package net.CyanWool.api.utils;
import java.util.Random;
import net.CyanWool.api.world.Location;
import net.CyanWool.api.world.World;
public class Vector {
private static Random random = new Random();
private static double epsilon = 0.000001;
private double x;
private double y;
private double z;
public Vector() {
this.x = 0;
this.y = 0;
this.z = 0;
}
public Vector(int x, int y, int z) {
this.x = x;
this.y = y;
this.z = z;
}
public Vector(double x, double y, double z) {
this.x = x;
this.y = y;
this.z = z;
}
public Vector(float x, float y, float z) {
this.x = x;
this.y = y;
this.z = z;
}
public Vector add(Vector vec) {
x += vec.x;
y += vec.y;
z += vec.z;
return this;
}
public Vector subtract(Vector vec) {
x -= vec.x;
y -= vec.y;
z -= vec.z;
return this;
}
public Vector multiply(Vector vec) {
x *= vec.x;
y *= vec.y;
z *= vec.z;
return this;
}
public Vector divide(Vector vec) {
x /= vec.x;
y /= vec.y;
z /= vec.z;
return this;
}
public Vector copy(Vector vec) {
x = vec.x;
y = vec.y;
z = vec.z;
return this;
}
public double length() {
return Math.sqrt(NumberConversions.square(x) + NumberConversions.square(y) + NumberConversions.square(z));
}
public double lengthSquared() {
return NumberConversions.square(x) + NumberConversions.square(y) + NumberConversions.square(z);
}
public double distance(Vector o) {
return Math.sqrt(NumberConversions.square(x - o.x) + NumberConversions.square(y - o.y) + NumberConversions.square(z - o.z));
}
public double distanceSquared(Vector o) {
return NumberConversions.square(x - o.x) + NumberConversions.square(y - o.y) + NumberConversions.square(z - o.z);
}
public float angle(Vector other) {
double dot = dot(other) / (length() * other.length());
return (float) Math.acos(dot);
}
public Vector midpoint(Vector other) {
x = (x + other.x) / 2;
y = (y + other.y) / 2;
z = (z + other.z) / 2;
return this;
}
public Vector getMidpoint(Vector other) {
double x = (this.x + other.x) / 2;
double y = (this.y + other.y) / 2;
double z = (this.z + other.z) / 2;
return new Vector(x, y, z);
}
public Vector multiply(int m) {
x *= m;
y *= m;
z *= m;
return this;
}
public Vector multiply(double m) {
x *= m;
y *= m;
z *= m;
return this;
}
public Vector multiply(float m) {
x *= m;
y *= m;
z *= m;
return this;
}
public double dot(Vector other) {
return x * other.x + y * other.y + z * other.z;
}
public Vector crossProduct(Vector o) {
double newX = y * o.z - o.y * z;
double newY = z * o.x - o.z * x;
double newZ = x * o.y - o.x * y;
x = newX;
y = newY;
z = newZ;
return this;
}
public Vector normalize() {
double length = length();
x /= length;
y /= length;
z /= length;
return this;
}
public Vector zero() {
x = 0;
y = 0;
z = 0;
return this;
}
public boolean isInAABB(Vector min, Vector max) {
return x >= min.x && x <= max.x && y >= min.y && y <= max.y && z >= min.z && z <= max.z;
}
public boolean isInSphere(Vector origin, double radius) {
return (NumberConversions.square(origin.x - x) + NumberConversions.square(origin.y - y) + NumberConversions.square(origin.z - z)) <= NumberConversions.square(radius);
}
public double getX() {
return x;
}
public int getBlockX() {
return NumberConversions.floor(x);
}
public double getY() {
return y;
}
public int getBlockY() {
return NumberConversions.floor(y);
}
public double getZ() {
return z;
}
public int getBlockZ() {
return NumberConversions.floor(z);
}
public Vector setX(int x) {
this.x = x;
return this;
}
public Vector setX(double x) {
this.x = x;
return this;
}
public Vector setX(float x) {
this.x = x;
return this;
}
public Vector setY(int y) {
this.y = y;
return this;
}
public Vector setY(double y) {
this.y = y;
return this;
}
public Vector setY(float y) {
this.y = y;
return this;
}
public Vector setZ(int z) {
this.z = z;
return this;
}
public Vector setZ(double z) {
this.z = z;
return this;
}
public Vector setZ(float z) {
this.z = z;
return this;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof Vector)) {
return false;
}
Vector other = (Vector) obj;
return Math.abs(x - other.x) < epsilon && Math.abs(y - other.y) < epsilon && Math.abs(z - other.z) < epsilon && (this.getClass().equals(obj.getClass()));
}
public Location toLocation(World world) {
return new Location(world, x, y, z);
}
public Location toLocation(World world, float yaw, float pitch) {
return new Location(world, x, y, z, yaw, pitch);
}
public static double getEpsilon() {
return epsilon;
}
public static Vector getMinimum(Vector v1, Vector v2) {
return new Vector(Math.min(v1.x, v2.x), Math.min(v1.y, v2.y), Math.min(v1.z, v2.z));
}
public static Vector getMaximum(Vector v1, Vector v2) {
return new Vector(Math.max(v1.x, v2.x), Math.max(v1.y, v2.y), Math.max(v1.z, v2.z));
}
public static Vector getRandom() {
return new Vector(random.nextDouble(), random.nextDouble(), random.nextDouble());
}
}