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extract Engine class

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This commit is contained in:
iMoHax
2015-08-05 16:06:03 +03:00
parent 424304d9a8
commit ac7425c492
2 changed files with 115 additions and 91 deletions
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115
core/src/main/java/ru/trader/core/Engine.java Normal file
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@@ -0,0 +1,115 @@
package ru.trader.core;
import java.util.ArrayList;
import java.util.List;
public class Engine {
private int rating;
private int clazz;
private final static char MAX_ENGINE_RATING = 'E';
private final static int MAX_ENGINE_CLASS = 6;
//FSD multiplier by FSD Rating A,B,C ... etc * 0.001
//http://elite-dangerous.wikia.com/wiki/Frame_Shift_Drive
private final static double[] FSD_MULT = {0.012,0.010,0.008,0.010,0.011};
//FSD power multiplier by FSD Class 1,2,3 ... etc
private final static double[] FSD_POWER_MULT = {0,0,2.00,2.15,2.30,2.45,2.60,2.75,2.90};
//FSD Optimal Mass [class][rating]
private final static double[][] FSD_OPT_MASS = {
{},
{},
{90.0, 75.0, 60.0, 54.0, 48.0},
{150.0, 125.0, 100.0, 90.0, 80.0},
{525.0, 438.0, 350.0, 315.0, 280.0},
{1050.0, 875.0, 700.0, 630.0, 560.0},
{1800.0, 1500.0, 1200.0, 1080.0, 960.0}
};
//FSD Max fuel per jump [class][rating]
private final static double[][] FSD_MAX_FUEL= {
{},
{},
{0.90, 0.80, 0.60, 0.60, 0.60},
{1.80, 1.50, 1.20, 1.20, 1.20},
{3.00, 2.50, 2.00, 2.00, 2.00},
{5.00, 4.10, 3.30, 3.30, 3.30},
{8.00, 6.60, 5.30, 5.30, 5.30}
};
public Engine(int clazz, char rating) {
this.rating = rating - 'A';
this.clazz = clazz;
}
public char getRating() {
return (char)(rating + 'A');
}
public int getClazz() {
return clazz;
}
public double getOptMass() {
return FSD_OPT_MASS[clazz][rating];
}
public double getMaxFuel() {
return FSD_MAX_FUEL[clazz][rating];
}
public double getMultiplier(){
return FSD_MULT[rating];
}
public double getPowMultiplier(){
return FSD_POWER_MULT[clazz];
}
//https://forums.frontier.co.uk/showthread.php?p=643461#post643461
//Fuel Cost = Coefficient * (Distance * (Mass / Optimised Mass))^Power
public double getFuelCost(double distance, double mass){
return getMultiplier() * Math.pow(distance * (mass / getOptMass()), getPowMultiplier());
}
//return max fuel for jump to distance
public double getMaxFuel(double distance, double emptyTankMass){
double f = Math.pow(getMaxFuel()/getMultiplier(), 1/getPowMultiplier())*getOptMass()/distance - emptyTankMass;
return f < getMaxFuel() ? 0 : f;
}
public double getJumpRange(double fuel, double mass){
return Math.pow(Math.min(fuel, getMaxFuel())/getMultiplier(), 1/getPowMultiplier())*getOptMass()/mass;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof Engine)) return false;
Engine engine = (Engine) o;
return clazz == engine.clazz && rating == engine.rating;
}
@Override
public int hashCode() {
int result = rating;
result = 31 * result + clazz;
return result;
}
@Override
public String toString() {
return ""+clazz+getRating()+
" {optMass="+getOptMass()+
", fuelPJ="+getMaxFuel()+"}";
}
public static List<Engine> getEngines(){
List<Engine> engines = new ArrayList<>();
for (int c = 2; c <= MAX_ENGINE_CLASS; c++) {
for (char r = MAX_ENGINE_RATING; r >= 'A'; r--) {
engines.add(new Engine(c,r));
}
}
return engines;
}
}

91
core/src/main/java/ru/trader/core/Ship.java
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@@ -151,97 +151,6 @@ public class Ship {
'}'; '}';
} }
//FSD multiplier by FSD Rating A,B,C ... etc * 0.001
//http://elite-dangerous.wikia.com/wiki/Frame_Shift_Drive
private final static double[] FSD_MULT = {0.012,0.010,0.008,0.010,0.011};
//FSD power multiplier by FSD Class 1,2,3 ... etc
private final static double[] FSD_POWER_MULT = {0,0,2.00,2.15,2.30,2.45,2.60,2.75,2.90};
//FSD Optimal Mass [class][rating]
private final static double[][] FSD_OPT_MASS = {
{},
{},
{90.0, 75.0, 60.0, 54.0, 48.0},
{150.0, 125.0, 100.0, 90.0, 80.0},
{525.0, 438.0, 350.0, 315.0, 280.0},
{1050.0, 875.0, 700.0, 630.0, 560.0},
{1800.0, 1500.0, 1200.0, 1080.0, 960.0}
};
//FSD Max fuel per jump [class][rating]
private final static double[][] FSD_MAX_FUEL= {
{},
{},
{0.90, 0.80, 0.60, 0.60, 0.60},
{1.80, 1.50, 1.20, 1.20, 1.20},
{3.00, 2.50, 2.00, 2.00, 2.00},
{5.00, 4.10, 3.30, 3.30, 3.30},
{8.00, 6.60, 5.30, 5.30, 5.30}
};
private class Engine {
private int rating;
private int clazz;
private Engine(int clazz, char rating) {
setRating(rating);
this.clazz = clazz;
}
public char getRating() {
return (char)(rating + 'A');
}
public void setRating(char rating) {
this.rating = rating - 'A';
}
public int getClazz() {
return clazz;
}
public void setClazz(int clazz) {
this.clazz = clazz;
}
public double getOptMass() {
return FSD_OPT_MASS[clazz][rating];
}
public double getMaxFuel() {
return FSD_MAX_FUEL[clazz][rating];
}
public double getMultiplier(){
return FSD_MULT[rating];
}
public double getPowMultiplier(){
return FSD_POWER_MULT[clazz];
}
//https://forums.frontier.co.uk/showthread.php?p=643461#post643461
//Fuel Cost = Coefficient * (Distance * (Mass / Optimised Mass))^Power
public double getFuelCost(double distance, double mass){
return getMultiplier() * Math.pow(distance * (mass / getOptMass()), getPowMultiplier());
}
//return max fuel for jump to distance
public double getMaxFuel(double distance, double emptyTankMass){
double f = Math.pow(getMaxFuel()/getMultiplier(), 1/getPowMultiplier())*getOptMass()/distance - emptyTankMass;
return f < getMaxFuel() ? 0 : f;
}
public double getJumpRange(double fuel, double mass){
return Math.pow(Math.min(fuel, getMaxFuel())/getMultiplier(), 1/getPowMultiplier())*getOptMass()/mass;
}
@Override
public String toString() {
return ""+clazz+getRating()+
" {optMass="+getOptMass()+
", fuelPJ="+getMaxFuel()+"}";
}
}
private final static float FUEL_TABLE_STEP = 0.01f; private final static float FUEL_TABLE_STEP = 0.01f;
private FuelHelper[] fuelTable; private FuelHelper[] fuelTable;
private double maxJumpRange = Double.NaN; private double maxJumpRange = Double.NaN;