mirror of
https://github.com/EDCD/coriolis.git
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252 lines
7.7 KiB
JavaScript
Executable File
252 lines
7.7 KiB
JavaScript
Executable File
/**
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* This module contains all of the logic and models corresponding to
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* information or behavoir in Elite Dangerous.
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*
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* This file contains values and functions that can be reused across the app.
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*
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* @requires ngLodash
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*/
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angular.module('shipyard', ['ngLodash'])
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// Create 'angularized' references to DB. This will aid testing
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.constant('ShipsDB', DB.ships)
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.constant('ComponentsDB', DB.components)
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.value('ArmourMultiplier', [
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1, // Lightweight
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1.4, // Reinforced
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1.945, // Military
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1.945, // Mirrored
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1.945 // Reactive
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])
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// Map to lookup group labels/names for component grp, used for JSON Serialization
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.value('GroupMap', {
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// Common
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pp: 'Power Plant',
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t: 'Thrusters',
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fsd: 'Frame Shift Drive',
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ls: 'Life Support',
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pd: 'Power Distributor',
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s: 'Sensors',
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ft: 'Fuel Tank',
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// Internal
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fs: 'Fuel Scoop',
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sc: 'Scanner',
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am: 'Auto Field-Maintenance Unit',
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cr: 'Cargo Rack',
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fi: 'Frame Shift Drive Interdictor',
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hb: 'Hatch Breaker Limpet Controller',
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hr: 'Hull Reinforcement Package',
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rf: 'Refinery',
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scb: 'Shield Cell Bank',
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sg: 'Shield Generator',
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psg: 'Prismatic Shield Generator',
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dc: 'Docking Computer',
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fx: 'Fuel Transfer Limpet Controller',
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pc: 'Prospector Limpet Controller',
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cc: 'Collector Limpet Controller',
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// Hard Points
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bl: 'Beam Laser',
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ul: 'Burst Laser',
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c: 'Cannon',
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cs: 'Cargo Scanner',
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cm: 'Countermeasure',
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fc: 'Fragment Cannon',
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ws: 'Frame Shift Wake Scanner',
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kw: 'Kill Warrant Scanner',
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nl: 'Mine Launcher',
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ml: 'Mining Laser',
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mr: 'Missile Rack',
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pa: 'Plasma Accelerator',
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mc: 'Multi-cannon',
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pl: 'Pulse Laser',
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rg: 'Rail Gun',
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sb: 'Shield Booster',
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tp: 'Torpedo Pylon'
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})
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.value('MountMap', {
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'F': 'Fixed',
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'G': 'Gimballed',
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'T': 'Turret',
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'Fixed': 'F',
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'Gimballed': 'G',
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'Turret': 'T'
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})
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/**
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* Array of all Ship properties (facets) organized into groups
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* used for ship comparisons.
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*
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* @type {Array}
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*/
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.value('ShipFacets', [
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{ // 0
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title: 'agility',
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props: ['agility'],
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unit: '',
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fmt: 'fCrd'
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},
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{ // 1
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title: 'speed',
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props: ['topSpeed', 'topBoost'],
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lbls: ['thrusters', 'boost'],
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unit: 'm/s',
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fmt: 'fCrd'
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},
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{ // 2
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title: 'armour',
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props: ['armour'],
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unit: '',
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fmt: 'fCrd'
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},
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{ // 3
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title: 'shields',
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props: ['shieldStrength'],
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unit: 'MJ',
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fmt: 'fRound'
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},
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{ // 4
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title: 'jump range',
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props: ['unladenRange', 'fullTankRange', 'ladenRange'],
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lbls: ['max', 'full tank', 'laden'],
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unit: 'LY',
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fmt: 'fRound'
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},
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{ // 5
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title: 'mass',
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props: ['unladenMass', 'ladenMass'],
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lbls: ['unladen', 'laden'],
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unit: 'T',
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fmt: 'fRound'
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},
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{ // 6
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title: 'cargo',
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props: ['cargoCapacity'],
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unit: 'T',
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fmt: 'fRound'
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},
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{ // 7
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title: 'fuel',
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props: ['fuelCapacity'],
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unit: 'T',
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fmt: 'fRound'
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},
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{ // 8
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title: 'power',
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props: ['powerRetracted', 'powerDeployed', 'powerAvailable'],
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lbls: ['retracted', 'deployed', 'available'],
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unit: 'MW',
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fmt: 'fPwr'
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},
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{ // 9
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title: 'cost',
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props: ['totalCost'],
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unit: 'CR',
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fmt: 'fCrd'
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},
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{ // 10
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title: 'total range',
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props: ['unladenTotalRange', 'ladenTotalRange'],
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lbls: ['unladen', 'laden'],
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unit: 'LY',
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fmt: 'fRound'
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},
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{ // 11
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title: 'DPS',
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props: ['totalDps'],
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lbls: ['DPS'],
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unit: '',
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fmt: 'fRound'
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}
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])
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/**
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* Set of all available / theoretical discounts
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*/
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.value('Discounts', {
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'0%': 1,
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'5%': 0.95,
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'10%': 0.90,
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'15%': 0.85,
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'20%': 0.80,
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'25%': 0.75
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})
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/**
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* Calculate the maximum single jump range based on mass and a specific FSD
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*
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* @param {number} mass Mass of a ship: laden, unlanden, partially laden, etc
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* @param {object} fsd The FDS object/component with maxfuel, fuelmul, fuelpower, optmass
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* @param {number} fuel Optional - The fuel consumed during the jump (must be less than the drives max fuel per jump)
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* @return {number} Distance in Light Years
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*/
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.value('calcJumpRange', function(mass, fsd, fuel) {
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return Math.pow(Math.min(fuel === undefined ? fsd.maxfuel : fuel, fsd.maxfuel) / fsd.fuelmul, 1 / fsd.fuelpower ) * fsd.optmass / mass;
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})
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/**
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* Calculate the total range based on mass and a specific FSD, and all fuel available
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*
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* @param {number} mass Mass of a ship: laden, unlanden, partially laden, etc
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* @param {object} fsd The FDS object/component with maxfuel, fuelmul, fuelpower, optmass
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* @param {number} fuel The total fuel available
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* @return {number} Distance in Light Years
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*/
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.value('calcTotalRange', function(mass, fsd, fuel) {
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var fuelRemaining = fuel % fsd.maxfuel; // Fuel left after making N max jumps
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var jumps = Math.floor(fuel / fsd.maxfuel);
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mass += fuelRemaining;
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// Going backwards, start with the last jump using the remaining fuel
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var totalRange = fuelRemaining > 0 ? Math.pow(fuelRemaining / fsd.fuelmul, 1 / fsd.fuelpower ) * fsd.optmass / mass : 0;
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// For each max fuel jump, calculate the max jump range based on fuel mass left in the tank
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for (var j = 0; j < jumps; j++) {
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mass += fsd.maxfuel;
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totalRange += Math.pow(fsd.maxfuel / fsd.fuelmul, 1 / fsd.fuelpower ) * fsd.optmass / mass;
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}
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return totalRange;
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})
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/**
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* Calculate the a ships shield strength based on mass, shield generator and shield boosters used.
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*
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* @param {number} mass Current mass of the ship
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* @param {number} shields Base Shield strength MJ for ship
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* @param {object} sg The shield generator used
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* @param {number} multiplier Shield multiplier for ship (1 + shield boosters if any)
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* @return {number} Approximate shield strengh in MJ
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*/
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.value('calcShieldStrength', function(mass, shields, sg, multiplier) {
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var opt;
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if (mass < sg.minmass) {
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return shields * multiplier * sg.minmul;
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}
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if (mass > sg.maxmass) {
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return shields * multiplier * sg.maxmul;
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}
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if (mass < sg.optmass) {
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opt = (sg.optmass - mass) / (sg.optmass - sg.minmass);
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opt = 1 - Math.pow(1 - opt, 0.87);
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return shields * multiplier * ((opt * sg.minmul) + ((1 - opt) * sg.optmul));
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} else {
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opt = (sg.optmass - mass) / (sg.maxmass - sg.optmass);
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opt = -1 + Math.pow(1 + opt, 2.425);
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return shields * multiplier * ( (-1 * opt * sg.maxmul) + ((1 + opt) * sg.optmul) );
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}
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})
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/**
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* Calculate the a ships speed based on mass, and thrusters.
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*
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* @param {number} mass Current mass of the ship
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* @param {number} baseSpeed Base speed m/s for ship
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* @param {number} baseBoost Base boost speed m/s for ship
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* @param {object} thrusters The Thrusters used
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* @param {number} pipSpeed Speed pip multiplier
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* @return {object} Approximate speed by pips
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*/
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.value('calcSpeed', function(mass, baseSpeed, baseBoost, thrusters, pipSpeed) {
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var multiplier = mass > thrusters.maxmass ? 0 : ((1 - thrusters.M) + (thrusters.M * Math.pow(3 - (2 * Math.max(0.5, mass / thrusters.optmass)), thrusters.P)));
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var speed = baseSpeed * multiplier;
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return {
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'0 Pips': speed * (1 - (pipSpeed * 4)),
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'2 Pips': speed * (1 - (pipSpeed * 2)),
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'4 Pips': speed,
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'boost': baseBoost * multiplier
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};
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});
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