s444409/DSZI_Survival
s444409/DSZI_Survival
2
1
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Add entity picking being adjustable for pure dt run and ga with dt run

Browse Source 
In pure dt mode player can choose the same object like water any times in a row.
In dt with ga mode player can't choose same object two times in a row.
This commit is contained in:
Michał Czekański 2020-05-24 23:40:13 +02:00
parent 1e4b44558c
commit 939c3f9072
2 changed files with 27 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/AI/GA_With_DT.py
View File

@ -144,7 +144,7 @@ def doSimulation(weights, map, decisionTree: SurvivalDT):
player.disableMovementTime()
while player.alive:
if player.movementTarget is None:
target = decisionTree.pickEntity(player, map)
target = decisionTree.pickEntity(player, map, pickForGa=True)
player.gotoToTarget(target, map)
player.update()
fitness = player.movePoints

48
src/AI/SurvivalDT.py
View File

@ -16,10 +16,11 @@ class SurvivalDT:
def __init__(self, entityPickingDecisionTree: DecisionTree):
self.entityPickingDecisionTree = entityPickingDecisionTree
def pickEntity(self, player, map):
def pickEntity(self, player, map, pickForGa=False):
"""
Select an entity to become the next goal for the player.
:param pickForGa: If picking is done for genetic algorithm then pick can't be the same as last.
:param player: Player object
:param map: Map object
"""
@ -65,29 +66,32 @@ class SurvivalDT:
dtRestPlaces,
dtWaters)
# If the choice happens to be the same as the last one pick something else.
if choice == map.getEntityOnCoord(player.getFacingCoord()):
if treeDecision == SurvivalClassification.FOOD:
dtFoods.remove(dtFoods[0])
nearestDtFood = dtFoods[0]
elif treeDecision == SurvivalClassification.WATER:
dtWaters.remove(dtWaters[0])
nearestDtWater = dtWaters[0]
elif treeDecision == SurvivalClassification.REST:
dtRestPlaces.remove(dtRestPlaces[0])
nearestDtRest = dtRestPlaces[0]
"""
If choice is being made for genetic algorithm then do not allow to pick same entity as before,
because fitness is being calculated by travelled fields, not time being alive.
So player shouldn't be standing and drinking water, but moving from one water field to another.
"""
if pickForGa:
# If the choice happens to be the same as the last one pick something else.
if choice.interactable == map.getEntityOnCoord(player.getFacingCoord()):
if treeDecision == SurvivalClassification.FOOD:
dtFoods.remove(dtFoods[0])
nearestDtFood = dtFoods[0]
elif treeDecision == SurvivalClassification.WATER:
dtWaters.remove(dtWaters[0])
nearestDtWater = dtWaters[0]
elif treeDecision == SurvivalClassification.REST:
dtRestPlaces.remove(dtRestPlaces[0])
nearestDtRest = dtRestPlaces[0]
currentSituation = SurvivalDTExample(None, playerStats.hungerAmount, playerStats.thirstAmount,
playerStats.staminaAmount,
dtFoods[0].dtDistanceFromPlayer, dtWaters[0].dtDistanceFromPlayer,
dtRestPlaces[0].dtDistanceFromPlayer,
nearestDtFood.getDtDistanceFromOtherInteractable(nearestDtWater.interactable))
currentSituation = SurvivalDTExample(None, playerStats.hungerAmount, playerStats.thirstAmount,
playerStats.staminaAmount,
nearestDtFood.dtDistanceFromPlayer, nearestDtWater.dtDistanceFromPlayer,
nearestDtRest.dtDistanceFromPlayer,
nearestDtFood.getDtDistanceFromOtherInteractable(nearestDtWater.interactable))
treeDecision, choice = self.__pickEntityAfterTreeDecision__(currentSituation, dtFoods,
dtRestPlaces, dtWaters)
print("Tree choice: ")
print(choice.getDescription())
treeDecision, choice = self.__pickEntityAfterTreeDecision__(currentSituation, dtFoods,
dtRestPlaces, dtWaters)
return choice.interactable