586 lines
23 KiB
Python
586 lines
23 KiB
Python
import collections
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import json
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import re
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import time
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import random
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from itertools import count
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from copy import copy
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from mosfet import utils
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from mosfet import path
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from mosfet.info import blocks
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from mosfet.info import mobs
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class World:
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def __init__(self, global_state):
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self.g = global_state
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self._bed_occupancy_states = {}
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def block_at(self, x, y, z):
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return self.g.chunks.get_block_at(x, y, z)
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@staticmethod
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def _sign_component_text(value):
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if value is None:
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return ''
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if isinstance(value, str):
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stripped = value.strip()
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if stripped.startswith(('{', '[')):
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try:
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parsed = json.loads(stripped)
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except ValueError:
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return value
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if parsed != value:
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return World._sign_component_text(parsed)
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return value
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if isinstance(value, (list, tuple)):
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return ''.join(World._sign_component_text(part) for part in value)
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if isinstance(value, dict):
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text = value.get('text', '')
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if not text and value.get('translate'):
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text = value['translate']
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if isinstance(text, (dict, list)):
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text = World._sign_component_text(text)
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return (str(text) +
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World._sign_component_text(value.get('with', [])) +
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World._sign_component_text(value.get('extra', [])))
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return str(value)
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def find_signs(self, center, distance=16):
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"""Return nearby loaded signs as position/side/four-lines records."""
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result = []
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for position, entity in self.g.chunks.block_entities.items():
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if utils.phyp(center, position) > distance:
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continue
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data = entity.get('data') or {}
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for side in ('front', 'back'):
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text_data = data.get(side + '_text')
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if not isinstance(text_data, dict):
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continue
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messages = text_data.get('messages', [])
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lines = tuple(self._sign_component_text(line)
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for line in messages[:4])
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lines += ('',) * (4 - len(lines))
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if any(line.strip() for line in lines):
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result.append({
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'position': position, 'side': side, 'lines': lines,
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})
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if not any(key in data for key in ('front_text', 'back_text')):
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old_lines = tuple(self._sign_component_text(data.get(
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'Text{}'.format(index), '')) for index in range(1, 5))
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if any(line.strip() for line in old_lines):
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result.append({
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'position': position, 'side': 'front',
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'lines': old_lines,
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})
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result.sort(key=lambda sign: utils.phyp(center, sign['position']))
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return result
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def sign_policies(self, bot_name, distance=64):
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"""Parse sign policies addressed to this bot or its numbered group."""
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bot_name = str(bot_name).casefold()
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group_name = (bot_name[:-1] if len(bot_name) > 1 and
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bot_name[-1] in '123' else None)
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addresses = {bot_name}
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if group_name:
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addresses.add(group_name)
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center = utils.pint(self.g.pos)
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policies = []
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active_sign_position = None
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for sign in self.find_signs(center, distance):
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lines = [line.strip() for line in sign['lines'] if line.strip()]
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if not lines:
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continue
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first = lines[0].split(maxsplit=1)
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address = first[0].rstrip(':,').casefold()
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if address not in addresses:
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continue
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directives = ([first[1]] if len(first) > 1 else []) + lines[1:]
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text = ' '.join(directives).casefold()
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sign_policies = []
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for match in re.finditer(
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r'\bstay\s+within\s*(\d+)(?:\s+(squares?|circle))?\b',
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text):
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shape = match.group(2) or 'circle'
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if shape == 'squares':
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shape = 'square'
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sign_policies.append({
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'position': sign['position'],
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'distance': int(match.group(1)),
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'shape': shape,
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'side': sign['side'],
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})
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if not sign_policies:
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continue
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if active_sign_position is None:
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# The nearest addressed policy sign overrides farther signs.
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active_sign_position = sign['position']
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if sign['position'] == active_sign_position:
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policies.extend(sign_policies)
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return policies
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def _active_work_policies(self):
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job = self.g.get('job')
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machine = getattr(job, 'active_machine', None) if job else None
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if machine is None:
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return []
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support_machines = (
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'grab_supplies_states', 'sleep_with_bed_states',
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'eat_food_states', 'cache_items_states',
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'check_threats_states',
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)
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if any(machine is getattr(job, name, None)
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for name in support_machines):
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return []
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return self.sign_policies(self.g.get('name', ''))
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@staticmethod
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def _sign_policy_distance(position, policy):
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# Work zones are horizontal; crop height or terrain elevation does not
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# consume the sign's radius.
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dx = abs(position[0] - policy['position'][0])
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dz = abs(position[2] - policy['position'][2])
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if policy['shape'] == 'square':
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return max(dx, dz)
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return utils.hypot(dx, dz)
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@classmethod
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def _inside_sign_policy(cls, position, policy):
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return cls._sign_policy_distance(position, policy) <= policy['distance']
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def work_position_allowed(self, position):
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"""Whether a work target satisfies all currently active sign rules."""
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return all(self._inside_sign_policy(position, policy)
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for policy in self._active_work_policies())
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def filter_work_positions(self, positions):
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"""Filter a candidate set once against the active sign policies."""
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policies = self._active_work_policies()
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positions = list(positions)
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if not policies:
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return positions
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return [position for position in positions
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if all(self._inside_sign_policy(position, policy)
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for policy in policies)]
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@classmethod
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def _path_allowed_by_sign(cls, points, policy):
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distances = [cls._sign_policy_distance(point, policy)
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for point in points]
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radius = policy['distance']
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if distances[0] <= radius:
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return all(distance <= radius for distance in distances)
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# If the bot starts just outside a newly read boundary, let it return
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# without allowing it to travel farther away from that sign.
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start_distance = distances[0]
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entered = False
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for distance in distances[1:]:
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if distance > start_distance or (entered and distance > radius):
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return False
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if distance <= radius:
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entered = True
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return entered
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def check_air_column(self, pos, distance):
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for i in range(distance):
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check = utils.padd(pos, (0, i, 0))
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if self.block_at(*check) not in blocks.NON_SOLID_IDS:
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return False
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return True
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def find_blocks_3d(self, center, block_ids, distance=0, y_limit=0, thru_air=False):
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to_visit = collections.deque([(0, 0, 0)])
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visited = set()
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while to_visit:
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cur = to_visit.pop()
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if cur in visited:
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continue
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if y_limit and abs(cur[1]) > y_limit:
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continue
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if distance and utils.hypot(*cur) > distance:
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continue
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check = utils.padd(center, cur)
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if not thru_air or self.block_at(*check) in blocks.NON_SOLID_IDS:
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for neighbor in utils.get_neighbors_3d(*cur):
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to_visit.appendleft(neighbor)
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visited.add(cur)
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if self.block_at(*check) in block_ids:
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yield check
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def find_blocks_indexed(self, center, block_ids, distance=0):
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index = []
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for bid in block_ids:
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index.extend(self.g.chunks.index.get(bid, []))
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result = []
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for block in index:
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if self.block_at(*block) not in block_ids:
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continue
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if distance and utils.phyp(center, block) > distance:
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continue
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if block not in result:
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result.append(block)
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result.sort(key=lambda x: utils.phyp(center, x))
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return result
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def find_blocks(self, center, distance, block_ids, limit=0):
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# search in a spiral from center to all blocks with ID
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result = []
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for n in count():
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offset = utils.spiral(n)
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check = utils.padd(center, offset)
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if self.block_at(*check) in block_ids:
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if utils.hypot(*offset) < distance:
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result.append(check)
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if limit and len(result) == limit:
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return result
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if offset[0] > distance:
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return result
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def find_trees(self, center, distance):
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found_trees = set()
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# 26.3 block-state caches keep an index of tree logs. Searching a
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# three-dimensional radius voxel-by-voxel is prohibitively expensive
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# and can walk through unloaded space, so use loaded indexed states.
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for candidate in self.find_blocks_indexed(
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center, blocks.LOG_IDS, distance):
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# Crawl to the bottom log of this trunk.
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log = candidate
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while self.block_at(*utils.padd(log, path.BLOCK_BELOW)) in blocks.LOG_IDS:
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log = utils.padd(log, path.BLOCK_BELOW)
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base = log
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if base in found_trees:
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continue
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# Only classify trees when their supporting block is known.
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support = self.block_at(*utils.padd(base, path.BLOCK_BELOW))
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if support is None or support in blocks.NON_SOLID_IDS:
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continue
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# Crawl to the top log to count trunk blocks and check for leaves.
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log_count = 1
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good_leaves = False
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while self.block_at(*utils.padd(log, path.BLOCK_ABOVE)) in blocks.LOG_IDS:
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log = utils.padd(log, path.BLOCK_ABOVE)
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log_count += 1
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for offset in path.CHECK_DIRECTIONS:
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if self.block_at(*utils.padd(log, offset)) in blocks.LEAF_IDS:
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good_leaves = True
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if not good_leaves or log_count < 3:
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continue
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found_trees.add(base)
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yield base
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def find_tree_openings(self, tree):
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# returns coords in a cardinal direction where we can stand by tree
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maze_solver = path.Pathfinder(self.g)
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result = []
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# TODO: make sure only non-solid and leaves between
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# make sure traversable too and non-avoid
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for distance in range(5):
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for direction in path.CHECK_DIRECTIONS:
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offset = utils.pmul(direction, distance+1)
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if maze_solver.check_traverse(tree, offset):
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result.append(utils.padd(tree, offset))
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return result
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def path_to_place(self, start, place):
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maze_solver = path.Pathfinder(self.g)
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try:
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solution = maze_solver.astar(start, place)
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if not solution:
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return None
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navpath = list(solution)
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except path.AStarTimeout:
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return None
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policies = self._active_work_policies()
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points = [tuple(start)] + [tuple(point) for point in navpath]
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for policy in policies:
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if not self._path_allowed_by_sign(points, policy):
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print('[sign policy] rejected work path outside {}-block {} '
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'around {}'.format(policy['distance'], policy['shape'],
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policy['position']), flush=True)
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return None
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return navpath
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def path_to_place_faked(self, start, place):
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# same as above, but adds a fake block below and air before pathfinding
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# so that the pathfinder can actually make it to the block
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c = self.g.chunks
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above = utils.padd(place, path.BLOCK_ABOVE)
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below = utils.padd(place, path.BLOCK_BELOW)
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tmp = c.get_block_at(*place)
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tmp2 = c.get_block_at(*above)
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tmp3 = c.get_block_at(*below)
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c.set_block_at(*place, blocks.AIR)
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c.set_block_at(*above, blocks.AIR)
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c.set_block_at(*below, blocks.STONE)
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navpath = self.path_to_place(start, place)
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c.set_block_at(*place, tmp)
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c.set_block_at(*above, tmp2)
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c.set_block_at(*below, tmp3)
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return navpath
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def find_bed_areas(self, center, distance):
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"""Yield nearby two-block bed footprints on solid, safe ground."""
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# Only search loaded-neighborhood distance. The old 3-D flood fill
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# explored millions of air blocks and used overly broad 5x5 clearance.
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distance = min(distance, 32)
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headroom = path.BLOCK_ABOVE
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support = path.BLOCK_BELOW
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for offset in utils.search_2d(distance):
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if utils.hypot(offset[0], offset[2]) > distance:
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continue
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for dy in (0, 1, -1, 2, -2):
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area = (center[0] + offset[0], center[1] + dy,
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center[2] + offset[2])
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if area == center:
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continue
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if self.block_at(*area) != blocks.AIR:
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continue
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if self.block_at(*utils.padd(area, headroom)) != blocks.AIR:
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continue
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support_block = self.block_at(*utils.padd(area, support))
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if (support_block is None or
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support_block in blocks.NON_SOLID_IDS or
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support_block in blocks.AVOID_IDS):
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continue
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footprint_found = False
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for direction in path.CHECK_DIRECTIONS:
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head = utils.padd(area, direction)
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if (self.block_at(*head) != blocks.AIR or
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self.block_at(*utils.padd(head, headroom)) != blocks.AIR):
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continue
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head_support = self.block_at(*utils.padd(head, support))
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if (head_support is None or
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head_support in blocks.NON_SOLID_IDS or
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head_support in blocks.AVOID_IDS):
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continue
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footprint_found = True
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break
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if not footprint_found:
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continue
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# Avoid placing a bed within range of nearby monsters.
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if self.find_monsters(area, 20):
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continue
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yield area
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def find_cache_areas(self, center, distance):
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"""Yield nearby, supported air blocks suitable for placing a chest."""
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center = tuple(center)
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for offset in utils.search_2d(distance):
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if utils.hypot(offset[0], offset[2]) > distance:
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continue
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for dy in (0, 1, -1, 2, -2):
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area = (center[0] + offset[0], center[1] + dy,
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center[2] + offset[2])
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if area == center:
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continue
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if self.block_at(*area) != blocks.AIR:
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continue
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if self.block_at(*utils.padd(area, path.BLOCK_ABOVE)) != blocks.AIR:
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continue
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support = self.block_at(*utils.padd(area, path.BLOCK_BELOW))
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if (support is None or support in blocks.NON_SOLID_IDS or
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support in blocks.AVOID_IDS):
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continue
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yield area
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def sand_adjacent_safe(self, sand):
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for direction in path.CHECK_DIRECTIONS:
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if self.block_at(*utils.padd(sand, direction)) in blocks.AVOID_IDS:
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return False
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return True
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def find_sand(self, center, distance, player):
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sand = []
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sand.extend(self.find_blocks(center, distance, [blocks.SAND], 25))
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safe_sand = []
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for s in sand:
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# make sure it has solid below
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if self.block_at(*utils.padd(s, path.BLOCK_BELOW)) in blocks.NON_SOLID_IDS:
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continue
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# make sure it has solid two below - prevent hanging sand
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if self.block_at(*utils.padd(s, path.BLOCK_BELOW2)) in blocks.NON_SOLID_IDS:
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continue
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# and walkable air above
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if self.block_at(*utils.padd(s, path.BLOCK_ABOVE)) not in blocks.NON_SOLID_IDS:
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continue
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if not self.sand_adjacent_safe(s):
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continue
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safe_sand.append(s)
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safe_sand.sort(key=lambda x: utils.phyp(player, x))
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return safe_sand
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def check_sand_slice(self, center):
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# checks if a 5x5x1 slice has sand in it
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for i in range(9):
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s = utils.padd(center, utils.spiral(i))
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if self.block_at(*s) != blocks.SAND:
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continue
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# make sure it has solid below
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if self.block_at(*utils.padd(s, path.BLOCK_BELOW)) in blocks.NON_SOLID_IDS:
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continue
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# make sure it has solid two below - prevent hanging sand
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if self.block_at(*utils.padd(s, path.BLOCK_BELOW2)) in blocks.NON_SOLID_IDS:
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continue
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# and walkable air above
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if self.block_at(*utils.padd(s, path.BLOCK_ABOVE)) not in blocks.NON_SOLID_IDS:
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continue
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if not self.sand_adjacent_safe(s):
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continue
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return True
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return False
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def find_sand_slice(self, center, distance, y_limit=0, bad_slices=[], prev_layer=0):
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# returns the centre coord of the next 5x5x1 slice that still has
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# diggable sand in it. lower slices are only valid if there's an
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# adjacent slice farther at the same level. this should ensure an
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# upside down pyramid gets excavated so the edges are still climbable
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for v in count(prev_layer):
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peak = utils.padd(center, (0, 10-v, 0))
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slices = []
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layer = 0
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for step in count():
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offset = utils.spiral(step)
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layer = max(layer, *offset)
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offset = utils.pmul(offset, 3)
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check = utils.padd(peak, offset)
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check = utils.padd(check, (0, layer, 0))
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if y_limit and check[1] - center[1] > y_limit:
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break
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if utils.phyp_king(center, check) > distance:
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break
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if self.check_sand_slice(check) and check not in bad_slices:
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slices.append(check)
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if len(slices):
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return v, slices[-1]
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elif v > 40:
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return None, None
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def find_bed_openings(self, area):
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# returns coords in a cardinal direction where we can stand by bed
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result = []
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|
|
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for direction in path.CHECK_DIRECTIONS:
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result.append(utils.padd(area, direction))
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|
return result
|
|
|
|
def check_bed_occupied(self, bed):
|
|
"""Return occupancy, logging only the first observation or a change."""
|
|
bed = tuple(bed)
|
|
bid = self.g.chunks.get_block_at(*bed)
|
|
occupied = blocks.PROPS.get(bid, {}).get('occupied') == 'true'
|
|
previous = self._bed_occupancy_states.get(bed)
|
|
if previous is None or previous != occupied:
|
|
print('Checking bed occupancy:', bed, '->',
|
|
'occupied' if occupied else 'free')
|
|
self._bed_occupancy_states[bed] = occupied
|
|
return occupied
|
|
|
|
def find_cache_openings(self, area):
|
|
return self.find_bed_openings(area)
|
|
|
|
def find_objects(self, object_ids):
|
|
result = []
|
|
for eid, obj in copy(self.g.objects).items():
|
|
if obj.get('item_id', None) in object_ids:
|
|
result.append(obj)
|
|
return result
|
|
|
|
def find_leaves(self, center, distance):
|
|
for a in self.find_blocks_3d(center, blocks.LEAF_IDS, distance, 10):
|
|
yield a
|
|
|
|
def find_monsters(self, center, distance):
|
|
# finds monsters within distance
|
|
result = []
|
|
for eid, mob in copy(self.g.mobs).items():
|
|
if mob.type not in mobs.EVIL_IDS:
|
|
continue
|
|
pos = utils.pint((mob.x, mob.y, mob.z))
|
|
if utils.phyp(center, pos) > distance:
|
|
continue
|
|
result.append(mob)
|
|
result.sort(key=lambda mob: utils.phyp(center, (mob.x, mob.y, mob.z)))
|
|
return result
|
|
|
|
def find_threats(self, center, distance):
|
|
# finds monsters on the surface within distance
|
|
monsters = self.find_monsters(center, distance)
|
|
result = []
|
|
for mob in monsters:
|
|
pos = utils.pint((mob.x, mob.y, mob.z))
|
|
# check distance number of blocks above, close enough?
|
|
if not self.check_air_column(pos, distance):
|
|
continue
|
|
result.append(mob)
|
|
result.sort(key=lambda mob: utils.phyp(center, (mob.x, mob.y, mob.z)))
|
|
return result
|
|
|
|
def find_villagers(self, center, distance):
|
|
# finds villagers within distance
|
|
result = []
|
|
for eid, mob in copy(self.g.mobs).items():
|
|
type_name = mobs.MOB_NAMES[mob.type]
|
|
if type_name != 'villager' : continue
|
|
pos = utils.pint((mob.x, mob.y, mob.z))
|
|
if utils.phyp(center, pos) > distance:
|
|
continue
|
|
result.append(mob)
|
|
result.sort(key=lambda mob: utils.phyp(center, (mob.x, mob.y, mob.z)))
|
|
return result
|
|
|
|
def find_villager_openings(self, villager):
|
|
# returns coords in a cardinal direction where we can stand by a villager
|
|
maze_solver = path.Pathfinder(self.g)
|
|
result = []
|
|
|
|
for distance in range(3):
|
|
for direction in path.CHECK_DIRECTIONS:
|
|
offset = utils.pmul(direction, distance+1)
|
|
|
|
if not maze_solver.check_traverse(villager, offset):
|
|
continue
|
|
|
|
# check for line of sight
|
|
for check in range(distance+1):
|
|
offset2 = utils.pmul(direction, check+1)
|
|
offset2 = utils.padd(offset2, path.BLOCK_ABOVE)
|
|
check = utils.padd(villager, offset2)
|
|
if self.block_at(*check) not in blocks.NON_SOLID_IDS:
|
|
break
|
|
else: # for
|
|
result.append(utils.padd(villager, offset))
|
|
return result
|