def check_death(self, world):
"""Check if potassium bacteria should die.
:param sandbox.simulate_world.World world: The world object
"""
x_y_key = utils.get_x_y_key(self.x_position, self.y_position)
if world.world_map[x_y_key].potassium > self.DEATH_CONCENTRATION:
self._die(world)
def _die(self, world):
"""Kill the potassium bacteria.
:param sandbox.simulation_world.World world: The world object
"""
x_y_key = utils.get_x_y_key(self.x_position, self.y_position)
world.world_map[x_y_key].potassium += 3
world.global_bacteria.remove(self)
def _die(self, world):
"""Kill the tree.
:param sandbox.simulation_world.World world: The world object
"""
x_y_key = utils.get_x_y_key(self.x_position, self.y_position)
world.world_map[x_y_key].tree_matter += 10
world.global_plants.remove(self)
world.world_map[x_y_key].beings['tree'].remove(self)
def spawn_tree(self, x_position, y_position):
"""Spawn a single tree.
:param int x_position: The x position of this tree
:param int y_position: The y position of this tree
"""
tree = simulate_plants.TreePlant(x_position, y_position)
x_y_key = utils.get_x_y_key(x_position, y_position)
self.world.global_plants.append(tree)
self.world.world_map[x_y_key].beings['tree'].append(tree)
def spawn_grass_plant(self, x_position, y_position):
"""Spawn a single grass plant.
:param int x_position: The x position of this grass plant
:param int y_position: The y position of this grass plant
"""
plant = simulate_plants.GrassPlant(x_position, y_position)
x_y_key = utils.get_x_y_key(x_position, y_position)
self.world.global_plants.append(plant)
self.world.world_map[x_y_key].beings['grass'].append(plant)
def __init__(self, max_x_size, max_y_size):
self.max_x_size = max_x_size
self.max_y_size = max_y_size
self.time = 0
self.world_map = {}
for x_val in range(0, self.max_x_size):
for y_val in range(0, self.max_x_size):
x_y_key = utils.get_x_y_key(x_val, y_val)
self.world_map[x_y_key] = Land(x_val, y_val)
self.global_bacteria = []
self.global_plants = []
def reproduce(self, world):
"""Make a new child grass plant.
:param sandbox.simulate_world.World world: The world object
:rtype: sandbox.simulate_plants.GrassPlant
"""
new_x_position, new_y_position = utils.get_new_position(
self.x_position, self.y_position, world.max_x_size,
world.max_y_size, 2)
child = GrassPlant(new_x_position, new_y_position)
x_y_key = utils.get_x_y_key(new_x_position, new_y_position)
world.global_plants.append(child)
world.world_map[x_y_key].beings['grass'].append(child)
def _die(self, world):
"""Kill the grass plant.
:param sandbox.simulation_world.World world: The world object
"""
x_y_key = utils.get_x_y_key(self.x_position, self.y_position)
world.world_map[x_y_key].plant_matter += 1
world.world_map[x_y_key].carbon += 1
self.spawn_bacteria(world)
self.spawn_bacteria(world)
self.spawn_bacteria(world)
world.global_plants.remove(self)
world.world_map[x_y_key].beings['grass'].remove(self)
def check_death(self, world):
"""Check if grass plant should die.
:param sandbox.simulate_world.World world: The world object
"""
x_y_key = utils.get_x_y_key(self.x_position, self.y_position)
world.world_map[
x_y_key].nitrogen -= self.DEATH_CONCENTRATION * 2 / self.max_lifetime
world.world_map[
x_y_key].phosphorus -= self.DEATH_CONCENTRATION * 1 / self.max_lifetime
world.world_map[
x_y_key].potassium -= self.DEATH_CONCENTRATION * 1 / self.max_lifetime
if world.world_map[x_y_key].nitrogen < 0 or \
world.world_map[x_y_key].phosphorus < 0 or \
world.world_map[x_y_key].potassium < 0:
self._die(world)
return
if len(world.world_map[x_y_key].beings['grass']) > 10:
self._die(world)
return
def plot_bacteria(world):
"""Plot the bacteria in the world.
:param sandbox.simulate_world.World world: The world object
"""
print('*'*100)
print(world.time)
bacteria_count = {}
for bacteria in world.global_bacteria:
if str(bacteria) in bacteria_count:
bacteria_count[str(bacteria)] += 1
else:
bacteria_count[str(bacteria)] = 1
print(bacteria_count)
nitrogen = 0
phosphorus = 0
potassium = 0
carbon = 0
plant_matter = 0
tree_matter = 0
grass = 0
trees = 0
for x_val in range(0, world.max_x_size):
for y_val in range(0, world.max_y_size):
x_y_key = utils.get_x_y_key(x_val, y_val)
nitrogen += world.world_map[x_y_key].nitrogen
phosphorus += world.world_map[x_y_key].phosphorus
potassium += world.world_map[x_y_key].potassium
carbon += world.world_map[x_y_key].carbon
plant_matter += world.world_map[x_y_key].plant_matter
tree_matter += world.world_map[x_y_key].tree_matter
grass += len(world.world_map[x_y_key].beings['grass'])
trees += len(world.world_map[x_y_key].beings['tree'])
print('nitrogen:{} phosphorus:{} potassium:{} carbon:{}'
.format(nitrogen, phosphorus, potassium, carbon))
print('plant_matter:{} tree_matter:{}'
.format(plant_matter, tree_matter))
print('grass: {} trees:{}'.format(grass, trees))
