Add delay to direction change
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survival/components/direction_component.py
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12
survival/components/direction_component.py
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@ -0,0 +1,12 @@
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from survival.enums import Direction
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class DirectionChangeComponent:
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def __init__(self, direction):
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self.direction = direction
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def rotate_left(self):
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self.direction = Direction.rotate_left(self.direction)
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def rotate_right(self):
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self.direction = Direction.rotate_right(self.direction)
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@ -1,4 +1,5 @@
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class PathfindingComponent:
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def __init__(self, target_pos):
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self.target_grid_pos = (int(target_pos[0] / 32), int(target_pos[1] / 32))
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self.current_target = None
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self.path = None
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@ -1,4 +1,5 @@
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from survival.enums import Direction
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from survival.settings import DIRECTION_CHANGE_DELAY
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class PositionComponent:
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@ -6,9 +7,10 @@ class PositionComponent:
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self.position = pos
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self.grid_position = grid_pos
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self.direction = Direction.DOWN
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self.direction_change_timer = DIRECTION_CHANGE_DELAY
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def rotate_left(self):
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self.direction = Direction.rotate_left(self.direction)
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return Direction.rotate_left(self.direction)
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def rotate_right(self):
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self.direction = Direction.rotate_right(self.direction)
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return Direction.rotate_right(self.direction)
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@ -1,3 +1,4 @@
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SCREEN_WIDTH = 1920
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SCREEN_HEIGHT = 1080
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RESOURCES_AMOUNT = 300
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DIRECTION_CHANGE_DELAY = 200
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27
survival/systems/direction_system.py
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27
survival/systems/direction_system.py
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from survival import esper
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from survival.components.direction_component import DirectionChangeComponent
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from survival.components.position_component import PositionComponent
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from survival.settings import DIRECTION_CHANGE_DELAY
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class DirectionSystem(esper.Processor):
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def process(self, dt):
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for ent, (pos, direction) in self.world.get_components(PositionComponent, DirectionChangeComponent):
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if pos.direction_change_timer > 0:
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pos.direction_change_timer -= dt
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continue
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dir_left = pos.rotate_left()
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dir_right = pos.rotate_right()
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pos.direction_change_timer = DIRECTION_CHANGE_DELAY
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if dir_left == direction.direction:
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pos.direction = dir_left
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elif dir_right == direction.direction:
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pos.direction = dir_right
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else:
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pos.direction = dir_left
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continue
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self.world.remove_component(ent, DirectionChangeComponent)
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@ -1,6 +1,7 @@
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import pygame
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from survival import esper
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from survival.components.direction_component import DirectionChangeComponent
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from survival.components.input_component import InputComponent
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from survival.components.moving_component import MovingComponent
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from survival.components.pathfinding_component import PathfindingComponent
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@ -25,8 +26,10 @@ class InputSystem(esper.Processor):
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if self.world.has_component(ent, MovingComponent):
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continue
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if keys[pygame.K_LEFT]:
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pos.rotate_left()
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if not self.world.has_component(ent, DirectionChangeComponent):
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self.world.add_component(ent, DirectionChangeComponent(pos.rotate_left()))
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elif keys[pygame.K_RIGHT]:
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pos.rotate_right()
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if not self.world.has_component(ent, DirectionChangeComponent):
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self.world.add_component(ent, DirectionChangeComponent(pos.rotate_right()))
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elif keys[pygame.K_UP]:
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self.world.add_component(ent, MovingComponent())
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@ -1,4 +1,5 @@
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from survival import esper
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from survival.components.direction_component import DirectionChangeComponent
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from survival.components.movement_component import MovementComponent
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from survival.components.moving_component import MovingComponent
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from survival.components.position_component import PositionComponent
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@ -18,17 +19,24 @@ class PathfindingMovementSystem(esper.Processor):
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if pathfinding.path is None:
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pathfinding.path = breadth_first_search(self.game_map, pos.grid_position, pathfinding.target_grid_pos)
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if len(pathfinding.path) < 1:
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if len(pathfinding.path) < 1 and pathfinding.current_target is None:
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self.world.remove_component(ent, PathfindingComponent)
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continue
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if self.world.has_component(ent, MovingComponent):
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continue
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target = pathfinding.path.pop(0)
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if pathfinding.current_target is None:
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target = pathfinding.path.pop(0)
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else:
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target = pathfinding.current_target
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vector = (target[0] - pos.grid_position[0], target[1] - pos.grid_position[1])
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direction = Direction.from_vector(vector)
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if direction != pos.direction:
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pos.direction = direction
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pathfinding.current_target = target
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self.world.add_component(ent, DirectionChangeComponent(direction))
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continue
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pathfinding.current_target = None
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self.world.add_component(ent, MovingComponent())
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@ -1,6 +1,7 @@
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from survival import esper
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from survival.systems.camera_system import CameraSystem
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from survival.systems.collision_system import CollisionSystem
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from survival.systems.direction_system import DirectionSystem
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from survival.systems.draw_system import DrawSystem
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from survival.systems.input_system import InputSystem
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from survival.systems.movement_system import MovementSystem
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@ -19,5 +20,6 @@ class WorldGenerator:
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world.add_processor(DrawSystem(camera))
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world.add_processor(TimeSystem())
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world.add_processor(PathfindingMovementSystem(game_map), priority=3)
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world.add_processor(DirectionSystem())
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return world
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