61 lines
2.0 KiB
Python
61 lines
2.0 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 .base import FitGraph, XDef, YDef, Input
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class FitCapAmountVsTimeGraph(FitGraph):
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name = 'Capacitor'
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# UI stuff
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@property
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def xDefs(self):
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return [XDef(handle='time', unit='s', label='Time', mainInput=('time', 's'))]
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@property
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def yDefs(self):
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return [YDef(handle='capAmount', unit='GJ', label='Cap amount')]
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@property
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def inputs(self):
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return [Input(handle='time', unit='s', label='Time', iconID=1392, defaultValue=120, defaultRange=(0, 300), mainOnly=False)]
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# Calculation stuff
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def _time2capAmount(self, mainInput, miscInputs, fit, tgt):
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xs = []
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ys = []
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maxCap = fit.ship.getModifiedItemAttr('capacitorCapacity')
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regenTime = fit.ship.getModifiedItemAttr('rechargeRate') / 1000
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for time in self._iterLinear(mainInput[1]):
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# https://wiki.eveuniversity.org/Capacitor#Capacitor_recharge_rate
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cap = maxCap * (1 + math.exp(5 * -time / regenTime) * -1) ** 2
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xs.append(time)
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ys.append(cap)
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return xs, ys
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_getters = {
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('time', 'capAmount'): _time2capAmount}
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FitCapAmountVsTimeGraph.register()
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