update: small genetic improvements

gameobjects.py

@@ -46,7 +46,7 @@ class GameObject:
         self.image.set_colorkey(None)  # Explicitly disable colorkey
 
 class Horse(GameObject):
-    default_vacceleration = 0.3  # Default acceleration value
+    default_vacceleration = 0.2  # Default acceleration value
     vspeed = 0  # Vertical speed
     vacceleration = 0  # Vertical acceleration
     stopped = False  # Whether the horse is stopped

genetic_alg.py

@@ -49,7 +49,7 @@ class GeneticAlgorithm:
     def mutate(self, model: NeuralNetwork):
         for param in model.parameters():
             if torch.rand(1).item() < self.mutationRate:
-                param.data += torch.randn_like(param.data) * 0.1 * (1 if torch.rand(1).item() >= 0.5 else -1)
+                param.data += torch.randn_like(param.data) * 0.1
         return model
 
     def learn(self, fitness: list):

main.py

@@ -3,10 +3,10 @@ import sys
 from gameobjects import *
 from genetic_alg import GeneticAlgorithm
 
-POPULATION_SIZE = 50
+POPULATION_SIZE = 100
 MUTATION_RATE = 0.5
 POPULATION_NEW = 0.1
-POPULATION_BEST = 0.2
+POPULATION_BEST = 0.3
 FRAME_RATE = 160  # TODO: FIX THE INCORRECT FRAME RATE CORRELATION
 BARRIER_SPEED = 10
 BARRIER_DELAY = 100
@@ -60,12 +60,12 @@ def init_game():
     UI.add_horses(horses)
 
 
-def get_features(horse):
+def get_features(horse: Horse):
     features = [last_barrier.rect.topleft[0], last_barrier.rect.topleft[1],
                 last_barrier.rect.bottomright[0], last_barrier.rect.bottomright[1],
                 horse.rect.topleft[0], horse.rect.topleft[1],
                 horse.rect.bottomright[0], horse.rect.bottomright[1],
-                0, HEIGHT, BARRIER_SPEED]
+                0, HEIGHT, horse.vspeed, horse.vacceleration, BARRIER_SPEED]
     return features