1 Commits

Author SHA1 Message Date
da7e a79d4e5c3b algorithm edited but nothing better 2026-03-24 15:33:50 +01:00
9 changed files with 57 additions and 205 deletions
-8
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@@ -18,13 +18,5 @@ lint-strict:
uv run flake8 .
uv run mypy . --strict
run_test_parsing:
PYTHONPATH=src uv run pytest tests/test_parsing.py
run_test_dfs:
PYTHONPATH=src uv run pytest tests/test_Depth.py
run_test_maze_gen:
PYTHONPATH=src uv run pytest tests/test_MazeGenerator.py
run_test:
uv run pytest
+10 -7
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@@ -1,21 +1,24 @@
import os
from numpy import ma
from src.amaz_lib import MazeGenerator, Kruskal, AStar
from src.amaz_lib import Maze
from src.amaz_lib import MazeGenerator
import src.amaz_lib as g
def main(maze_gen: MazeGenerator) -> None:
def main() -> None:
# try:
maze = Maze(maze=None)
gen = maze_gen.generator(100, 100)
for alg in gen:
generator = Kruskal()
for alg in generator.generator(20, 20):
maze.set_maze(alg)
os.system("clear")
# os.system("clear")
maze.ascii_print()
# solver = AStar((1, 1), (14, 18))
# print(solver.solve(maze))
# except Exception as err:
# print(err)
if __name__ == "__main__":
main(g.DepthFirstSearch())
main()
+3 -5
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@@ -1,10 +1,8 @@
from dataclasses import dataclass
from pydantic import BaseModel, Field
@dataclass
class Cell:
def __init__(self, value: int) -> None:
self.value = value
class Cell(BaseModel):
value: int = Field(ge=0, le=15)
def __str__(self) -> str:
return hex(self.value).removeprefix("0x").upper()
+3 -4
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@@ -26,15 +26,14 @@ class Maze:
return res
def ascii_print(self) -> None:
for line in self.maze:
if line is self.maze[0]:
for cell in line:
for cell in self.maze[0]:
print("_", end="")
if cell.get_north():
print("__", end="")
else:
print(" ", end="")
print()
print("_")
for line in self.maze:
for cell in line:
if cell is line[0] and cell.get_west():
print("|", end="")
+26 -134
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@@ -1,5 +1,6 @@
from abc import ABC, abstractmethod
from typing import Generator
from dataclasses import dataclass
from typing import Generator, Set
import numpy as np
from .Cell import Cell
import math
@@ -13,9 +14,13 @@ class MazeGenerator(ABC):
class Kruskal(MazeGenerator):
class Set:
def __init__(self, cells: list[int]) -> None:
self.cells: list[int] = cells
@staticmethod
def walls_to_maze(
walls: list[tuple[int, int]], height: int, width: int
walls: np.ndarray, height: int, width: int
) -> np.ndarray:
maze: np.ndarray = np.array(
[[Cell(value=0) for _ in range(width)] for _ in range(height)]
@@ -36,43 +41,46 @@ class Kruskal(MazeGenerator):
if x == height - 1:
maze[x][y].set_south(True)
if y == 0:
maze[x][y].set_est(True)
if y == width - 1:
maze[x][y].set_west(True)
if y == width - 1:
maze[x][y].set_est(True)
return maze
@staticmethod
def is_in_same_set(sets: list[list[int]], wall: tuple[int, int]) -> bool:
def is_in_same_set(sets: np.ndarray, wall: tuple[int, int]) -> bool:
a, b = wall
for set in sets:
if a in set and b in set:
if a in set.cells and b in set.cells:
return True
if a in set or b in set:
elif a in set.cells or b in set.cells:
return False
return False
@staticmethod
def merge_sets(sets: list[list[int]], wall: tuple[int, int]) -> None:
def merge_sets(sets: np.ndarray, wall: tuple[int, int]) -> None:
a, b = wall
base_set = None
for set in sets:
if base_set is None and (a in set or b in set):
base_set = set
elif base_set and (a in set or b in set):
base_set += set
sets.remove(set)
for i in range(len(sets)):
if base_set is None and (a in sets[i].cells or b in sets[i].cells):
base_set = sets[i]
elif base_set and (a in sets[i].cells or b in sets[i].cells):
base_set.cells += sets[i].cells
np.delete(sets, i)
return
raise Exception("two sets not found")
def generator(
self, height: int, width: int
) -> Generator[np.ndarray, None, np.ndarray]:
sets = [[i] for i in range(height * width)]
sets = np.array([self.Set([i]) for i in range(height * width)])
walls = []
for h in range(height):
for w in range(width - 1):
walls += [(w + (width * h), w + (width * h) + 1)]
for w in range(width):
for h in range(height - 1):
walls += [(w + (width * h), w + (width * h) + width)]
for w in range(width):
walls += [(w + (width * h), w + (width * (h + 1)))]
print(walls)
np.random.shuffle(walls)
yield self.walls_to_maze(walls, height, width)
@@ -81,121 +89,5 @@ class Kruskal(MazeGenerator):
self.merge_sets(sets, wall)
walls.remove(wall)
yield self.walls_to_maze(walls, height, width)
print(f"nb sets: {len(sets)}")
return self.walls_to_maze(walls, height, width)
class DepthFirstSearch(MazeGenerator):
def generator(self, width: int, height: int
) -> Generator[np.ndarray, None, np.ndarray]:
maze = DepthFirstSearch.init_maze(width, height)
visited = np.zeros((height, width), dtype=bool)
path = list()
w_h = (width, height)
coord = (0, 0)
x, y = coord
first = True
while path or first:
first = False
visited[y, x] = True
path = DepthFirstSearch.add_cell_visited(coord, path)
random_c = DepthFirstSearch.random_cells(visited, coord, w_h)
if len(random_c) == 0:
path = DepthFirstSearch.back_on_step(path, w_h, visited)
if path:
coord = path[-1]
random_c = DepthFirstSearch.random_cells(visited, coord, w_h)
x, y = coord
if not path:
break
wall = DepthFirstSearch.next_step(random_c)
maze[y][x] = DepthFirstSearch.broken_wall(maze[y][x], wall)
coord = DepthFirstSearch.next_cell(x, y, wall)
wall_r = DepthFirstSearch.reverse_path(wall)
x, y = coord
maze[y][x] = DepthFirstSearch.broken_wall(maze[y][x], wall_r)
yield maze
return maze
@staticmethod
def init_maze(width: int, height: int) -> np.ndarray:
maze = np.array([[Cell(value=15) for _ in range(width)]
for _ in range(height)])
return maze
@staticmethod
def add_cell_visited(coord: tuple, path: set) -> list:
path.append(coord)
return path
@staticmethod
def random_cells(visited: np.array, coord: tuple, w_h: tuple) -> list:
rand_cell = []
x, y = coord
width, height = w_h
if y - 1 >= 0 and not visited[y - 1][x]:
rand_cell.append("N")
if y + 1 < height and not visited[y + 1][x]:
rand_cell.append("S")
if x - 1 >= 0 and not visited[y][x - 1]:
rand_cell.append("W")
if x + 1 < width and not visited[y][x + 1]:
rand_cell.append("E")
return rand_cell
@staticmethod
def next_step(rand_cell: list) -> str:
return np.random.choice(rand_cell)
@staticmethod
def broken_wall(cell: Cell, wall: str) -> Cell:
if wall == "N":
cell.set_north(False)
elif wall == "S":
cell.set_south(False)
elif wall == "W":
cell.set_west(False)
elif wall == "E":
cell.set_est(False)
return cell
@staticmethod
def next_cell(x: int, y: int, next: str) -> tuple:
next_step = {
"N": (0, -1),
"S": (0, 1),
"W": (-1, 0),
"E": (1, 0)
}
add_x, add_y = next_step[next]
return (x + add_x, y + add_y)
@staticmethod
def reverse_path(next: str) -> str:
reverse = {
"N": "S",
"S": "N",
"W": "E",
"E": "W"
}
return reverse[next]
@staticmethod
def back_on_step(path: list, w_h: tuple, visited: np.array) -> list:
last = path[-1]
r_cells = DepthFirstSearch.random_cells(visited, last, w_h)
while len(path) > 0:
path.pop()
if path:
last = path[-1]
r_cells = DepthFirstSearch.random_cells(visited, last, w_h)
if r_cells:
break
return path
+2 -4
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@@ -1,10 +1,8 @@
from .Cell import Cell
from .Maze import Maze
from .MazeGenerator import MazeGenerator, DepthFirstSearch
from .MazeGenerator import Kruskal
from .MazeGenerator import MazeGenerator, Kruskal
from .MazeSolver import MazeSolver, AStar
__version__ = "1.0.0"
__author__ = "us"
__all__ = ["Cell", "Maze", "MazeGenerator",
"MazeSolver", "AStar", "Kruskal", "DepthFirstSearch"]
__all__ = ["Cell", "Maze", "MazeGenerator", "MazeSolver", "AStar", "Kruskal"]
-27
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@@ -1,27 +0,0 @@
from amaz_lib.MazeGenerator import DepthFirstSearch
from amaz_lib.Cell import Cell
import numpy as np
class TestDepth:
def test_init_maze(self) -> None:
maze = DepthFirstSearch.init_maze(10, 10)
cell = Cell(value=15)
maze[1][1].set_est(False)
assert maze[0][0].value == cell.value
def test_rand_cells(self) -> None:
w_h = (10, 10)
lst = np.zeros((10, 10), dtype=bool)
lst[0, 0] = True
rand_cells = DepthFirstSearch.random_cells(lst, (0, 1), w_h)
assert len(rand_cells) == 2
def test_next_cell(self) -> None:
coord = (5, 4)
x, y = coord
assert DepthFirstSearch.next_cell(x, y, "N") == (2, 3)
def test_reverse_path(self) -> None:
assert DepthFirstSearch.reverse_path("N") == "S"
+1 -1
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@@ -15,7 +15,7 @@ def test_maze_setter_getter() -> None:
)
maze.set_maze(test)
assert numpy.array_equal(maze.get_maze(), test) is True
assert numpy.array_equal(maze.get_maze(), test) == True
def test_maze_str() -> None:
+5 -8
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@@ -1,14 +1,11 @@
import numpy
from amaz_lib.MazeGenerator import DepthFirstSearch
from amaz_lib.MazeGenerator import Kruskal
class TestMazeGenerator:
def test_generator(self) -> None:
w_h = (300, 300)
def test_kruskal_output_shape() -> None:
generator = Kruskal()
maze = numpy.array([])
generator = DepthFirstSearch().generator(*w_h)
for output in generator:
for output in generator.generator(10, 10):
maze = output
assert maze.shape == w_h
assert maze.shape == (10, 10)