23      SimulatorGUI(
int gridX, 
int gridY, 
int skillz, 
int bots_per_player, 
int obstacles_) : length(gridX),width(gridY),skill_points(skillz),initial_robots_per_combatant(bots_per_player),obstacles(obstacles_),current_sim(initial_robots_per_combatant,skill_points,length,width,obstacles) { }