SimpleJavaEngine/src/main/java/speiger/src/coreengine/math/vector/doubles/Vec2dImmutable.java

53 lines
1.2 KiB
Java

package speiger.src.coreengine.math.vector.doubles;
import java.util.Objects;
public class Vec2dImmutable implements Vec2d {
final double x;
final double y;
public Vec2dImmutable() {
x = 0D;
y = 0D;
}
public Vec2dImmutable(double value) {
x = value;
y = value;
}
public Vec2dImmutable(double x, double y) {
this.x = x;
this.y = y;
}
@Override
public boolean isMutable() { return false; }
@Override
public double getX() { return x; }
@Override
public double getY() { return y; }
@Override
public Vec2d setX(double x) { return this.x == x ? this : Vec2d.of(x, y); }
@Override
public Vec2d setY(double y) { return this.y == y ? this : Vec2d.of(x, y); }
@Override
public Vec2d copy() { return Vec2d.of(this); }
@Override
public Vec2d set(double x, double y) { return this.x == x && this.y == y ? this : Vec2d.of(x, y); }
@Override
public int hashCode() { return Objects.hash(x, y); }
@Override
public boolean equals(Object obj) {
if(obj instanceof Vec2d) {
Vec2d vec = (Vec2d)obj;
return vec.getX() == x && vec.getY() == y;
}
return false;
}
@Override
public String toString() { return "Vec2d[x="+x+", y="+y+"]"; }
}