initial commit

Prog_1/Pygame_games/agar.py

@@ -0,0 +1,121 @@
+import random
+
+import pygame
+
+
+class Cell:
+    def __init__(self,pos,size):
+        self.pos = pos
+        self.size = size
+
+    def grow(self):
+        self.size = self.size + 1
+
+    def movement(self):
+       keys_pressed = pygame.key.get_pressed()
+       if keys_pressed[pygame.K_UP]:
+           pos = (cell.pos[0], cell.pos[1] - 1)
+           self.pos = pos
+       if keys_pressed[pygame.K_DOWN]:
+           pos = (cell.pos[0], cell.pos[1] + 1)
+           self.pos = pos
+       if keys_pressed[pygame.K_LEFT]:
+           pos = (cell.pos[0] - 1, cell.pos[1])
+           self.pos = pos
+       if keys_pressed[pygame.K_RIGHT]:
+           pos = (cell.pos[0] + 1, cell.pos[1])
+           self.pos = pos
+
+    def appearance(self,screen):
+        pygame.draw.circle(screen, RED, self.pos, self.size)
+
+
+class Nutrient:
+    def __init__(self,visible,pos,size):
+        self.visible = visible
+        self.pos = pos
+        self.size = size
+
+    def appear(self,screen):
+        pygame.draw.circle(screen, BLUE, self.pos, CIRCLE_RADIUS)
+
+    def consumed(self,pos):
+        del self
+        del nutrients[pos]
+        cell.grow()
+
+    def check_collision(self):
+        if ((cell.pos[0] - self.pos[0]) ** 2) + ((cell.pos[1] - self.pos[1]) ** 2) <= (cell.size + self.size) ** 2:
+            self.consumed(self.pos)
+
+nutrients = {}
+width = 640
+height = 600
+SIZE = (width, height)
+WHITE = (255, 255, 255)
+RED = (255, 0, 0)
+BLUE = (0, 0, 255)
+CIRCLE_RADIUS = 2
+BLACK = (0, 0, 0)
+
+def main():
+    screen = init_game()
+    game_loop(screen)
+    exit_game()
+
+def init_game():
+    global clock
+    clock = pygame.time.Clock()
+    pygame.init()
+    screen = pygame.display.set_mode(SIZE)
+    return screen
+
+def game_loop(screen):
+    global cell
+    cell = Cell((300,300),5)
+    spawn_nutrition()
+    while True:
+        if not event_handling():
+            break
+        if not update_game():
+            break
+        event = event_handling()
+        update_game()
+        draw_screen(screen)
+
+
+
+def event_handling():
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            return False
+    return True
+
+def update_game():
+    n_copy = nutrients.copy()
+    for x,y in n_copy:
+        nutrients[(x,y)].check_collision()
+    del n_copy
+    cell.movement()
+    clock.tick(60)
+    return True
+
+def draw_screen(screen):
+    screen.fill(WHITE)
+    x = 0
+    cell.appearance(screen)
+    for x,y in nutrients:
+        if nutrients[x,y].visible:
+            nutrients[x,y].appear(screen)
+        x+=1
+    pygame.display.flip()
+
+def spawn_nutrition():
+    for _ in range(100):
+        pos = (random.randint(0, SIZE[0]), random.randint(0, SIZE[1]))
+        nutrients[pos]=(Nutrient(True, pos,2))
+
+def exit_game():
+    pygame.quit()
+
+main()