Method getPosition

src/main/java/org/bukkit/util/BlockIterator.java:207–209

(double direction, double position, int blockPosition)

    }

    private double getPosition(double direction, double position, int blockPosition) {
        return direction > 0 ? (position - blockPosition) : (blockPosition + 1 - position);
    }

    private double getXPosition(@NotNull Vector direction, @NotNull Vector position, @NotNull Block block) {
        return getPosition(direction.getX(), position.getX(), block.getX());