bl_model/params.py

   1 #!/usr/bin/env python
   2 #######################################
   3 import os
   4
   5 #import PyTango
   6 ###############
   7
   8 ####################################################
   9 ACTUATOR_ARCHIVING_PERIOD = 900000 # ms = 15min
  10 BEAM_ARCHIVING_PERIOD = 1000 # ms
  11 #####################################################
  12
  13
  14 ###########
  15 class param:
  16
  17     def __init__(self, _attr_fullName):
  18
  19         self.attr_fullName = _attr_fullName
  20
  21         splitted_attr_fullName =  self.attr_fullName.split('/')
  22         self.name = splitted_attr_fullName[-2] + '/'+ splitted_attr_fullName[-1] # device_slash_attr
  23
  24     def get_attrName(self):
  25         return self.name.split('/')[1]
  26
  27     def get_devName(self):
  28         return self.name.split('/')[0]
  29
  30
  31 ###############################
  32 class steadiness_param(param):
  33
  34     def __init__(self, _attr_fullName, _delta  = 0, _ok_values = ['const'],
  35                  _archiving_period = ACTUATOR_ARCHIVING_PERIOD):
  36
  37         param.__init__(self, _attr_fullName)
  38
  39         self.delta = _delta
  40
  41         self.archiving_period = _archiving_period
  42
  43         if self.delta < 0:
  44             self.archiving_mode = ( 'MODE_P '+ str(self.archiving_period) + '  MODE_D ' + str(BEAM_ARCHIVING_PERIOD) )
  45         else:
  46             self.archiving_mode = ('MODE_P '+ str(self.archiving_period) +
  47                                    '  MODE_A ' + str(BEAM_ARCHIVING_PERIOD) + ' ' + str(self.delta) + ' ' + str(self.delta) + ' false')
  48
  49         self.ok_values = _ok_values
  50
  51     # ------------------------------------------------------
  52     def get_variation(self, param_data, timeInterval_sec):
  53
  54         n = len(param_data)
  55
  56         var_data = []
  57
  58         #x_0 = timeInterval_sec[0]+float(param_data[0][0]-timeInterval_sec[0])/2
  59         x_0 = (timeInterval_sec[0], param_data[0][0])
  60         var_data.append( ( x_0, 0) )
  61
  62         for i in range( 1, n ):
  63             #x_i = param_data[i-1][0]+ float(param_data[i][0]-param_data[i-1][0])/2
  64             x_i = (param_data[i-1][0], param_data[i][0])
  65             y_i = abs( param_data[i][1]-param_data[i-1][1] )
  66             var_data.append( ( x_i, y_i) )
  67
  68         #x_n = param_data[n-1][0] + float(timeInterval_sec[1]-param_data[n-1][0])/2
  69         x_n = (param_data[n-1][0], timeInterval_sec[1])
  70         var_data.append( ( x_n, 0) )
  71
  72         return var_data
  73
  74     # -----------------------
  75     def is_ok(self, _val):
  76
  77         if self.ok_values != ['const'] and _val in self.ok_values:
  78             return True
  79
  80         elif self.ok_values == ['const']:
  81             return (self.delta - _val > 0) # _val = abs(param.val[i]-param.val[i-1])
  82
  83         return False
  84
  85     # -----------------------
  86     def set_delta(self, _val):
  87         self.delta = _val
  88
  89     # -----------------------
  90     def round_val(self, _val):
  91         "Not implemented yet"
  92         return _val
  93
  94
  95 ###############################
  96 class monitored_param(param):
  97
  98     def __init__(self, _attr_fullName, _archiving_period = BEAM_ARCHIVING_PERIOD):
  99
 100         param.__init__(self, _attr_fullName)
 101
 102         self.archiving_period = _archiving_period
 103         self.archiving_mode = 'MODE_P '+ str(self.archiving_period)
 104
 105 ##    def set_archiPeriod(_archiving_period):
 106 ##        self.archiving_period = _archiving_period
 107
 108
 109
 110