197 lines
7.6 KiB
Python
197 lines
7.6 KiB
Python
# =============================================================================
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# Copyright (C) 2010 Diego Duclos
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#
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# This file is part of pyfa.
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#
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# pyfa is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# pyfa is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with pyfa. If not, see <http://www.gnu.org/licenses/>.
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# =============================================================================
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import math
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from eos.saveddata.fit import Fit
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from eos.saveddata.targetProfile import TargetProfile
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from service.const import TargetResistMode
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class BaseWrapper:
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def __init__(self, item):
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self.item = item
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@property
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def isFit(self):
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return isinstance(self.item, Fit)
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@property
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def isProfile(self):
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return isinstance(self.item, TargetProfile)
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@property
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def name(self):
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if self.isFit:
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return '{} ({})'.format(self.item.name, self.item.ship.item.name)
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elif self.isProfile:
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return self.item.name
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return ''
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@property
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def shortName(self):
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if self.isFit:
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return '{} ({})'.format(self.item.name, self.item.ship.item.getShortName())
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elif self.isProfile:
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return self.item.name
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return ''
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def getMaxVelocity(self, extraMultipliers=None):
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if self.isFit:
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if extraMultipliers:
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maxVelocity = self.item.ship.getModifiedItemAttrWithExtraMods('maxVelocity', extraMultipliers=extraMultipliers)
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else:
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maxVelocity = self.item.ship.getModifiedItemAttr('maxVelocity')
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elif self.isProfile:
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maxVelocity = self.item.maxVelocity
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if extraMultipliers:
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maxVelocity *= _calculateMultiplier(extraMultipliers)
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else:
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maxVelocity = None
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return maxVelocity
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def getSigRadius(self, extraMultipliers=None):
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if self.isFit:
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if extraMultipliers:
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sigRadius = self.item.ship.getModifiedItemAttrWithExtraMods('signatureRadius', extraMultipliers=extraMultipliers)
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else:
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sigRadius = self.item.ship.getModifiedItemAttr('signatureRadius')
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elif self.isProfile:
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sigRadius = self.item.signatureRadius
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if extraMultipliers:
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sigRadius *= _calculateMultiplier(extraMultipliers)
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else:
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sigRadius = None
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return sigRadius
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def getRadius(self):
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if self.isFit:
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radius = self.item.ship.getModifiedItemAttr('radius')
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elif self.isProfile:
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radius = self.item.radius
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else:
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radius = None
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return radius
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class SourceWrapper(BaseWrapper):
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pass
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class TargetWrapper(BaseWrapper):
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def __init__(self, item):
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super().__init__(item=item)
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self.__resistMode = TargetResistMode.auto
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@property
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def resistMode(self):
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return self.__resistMode
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@resistMode.setter
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def resistMode(self, value):
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self.__resistMode = value
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def getResists(self):
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if self.isProfile:
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em = self.item.emAmount
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therm = self.item.thermalAmount
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kin = self.item.kineticAmount
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explo = self.item.explosiveAmount
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return em, therm, kin, explo
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if self.isFit:
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if self.resistMode == TargetResistMode.auto:
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return 0, 0, 0, 0
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elif self.resistMode == TargetResistMode.shield:
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return _getShieldResists(self.item.ship)
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elif self.resistMode == TargetResistMode.armor:
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return _getArmorResists(self.item.ship)
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elif self.resistMode == TargetResistMode.hull:
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return _getHullResists(self.item.ship)
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elif self.resistMode == TargetResistMode.weighedAverage:
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shieldEmRes, shieldThermRes, shieldKinRes, shieldExploRes = _getShieldResists(self.item.ship)
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armorEmRes, armorThermRes, armorKinRes, armorExploRes = _getArmorResists(self.item.ship)
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hullEmRes, hullThermRes, hullKinRes, hullExploRes = _getHullResists(self.item.ship)
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hpData = self.item.hp
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shieldHp = hpData['shield']
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armorHp = hpData['armor']
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hullHp = hpData['hull']
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totalHp = shieldHp + armorHp + hullHp
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totalEhpEm = shieldHp / (1 - shieldEmRes) + armorHp / (1 - armorEmRes) + hullHp / (1 - hullEmRes)
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totalEhpTherm = shieldHp / (1 - shieldThermRes) + armorHp / (1 - armorThermRes) + hullHp / (1 - hullThermRes)
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totalEhpKin = shieldHp / (1 - shieldKinRes) + armorHp / (1 - armorKinRes) + hullHp / (1 - hullKinRes)
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totalEhpExplo = shieldHp / (1 - shieldExploRes) + armorHp / (1 - armorExploRes) + hullHp / (1 - hullExploRes)
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weighedEmRes = 1 - totalHp / totalEhpEm
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weighedThermRes = 1 - totalHp / totalEhpTherm
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weighedKinRes = 1 - totalHp / totalEhpKin
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weighedExploRes = 1 - totalHp / totalEhpExplo
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return weighedEmRes, weighedThermRes, weighedKinRes, weighedExploRes
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return 0, 0, 0, 0
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# Just copy-paste penalization chain calculation code (with some modifications,
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# as multipliers arrive in different form) in here to not make actual attribute
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# calculations slower than they already are due to extra function calls
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def _calculateMultiplier(multipliers):
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val = 1
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for penalizedMultipliers in multipliers.values():
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# A quick explanation of how this works:
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# 1: Bonuses and penalties are calculated seperately, so we'll have to filter each of them
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l1 = [v[0] for v in penalizedMultipliers if v[0] > 1]
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l2 = [v[0] for v in penalizedMultipliers if v[0] < 1]
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# 2: The most significant bonuses take the smallest penalty,
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# This means we'll have to sort
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abssort = lambda _val: -abs(_val - 1)
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l1.sort(key=abssort)
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l2.sort(key=abssort)
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# 3: The first module doesn't get penalized at all
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# Any module after the first takes penalties according to:
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# 1 + (multiplier - 1) * math.exp(- math.pow(i, 2) / 7.1289)
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for l in (l1, l2):
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for i in range(len(l)):
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bonus = l[i]
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val *= 1 + (bonus - 1) * math.exp(- i ** 2 / 7.1289)
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return val
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def _getShieldResists(ship):
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em = 1 - ship.getModifiedItemAttr('shieldEmDamageResonance')
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therm = 1 - ship.getModifiedItemAttr('shieldThermalDamageResonance')
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kin = 1 - ship.getModifiedItemAttr('shieldKineticDamageResonance')
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explo = 1 - ship.getModifiedItemAttr('shieldExplosiveDamageResonance')
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return em, therm, kin, explo
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def _getArmorResists(ship):
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em = 1 - ship.getModifiedItemAttr('armorEmDamageResonance')
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therm = 1 - ship.getModifiedItemAttr('armorThermalDamageResonance')
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kin = 1 - ship.getModifiedItemAttr('armorKineticDamageResonance')
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explo = 1 - ship.getModifiedItemAttr('armorExplosiveDamageResonance')
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return em, therm, kin, explo
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def _getHullResists(ship):
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em = 1 - ship.getModifiedItemAttr('emDamageResonance')
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therm = 1 - ship.getModifiedItemAttr('thermalDamageResonance')
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kin = 1 - ship.getModifiedItemAttr('kineticDamageResonance')
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explo = 1 - ship.getModifiedItemAttr('explosiveDamageResonance')
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return em, therm, kin, explo
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