sbn::Stub Class Reference

#include <Stub.h>

Public Member Functions
float	CoreCharge (unsigned plane_index=0) const
	Helper functions. More...
int	CoreNHit (unsigned plane_index=0) const
	Returns the number of hits along the core of the stub on the given plane index. More...
float	CoreCharge (const geo::PlaneID &p) const
int	CoreNHit (const geo::PlaneID &p) const
int	PlaneIndex (const geo::PlaneID &p) const
bool	OnCore (const geo::WireID &w) const
	Returns whether the input wire-ID is on the core of the stub. More...

Public Attributes
geo::Point_t	vtx
	Interaction Vertex / Start of Stub. Space charge corrected. [cm]. More...
geo::Point_t	end
	End of Stub. Space charge corrected. [cm]. More...
float	efield_end
	The E-Field at the stub end point. More...
float	efield_vtx
	The E-Field at the reconstructed vertex. More...
std::vector< geo::PlaneID >	plane
	The plane ID. More...
std::vector< float >	pitch
	Pitch of stub on each wire [cm]. More...
std::vector< float >	trkpitch
	Pitch of the matched track on each wire [cm]. More...
std::vector< float >	vtx_w
	Wire coordinate of the vertex on this plane. More...
std::vector< short >	hit_w
	Wire of the end point hit on this plane. More...
std::vector< std::vector < StubHit > >	hits
	Hits on each plane. Ordered vtx->end. More...

Detailed Description

Definition at line 16 of file Stub.h.

Member Function Documentation

float sbn::Stub::CoreCharge

(

unsigned

plane_index = 0

)

const

Helper functions.

Returns the charge along the core of the stub on the given plane index

Definition at line 25 of file Stub.cxx.

                                                    {
  if (plane_index >= plane.size()) return -1;
  float ret = 0.;

  int stubdir = vtx_w[plane_index] <= hit_w[plane_index] ? 1 : -1;
  for (const sbn::StubHit &h: hits[plane_index]) {
    bool before_vtx = ((h.wire - vtx_w[plane_index]) * stubdir) < 0;
    bool after_hit = ((h.wire - hit_w[plane_index]) * stubdir) > 0;
    if (!before_vtx && !after_hit) {
      ret += h.charge;
    }
  }

  return ret;
}

float sbn::Stub::CoreCharge

(

const geo::PlaneID &

p

)

const

Definition at line 11 of file Stub.cxx.

                                                   {
  int plane_index = PlaneIndex(p);
  if (plane_index < 0) return 0.;

  return CoreCharge(plane_index);
}

int sbn::Stub::CoreNHit

(

unsigned

plane_index = 0

)

const

Returns the number of hits along the core of the stub on the given plane index.

Definition at line 41 of file Stub.cxx.

                                                {
  if (plane_index >= plane.size()) return -1;
  int ret = 0;

  int stubdir = vtx_w[plane_index] <= hit_w[plane_index] ? 1 : -1;
  for (const sbn::StubHit &h: hits[plane_index]) {
    bool before_vtx = ((h.wire - vtx_w[plane_index]) * stubdir) < 0;
    bool after_hit = ((h.wire - hit_w[plane_index]) * stubdir) > 0;
    if (!before_vtx && !after_hit) {
      ret ++;
    }
  }

  return ret;
}

int sbn::Stub::CoreNHit

(

const geo::PlaneID &

p

)

const

Definition at line 18 of file Stub.cxx.

                                               {
  int plane_index = PlaneIndex(p);
  if (plane_index < 0) return 0;

  return CoreNHit(plane_index);
}

bool sbn::Stub::OnCore

(

const geo::WireID &

w

)

const

Returns whether the input wire-ID is on the core of the stub.

Definition at line 57 of file Stub.cxx.

                                             {
  int plane_index = PlaneIndex(w);
  if (plane_index < 0) return -1;

  int stubdir = vtx_w[plane_index] <= hit_w[plane_index] ? 1 : -1;
  bool before_vtx = (((int)w.Wire - vtx_w[plane_index]) * stubdir) < 0;
  bool after_hit = (((int)w.Wire - hit_w[plane_index]) * stubdir) > 0;

  return !before_vtx && !after_hit;
}

int sbn::Stub::PlaneIndex

(

const geo::PlaneID &

p

)

const

Definition at line 3 of file Stub.cxx.

                                                 {
  for (unsigned i_p = 0; i_p < plane.size(); i_p++) {
    if (plane[i_p] == p) return i_p;
  }

  return -1;
}

Member Data Documentation

float sbn::Stub::efield_end

The E-Field at the stub end point.

Definition at line 21 of file Stub.h.

float sbn::Stub::efield_vtx

The E-Field at the reconstructed vertex.

Definition at line 22 of file Stub.h.

geo::Point_t sbn::Stub::end

End of Stub. Space charge corrected. [cm].

Definition at line 19 of file Stub.h.

std::vector<short> sbn::Stub::hit_w

Wire of the end point hit on this plane.

Definition at line 30 of file Stub.h.

std::vector<std::vector<StubHit> > sbn::Stub::hits

Hits on each plane. Ordered vtx->end.

Definition at line 32 of file Stub.h.

std::vector<float> sbn::Stub::pitch

Pitch of stub on each wire [cm].

Definition at line 27 of file Stub.h.

std::vector<geo::PlaneID> sbn::Stub::plane

The plane ID.

Definition at line 25 of file Stub.h.

std::vector<float> sbn::Stub::trkpitch

Pitch of the matched track on each wire [cm].

Definition at line 28 of file Stub.h.

geo::Point_t sbn::Stub::vtx

Interaction Vertex / Start of Stub. Space charge corrected. [cm].

Definition at line 18 of file Stub.h.

std::vector<float> sbn::Stub::vtx_w

Wire coordinate of the vertex on this plane.

Definition at line 29 of file Stub.h.

---

The documentation for this class was generated from the following files:

• Stub.h
• Stub.cxx