directionalMove {LobsterCatch}

This function models movement of lobsters toward the trap.The distance of lobsters to trap determines the magnitude of those moves. As lobster gets closer to the trap, the magnitude of its directional move becomes larger and the random move becomes smaller.

Description

This function models movement of lobsters toward the trap.The distance of lobsters to trap determines the magnitude of those moves. As lobster gets closer to the trap, the magnitude of its directional move becomes larger and the random move becomes smaller.

Usage

directionalMove(
  Lobster,
  dStep,
  minDistoTrap,
  Trap,
  radiusOfInfluence,
  currentZoI
)

Arguments

Lobster

location of lobster in the grid in x and y coordinates.

dStep

Distance that each lobster moves during one time step.

minDistoTrap

Distance from the trap.

Trap

location of trap in the arena.

radiusOfInfluence

Radius of influence for the baited trap.

currentZoI

Radius of influence in each time step given the bait shrinkage.

Value

Returns the new coordinates of each lobster in the arena after each directional move.