Method getMountedYOffset

src/main/java/net/minecraft/entity/Entity.java:2026–2029

Returns the Y offset from the entity's position for any entity riding this one.

()

     * Returns the Y offset from the entity's position for any entity riding this one.
     */
    public double getMountedYOffset()
    {
        return (double)this.height * 0.75D;
    }

    /**
     * Called when a player mounts an entity. e.g. mounts a pig, mounts a boat.