90 lines
3.3 KiB
Python
90 lines
3.3 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 gui.builtinGraphs.base import SmoothPointGetter
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class Time2CapAmountGetter(SmoothPointGetter):
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def _getCommonData(self, miscParams, fit, tgt):
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return {
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'maxCapAmount': fit.ship.getModifiedItemAttr('capacitorCapacity'),
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'capRegenTime': fit.ship.getModifiedItemAttr('rechargeRate') / 1000}
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def _calculatePoint(self, x, miscParams, fit, tgt, commonData):
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y = calculateCapAmount(
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maxCapAmount=commonData['maxCapAmount'],
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capRegenTime=commonData['capRegenTime'],
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time=x)
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return y
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class Time2CapRegenGetter(SmoothPointGetter):
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def _getCommonData(self, miscParams, fit, tgt):
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return {
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'maxCapAmount': fit.ship.getModifiedItemAttr('capacitorCapacity'),
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'capRegenTime': fit.ship.getModifiedItemAttr('rechargeRate') / 1000}
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def _calculatePoint(self, x, miscParams, fit, tgt, commonData):
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currentCapAmount = calculateCapAmount(
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maxCapAmount=commonData['maxCapAmount'],
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capRegenTime=commonData['capRegenTime'],
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time=x)
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y = calculateCapRegen(
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maxCapAmount=commonData['maxCapAmount'],
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capRegenTime=commonData['capRegenTime'],
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currentCapAmount=currentCapAmount)
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return y
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# Useless, but valid combination of x and y
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class CapAmount2CapAmountGetter(SmoothPointGetter):
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def _calculatePoint(self, x, miscParams, fit, tgt, commonData):
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return x
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class CapAmount2CapRegenGetter(SmoothPointGetter):
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def _getCommonData(self, miscParams, fit, tgt):
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return {
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'maxCapAmount': fit.ship.getModifiedItemAttr('capacitorCapacity'),
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'capRegenTime': fit.ship.getModifiedItemAttr('rechargeRate') / 1000}
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def _calculatePoint(self, x, miscParams, fit, tgt, commonData):
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y = calculateCapRegen(
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maxCapAmount=commonData['maxCapAmount'],
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capRegenTime=commonData['capRegenTime'],
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currentCapAmount=x)
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return y
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def calculateCapAmount(maxCapAmount, capRegenTime, time):
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# https://wiki.eveuniversity.org/Capacitor#Capacitor_recharge_rate
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return maxCapAmount * (1 + math.exp(5 * -time / capRegenTime) * -1) ** 2
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def calculateCapRegen(maxCapAmount, capRegenTime, currentCapAmount):
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# https://wiki.eveuniversity.org/Capacitor#Capacitor_recharge_rate
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return 10 * maxCapAmount / capRegenTime * (math.sqrt(currentCapAmount / maxCapAmount) - currentCapAmount / maxCapAmount)
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