source $cfPath(hmm)/hmm_configuration_common_1.tcl
set sim_mode [SplitReply [hmm_simulation]]

proc ::histogram_memory::pre_count {} {}
proc ::histogram_memory::post_count {} {}
proc ::histogram_memory::initialize {} {
  if {$::sim_mode == "true"} {
      hmm configure oat_ntc_eff 1
      hmm configure oat_nyc_eff 210
      hmm configure oat_nxc_eff 210
  }
  ::histogram_memory::_initialize

  detector_active_height_mm  257.5
  detector_active_width_mm 500

  set x_bb0 -210.5; set xbbmax 210.5
  set y_bb0 -110.5; set ybbmax 110.5
  hmm configure FAT_SIMULATED_EVENT_Y0 $y_bb0
  hmm configure FAT_SIMULATED_EVENT_Y1 $ybbmax
  hmm configure FAT_SIMULATED_EVENT_X0 $x_bb0
  hmm configure FAT_SIMULATED_EVENT_X1 $xbbmax
  set x_binwidth 1
  if {[expr {$xbbmax - $x_bb0}] > 0} {
    set x_bb1 [expr {$x_bb0+$x_binwidth}]
  } else {
    set x_bb1 [expr {$x_bb0-$x_binwidth}]
  }
  set y_binwidth 1
  if {[expr {$ybbmax - $y_bb0}] > 0} {
    set y_bb1 [expr {$y_bb0+$y_binwidth}]
  } else {
    set y_bb1 [expr {$y_bb0-$y_binwidth}]
  }
  OAT_TABLE -init X_MIN $x_bb0 X_MAX $xbbmax Y_MIN $y_bb0 Y_MAX $ybbmax
  # We default to one big bin for time
  set t_bb0 [OAT_TABLE -get T_MIN]
  set t_bb1 [OAT_TABLE -get T_MAX]
  OAT_TABLE X "$x_bb0 $x_bb1" Y "$y_bb0 $y_bb1" T "$t_bb0 $t_bb1"
  ::histogram_memory::configure_server Filler_defaults

  ::nexus::data alias ::histogram_memory::vertical_axis ::histogram_memory::y_bin
  ::nexus::data alias ::histogram_memory::horizontal_axis ::histogram_memory::x_bin
}

##
# @brief Set histogram memory frame frequency to match the current chopper frequency
proc ::histogram_memory::tochfreq {} {
  if [ catch {
    ::chopper::ready?
    set chfreq [::chopper::get_frequency]
    ::histogram_memory::set_frame_freq $chfreq EXTERNAL
  } errmsg ] {
    return -code error $errmsg
  }
}

##
# @brief Extends the core _histmem command with platypus specific subcommands
#
# @param tochfreq updates chopper status and then sets histmem frame frequency to match
# the chopper frequency.
#
# NOTE: If the chopper is stopped (ie freq=0) then the histogram frequency will be set to 
# 50Hz with an internal frame_source.\n
# @see ::histogram_memory::set_frame_freq
proc histmem {cmd args} {
  if [ catch {
    switch $cmd {
      "tochfreq" {
        ::histogram_memory::tochfreq
      }
      default {
        eval "_histmem $cmd $args"
      }
    }
  } errmsg ] {
    return -code error $errmsg
  }
}
publish histmem user