MucBoxCover.cxx

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//------------------------------------------------------------------------------|
//      [File  ]:                       MucBoxCover.cxx                         |
//      [Brief ]:       MUC geometry box cover creating class                   |
//      [Author]:       Xie Yuguang, <ygxie@mail.ihep.ac.cn>                    |
//      [Date  ]:       May 22, 2005                                            |
//------------------------------------------------------------------------------|
 
#include <cmath>
#include <iostream>
 
#include "MucGeoCreateAlg/MucBoxCover.h"
#include "MucGeoCreateAlg/MucGeoConst.h"
 
using namespace std;
 
// Constructor
MucBoxCover::MucBoxCover( int part, int segment, int layer, int upDown, int id )
    : MucEntity( part, segment, layer, upDown, id ) {
  MucBoxCover::Init();
}
 
// Copy constructor
MucBoxCover::MucBoxCover( const MucBoxCover& other ) : MucEntity( other ) { ; }
 
// Operator =
MucBoxCover& MucBoxCover::operator=( const MucBoxCover& other ) {
  if ( this == &other ) return *this;
  MucEntity::operator=( other );
  return *this;
}
 
// Destructor
MucBoxCover::~MucBoxCover() { ; }
 
// Initialize
void MucBoxCover::Init() {
  SetTheta();
  SetRin();
  SetRout();
  SetRc();
 
  SetThin();
  SetW();
  SetWu();
  SetWd();
  SetH();
  SetL();
 
  SetLocOrgInBes();
  SetObjOrgInBes();
  SetObjOrgInLoc();
}
 
//------------------------------- Set motheds -------------------------
// theta of local( box )
void MucBoxCover::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;
  }
}
 
// Rin of local( box )
void MucBoxCover::SetRin() {
  if ( m_Part == BRID ) m_Rin = B_AS_RMIN[m_Layer] - ( AS_GAP + BOX_TH ) / 2.0;
  else
  {
    if ( m_ID == -1 ) m_Rin = 0.0;
    else m_Rin = E_GP_RMIN[m_Layer];
  }
}
 
// Rout of local( box )
void MucBoxCover::SetRout() {
  if ( m_Part == BRID ) m_Rout = B_AS_RMIN[m_Layer] - ( AS_GAP - BOX_TH ) / 2.0;
  else m_Rout = E_AS_RMAX - E_BOX_DR;
}
 
// Rc of local( box )
void MucBoxCover::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 - E_BOX_DR ) / 2.0;
    else m_Rc = ( m_Rin + m_Rout ) / 2.0;
  }
}
 
void MucBoxCover::SetThin() { m_Thin = BOX_COVER_TH; }
 
void MucBoxCover::SetW() {
  if ( m_Part == BRID )
  {
    if ( m_Segment != B_TOP ) m_W = B_BOX_WT[m_Layer];
    else
    { // top segment
      if ( m_ID == -1 || m_ID == 2 ) m_W = B_BOX_WT[m_Layer];
      else m_W = ( B_BOX_WT[m_Layer] - B_BOX_SLOT_WT ) / 2.0;
    }
  }
  else
  {
    if ( m_ID == -1 ) // virtual encap gap
      m_W = E_AS_RMAX - E_BOX_DR - E_GP_DX;
    else m_W = 0.;
  }
}
 
void MucBoxCover::SetH() {
  if ( m_Part == BRID ) m_H = BOX_COVER_TH;
  else
  {
    if ( m_ID == -1 ) // virtual encap gap
      m_H = E_AS_RMAX - E_BOX_DR - E_GP_DY;
    else m_H = E_AS_RMAX - E_BOX_DR - E_GP_RMIN[m_Layer];
  }
}
 
void MucBoxCover::SetL() {
  if ( m_Part == BRID )
  {
    if ( m_Segment != B_TOP || m_ID == -1 ) m_L = B_BOX_LT;
    else // top segment
    {
      if ( m_ID == 2 ) m_L = B_BOX_LT - B_TOPRPC_LTS[( m_Layer == 0 ) ? 1 : ( m_Layer % 2 )];
      else m_L = B_TOPRPC_LTS[( m_Layer == 0 ) ? 1 : ( m_Layer % 2 )];
    }
  }
  else m_L = BOX_COVER_TH;
}
 
void MucBoxCover::SetWu() {
  if ( m_Part == BRID ) m_Wu = m_W;
  else
  {
    if ( m_ID == -1 ) // virtual box
      m_Wu = m_W;
    else if ( m_ID == 1 ) // center fraction
      m_Wu = 2 * VALUE * m_Rin;
    else if ( m_ID == 0 ) m_Wu = VALUE * m_Rin - E_GP_DY;
    else m_Wu = VALUE * m_Rin - E_GP_DX;
  }
}
 
void MucBoxCover::SetWd() {
  if ( m_Part == BRID ) m_Wd = m_W;
  else
  {
    if ( m_ID == -1 ) // virtual box
      m_Wd = m_W;
    else if ( m_ID == 1 ) // center fraction
      m_Wd = 2 * VALUE * m_Rout;
    else if ( m_ID == 0 ) m_Wd = VALUE * m_Rout - E_GP_DY;
    else m_Wd = VALUE * m_Rout - E_GP_DX;
  }
}
 
// local is box
void MucBoxCover::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_BOX_DR + E_GP_DX ) / 2.0;
    y = ( E_AS_RMAX - E_BOX_DR + E_GP_DY ) / 2.0;
 
    // sign 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 );
 
    if ( m_ID != -1 ) z += ( 1 - 2 * m_UpDown ) * ( BOX_TH - BOX_COVER_TH ) / 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 MucBoxCover::SetObjOrgInBes() {
  double x, y, z;
  x = y = z = 0.;
 
  if ( m_Part == BRID ) // barrel
  {
    if ( m_Segment != B_TOP || m_ID == -1 )
    {
      double r;
      r = m_Rc + ( 1 - 2 * m_UpDown ) * ( BOX_TH - BOX_COVER_TH ) / 2.0;
      x = r * cos( m_Theta );
      y = r * sin( m_Theta );
      z = 0.;
    }
    else // top segment
    {
      // set x
      if ( m_ID == 2 ) x = 0.;
      else x = ( 1 - 2 * m_ID ) * ( B_BOX_WT[m_Layer] + B_BOX_SLOT_WT ) / 4.0;
 
      // set y
      y = m_Rc + ( 1 - 2 * m_UpDown ) * ( BOX_TH - BOX_COVER_TH ) / 2.0;
 
      // set z
      if ( m_ID == 2 ) z = -B_TOPRPC_LTS[( m_Layer == 0 ) ? 1 : ( m_Layer % 2 )] / 2.0;
      else z = ( B_BOX_LT - B_TOPRPC_LTS[( m_Layer == 0 ) ? 1 : ( m_Layer % 2 )] ) / 2.0;
    }
  }
  else // endcap
  {
    //------------- set x, y --------------------------
    // segment 0 as reference
    if ( m_ID == -1 )
    { // box cover
      x = ( E_AS_RMAX - E_BOX_DR + E_GP_DX ) / 2.0;
      y = ( E_AS_RMAX - E_BOX_DR + E_GP_DY ) / 2.0;
    }
    else if ( m_ID == 0 )
    { // box cover panels
      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;
    }
 
    // sign 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 --------------------
    if ( m_ID == -1 )
      z = m_LocOrgInBes[2] + ( 1 - 2 * m_UpDown ) * ( BOX_TH - BOX_COVER_TH ) / 2.0;
    else z = m_LocOrgInBes[2];
  } // else, endcap
 
  m_ObjOrgInBes[0] = x;
  m_ObjOrgInBes[1] = y;
  m_ObjOrgInBes[2] = z;
 
  // limit cut
  for ( int i = 0; i < 3; i++ )
    if ( fabs( m_ObjOrgInBes[i] ) < ERR_LIMIT ) m_ObjOrgInBes[i] = 0.;
}
 
void MucBoxCover::SetObjOrgInLoc() {
  if ( m_Part == BRID )
  {
    // set local x
    if ( m_Segment != B_TOP || m_ID == -1 || m_ID == 2 ) m_ObjOrgInLoc[0] = 0.;
    else m_ObjOrgInLoc[0] = ( 1 - 2 * m_ID ) * ( B_BOX_WT[m_Layer] + B_BOX_SLOT_WT ) / 4.0;
 
    // set local y
    m_ObjOrgInLoc[1] = ( 1 - 2 * m_UpDown ) * ( BOX_TH - BOX_COVER_TH ) / 2.0;
    // m_ObjOrgInLoc[1] = 0.;
 
    // set local z
    if ( m_Segment != B_TOP || m_ID == -1 ) m_ObjOrgInLoc[2] = 0.;
    else
    {
      if ( m_ID == 2 )
        m_ObjOrgInLoc[2] = -B_TOPRPC_LTS[( m_Layer == 0 ) ? 1 : ( m_Layer % 2 )] / 2.0;
      else
        m_ObjOrgInLoc[2] =
            ( B_BOX_LT - B_TOPRPC_LTS[( m_Layer == 0 ) ? 1 : ( m_Layer % 2 )] ) / 2.0;
    }
  }
  else // endcap
  {
    for ( int i = 0; i < 3; i++ ) m_ObjOrgInLoc[i] = m_ObjOrgInBes[i] - m_LocOrgInBes[i];
  }
 
  // limit cut
  for ( int i = 0; i < 3; i++ )
    if ( fabs( m_ObjOrgInLoc[i] ) < ERR_LIMIT ) m_ObjOrgInLoc[i] = 0.;
}
 
/*
void MucBoxCover::SetAlignment( double dx, double dy, double dz )
{
  m_ObjOrgInLoc[0] += dx;
  m_ObjOrgInLoc[1] += dy;
  m_ObjOrgInLoc[2] += dz;
}
*/
 
// END