utilities.py

   1 import random
   2
   3 def computeBaseError(base, err):
   4
   5         """ Computes a "net" damage by multiplying base and error from
   6         elemental, subtracting and adding the base by that product (thus
   7         creating a range of integers), and generating a random
   8         number from that range. """
   9
  10         n = int(base * err)
  11         beg = min(base - n,base + n)
  12         end = max(base - n,base + n)
  13         return random.randint(beg,end)
  14
  15 def computeHM(cdex, cagl):
  16         """Computes whether or not the executor of an ATTACK hits or misses his
  17         target by directly comparing the executor's current dexterity (cdex) to
  18         his target's current agility (cagl). If he makes a hit, computes (and
  19         returns) the number of hits based on various ranges of current
  20         dexterity. """
  21
  22         # Compute Hit %
  23         hitPC = (cdex - cagl) + 50
  24         # Check that Hit % is in [0,100]
  25         if hitPC < 0: hitPC = 0
  26         if hitPC > 100: hitPC = 100
  27         # Hit/Miss?
  28         x = random.randint(1,100)
  29         # MISS!
  30         if x > hitPC: return 0
  31         # HIT!
  32         else:
  33                 if (cdex >= 1) and (cdex <= 100):
  34                         return 1
  35                 elif (cdex >= 101) and (cdex <= 200):
  36                         x = random.randint(1,200)
  37                         if (x >= 1) and (x <= 100):
  38                                 return 1
  39                         elif x >= 101: return 2
  40                 elif (cdex >= 201) and (cdex <= 254):
  41                         x = random.randint(1,254)
  42                         if (x >= 1) and (x <= 100):
  43                                 return 1
  44                         elif (x >= 101) and (x <= 200):
  45                                 return 2
  46                         elif x >= 201: return 3
  47                 elif cdex == 255:
  48                         x = random.randint(1,2)
  49                         if x == 1: return 4
  50                         elif x == 2: return 5
  51
  52 def eventOccurs(percent):
  53         a = random.randint(1,100)
  54         b = 100 * percent
  55         return (a < b)
  56
  57 def jobStatQuery(jTree,sname):
  58         plus = 0
  59         growthRate = 0.0
  60         chance = 0.0
  61
  62         jStatQuery = jTree.xpathEval("//stat[@name='" + sname + "']")
  63
  64         if jStatQuery != []:
  65                 jStatElem = jStatQuery[0]
  66
  67                 if jStatElem.prop("plus") != None:
  68                         plus = int(jStatElem.prop("plus"))
  69
  70                 if jStatElem.prop("growthRate") != None:
  71                         growthRate = float(jStatElem.prop("growthRate"))
  72
  73                 if jStatElem.prop("chance") != None:
  74                         chance = float(jStatElem.prop("chance"))
  75
  76
  77         return (plus,chance,growthRate)