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dino_game.py
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dino_game.py
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import os
import random
import pygame
pygame.font.init()
WIN_WIDTH = 600
WIN_HEIGHT = 300
SPEED_MODIFIER = 1
DINO_IMGS = [pygame.image.load(os.path.join("dinoAssets", "trex1.png")),
pygame.image.load(os.path.join("dinoAssets", "trex2.png")),
pygame.image.load(os.path.join("dinoAssets", "trex3.png"))]
BASE_IMG = pygame.image.load(os.path.join("dinoAssets", "base.png"))
CACTUS_IMGS = [pygame.image.load(os.path.join("dinoAssets", "cactus-1.png")),
pygame.image.load(os.path.join("dinoAssets", "cactus-2.png")),
pygame.image.load(os.path.join("dinoAssets", "cactus-3.png"))]
STAT_FONT = pygame.font.SysFont("Arial", 30)
GO_FONT = pygame.font.SysFont("Arial", 50)
class Dino:
IMGS = DINO_IMGS
ANIMATION_TIME = 5
def __init__(self, y):
self.x = 60
self.y = y
self.tick_count = 0
self.vel = 6
self.isJump = False
self.height = self.y
self.index = 0
self.img = self.IMGS[0]
self.ANIMATION_TIME = 3
self.jump_count = 10
# self.dead_img = pygame.image.load(os.path.join("dinoAssets", "dino-dead.png"))
def jump(self):
self.isJump = True
def update(self, base):
if self.isJump:
if self.vel <= 0:
force = (0.5 * (self.vel * self.vel))
else:
force = -(0.5 * (self.vel * self.vel))
self.y += force
self.vel -= 0.5
if self.y >= base.y:
self.y = 208
self.vel = 6
self.isJump = False
def draw(self, win):
self.index += 1
if self.index < self.ANIMATION_TIME:
self.img = self.IMGS[0]
elif self.index < self.ANIMATION_TIME * 2:
self.img = self.IMGS[1]
elif self.index < self.ANIMATION_TIME * 3:
self.img = self.IMGS[2]
elif self.index < self.ANIMATION_TIME * 4:
self.img = self.IMGS[1]
elif self.index == self.ANIMATION_TIME * 4 + 1:
self.img = self.IMGS[0]
self.index = 0
win.blit(self.img, (self.x, self.y))
def get_mask(self):
return pygame.mask.from_surface(self.img)
class Base:
VEL = 5
WIDTH = BASE_IMG.get_width()
IMG = BASE_IMG
def __init__(self, y):
self.y = y
self.x1 = 0
self.x2 = self.WIDTH
def move(self):
self.x1 -= self.VEL * SPEED_MODIFIER
self.x2 -= self.VEL * SPEED_MODIFIER
if self.x1 + self.WIDTH < 0:
self.x1 = self.x2 + self.WIDTH
if self.x2 + self.WIDTH < 0:
self.x2 = self.x1 + self.WIDTH
def draw(self, win):
win.blit(self.IMG, (self.x1, self.y))
win.blit(self.IMG, (self.x2, self.y))
class Cactus:
VEL = 5
def __init__(self, x):
self.img = CACTUS_IMGS[self.pick_img()]
self.passed = False
self.x = x
self.y = 210 + DINO_IMGS[0].get_height() - self.img.get_height()
self.height = 0
def pick_img(self):
rand = random.randint(1, len(CACTUS_IMGS))
return rand - 1
def move(self):
self.x -= self.VEL * SPEED_MODIFIER
def draw(self, win):
win.blit(self.img, (self.x, self.y))
def collide(self, dino):
dino_mask = dino.get_mask()
cactus_mask = pygame.mask.from_surface(self.img)
offset = (round(self.x - dino.x), round(self.y - dino.y))
point = dino_mask.overlap(cactus_mask, offset)
if point:
return True
return False
def draw_window(win, dino, base, cacti, score):
win.fill((255, 255, 255))
base.draw(win)
for cactus in cacti:
cactus.draw(win)
text = STAT_FONT.render("Score: " + str(score), 1, (55, 55, 55))
win.blit(text, (WIN_WIDTH - 10 - text.get_width(), 10))
dino.draw(win)
pygame.display.update()
def main():
global SPEED_MODIFIER
score = 0
count = 0
base = Base(200 + DINO_IMGS[0].get_height())
cacti = [Cactus((random.randint(400, 550)))]
d = Dino(208)
win = pygame.display.set_mode((WIN_WIDTH, WIN_HEIGHT))
clock = pygame.time.Clock()
run = True
while run:
clock.tick(30)
for event in pygame.event.get():
if event.type == pygame.QUIT:
quit()
elif event.type == pygame.KEYDOWN and event.key == pygame.K_SPACE:
d.jump()
add_cactus = False
rem = []
for cactus in cacti:
if cactus.collide(d):
run = False
if not cactus.passed and d.x > cactus.x + cactus.img.get_width():
cactus.passed = True
score += 10
if cactus.x < 250 and len(cacti) < 2:
add_cactus = True
if cactus.x + cactus.img.get_width() < 0:
rem.append(cactus)
cactus.move()
if add_cactus:
cacti.append(Cactus(random.randint(650, 850)))
for r in rem:
cacti.remove(r)
if count % 60 == 0:
SPEED_MODIFIER += 0.1
base.move()
d.update(base)
score += 1
count += 1
draw_window(win, d, base, cacti, score)
while True:
clock.tick(15)
for event in pygame.event.get():
if event.type == pygame.QUIT:
quit()
win.blit(d.IMGS[0], (d.x, d.y))
win.blit(base.IMG, (base.x1, base.y))
for cactus in cacti:
win.blit(cactus.img, (cactus.x, cactus.y))
pygame.display.update()
game_over_text = GO_FONT.render("Game Over", 1, (55, 55, 55))
win.blit(game_over_text, (WIN_WIDTH / 2 - 105, WIN_HEIGHT / 2 - 50))
main()
# pygame.quit()