta, Double_t phi) : AliAlignObj()
+AliAlignObjMatrix::AliAlignObjMatrix(const char* symname, UShort_t volUId, Double_t x, Double_t y, Double_t z, Double_t psi, Double_t theta, Double_t phi, Bool_t global) throw (const Char_t *) :
+ AliAlignObj(symname,volUId),
+ fMatrix()
{
// standard constructor with 3 translation + 3 rotation parameters
- //
- fVolPath=volpath;
- fVolUID=voluid;
- SetTranslation(x, y, z);
- SetRotation(psi, theta, phi);
+ // If the user explicitly sets the global variable to kFALSE then the
+ // parameters are interpreted as giving the local transformation.
+ // This requires to have a gGeoMenager active instance, otherwise the
+ // constructor will fail (no object created)
+ //
+ if(global){
+ SetPars(x, y, z, psi, theta, phi);
+ }else{
+ if(!SetLocalPars(x,y,z,psi,theta,phi)) throw "Alignment object creation failed (TGeo instance needed)!\n";
+ }
}
-//_____________________________________________________________________________
-AliAlignObjMatrix::AliAlignObjMatrix(const char* volpath, ELayerID detId, Int_t volId, Double_t x, Double_t y, Double_t z, Double_t psi, Double_t theta, Double_t phi) : AliAlignObj()
-{
- // standard constructor with 3 translation + 3 rotation parameters
- //
- fVolPath=volpath;
- SetVolUID(detId,volId);
- SetTranslation(x, y, z);
- SetRotation(psi, theta, phi);
-}
//_____________________________________________________________________________
-AliAlignObjMatrix::AliAlignObjMatrix(const char* volpath, UShort_t voluid, TGeoMatrix& m) : AliAlignObj()
+AliAlignObjMatrix::AliAlignObjMatrix(const char* symname, UShort_t volUId, TGeoMatrix& m, Bool_t global) throw (const Char_t *) :
+ AliAlignObj(symname,volUId),
+ fMatrix()
{
// standard constructor with TGeoMatrix
+ // If the user explicitly sets the global variable to kFALSE then the
+ // parameters are interpreted as giving the local transformation.
+ // This requires to have a gGeoMenager active instance, otherwise the
+ // constructor will fail (no object created)
//
- fVolPath=volpath;
- fVolUID=voluid;
- SetTranslation(m);
- SetRotation(m);
+
+ if (global) {
+ SetMatrix(m);
+ }
+ else {
+ if (!SetLocalMatrix(m)) throw "Alignment object creation failed (TGeo instance needed)!\n";
+ }
}
//_____________________________________________________________________________
AliAlignObjMatrix::AliAlignObjMatrix(const AliAlignObj& theAlignObj) :
- AliAlignObj(theAlignObj)
+ AliAlignObj(theAlignObj),
+ fMatrix()
{
//copy constructor
//
theAlignObj.GetTranslation(tr);
SetTranslation(tr[0],tr[1],tr[2]);
Double_t rot[3];
- theAlignObj.GetAngles(rot);
- SetRotation(rot[0],rot[1],rot[2]);
+ if (theAlignObj.GetAngles(rot))
+ SetRotation(rot[0],rot[1],rot[2]);
}
//_____________________________________________________________________________
theAlignObj.GetTranslation(tr);
SetTranslation(tr[0],tr[1],tr[2]);
Double_t rot[3];
- theAlignObj.GetAngles(rot);
- SetRotation(rot[0],rot[1],rot[2]);
+ if (theAlignObj.GetAngles(rot))
+ SetRotation(rot[0],rot[1],rot[2]);
+
return *this;
}
//_____________________________________________________________________________
void AliAlignObjMatrix::SetTranslation(Double_t x, Double_t y, Double_t z)
{
+ // set the translation coefficients of the data member matrix
+ // from the parameters passed as arguments
+ //
Double_t tr[3];
tr[0]=x; tr[1]=y; tr[2]=z;
fMatrix.SetTranslation(tr);
//_____________________________________________________________________________
void AliAlignObjMatrix::SetTranslation(const TGeoMatrix& m)
{
+ // set the translation coefficients of the data member matrix
+ // from the matrix passed as argument
+ //
const Double_t *tr = m.GetTranslation();
fMatrix.SetTranslation(tr);
}
//_____________________________________________________________________________
void AliAlignObjMatrix::SetRotation(Double_t psi, Double_t theta, Double_t phi)
{
+ // set the rotation parameters from the parameters passed as arguments
+ //
Double_t angles[3] = {psi, theta, phi};
Double_t rot[9];
AnglesToMatrix(angles,rot);
//_____________________________________________________________________________
Bool_t AliAlignObjMatrix::SetRotation(const TGeoMatrix& m)
{
+ // set the rotation coefficients of the data member matrix
+ // from the matrix passed as argument
+ //
const Double_t* rot = m.GetRotationMatrix();
fMatrix.SetRotation(rot);
return kTRUE;
}
-//_____________________________________________________________________________
-void AliAlignObjMatrix::SetMatrix(const TGeoMatrix& m)
-{
- // Set rotation matrix and translation
- // using TGeoMatrix
- SetTranslation(m);
- SetRotation(m);
-}
-
-//_____________________________________________________________________________
-void AliAlignObjMatrix::SetPars(Double_t x, Double_t y, Double_t z,
- Double_t psi, Double_t theta, Double_t phi)
-{
- // Set rotation matrix and translation
- // using 3 angles and 3 translations
- SetTranslation(x,y,z);
- SetRotation(psi,theta,phi);
-}
-
//_____________________________________________________________________________
void AliAlignObjMatrix::GetTranslation(Double_t *tr) const
{
return MatrixToAngles(rot,angles);
}
-//_____________________________________________________________________________
-void AliAlignObjMatrix::GetPars(Double_t tr[], Double_t angles[]) const
-{
- GetTranslation(tr);
- GetAngles(angles);
-}
-
//_____________________________________________________________________________
void AliAlignObjMatrix::GetMatrix(TGeoHMatrix& m) const
{
//_____________________________________________________________________________
AliAlignObj& AliAlignObjMatrix::Inverse() const
{
- // Return a temporary inverse of the alignment
- // object. This means 'mis
+ // Return a temporary "inverse" of the alignment object, that is return
+ // an object with inverted transformation matrix.
+ //
static AliAlignObjMatrix a;
a = *this;