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annotate gamelib/schematics.py @ 85:182fce9f70b6

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Propaganda! Also, a fix to blueprint breakthroughs.
author Jeremy Thurgood <firxen@gmail.com>
date Wed, 09 May 2012 20:02:28 +0200
parents 52913ba12988
children c57b5b46d3e0
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1 # -*- test-case-name: gamelib.tests.test_schematics -*-
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3 from gamelib import research
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4 from gamelib.game_base import Science
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7 class SchematicCategorySet(object):
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8 def __init__(self, *categories):
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9 for cat in categories:
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10 setattr(self, cat, cat.lower().replace('_', ' '))
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11
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12 cat = SchematicCategorySet(
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13 'HAND_WEAPON',
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14 'VEHICLE',
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15 'DOOMSDAY_DEVICE',
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16 'PATHOGEN',
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17 'MIND_CONTROL',
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18 )
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21 class Schematic(Science):
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22 # For all Schematics
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23 SCIENCE_TYPE = 'schematic'
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24
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25 # Acquisition
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26 STARTING_PRODUCT = False
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27 ACQUISITION_CHANCE = 0.8
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28 CATEGORIES = ()
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29
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30 # Costs
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31 UPGRADE_REQUIREMENT = 1
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32 COST = None
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33
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34 # Power and reliability
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35 PROTOTYPE_RELIABILITY = 0.4
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36 PRODUCTION_RELIABILITY = 0.8
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37 BASE_POWER = None
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38 POWER_INCREMENT = None
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40 def can_spend(self, lab, spend):
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41 extra = self.UPGRADE_REQUIREMENT * self.points + spend
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42 return lab.meet_requirements(self, extra)
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44 def is_a(self, category):
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45 return category in self.CATEGORIES
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47 def reliability(self):
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48 if self.points:
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49 exp = 1 + 0.5 * (self.points - 1)
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50 return 1.0 - ((1.0 - self.PRODUCTION_RELIABILITY) ** exp)
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51 return self.PROTOTYPE_RELIABILITY
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52
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53 def power(self):
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54 power = self.BASE_POWER
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55 if None not in (power, self.POWER_INCREMENT):
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56 power += self.POWER_INCREMENT * self.points
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57 return power
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60 class MachineGun(Schematic):
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61 NAME = "machine gun"
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62 COST = 100
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63 CATEGORIES = (cat.HAND_WEAPON,)
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64 STARTING_PRODUCT = True
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65
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66 def __init__(self, points=0):
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67 self.points = 1
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68
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69 def spend_point(self):
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70 raise NotImplementedError()
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72 def can_spend(self, lab, spend):
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73 return False
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76 class LightningGun(Schematic):
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77 NAME = "lightning gun"
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78 COST = 300
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79 CATEGORIES = (cat.HAND_WEAPON,)
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80 PREREQUISITES = (
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81 (research.Tesla, 1),
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82 )
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85 class TeslaTank(Schematic):
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86 NAME = "tesla tank"
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87 COST = 1000
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88 CATEGORIES = (cat.VEHICLE,)
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89 PREREQUISITES = (
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90 (research.Tesla, 3),
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91 )
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94 class DoomsdayVirus(Schematic):
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95 NAME = "doomsday virus"
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96 COST = 100000
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97 CATEGORIES = (cat.DOOMSDAY_DEVICE, cat.PATHOGEN)
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98 PREREQUISITES = (
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9d61abb3cfaf Better subclass handling.
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99 (research.Biogenetics, 5),
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100 )
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102
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103 class PropagandaMachine(Schematic):
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104 NAME = "propaganda machine"
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105 COST = 1000
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106 CATEGORIES = (cat.MIND_CONTROL)
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107 PREREQUISITES = (
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108 (research.Psychology, 2),
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109 )