Hướng dẫn lập trình Python – Game Khủng long

Viết chương trình game bằng Python – game khủng long chạy bộ sử dụng thư viện Pygame

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from pygame import mixer

def show_score(x,y):

            font_score=font.render(‘Score: ‘+str(score),True,(255,0,0))

            screen.blit(font_score,(x,y))

def game_over(x,y):

            font_game_over=font1.render(‘GAME OVER!’,True,(255,0,0))

            screen.blit(font_game_over,(x,y))

#intialize the pygame

pygame.init()

#create the screen

screen=pygame.display.set_mode((1000,400))

#title and icon

pygame.display.set_caption(‘Dinosaur’)

icon=pygame.image.load(‘logo.png’)

pygame.display.set_icon(icon)

#background

background_img=pygame.image.load(‘background.jpg’)

background_x=0

background_y=0

background_width=1000

background_hight=400

background=pygame.transform.scale(background_img,(background_width,background_hight))

#dinosaur

dinosaur_img=pygame.image.load(‘dinosaur.png’)

dinosaur_x=30

dinosaur_y=330

dinosaur_width=50

dinosaur_hight=53

dinosaur=pygame.transform.scale(dinosaur_img,(dinosaur_width,dinosaur_hight))

y_dinosaur_velocity=7

gravity=0.2

#tree

tree_img=pygame.image.load(‘tree.png’)

tree_x=900

tree_y=330

tree_width=25

tree_hight=43

tree=pygame.transform.scale(tree_img,(tree_width,tree_hight))

x_tree_velocity=5

#tree2

tree2_img=pygame.image.load(‘tree2.png’)

tree2_x=1400

tree2_y=330

tree2_width=60

tree2_hight=43

tree2=pygame.transform.scale(tree2_img,(tree2_width,tree2_hight))

#score

score=0

font=pygame.font.Font(‘freesansbold.ttf’,32)

score_x=10

score_y=10

#game over

font1=pygame.font.Font(‘freesansbold.ttf’,70)

game_over_x=300

game_over_y=200

#Sound

bgmusic=mixer.Sound(‘bgmusic.mp3’)

sound1=mixer.Sound(‘tick.wav’)

sound2=mixer.Sound(‘te.wav’)

mixer.Sound.play(bgmusic)

clock=pygame.time.Clock()

#game loop

running=True

jump=False

pausing=False

while running:

            clock.tick(60)

            #RGB – Red, Green, Blue

            screen.fill((255,255,255))

            background1_rect=screen.blit(background,(background_x,background_y))

            background2_rect=screen.blit(background,(background_x+1000,background_y))

            background_x -= x_tree_velocity

            if background_x+1000<=0:

                        background_x=0

            dinosaur_rect=screen.blit(dinosaur,(dinosaur_x,dinosaur_y))

            #dinosaur jump

            if 200<=dinosaur_y<=330:

                        if jump==True:

                                    y_dinosaur_velocity -= gravity

                                    dinosaur_y -=y_dinosaur_velocity

            else:

                        jump=False

            if dinosaur_y>=330 and jump==False:

                        dinosaur_y=330

                        y_dinosaur_velocity=7

                        gravity=0.2

            #tree1

            tree_rect=screen.blit(tree,(tree_x,tree_y))

            tree_x -= x_tree_velocity

            if tree_x<=-20:

                        score += 1

                        tree_x=900

            #tree2

            tree2_rect=screen.blit(tree2,(tree2_x,tree2_y))

            tree2_x -= x_tree_velocity

            if tree2_x<=-20:

                        score += 1

                        tree2_x=900

            #Collision Detection

            if dinosaur_rect.colliderect(tree_rect) or dinosaur_rect.colliderect(tree2_rect):

                        pausing=True

                        mixer.Sound.play(sound2)

                        y_dinosaur_velocity=0

                        x_tree_velocity=0

                        gravity=0

                        game_over(game_over_x,game_over_y)

                        mixer.Sound.stop(bgmusic)

            for event in pygame.event.get():

                        if event.type==pygame.QUIT:

                                    running=False

                        if event.type==pygame.KEYDOWN:

                                    if event.key==pygame.K_SPACE:

                                                if dinosaur_y==330:

                                                            jump=True

                                                            mixer.Sound.play(sound1)

                                    if pausing:

                                                background_x=0

                                                background_y=0

                                                tree_x=900

                                                tree_y=330

                                                x_tree_velocity=5

                                                tree2_x=1400

                                                tree2_y=330

                                                dinosaur_x=30

                                                dinosaur_y=330

                                                y_dinosaur_velocity=7

                                                gravity=0.2

                                                score=0

                                                pausing=False

            show_score(score_x,score_y)

            pygame.display.update()