bfs added

requirements.txt

@@ -1 +1 @@
-pygame=2.3.0
+pygame~=2.3.0

src/main.py

@@ -1,4 +1,5 @@
 import pygame
+import random
 import Flower
 import Beehive
 import Frames
@@ -77,65 +78,122 @@ dis = pygame.display.set_mode((disX, disY))
 clock = pygame.time.Clock()
 
 #position of the bee and pos changings
-XChanges = 0
-XPosBee = 64
+bee_x = 1
+bee_y = 0
+bee_dir = 'west'
 
-YChanges = 0
-YPosBee = 64
+# tall grass counter
+tall_grass_counter = 0
+def createGraph(tilemap):
+    graph = {}
+    for y in range(tilemapSizeY):
+        for x in range(tilemapSizeX):
+            if tilemap[y][x] != TREE:
+                node = {}
+                if y > 0 and tilemap[y-1][x] != TREE:
+                    node[(x,y-1)] = 1
+                if y < tilemapSizeY-1 and tilemap[y+1][x] != TREE:
+                    node[(x,y+1)] = 1
+                if x > 0 and tilemap[y][x-1] != TREE:
+                    node[(x-1,y)] = 1
+                if x < tilemapSizeX-1 and tilemap[y][x+1] != TREE:
+                    node[(x+1,y)] = 1
+                graph[(x,y)] = node
+    return graph
+
+
+
+
+graph = createGraph(tilemap)
+
+
+def bfs(graph, start, end):
+    queue = [(start, [start])]
+    visited = set()
+    while queue:
+        (node, path) = queue.pop(0)
+        if node == end:
+            return path
+        if node not in visited:
+            visited.add(node)
+            for neighbor in graph[node]:
+                if neighbor not in visited and neighbor not in path and tilemap[neighbor[1]][neighbor[0]] != TREE:
+                    queue.append((neighbor, path + [neighbor]))
+    return None
+
+
+random_x = random.randint(0, tilemapSizeX-1)
+random_y = random.randint(0, tilemapSizeY-1)
+print(random_x, random_y)
+path = bfs(graph, (bee_x, bee_y), (random_x, random_y))
+
+# set starting node to first node in path
+current_node = 0
 
 while True:
-
+    # check for events
     for event in pygame.event.get():
-        #check to quit
-        if (event.type == pygame.QUIT) or (event.type == pygame.KEYDOWN and event.key == pygame.K_ESCAPE):
-            # game_over = True
+        if event.type == pygame.QUIT:
             pygame.quit()
             quit()
 
-    #printing map
-    for i in range(len(tilemap)):
-        for j in range(len(tilemap[i])):
-            dis.blit(tiles[tilemap[i][j]], (j * tileSize, i * tileSize))
+    # get next node in path if bee has reached current node
+    if bee_x == path[current_node][0] and bee_y == path[current_node][1]:
+        current_node += 1
+        if current_node >= len(path):
+            current_node = 0
 
-        #movement speed
-        if event.type == pygame.KEYDOWN:
-            if event.key == pygame.K_UP:
-                XChanges = 0
-                YChanges = -16
-            if event.key == pygame.K_DOWN:
-                XChanges = 0
-                YChanges = 16
-            if event.key == pygame.K_LEFT:
-                XChanges = -16
-                YChanges = 0
-            if event.key == pygame.K_RIGHT:
-                XChanges = 16
-                YChanges = 0
-        #stopmovement when a key is up
-        if event.type == pygame.KEYUP:
-            XChanges = 0
-            YChanges = 0
-    #calculating position of the bee
-    if disX >= XPosBee >= 0:
-        XPosBee = XPosBee + XChanges
-    if disY >= YPosBee >= 0:
-        YPosBee = YPosBee + YChanges
+    # move bee towards next node in path
+    next_node = path[current_node]
+    if bee_x < next_node[0]:
+        bee_x += 1
+        bee_dir = 'east'
+        print(bee_x, bee_y)
+    elif bee_x > next_node[0]:
+        bee_x -= 1
+        bee_dir = 'west'
+        print(bee_x, bee_y)
+    elif bee_y < next_node[1]:
+        bee_y += 1
+        bee_dir = 'south'
+        print(bee_x, bee_y)
+    elif bee_y > next_node[1]:
+        bee_y -= 1
+        bee_dir = 'north'
+        print(bee_x, bee_y)
+    # check for collision with the screen edges
+    if bee_x < 0:
+        bee_x = 0
+        bee_dir = 'east'
+    elif bee_x >= tilemapSizeX:
+        bee_x = tilemapSizeX - 1
+        bee_dir = 'west'
+    elif bee_y < 0:
+        bee_y = 0
+        bee_dir = 'south'
+    elif bee_y >= tilemapSizeY:
+        bee_y = tilemapSizeY - 1
+        bee_dir = 'north'
 
-    #left and up restriction
-    if XPosBee <= 0:
-        XPosBee = 0
-    elif XPosBee >= disX:
-        XPosBee = disX
-    elif YPosBee <= 0:
-        YPosBee = 0
-    elif YPosBee >= disY:
-        YPosBee = disY
+    # render the bee and the tilemap
+    dis.fill(white)
+    for y in range(tilemapSizeY):
+        for x in range(tilemapSizeX):
+            tile = tilemap[y][x]
+            dis.blit(tiles[tile], (x * tileSize, y * tileSize))
 
-    #beatiful bee
-    dis.blit(BEE, (XPosBee, YPosBee))
+    # rotate and render the bee
+    if bee_dir == 'west':
+        bee_image = BEE
+    elif bee_dir == 'east':
+        bee_image = pygame.transform.rotate(BEE, 180)
+    elif bee_dir == 'north':
+        bee_image = pygame.transform.rotate(BEE, -90)
+    elif bee_dir == 'south':
+        bee_image = pygame.transform.rotate(BEE, 90)
 
-    #updating
-    # pygame.display.flip()
+    dis.blit(bee_image, (bee_x * tileSize, bee_y * tileSize))
     pygame.display.update()
-    clock.tick(10000)
+
+    clock.tick(1)