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203 lines
6.6 KiB
Python
203 lines
6.6 KiB
Python
# -*- coding: UTF-8 -*-
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### Tangled Mind
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### Author: Arthur 'Grizzly' Grisel-Davy
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from glob import glob
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import random
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import pygame
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import yaml
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from random import randint
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def fetch_rooms(path):
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"""Fetch all the basic tiles asset from the path.
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Return a dictionary
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"""
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with open(r'./config.yaml') as file:
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data = yaml.load(file,Loader=yaml.FullLoader)
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wk_back = data['wk_back']
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wk_back_start = data['wk_back_start']
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wk_back_stop = data['wk_back_stop']
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common_wildcard = '[A-Z]*-*.png'
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unique_wildcard = '?-*.png'
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common_filenames = glob(path+common_wildcard)
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unique_filenames = glob(path+unique_wildcard)
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#print(f"Found {len(common_filenames)} common rooms and {len(unique_filenames)} uniques rooms.")
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assembly = {'T':[],
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'R':[],
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'D':[],
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'L':[],}
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for filename in common_filenames:
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label = filename.split("/")[-1].split('-')[0]
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if 'T' in label:
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assembly['D'].append((label,filename))
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if 'R' in label:
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assembly['L'].append((label,filename))
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if 'D' in label:
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assembly['T'].append((label,filename))
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if 'L' in label:
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assembly['R'].append((label,filename))
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back = glob(path+wk_back)[0]
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back_start = glob(path+wk_back_start)[0]
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back_stop = glob(path+wk_back_stop)[0]
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return (unique_filenames,assembly,back,back_start,back_stop)
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def check_map(carte):
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"""Function to check if a map is valid i.e. if no two rooms are at the same location
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"""
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positions = []
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for room in carte:
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if room[3] in positions:
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return(False)
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else:
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positions.append(room[3])
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return(True)
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def enemy_placement(carte):
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""" Generate positions of ennemies in each room by picking random positions and testing
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collisions with the room. Exclude the first room.
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"""
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# Load data
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with open(r'./config.yaml') as file:
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data = yaml.load(file,Loader=yaml.FullLoader)
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room_side = data['room_side']
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wall_size = data['wall_size']
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path_enemy = data['path_enemy']
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img_path = data['texture_path']
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# Generate usefull values and variables
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carte_positions = [[]]
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positions = []
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enemy_mask = pygame.mask.from_surface(pygame.image.load(img_path+path_enemy).convert_alpha())
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enemy_size = enemy_mask.get_size()
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enemy_center = [int(enemy_size[0]/2),int(enemy_size[1]/2)]
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padding_h = wall_size + int(enemy_size[0]/2)
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padding_v = wall_size + int(enemy_size[1]/2)
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retry = 0
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for room in carte[1:]:
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retry = 0
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while len(positions) < 3 and retry < 20:
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posx = randint(padding_h, room_side-padding_h)
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posy = randint(padding_v, room_side-padding_v)
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if room[2].overlap(enemy_mask, (posx-enemy_center[0],posy-enemy_center[1])):
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retry+=1
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else:
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#print(f'New enemy at {posx,posy}')
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positions.append((room[3][0] + posx,room[3][1] + posy))
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carte_positions.append(positions)
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positions = []
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return carte_positions
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def map_generator(n):
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"""Map generator generate a map with a main path of n rooms
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"""
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with open(r'./config.yaml') as file:
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data = yaml.load(file,Loader=yaml.FullLoader)
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room_side = data['room_side']
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change_side = {'T':'D','R':'L','D':'T','L':'R'}
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deplacements = {'T':[0,-1],'R':[1,0],'D':[0,1],'L':[-1,0]}
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unique_filenames,assembly,back_path,back_start_path,back_stop_path = fetch_rooms('./maps/rooms/')
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#assembly = {'T/R/D/L':[(label1,path1),(label2,path2),...]}
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background = pygame.image.load(back_path).convert()
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background_start = pygame.image.load(back_start_path).convert()
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background_stop = pygame.image.load(back_stop_path).convert()
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unique_rooms = {filename.split("/")[-1][0].upper():pygame.image.load(filename).convert_alpha() for filename in unique_filenames}
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current_label= random.choice(list(unique_rooms.keys()))
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start_room = unique_rooms[current_label]
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# Place the first room in the list
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positions = []
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position = [0,0]
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mask = pygame.mask.from_surface(start_room)
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carte = [(background_start,start_room,mask,position)]
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open_paths = []
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counter = 0
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retry = 0
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while counter <= n:
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# select the next direction, can't be the direction of arrival
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if len(current_label) > 1:
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dir_next = random.choice(current_label.replace(dir_from,''))
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else:
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dir_next = current_label
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dir_from = ''
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# stor open paths for later closing
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for other_direction in current_label.replace(dir_from,'').replace(dir_next,''):
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other_dir_from = change_side[other_direction]
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other_position = [a+room_side*b for a,b in zip(position,deplacements[other_direction])]
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open_paths.append((other_dir_from,other_position))
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# Select the next room
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if counter < n: # The next room is not the final room.
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next_label,next_room = random.choice(assembly[dir_next])
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asset = pygame.image.load(next_room).convert_alpha()
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back = background
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else:
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# The next room is the finale room.
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asset = unique_rooms[change_side[dir_next]]
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back = background_stop
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mask = pygame.mask.from_surface(asset)
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next_position = [position[0]+room_side*deplacements[dir_next][0],position[1]+room_side*deplacements[dir_next][1]]
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dir_from = change_side[dir_next]
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# Check if we are not overwriting an existing room and store the current one.
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if next_position not in positions:
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counter += 1
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# Build the map
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carte.append((back,asset,mask,next_position))
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positions.append(position)
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# Update the variables for next turn
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current_label = next_label
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position = next_position
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positions.append(position)
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else:
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retry +=1
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if retry > 10:
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raise ValueError("Too much retries")
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if not check_map(carte):
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raise ValueError("Invalid Map before closing paths.")
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#Close all the open paths
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for open_path in open_paths:
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if open_path[1] not in positions:
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room = unique_rooms[open_path[0]]
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mask = pygame.mask.from_surface(room)
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position = open_path[1]
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carte.append((background,room,mask,position))
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positions.append(position)
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if not check_map(carte):
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raise ValueError("Invalid Map after closing paths.")
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return(carte,(int(room_side/2),int(room_side/2)))
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