MucGap.cxx

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//------------------------------------------------------------------------------|
//      [File  ]:                       MucGap.cxx                              |
//      [Brief ]:       MUC geometry yoke creating class                        |
//      [Author]:       Xie Yuguang, <ygxie@mail.ihep.ac.cn>                    |
//      [Date  ]:       May 22, 2005                                            |
//------------------------------------------------------------------------------|
 
#include <cmath>
#include <iostream>
 
#include "MucGeoCreateAlg/MucGap.h"
#include "MucGeoCreateAlg/MucGeoConst.h"
 
using namespace std;
 
// Constructor
MucGap::MucGap( int part, int segment, int layer, int id )
    : MucEntity( part, segment, layer, id ) {
  MucGap::Init();
  m_MucBox = NULL;
}
 
// Copy constructor
MucGap::MucGap( const MucGap& other ) : MucEntity( other ) { m_MucBox = other.m_MucBox; }
 
// Operator =
MucGap& MucGap::operator=( const MucGap& other ) {
  if ( this == &other ) return *this;
  MucEntity::operator=( other );
  m_MucBox = other.m_MucBox;
 
  return *this;
}
 
// Destructor
MucGap::~MucGap() { delete m_MucBox; }
 
// Initialize
void MucGap::Init() {
  SetTheta();
  SetRin();
  SetRout();
  SetRc();
 
  SetThin();
  SetW();
  SetWu();
  SetWd();
  SetH();
  SetL();
 
  SetLocOrgInBes();
  SetObjRotToMot();
  SetObjOrgInBes();
  SetObjOrgInLoc();
}
 
// ------------------- Get methods --------------------
 
MucBox* MucGap::GetBox() {
  if ( m_MucBox != NULL ) return m_MucBox;
  else
    return ( m_MucBox =
                 new MucBox( m_Part, m_Segment, m_Layer, ( ( m_Part == BRID ) ? 0 : -1 ) ) );
}
 
// --------------------- Set motheds ----------------------
void MucGap::SetTheta() {
  if ( m_Part == BRID ) m_Theta = m_Segment * ( MUC_PI / 4.0 );
  else
  {
    if ( m_ID == -1 ) m_Theta = ( 2 * m_Segment + 1 ) * ( MUC_PI / 4.0 );
    else m_Theta = ( MUC_PI / 4.0 ) + ( m_ID - 1 ) * MUC_PI / 8.0;
  }
}
 
void MucGap::SetRin() {
  if ( m_Part == BRID ) m_Rin = B_AS_RMIN[m_Layer] - AS_GAP;
  else
  {
    if ( m_ID == -1 ) m_Rin = 0.;
    else m_Rin = E_GP_RMIN[m_Layer];
  }
}
 
void MucGap::SetRout() {
  if ( m_Part == BRID ) m_Rout = B_AS_RMIN[m_Layer];
  else m_Rout = E_AS_RMAX;
}
 
void MucGap::SetRc() {
  if ( m_Part == BRID ) m_Rc = B_AS_RMIN[m_Layer] - AS_GAP / 2.0;
  else
  {
    if ( m_ID == -1 ) m_Rc = sqrt( 2.0 ) * E_AS_RMAX / 2.0;
    else m_Rc = ( m_Rin + m_Rout ) / 2.0;
  }
}
 
void MucGap::SetThin() { m_Thin = AS_GAP; }
 
void MucGap::SetW() {
  if ( m_Part == BRID )
  {
    if ( m_Segment != B_TOP ) m_W = B_GP_WT[m_Layer];
    else
    { // top segment
      if ( m_ID == -1 || m_ID == 2 ) m_W = B_GP_WT[m_Layer];
      else m_W = ( B_GP_WT[m_Layer] - B_GP_SLOT_WT ) / 2.0;
    }
  }
  else
  {
    if ( m_ID == -1 ) // virtual encap gap
      m_W = E_AS_RMAX - E_GP_DX;
    else m_W = 0.;
  }
}
 
void MucGap::SetH() {
  if ( m_Part == BRID ) m_H = AS_GAP - 0.2; // avoid overlap between absorber and gap
  else
  {
    if ( m_ID == -1 ) // virtual encap gap
      m_H = E_AS_RMAX - E_GP_DY;
    else if ( m_ID == 1 )
    { // for panel logical operation "AND" valid;
      m_H = E_AS_RMAX - E_GP_RMIN[m_Layer] + 1.5 * OVERLAP_WIDTH;
    }
    else m_H = E_AS_RMAX - E_GP_RMIN[m_Layer];
  }
}
 
void MucGap::SetL() {
  if ( m_Part == BRID )
  {
    if ( m_Segment != B_TOP || m_ID == -1 ) m_L = B_AS_LMAX;
    else
    { // top segment
      if ( m_ID == 2 ) m_L = B_AS_LMAX - B_GP_SLOT_LT;
      else m_L = B_GP_SLOT_LT;
    }
  }
  else m_L = AS_GAP;
}
 
void MucGap::SetWu() {
  if ( m_Part == BRID ) m_Wu = m_W;
  else
  {
    if ( m_ID == -1 ) // temporary local
      m_Wu = m_W;
    else if ( m_ID == 1 ) // center fraction
    {
      m_Wu = 2 * VALUE * m_Rin;
      m_Wu -= 2 * VALUE * ( 2.0 / 2 ); // for panel operation "AND" valid
      m_Wu += 1.5 * OVERLAP_WIDTH;
    }
    else if ( m_ID == 0 ) m_Wu = VALUE * m_Rin - E_GP_DY;
    else m_Wu = VALUE * m_Rin - E_GP_DX;
 
    if ( m_ID != -1 ) m_Wu += OVERLAP_WIDTH; // avoid panels overlap
  }
}
 
void MucGap::SetWd() {
  if ( m_Part == BRID ) m_Wd = m_W;
  else
  {
    if ( m_ID == -1 ) // temporary local
      m_Wd = m_W;
    else if ( m_ID == 1 ) // center fraction
    {
      m_Wd = 2 * VALUE * m_Rout;
      m_Wd += 2 * VALUE * ( 2.0 / 2 ); // for panel operation "AND" valid
      m_Wd += 1.5 * OVERLAP_WIDTH;
    }
    else if ( m_ID == 0 ) m_Wd = VALUE * m_Rout - E_GP_DY;
    else m_Wd = VALUE * m_Rout - E_GP_DX;
 
    if ( m_ID != -1 ) m_Wd += OVERLAP_WIDTH; // avoid panels overlap
  }
}
 
void MucGap::SetLocOrgInBes() {
  double x, y, z;
  x = y = z = 0.;
 
  if ( m_Part == BRID )
  {
    x = m_Rc * cos( m_Theta );
    y = m_Rc * sin( m_Theta );
    z = 0.;
  } // barrel
  else
  {
    //---------- set x and y ------------
    // segment 0 as reference
    x = ( E_AS_RMAX + E_GP_DX ) / 2.0;
    y = ( E_AS_RMAX + E_GP_DY ) / 2.0;
 
    // x, y signs of coordinate different by segment
    if ( m_Segment == 0 ) { ; }
    else if ( m_Segment == 1 ) { x = -x; }
    else if ( m_Segment == 2 )
    {
      x = -x;
      y = -y;
    }
    else { y = -y; }
 
    //----------- set z ----------------
    for ( int i = 0; i < m_Layer + 1; i++ ) z += E_AS_TH[i];
 
    z += m_Layer * AS_GAP;
    z += ( E_AS_ZMAX - E_AS_TOTAL_TH ) + AS_GAP / 2.0;
    z *= cos( m_Part * MUC_PI / 2.0 );
  } // endcap
 
  m_LocOrgInBes[0] = x;
  m_LocOrgInBes[1] = y;
  m_LocOrgInBes[2] = z;
 
  // limit cut
  for ( int i = 0; i < 3; i++ )
    if ( fabs( m_LocOrgInBes[i] ) < ERR_LIMIT ) m_LocOrgInBes[i] = 0;
}
 
void MucGap::SetObjRotToMot() {
  m_ObjRotToMot[0] = 0.;
  m_ObjRotToMot[1] = 0.;
 
  if ( m_Part == BRID ) m_ObjRotToMot[2] = MUC_PI * ( m_Segment - 2 ) / 4.0;
  else m_ObjRotToMot[2] = 0.;
}
 
void MucGap::SetObjOrgInBes() {
  double x, y, z;
  x = y = z = 0.;
 
  if ( m_Part == BRID )
  {
    if ( m_Segment != B_TOP || m_ID == -1 )
      for ( int i = 0; i < 3; i++ ) m_ObjOrgInBes[i] = m_LocOrgInBes[i];
    else // top segment
    {
      // set x
      if ( m_ID == 2 ) x = 0.;
      else x = ( 1 - 2 * m_ID ) * ( B_GP_WT[m_Layer] + B_GP_SLOT_WT ) / 4.0;
 
      // set z
      if ( m_ID == 2 ) z = -B_GP_SLOT_LT / 2.0;
      else z = ( B_AS_LMAX - B_GP_SLOT_LT ) / 2.0;
 
      m_ObjOrgInBes[0] = x;
      m_ObjOrgInBes[2] = z;
 
      // set y
      m_ObjOrgInBes[1] = m_LocOrgInBes[1];
 
      // limit cut
      for ( int i = 0; i < 3; i++ )
        if ( fabs( m_ObjOrgInBes[i] ) < ERR_LIMIT ) m_ObjOrgInBes[i] = 0;
    }
  } // End barrel
  else
  {
    // -------------- set x and y --------------------
    // setting segment 0 as reference
    if ( m_ID == 0 )
    {
      x = m_Rc;
      y = ( m_Rc * tan( m_Theta ) + E_GP_DY ) / 2.0;
    }
    else if ( m_ID == 1 )
    {
      x = m_Rc * cos( m_Theta );
      y = m_Rc * sin( m_Theta );
    }
    else
    { // m_ID == 2
      x = ( m_Rc / tan( m_Theta ) + E_GP_DX ) / 2.0;
      y = m_Rc;
    }
 
    // x, y signs of coordinate different by segment
    if ( m_Segment == 0 ) { ; }
    else if ( m_Segment == 1 ) { x = -x; }
    else if ( m_Segment == 2 )
    {
      x = -x;
      y = -y;
    }
    else { y = -y; }
 
    m_ObjOrgInBes[0] = x;
    m_ObjOrgInBes[1] = y;
 
    // limit cut
    for ( int i = 0; i < 2; i++ )
      if ( fabs( m_ObjOrgInBes[i] ) < ERR_LIMIT ) m_ObjOrgInBes[i] = 0;
 
    // ------------- set z ------------------------
    m_ObjOrgInBes[2] = m_LocOrgInBes[2];
  } // else
}
 
void MucGap::SetObjOrgInLoc() {
  if ( m_Part == BRID )
  {
    if ( m_Segment != B_TOP )
      for ( int i = 0; i < 3; i++ ) m_ObjOrgInLoc[i] = 0.;
    else
      for ( int i = 0; i < 3; i++ ) m_ObjOrgInLoc[i] = m_ObjOrgInBes[i] - m_LocOrgInBes[i];
  }
  else
    for ( int i = 0; i < 3; i++ ) m_ObjOrgInLoc[i] = m_ObjOrgInBes[i] - m_LocOrgInBes[i];
}
 
// END