Sam
2a04e7917a
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Build Simulation and Test / Run All Tests (push) Failing after 28s
415 lines
14 KiB
Python
415 lines
14 KiB
Python
import math
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import random
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from world.base.brain import CellBrain
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from world.behavioral import BehavioralModel
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from world.world import Position, BaseEntity, Rotation
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import pygame
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from typing import Optional, List, Any, Union
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from world.utils import get_distance_between_objects
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from math import atan2, degrees
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class DebugRenderObject(BaseEntity):
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"""
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Debug object that renders as a circle and counts its neighbors.
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"""
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def __init__(self, position: Position, radius: int = 5) -> None:
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"""
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Initializes the debug render object.
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:param position: The position of the object.
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:param radius: The radius of the rendered circle.
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"""
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super().__init__(position, Rotation(angle=0))
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self.neighbors: int = 0
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self.radius: int = radius
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self.max_visual_width: int = radius * 2
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self.interaction_radius: int = 50
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self.flags: dict[str, bool] = {
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"death": False,
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"can_interact": True,
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}
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def tick(self, interactable: Optional[List[BaseEntity]] = None) -> "DebugRenderObject":
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"""
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Updates the object, counting the number of interactable neighbors.
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:param interactable: List of nearby entities.
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:return: Self.
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"""
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if interactable is None:
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interactable = []
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self.neighbors = len(interactable)
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return self
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def render(self, camera: Any, screen: Any) -> None:
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"""
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Renders the debug object as a circle, color intensity based on neighbors.
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:param camera: The camera object for coordinate transformation.
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:param screen: The Pygame screen surface.
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"""
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if camera.is_in_view(*self.position.get_position()):
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pygame.draw.circle(
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screen,
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(50, 50, min([255, (self.neighbors + 4) * 30])),
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camera.world_to_screen(*self.position.get_position()),
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int(self.radius * camera.zoom),
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)
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def __repr__(self) -> str:
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"""
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Returns a string representation of the object.
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:return: String representation.
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"""
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return f"DebugRenderObject({self.position}, neighbors={self.neighbors})"
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def chance_to_grow(decay_rate):
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return ((2**(-20*(decay_rate-1)))*12.5)+0.1
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def chance(percent):
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return random.random() < percent / 100
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class FoodObject(BaseEntity):
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"""
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Food object that decays over time and is rendered as a colored circle.
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"""
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def __init__(self, position: Position) -> None:
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"""
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Initializes the food object.
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:param position: The position of the food.
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"""
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super().__init__(position, Rotation(angle=0))
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self.max_visual_width: int = 8
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self.decay: int = 0
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self.decay_rate: int = 1
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self.max_decay = 200
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self.interaction_radius: int = 50
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self.neighbors: int = 0
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self.flags: dict[str, bool] = {
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"death": False,
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"can_interact": True,
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}
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def tick(self, interactable: Optional[List[BaseEntity]] = None) -> Union["FoodObject", List["FoodObject"]]:
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"""
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Updates the food object, increasing decay and flagging for death if decayed.
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:param interactable: List of nearby entities (unused).
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:return: Self
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"""
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if interactable is None:
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interactable = []
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# filter neighbors to only other food objects
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food_neighbors = [obj for obj in interactable if isinstance(obj, FoodObject)]
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self.neighbors = len(food_neighbors)
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if self.neighbors > 0:
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self.decay += self.decay_rate * (1 + (self.neighbors / 10))
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else:
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self.decay += self.decay_rate
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if self.decay > self.max_decay:
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self.decay = self.max_decay
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self.flag_for_death()
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grow_chance = chance_to_grow(self.decay_rate * (1 + (self.neighbors / 10)))
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# print(grow_chance)
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if chance(grow_chance):
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# print("Growing")
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duplicate_x, duplicate_y = self.position.get_position()
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duplicate_x += random.randint(-self.interaction_radius, self.interaction_radius)
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duplicate_y += random.randint(-self.interaction_radius, self.interaction_radius)
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return [self, FoodObject(Position(x=duplicate_x, y=duplicate_y))]
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return self
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def normalize_decay_to_color(self) -> int:
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"""
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Normalizes the decay value to a color component.
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:return: Normalized decay value (0-255).
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"""
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return self.decay / self.max_decay * 255 if self.max_decay > 0 else 0
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def render(self, camera: Any, screen: Any) -> None:
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"""
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Renders the food object as a decaying colored circle.
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:param camera: The camera object for coordinate transformation.
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:param screen: The Pygame screen surface.
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"""
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if camera.is_in_view(*self.position.get_position()):
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pygame.draw.circle(
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screen,
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(255 - self.normalize_decay_to_color(), 0, 0),
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camera.world_to_screen(*self.position.get_position()),
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int((self.max_visual_width // 2) * camera.zoom)
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)
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def __repr__(self) -> str:
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"""
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Returns a string representation of the food object.
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:return: String representation.
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"""
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return f"FoodObject({self.position}, decay={self.decay:.1f}, decay_rate={self.decay_rate * (1 + (self.neighbors / 10))})"
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class TestVelocityObject(BaseEntity):
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"""
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Test object that moves in a randomly set direction.
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"""
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def __init__(self, position: Position) -> None:
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"""
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Initializes the test velocity object.
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:param position: The position of the object.
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"""
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super().__init__(position, Rotation(angle=random.randint(0, 360)))
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self.velocity = (random.uniform(-0.1, 0.5), random.uniform(-0.1, 0.5))
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self.max_visual_width: int = 10
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self.interaction_radius: int = 50
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self.flags: dict[str, bool] = {
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"death": False,
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"can_interact": True,
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}
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def tick(self, interactable: Optional[List[BaseEntity]] = None) -> "TestVelocityObject":
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"""
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Updates the object by moving it according to its velocity.
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:param interactable: List of nearby entities (unused).
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:return: Self.
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"""
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if interactable is None:
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interactable = []
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x, y = self.position.get_position()
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x += self.velocity[0]
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y += self.velocity[1]
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self.position.set_position(x, y)
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return self
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def render(self, camera: Any, screen: Any) -> None:
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"""
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Renders the test object as a circle.
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:param camera: The camera object for coordinate transformation.
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:param screen: The Pygame screen surface.
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"""
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if camera.is_in_view(*self.position.get_position()):
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pygame.draw.circle(
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screen,
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(0, 255, 0),
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camera.world_to_screen(*self.position.get_position()),
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int(5 * camera.zoom)
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)
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def __repr__(self) -> str:
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"""
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Returns a string representation of the test object.
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:return: String representation.
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"""
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return f"TestVelocityObject({self.position}, velocity={self.velocity})"
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class DefaultCell(BaseEntity):
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"""
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Cell object
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"""
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def __init__(self, starting_position: Position, starting_rotation: Rotation) -> None:
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"""
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Initializes the cell.
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:param starting_position: The position of the object.
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"""
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super().__init__(starting_position, starting_rotation)
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self.drag_coefficient: float = 0.1
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self.velocity: tuple[int, int] = (0, 0)
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self.acceleration: tuple[int, int] = (0, 0)
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self.rotational_velocity: int = 0
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self.angular_acceleration: int = 0
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self.behavioral_model: CellBrain = CellBrain()
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self.max_visual_width: int = 10
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self.interaction_radius: int = 50
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self.flags: dict[str, bool] = {
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"death": False,
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"can_interact": True,
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}
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self.tick_count = 0
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def set_brain(self, behavioral_model: CellBrain) -> None:
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self.behavioral_model = behavioral_model
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def tick(self, interactable: Optional[List[BaseEntity]] = None) -> "DefaultCell":
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"""
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Updates the cell according to its behavioral model.
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:param interactable: List of nearby entities (unused).
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:return: Self.
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"""
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self.tick_count += 1
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if self.tick_count % 100 == 0:
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self.behavioral_model = self.behavioral_model.mutate(1)
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if interactable is None:
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interactable = []
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# filter interactable objects
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food_objects = self.filter_food(interactable)
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# grab the closest food
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if len(food_objects) > 0:
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food_object = food_objects[0]
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else:
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food_object = FoodObject(self.position)
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angle_between_food = self.calculate_angle_between_food(self.position.get_position(), self.rotation.get_rotation(), food_object.position.get_position())
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input_data = {
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"distance": get_distance_between_objects(self, food_object),
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"angle": angle_between_food,
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}
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output_data = self.behavioral_model.tick(input_data)
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# clamp accelerations
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output_data["linear_acceleration"] = max(-0.1, min(0.1, output_data["linear_acceleration"]))
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output_data["angular_acceleration"] = max(-0.1, min(0.1, output_data["angular_acceleration"]))
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# 2. Apply drag force
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drag_coefficient = 0.02
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drag_x = -self.velocity[0] * drag_coefficient
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drag_y = -self.velocity[1] * drag_coefficient
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# 3. Combine all forces
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total_linear_accel = output_data["linear_acceleration"]
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total_linear_accel = max(-0.1, min(0.1, total_linear_accel))
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# 4. Convert to world coordinates
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x_component = total_linear_accel * math.cos(math.radians(self.rotation.get_rotation()))
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y_component = total_linear_accel * math.sin(math.radians(self.rotation.get_rotation()))
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# 5. Add drag to total acceleration
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total_accel_x = x_component + drag_x
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total_accel_y = y_component + drag_y
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self.acceleration = (total_accel_x, total_accel_y)
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rotational_drag = 0.05
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self.angular_acceleration = output_data["angular_acceleration"] - self.rotational_velocity * rotational_drag
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# tick acceleration
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velocity_x = self.velocity[0] + self.acceleration[0]
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velocity_y = self.velocity[1] + self.acceleration[1]
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self.velocity = (velocity_x, velocity_y)
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# # clamp velocity
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max_speed = 0.5
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speed = math.sqrt(self.velocity[0] ** 2 + self.velocity[1] ** 2)
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if speed > max_speed:
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scale = max_speed / speed
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self.velocity = (self.velocity[0] * scale, self.velocity[1] * scale)
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# tick velocity
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x, y = self.position.get_position()
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x += self.velocity[0]
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y += self.velocity[1]
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self.position.set_position(x, y)
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# tick rotational acceleration
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self.angular_acceleration = output_data["angular_acceleration"]
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self.rotational_velocity += self.angular_acceleration
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# clamp rotational velocity
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self.rotational_velocity = max(-3, min(3, self.rotational_velocity))
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# tick rotational velocity
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self.rotation.set_rotation(self.rotation.get_rotation() + self.rotational_velocity)
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return self
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@staticmethod
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def calculate_angle_between_food(object_position, object_rotation, food_position) -> float:
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"""
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Calculates the angle between an object's current rotation and the position of the food.
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:param object_position: Tuple of (x, y) for the object's position.
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:param object_rotation: Current rotation of the object in degrees.
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:param food_position: Tuple of (x, y) for the food's position.
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:return: Angle between -180 and 180 degrees.
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"""
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obj_x, obj_y = object_position
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food_x, food_y = food_position
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# Calculate the angle to the food relative to the object
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angle_to_food = math.degrees(math.atan2(food_y - obj_y, food_x - obj_x))
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# Calculate the relative angle to the object's rotation
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angle_between = angle_to_food - object_rotation
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# Normalize the angle to be between -180 and 180 degrees
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if angle_between > 180:
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angle_between -= 360
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elif angle_between < -180:
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angle_between += 360
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return angle_between
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def filter_food(self, input_objects: List[BaseEntity]) -> List[FoodObject]:
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"""
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Filters the input objects to only include food. Sort output by distance, closest first
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"""
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food_objects = []
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for obj in input_objects:
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if isinstance(obj, FoodObject):
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food_objects.append(obj)
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food_objects.sort(key=lambda x: get_distance_between_objects(self, x))
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return food_objects
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def render(self, camera: Any, screen: Any) -> None:
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"""
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Renders the cell as a circle.
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:param camera: The camera object for coordinate transformation.
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:param screen: The Pygame screen surface.
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"""
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if camera.is_in_view(*self.position.get_position()):
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pygame.draw.circle(
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screen,
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(0, 255, 0),
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camera.world_to_screen(*self.position.get_position()),
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int(5 * camera.zoom)
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)
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def __repr__(self):
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position = f"({round(self.position.x, 1)}, {round(self.position.y, 1)})"
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velocity = tuple(round(value, 1) for value in self.velocity)
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acceleration = tuple(round(value, 1) for value in self.acceleration)
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return f"DefaultCell(position={position}, velocity={velocity}, acceleration={acceleration}"
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