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//--------------------------------------------------------------------------------------------------
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// $Id: BaseVertex.h,v 1.6 2009/03/18 15:44:31 loizides Exp $
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//
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// BaseVertex
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//
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// Base vertex class implemented as holding a 3d vector as a point in space with fit information.
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//
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// Authors: J.Bendavid
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//--------------------------------------------------------------------------------------------------
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#ifndef MITANA_DATATREE_BASEVERTEX_H
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#define MITANA_DATATREE_BASEVERTEX_H
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#include "MitCommon/DataFormats/interface/Vect3.h"
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#include "MitAna/DataTree/interface/DataObject.h"
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namespace mithep
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{
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class BaseVertex : public DataObject
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{
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public:
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BaseVertex() :
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fXErr(0), fYErr(0), fZErr(0) {}
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BaseVertex(Double_t x, Double_t y, Double_t z) :
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fPosition(x,y,z), fXErr(0), fYErr(0), fZErr(0) {}
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BaseVertex(Double_t x, Double_t y, Double_t z, Double_t xErr, Double_t yErr, Double_t zErr) :
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fPosition(x,y,z), fXErr(xErr), fYErr(yErr), fZErr(zErr) {}
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BaseVertex(const ThreeVector &pos) :
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fPosition(pos), fXErr(0), fYErr(0), fZErr(0) {}
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EObjType ObjType() const { return kBaseVertex; }
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const ThreeVector Position() const { return fPosition.V(); }
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Double_t X() const { return fPosition.X(); }
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Double_t XErr() const { return fXErr; }
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Double_t Y() const { return fPosition.Y(); }
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Double_t YErr() const { return fYErr; }
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Double_t Z() const { return fPosition.Z(); }
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Double_t ZErr() const { return fZErr; }
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void SetErrors(Double_t xErr, Double_t yErr, Double_t zErr);
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void SetPosition(const ThreeVector &pos) { fPosition = pos; }
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void SetPosition(Double_t x, Double_t y, Double_t z);
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protected:
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Vect3 fPosition; //point in space
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Double32_t fXErr; //[0,0,14]error in x
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Double32_t fYErr; //[0,0,14]error in y
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Double32_t fZErr; //[0,0,14]error in z
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ClassDef(BaseVertex, 1) // Base vertex class
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};
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}
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//--------------------------------------------------------------------------------------------------
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inline void mithep::BaseVertex::SetErrors(Double_t xErr, Double_t yErr, Double_t zErr)
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{
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// Set uncertainties on vertex position.
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fXErr = xErr;
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fYErr = yErr;
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fZErr = zErr;
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}
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//--------------------------------------------------------------------------------------------------
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inline void mithep::BaseVertex::SetPosition(Double_t x, Double_t y, Double_t z)
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{
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// Set vertex position.
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fPosition.SetXYZ(x,y,z);
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}
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#endif
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