/// <summary>
/// Force a player to jump!
/// </summary>
public virtual void StartJump(Character character)
{
CharacterActionJump actionJump = character.GetAction <CharacterActionJump>();
Assert.IsNotNull(actionJump, "(Jumper) Missing Monobehaviour CharacterActionJump at " + character.gameObject.GetFullName());
actionJump.ForceJump(
new JumpConstantSpring(character, jumpProperties.Clone(1))
);
}