//=============================================================================
//
//  File:      IsoscelesPentagon.cpp
//  Created:   3-FEB-1998 by Stephen Kahn
//  Purpose:   provide IsoscelesPentagon methods primarily for MHmodule
//             and MHfloor in End Calorimeter
//
//============================================================================
#include <geometry_system/components/IsoscelesPentagon.hpp>
#include <geometry_system/components/CartesianCoordinate.hpp>
#include <spacegeom/SpacePoint.h>

using namespace dgs;

//
//  local_to_global
//
SpacePoint IsoscelesPentagon::local_to_global(const CartesianCoordinate& lpt)
  const
  {   return  GeometryElement::local_to_global( lpt);
  }
//
//  global_to_local
//
CartesianCoordinate IsoscelesPentagon::global_to_local(const SpacePoint& gpt)
  const
  {  CartesianCoordinate lxyz = get_position().invert(gpt);
     return lxyz;
  }  
//
//  xform_to_local 
//    Purpose : Convert a (local) transformation describing a point in
//      a trapezoid to its local cartesian coordinates
//
CartesianCoordinate IsoscelesPentagon::xform_to_local(const GeometryXform& xf)
  const
  {  CartesianCoordinate lxyz( xf[0], xf[1], xf[2]);

     return lxyz;
  }  
//
//  local_to_xform
//
GeometryXform  IsoscelesPentagon::local_to_xform(const CartesianCoordinate& 
						 lpt) const
  {   return GeometryXform(lpt.x(),lpt.y(),lpt.z(),0.,0.,0.);
  } 
//
//  set_center_xyz
//
void  IsoscelesPentagon::set_center_xyz()
{     CartesianCoordinate  zero( 0., 0., 0.);
      SpacePoint gc = local_to_global( zero);
      CartesianCoordinate gcen( gc.x(), gc.y(), gc.z()); 
      _PentCenter = gcen;
}

void  IsoscelesPentagon::set_center_xyz( double xx, double yy, double zz)
{     _PentCenter = CartesianCoordinate( xx, yy, zz);
}

//
//  set_Xform
//
void  IsoscelesPentagon::set_Xform( double xx, double yy, double zz, double psi)
  {   GeometryXform Tform( xx, yy, zz, 0., 0., -psi);
      GeometryElement::set_position( Tform);
      CartesianCoordinate  zero( 0., 0., 0.);
      SpacePoint gc = local_to_global( zero);
      CartesianCoordinate gcen( gc.x(), gc.y(), gc.z()); 
      _PentCenter = gcen;
  }
//
//  fill_Pentagon
//
void  IsoscelesPentagon::fill_Pentagon( double dxi, double dxo, double dz, 
					double dhi, double dho)
  {   _inner_half_width = dxi;
      _outer_half_width = dxo;
      _half_length = dz;
      _pent_half_height = dho;
      _trap_half_height = dhi;
  }
// 
//  position_child_at
//
bool  IsoscelesPentagon::position_child_at( const CartesianCoordinate& lpt,
				    GeometryElement& kid)
{   GeometryXform gxf = local_to_xform(lpt);
    gxf = get_position().apply(gxf);
    kid.set_position(gxf);
    return true;
}

bool  IsoscelesPentagon::position_child_at( const GeometryXform& lpt,
				    GeometryElement& kid)
{   GeometryXform  gxf = get_position().apply(lpt);
    kid.set_position(gxf);
    return true;
}