/
pipe.py
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/
pipe.py
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# imports
import pygame
import pygame.transform as transform
import pygame.image as image
import pygame.mask as mask
import os
import random
# local imports
PIPE_IMG = transform.scale2x(image.load(os.path.join("imgs", "pipe.png")))
class Pipe:
GAP = 200
VEL = 5
def __init__(self, x):
self.x = x
self.height = 0
self.top = 0
self.bottom = 0
self.PIPE_TOP = transform.flip(PIPE_IMG, False, True)
self.PIPE_BOTTOM = PIPE_IMG
self.passed = False
self.set_height()
def set_height(self):
self.height = random.randrange(50, 450)
self.top = self.height - self.PIPE_TOP.get_height()
self.bottom = self.height + self.GAP
def move(self):
self.x -= self.VEL
def draw(self, win):
win.blit(self.PIPE_TOP, (self.x, self.top))
win.blit(self.PIPE_BOTTOM, (self.x, self.bottom))
def collide(self, bird):
bird_mask = bird.get_mask()
top_mask = mask.from_surface(self.PIPE_TOP)
bottom_mask = mask.from_surface(self.PIPE_BOTTOM)
top_offset = (self.x - bird.x, self.top - round(bird.y))
bottom_offset = (self.x - bird.x, self.bottom - round(bird.y))
t_point = bird_mask.overlap(top_mask, top_offset)
b_point = bird_mask.overlap(bottom_mask, bottom_offset)
if t_point or b_point:
return True
return False