func (me *ghengis) tilePositions(env *antwar.Tile) map[*antwar.Tile]pos {
return map[*antwar.Tile]pos{
env.Here(): me.pos,
env.North(): pos{me.pos.x, me.pos.y + 1},
env.East(): pos{me.pos.x + 1, me.pos.y},
env.South(): pos{me.pos.x, me.pos.y - 1},
env.West(): pos{me.pos.x - 1, me.pos.y},
}
}
func (a *naiveAnt) Decide(env *antwar.Tile, brains []antwar.AntBrain) (decision antwar.Action, bringFood bool) {
if env.FoodCount() > 0 {
decision = a.directionHome()
} else if env.North().FoodCount() > 0 {
decision = antwar.NORTH
} else if env.East().FoodCount() > 0 {
decision = antwar.EAST
} else if env.South().FoodCount() > 0 {
decision = antwar.SOUTH
} else if env.West().FoodCount() > 0 {
decision = antwar.WEST
} else {
decision = a.directionOut()
}
a.update(decision)
bringFood = env.FoodCount() > 0
return
}
func (me *ghengis) Decide(env *antwar.Tile, brains []antwar.AntBrain) (decision antwar.Action, bringFood bool) {
tilePositions := me.tilePositions(env)
bringFood = false
if len(brains) > 0 {
for _, brain := range brains {
other, ok := brain.(*ghengis)
if !ok {
panic("Not a ghengis")
}
// Find the shortest way home
if other.distanceHome() < me.distanceHome() {
me.pos = other.pos
}
if me.destination == other.destination {
if me.turnsSinceUpdate > other.turnsSinceUpdate {
me.foodAtDestination = other.foodAtDestination
me.turnsSinceUpdate = other.turnsSinceUpdate
} else if me.turnsSinceUpdate < other.turnsSinceUpdate {
other.foodAtDestination = me.foodAtDestination
other.turnsSinceUpdate = me.turnsSinceUpdate
}
}
if me.foodAtDestination == 0 && other.foodAtDestination > 0 {
me.destination = other.destination
me.foodAtDestination = other.foodAtDestination
other.foodAtDestination--
}
/*if me.foodAtDestination > 0 && me.distanceToDestinationAndHome() > other.distanceToDestinationAndHome() {
me.destination = other.destination
}*/
}
}
for tile, tilePos := range tilePositions {
if moreFoodThanAnts(tile) {
me.foodAtDestination = extraFood(tile)
me.turnsSinceUpdate = 0
me.destination = tilePos
}
}
if env.FoodCount() > 0 {
bringFood = true
decision = me.directionHome()
} else {
decision = me.directionToDestination()
if decision == antwar.HERE {
me.setRandomDestination()
me.foodAtDestination = 0
me.turnsSinceUpdate = 1000
decision = me.directionToDestination()
}
}
me.updatePosition(decision)
if me.turnsSinceUpdate < 1000 {
me.turnsSinceUpdate++
}
return
}
func extraFood(t *antwar.Tile) int {
return t.FoodCount() - t.AntCount()
}
func moreFoodThanAnts(tile *antwar.Tile) bool {
return tile.FoodCount() > tile.AntCount() // && tile.Team() != "ghengis"
}