uhinit.F

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      SUBROUTINE uhinit
*
*
#include "histo.inc"
*
      CHARACTER*50 title(6)
*
      data title /
     1    'scattered primary particle: energy spectrum',                     
     2    'scattered primary particle: costheta distribution',
     3    'charged secondaries: energy spectrum',                    
     4    'charged secondaries: costheta distribution',
     5    'neutral secondaries: energy spectrum',                    
     6    'neutral secondaries: costheta distribution'     /                         
*
      if (histo(idhist)) call hdelet(idhist)
*      
      vmin = valmin
      vmax = valmax         
      call hbook1(idhist,title(idhist),nbbins,vmin,vmax,0.)
*      
      histo(idhist) = .true.
      binwidth(idhist) = (valmax-valmin)/nbbins
      if (valunit.le.0.) valunit = 1.                
      histunit(idhist) = valunit        
*
      END