我是11年级第一次编程的学生，我正试图在python中为我的游戏创建多个敌人类的实例。下面是我的pygame代码。
我很难看到需要改变的地方。第180=183行是我试图创建3个"敌人"实例的地方，但当我运行代码时，它只创建了一个
import pygame
import random
pygame.init()
window = pygame.display.set_mode((800, 480))
pygame.display.set_caption("Who Killed M?")
walkRight = [pygame.image.load('R1.png'), pygame.image.load('R2.png'), pygame.image.load('R3.png'),
pygame.image.load('R4.png'), pygame.image.load('R5.png'), pygame.image.load('R6.png'),
pygame.image.load('R7.png'), pygame.image.load('R8.png'), pygame.image.load('R9.png')]
walkLeft = [pygame.image.load('L1.png'), pygame.image.load('L2.png'), pygame.image.load('L3.png'),
pygame.image.load('L4.png'), pygame.image.load('L5.png'), pygame.image.load('L6.png'),
pygame.image.load('L7.png'), pygame.image.load('L8.png'), pygame.image.load('L9.png')]
backGround = pygame.image.load('backGround.png')
char = pygame.image.load('standing.png')
clock = pygame.time.Clock()
bulletSound = pygame.mixer.Sound('bullet.wav')
hitSound = pygame.mixer.Sound('hit.wav')
music = pygame.mixer.music.load('music.mp3')
pygame.mixer.music.play(-1)
score = 0
goblincount = 3
class player(object):
def __init__(self, x, y, width, height):
self.x = x
self.y = y
self.width = width
self.height = height
self.vel = 8
self.isJump = False
self.left = False
self.right = False
self.walkCount = 0
self.jumpCount = 10
self.standing = True
self.hitBox = (self.x + 17, self.y + 11, 29, 52)
def draw(self, window):
if self.walkCount + 1 >= 27:
self.walkCount = 0
if not self.standing:
if self.left:
window.blit(walkLeft[self.walkCount // 3], (self.x, self.y))
self.walkCount += 1
elif self.right:
window.blit(walkRight[self.walkCount // 3], (self.x, self.y))
self.walkCount += 1
else:
if self.right:
window.blit(walkRight[0], (self.x, self.y))
else:
window.blit(walkLeft[0], (self.x, self.y))
self.hitBox = (self.x + 17, self.y + 11, 29, 52)
pygame.draw.rect(window, (255,0,0), self.hitBox,2)
def hit(self):
self.isJump = False
self.jumpCount = 10
self.x = 100
self.y = 415
self.walkCount = 0
font1 = pygame.font.SysFont('comicsans', 200)
text = font1.render('-2', 1, (255, 0, 0))
window.blit(text, (400 - (text.get_width() / 2), 200))
pygame.display.update()
i = 0
while i < 200:
pygame.time.delay(10)
i += 1
for event in pygame.event.get():
if event.type == pygame.QUIT:
i = 201
pygame.quit()
class projectile(object):
def __init__(self, x, y, radius, colour, facing):
self.x = x
self.y = y
self.radius = radius
self.colour = colour
self.facing = facing
self.vel = 8 * facing
def draw(self, window):
pygame.draw.circle(window, self.colour, (self.x, self.y), self.radius)
class enemy(object):
walkRight = [pygame.image.load('R1E.png'), pygame.image.load('R2E.png'), pygame.image.load('R3E.png'),
pygame.image.load('R4E.png'), pygame.image.load('R5E.png'), pygame.image.load('R6E.png'),
pygame.image.load('R7E.png'), pygame.image.load('R8E.png'), pygame.image.load('R9E.png'),
pygame.image.load('R10E.png'), pygame.image.load('R11E.png')]
walkLeft = [pygame.image.load('L1E.png'), pygame.image.load('L2E.png'), pygame.image.load('L3E.png'),
pygame.image.load('L4E.png'), pygame.image.load('L5E.png'), pygame.image.load('L6E.png'),
pygame.image.load('L7E.png'), pygame.image.load('L8E.png'), pygame.image.load('L9E.png'),
pygame.image.load('L10E.png'), pygame.image.load('L11E.png')]
def __init__(self, x, y, width, height, end):
self.x = x
self.y = y
self.width = width
self.height = height
self.end = end
self.path = [self.x, self.end]
self.walkCount = 0
self.vel = 2
self.hitBox = (self.x + 17, self.y + 2, 31, 57)
self.health = 10
self.visible = True
def draw(self, window):
self.move()
if self.visible:
if self.walkCount + 1 >= 33:
self.walkCount = 0
if self.vel > 0:
window.blit(self.walkRight[self.walkCount // 3], (self.x, self.y))
self.walkCount += 1
else:
window.blit(self.walkLeft[self.walkCount // 3], (self.x, self.y))
self.walkCount += 1
pygame.draw.rect(window, (255, 0, 0), (self.hitBox[0], self.hitBox[1] - 20, 50, 10))
pygame.draw.rect(window, (0, 128, 0),
(self.hitBox[0], self.hitBox[1] - 20, 50 - (5 * (10 - self.health)), 10))
self.hitBox = (self.x + 17, self.y + 2, 31, 57)
pygame.draw.rect(window, (255, 0, 0), self.hitBox, 2)
def move(self):
if self.vel > 0:
if self.x + self.vel < self.path[1]:
self.x += self.vel
else:
self.vel = self.vel * -1
self.walkCount = 0
else:
if self.x - self.vel > self.path[0]:
self.x += self.vel
else:
self.vel = self.vel * -1
self.walkCount = 0
def hit(self):
if self.health > 0:
self.health -= 1
else:
self.visible = False
# print('hit')
def redrawGamewindowdow():
window.blit(backGround, (0, 0))
text = font.render('Score: ' + str(score), 1, (0, 0, 0))
window.blit(text, (350, 10))
mc.draw(window)
goblin.draw(window)
for bullet in bullets:
bullet.draw(window)
pygame.display.update()
# mainloop
font = pygame.font.SysFont('comicsans', 30, True)
mc = player(10, 415, 64, 64)
goblin = enemy(400, 415, 64, 64, 700)
enemies = []
for i in range(3):
enemies.append(enemy(random.randint(0, 800), random.randint(0, 480), 80, 84, 650))
print(2)
# goblin = enemy(random.random()*599+20, 415, 64, 64, 700)
shootLoop = 0
bullets = []
run = True
while run:
#print here
clock.tick(27)
if goblin.visible:
if mc.hitBox[1] < goblin.hitBox[1] + goblin.hitBox[3] and mc.hitBox[1] + mc.hitBox[3] > goblin.hitBox[1]:
if mc.hitBox[0] + mc.hitBox[2] > goblin.hitBox[0] and mc.hitBox[0] < goblin.hitBox[0] + goblin.hitBox[2]:
mc.hit()
score -= 2
if shootLoop > 0:
shootLoop += 1
if shootLoop > 3:
shootLoop = 0
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
for bullet in bullets:
if bullet.y - bullet.radius < goblin.hitBox[1] + goblin.hitBox[3] and bullet.y + bullet.radius > goblin.hitBox[
1]:
if bullet.x + bullet.radius > goblin.hitBox[0] and bullet.x - bullet.radius < goblin.hitBox[0] +
goblin.hitBox[2]:
hitSound.play()
goblin.hit()
score += 1
bullets.pop(bullets.index(bullet))
if 800 > bullet.x > 0:
bullet.x += bullet.vel
else:
bullets.pop(bullets.index(bullet))
keys = pygame.key.get_pressed()
if keys[pygame.K_SPACE] and shootLoop == 0:
bulletSound.play()
if mc.left:
facing = -1
else:
facing = 1
if len(bullets) < 3:
bullets.append(
projectile(round(mc.x + mc.width // 2), round(mc.y + mc.height // 2), 6, (0, 0, 0), facing))
shootLoop = 1
if keys[pygame.K_LEFT] and mc.x > mc.vel:
mc.x -= mc.vel
mc.left = True
mc.right = False
mc.standing = False
elif keys[pygame.K_RIGHT] and mc.x < 800 - mc.width - mc.vel:
mc.x += mc.vel
mc.right = True
mc.left = False
mc.standing = False
else:
mc.standing = True
mc.walkCount = 0
if not mc.isJump:
if keys[pygame.K_UP]:
mc.isJump = True
mc.right = False
mc.left = False
mc.walkCount = 0
else:
if mc.jumpCount >= -10:
neg = 1
if mc.jumpCount < 0:
neg = -1
mc.y -= (mc.jumpCount ** 2) * 0.3 * neg #changes the .3 from a .5
mc.jumpCount -= 1
else:
mc.isJump = False
mc.jumpCount = 10
redrawGamewindowdow()
pygame.quit()
你的敌人构造良好，但你不会绘制和移动他们。在循环中绘制列表enemies的元素是redrawGamewindowdow:
def redrawGamewindowdow():
window.blit(backGround, (0, 0))
text = font.render('Score: ' + str(score), 1, (0, 0, 0))
window.blit(text, (350, 10))
mc.draw(window)
goblin.draw(window)
# draw enemies
for e in enemies:
e.draw(window)
for bullet in bullets:
bullet.draw(window)
pygame.display.update()