Method copy

src/main/java/field/graphics/Camera.java:142–159

()

			return new Vec3(target).fma(left, s);
		}

		public State copy() {
			State s = new State();
			s.io_disparity = this.io_disparity;
			s.io_disparity_per_distance = this.io_disparity_per_distance;
			s.io_frustra = this.io_frustra;
			s.aspect = this.aspect;
			s.far = this.far;
			s.near = this.near;
			s.fov = this.fov;
			s.rx = this.rx;
			s.ry = this.ry;
			s.sx = this.sx;
			s.sy = this.sy;
			s.target = new Vec3(target);
			s.position = new Vec3(position);
			s.up = new Vec3(up);
			return s;
		}

		@Override