118 lines
4.6 KiB
Python
118 lines
4.6 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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from eos.calc import calculateLockTime
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from graphs.data.base import SmoothPointGetter
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ECM_BURST_DURATION = 30
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DRONE_LOCK_TIME = 2
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class TgtScanRes2TgtLockTimeGetter(SmoothPointGetter):
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def _getCommonData(self, miscParams, src, tgt):
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if miscParams['applyDamps']:
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tgtScanResMult = src.item.getDampMultScanRes()
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else:
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tgtScanResMult = 1
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return {
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'tgtScanResMult': tgtScanResMult,
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'sigRadius': src.item.ship.getModifiedItemAttr('signatureRadius')}
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def _calculatePoint(self, x, miscParams, src, tgt, commonData):
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scanRes = x
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time = calculateLockTime(
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srcScanRes=scanRes * commonData['tgtScanResMult'],
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tgtSigRadius=commonData['sigRadius'])
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return time
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class TgtScanRes2TgtLockUptimeGetter(TgtScanRes2TgtLockTimeGetter):
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def _calculatePoint(self, *args, **kwargs):
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# Assuming you ECM burst every 30 seconds, find out how long you
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# will be locked before you burst another time
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lockTime = super()._calculatePoint(*args, **kwargs)
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lockedTime = max(0, ECM_BURST_DURATION - lockTime)
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return lockedTime
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class SrcDmgBaseGetter(SmoothPointGetter):
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def _getCommonData(self, miscParams, src, tgt):
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if miscParams['applyDamps']:
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tgtScanResMult = src.item.getDampMultScanRes()
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else:
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tgtScanResMult = 1
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return {
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'tgtScanResMult': tgtScanResMult,
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'srcSigRadius': src.item.ship.getModifiedItemAttr('signatureRadius'),
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'srcEhp': sum(src.item.ehp.values()),
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'srcDpsWeapon': src.item.getWeaponDps().total,
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'srcDpsDrone': src.item.getDroneDps().total if miscParams['applyDrones'] else 0}
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@staticmethod
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def _calculateInflictedDamage(srcSigRadius, srcWeaponDps, srcDroneDps, srcEhp, tgtScanRes, tgtDps, uptimeAdjustment, uptimeAmountLimit):
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lockTime = calculateLockTime(srcScanRes=tgtScanRes, tgtSigRadius=srcSigRadius)
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lockUptime = max(0, ECM_BURST_DURATION - lockTime - uptimeAdjustment)
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lockDowntime = ECM_BURST_DURATION - lockUptime
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inflictedDmg = 0
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remainingEhp = srcEhp
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for i in range(int(uptimeAmountLimit)):
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timeAliveUnderFire = min(lockUptime, remainingEhp / tgtDps)
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timeAlive = lockDowntime + timeAliveUnderFire
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remainingEhp -= lockUptime * tgtDps
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inflictedDmg += timeAlive * srcWeaponDps
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inflictedDmg += max(0, timeAlive - DRONE_LOCK_TIME - 1) * srcDroneDps
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if remainingEhp <= 0:
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break
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return inflictedDmg
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class TgtScanRes2SrcDmgGetter(SrcDmgBaseGetter):
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def _calculatePoint(self, x, miscParams, src, tgt, commonData):
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damage = self._calculateInflictedDamage(
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srcSigRadius=commonData['srcSigRadius'],
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srcWeaponDps=commonData['srcDpsWeapon'],
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srcDroneDps=commonData['srcDpsDrone'],
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srcEhp=commonData['srcEhp'],
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tgtScanRes=x * commonData['tgtScanResMult'],
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tgtDps=miscParams['tgtDps'],
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uptimeAdjustment=miscParams['uptimeAdj'],
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uptimeAmountLimit=miscParams['uptimeAmtLimit'])
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return damage
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class TgtDps2SrcDmgGetter(SrcDmgBaseGetter):
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def _calculatePoint(self, x, miscParams, src, tgt, commonData):
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damage = self._calculateInflictedDamage(
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srcSigRadius=commonData['srcSigRadius'],
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srcWeaponDps=commonData['srcDpsWeapon'],
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srcDroneDps=commonData['srcDpsDrone'],
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srcEhp=commonData['srcEhp'],
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tgtScanRes=miscParams['tgtScanRes'] * commonData['tgtScanResMult'],
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tgtDps=x,
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uptimeAdjustment=miscParams['uptimeAdj'],
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uptimeAmountLimit=miscParams['uptimeAmtLimit'])
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return damage
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