344 lines
12 KiB
Python
344 lines
12 KiB
Python
import collections
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import re
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import time
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import random
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from math import hypot
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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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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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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 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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print('finding', block_ids)
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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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print('index', index)
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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 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 = []
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for log in self.find_blocks_3d(center, blocks.LOG_IDS, distance, 15):
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# crawl to the bottom log
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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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# make sure we are on the ground
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if self.block_at(*utils.padd(base, path.BLOCK_BELOW)) in blocks.NON_SOLID_IDS:
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continue
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# crawl to the top log to count and check 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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# make sure it's a good tree
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if not good_leaves or log_count < 3:
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continue
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found_trees.append(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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s = maze_solver.astar(start, place)
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return list(s) if s else None
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except path.AStarTimeout:
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return None
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def find_bed_areas(self, center, distance):
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bed_clearance = 9 # 5x5 area
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clear_distance = 2
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for a in self.find_blocks_3d(center, [0], distance, 50):
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# check for air around the area
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if len(self.find_blocks(a, clear_distance, [0], bed_clearance)) < bed_clearance:
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continue
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# check for ground around the area
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if len(self.find_blocks(utils.padd(a, path.BLOCK_BELOW), clear_distance, blocks.NON_SOLID_IDS, bed_clearance)):
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continue
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# check for air above the area
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if len(self.find_blocks(utils.padd(a, path.BLOCK_ABOVE), clear_distance, [0], bed_clearance)) < bed_clearance:
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continue
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# ensure there's no monsters within 20 blocks
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# can't sleep if they are within 10, good to have a buffer
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if self.find_monsters(a, 20):
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continue
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yield a
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def find_cache_areas(self, center, distance):
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return self.find_bed_areas(center, distance)
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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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for direction in path.CHECK_DIRECTIONS:
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result.append(utils.padd(area, direction))
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return result
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def check_bed_occupied(self, bed):
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# returns true if the bed is occupied by a player
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print('Checking bed occupancy:', bed)
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for player in self.g.players.values():
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ppos = utils.pint((player.x, player.y, player.z))
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if utils.phyp(bed, ppos) <= 1 and player.y - int(player.y) == 0.6875:
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print('Bed is occupied by:', player, self.g.player_names[player.player_uuid])
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return True
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return False
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def find_cache_openings(self, area):
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return self.find_bed_openings(area)
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def find_objects(self, object_ids):
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result = []
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for eid, obj in copy(self.g.objects).items():
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if obj.get('item_id', None) in object_ids:
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result.append(obj)
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return result
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def find_leaves(self, center, distance):
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for a in self.find_blocks_3d(center, blocks.LEAF_IDS, distance, 10):
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yield a
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def find_monsters(self, center, distance):
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# finds monsters within distance
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result = []
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for eid, mob in copy(self.g.mobs).items():
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if mob.type not in mobs.EVIL_IDS:
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continue
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pos = utils.pint((mob.x, mob.y, mob.z))
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if utils.phyp(center, pos) > distance:
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continue
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result.append(mob)
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return result
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def find_threats(self, center, distance):
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# finds monsters on the surface within distance
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monsters = self.find_monsters(center, distance)
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result = []
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for mob in monsters:
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pos = utils.pint((mob.x, mob.y, mob.z))
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# check distance number of blocks above, close enough?
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if not self.check_air_column(pos, distance):
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continue
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result.append(mob)
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return result
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def find_villagers(self, center, distance):
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# finds villagers within distance
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result = []
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for eid, mob in copy(self.g.mobs).items():
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type_name = mobs.MOB_NAMES[mob.type]
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if type_name != 'villager' : continue
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pos = utils.pint((mob.x, mob.y, mob.z))
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if utils.phyp(center, pos) > distance:
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continue
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result.append(mob)
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return result
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def find_villager_openings(self, villager):
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# returns coords in a cardinal direction where we can stand by a villager
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maze_solver = path.Pathfinder(self.g)
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result = []
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for distance in range(3):
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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 not maze_solver.check_traverse(villager, offset):
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continue
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# check for line of sight
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for check in range(distance+1):
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offset2 = utils.pmul(direction, check+1)
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offset2 = utils.padd(offset2, path.BLOCK_ABOVE)
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check = utils.padd(villager, offset2)
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if self.block_at(*check) not in blocks.NON_SOLID_IDS:
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break
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else: # for
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result.append(utils.padd(villager, offset))
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return result
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