import pygame
class Snake(pygame.sprite.Sprite):
def __init__(self):
super(Snake, self).__init__()
self.starting_pos()
self.head = pygame.Surface((20, 20))
self.head.fill((255, 255, 0))
self.body = pygame.Surface((20, 20))
self.body.fill((0, 255, 0))
self.image = self.head
def starting_pos(self):
self.x = 200
self.y = 200
head_pos = self.x, self.y
self.bodycoord = [[self.x - c * 20, self.y] for c in range(3)]
self.counter = 0
def draw(self):
start = 1
for coord in self.bodycoord:
if start == 1:
screen.blit(self.head, (coord[0], coord[1]))
start = 0
else:
screen.blit(self.body, (coord[0], coord[1]))
def update(self):
pygame.time.delay(1)
if self.counter == 0:
self.memx, self.memy = self.bodycoord[0]
if movedown:
self.y += 1
self.distancedown = +20
if moveup:
self.y -= 1
self.distanceup = -20
if moveright:
self.x += 1
self.distanceright = 20
if moveleft:
self.x -= 1
self.distanleft = -20
self.bodycoord[0] = self.x, self.y
self.counter += 1
if self.counter == 20:
self.move(self.memx, self.memy)
self.counter = 0
def move(self, x, y):
start = 1
for n, coord in enumerate(self.bodycoord[1:]):
if start == 1:
x1, y1 = self.bodycoord[1]
self.bodycoord[1] = x, y
start = 0
else:
x2, y2 = self.bodycoord[n+1]
self.bodycoord[n+1] = x1, y1
screen = pygame.display.set_mode((400, 400))
tempwin = pygame.Surface((400, 400))
snake = Snake()
movedown = 1
moveup = 0
moveright = 0
moveleft = 0
clock = pygame.time.Clock()
loop = 1
while loop:
screen.fill((0, 0, 0))
for event in pygame.event.get():
if event.type == pygame.QUIT:
loop = 0
if snake.y > 350:
movedown = 0
moveright = 1
if snake.x > 250:
moveup = 1
moveright = 0
if snake.y < 10:
moveup = 0
moveleft = 1
if snake.x < 30:
movedown = 1
moveleft = 0
snake.draw()
snake.update()
# pygame.time.delay(1000)
pygame.display.update()
clock.tick(144)
pygame.quit()
Still… not good.
Fluid but… not good still
import pygame
class Snake(pygame.sprite.Sprite):
def __init__(self):
super(Snake, self).__init__()
self.starting_pos()
self.head = pygame.Surface((20, 20))
self.head.fill((255, 255, 0))
self.body = pygame.Surface((20, 20))
self.body.fill((0, 255, 0))
self.image = self.head
self.distancedown = +20
self.distanceup = -20
self.distanceright = 20
self.distanceleft = -20
def starting_pos(self):
self.x = 200
self.y = 200
head_pos = self.x, self.y
self.bodycoord = [[self.x - c * 20, self.y] for c in range(3)]
self.counter = 0
def draw(self):
start = 1
for coord in self.bodycoord:
if start == 1:
screen.blit(self.head, (coord[0], coord[1]))
start = 0
else:
screen.blit(self.body, (coord[0], coord[1]))
def update(self):
pygame.time.delay(1)
# if self.counter == 0:
self.memx, self.memy = self.bodycoord[0]
if movedown:
self.y += 1
if moveup:
self.y -= 1
if moveright:
self.x += 1
if moveleft:
self.x -= 1
self.bodycoord[0] = self.x, self.y
self.counter += 1
# if self.counter == 20:
self.move(self.memx, self.memy)
# self.counter = 0
def move(self, x, y):
start = 1
xx = 0
yy = 0
for n, coord in enumerate(self.bodycoord[1:]):
if moveright:
xx = -20
if moveleft:
xx = 20
if moveup:
yy = 20
if movedown:
yy = -20
if start == 1:
self.bodycoord[1] = x + xx, y + yy
x1, y1 = self.bodycoord[1][0], self.bodycoord[1][1]
start = 0
else:
self.bodycoord[n+1] = x1 + xx * (n) , y1 + yy * n
x2, y2 = self.bodycoord[n+1][0] + xx, self.bodycoord[n+1][1] + yy
screen = pygame.display.set_mode((300, 300))
snake = Snake()
movedown = 1
moveup = 0
moveright = 0
moveleft = 0
clock = pygame.time.Clock()
loop = 1
while loop:
screen.fill((0, 0, 0))
for event in pygame.event.get():
if event.type == pygame.QUIT:
loop = 0
if snake.y > 200:
movedown = 0
moveright = 1
if snake.x > 200:
moveup = 1
moveright = 0
if snake.y < 10:
moveup = 0
moveleft = 1
if snake.x < 30:
movedown = 1
moveleft = 0
snake.draw()
snake.update()
# pygame.time.delay(1000)
pygame.display.update()
clock.tick(144)
pygame.quit()
Looking in stakoverflow
I found this interesting code… but there is still something that I want to change…
import pygame
import random
import math
pygame.init()
COLUMNS, ROWS, SIZE = 10, 10, 20
WIDTH, HEIGHT = COLUMNS*SIZE, ROWS*SIZE
screen = pygame.display.set_mode((WIDTH, HEIGHT))
clock = pygame.time.Clock()
background = pygame.Surface((WIDTH, HEIGHT))
background.fill((255, 255, 255))
for i in range(1, COLUMNS):
pygame.draw.line(background, (128, 128, 128), (i*SIZE-1, 0), (i*SIZE-1, ROWS*SIZE), 2)
for i in range(1, ROWS):
pygame.draw.line(background, (128, 128, 128), (0, i*SIZE-1), (COLUMNS*SIZE, i*SIZE-1), 2)
def hit(pos_a, pos_b, distance):
dx, dy = pos_a[0]-pos_b[0], pos_a[1]-pos_b[1]
return math.sqrt(dx*dx + dy*dy) < distance
def random_pos(body):
pos = None
while True:
pos = random.randint(SIZE//2, WIDTH-SIZE//2), random.randint(SIZE//2, HEIGHT-SIZE//2)
if not any([hit(pos, bpos, 20) for bpos in body]):
break
return pos
def create_body(track, no_pearls, distance):
body = [(track[0])]
track_i = 1
for i in range(1, no_pearls):
while track_i < len(track):
pos = track[track_i]
track_i += 1
dx, dy = body[-1][0]-pos[0], body[-1][1]-pos[1]
if math.sqrt(dx*dx + dy*dy) >= distance:
body.append(pos)
break
while len(body) < no_pearls:
body.append(track[-1])
del track[track_i:]
return body
length = 1
track = [(WIDTH//2, HEIGHT//2)]
dir = (1, 0)
food = random_pos(track)
run = True
while run:
clock.tick(60)
for event in pygame.event.get():
if event.type == pygame.QUIT:
run = False
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT: dir = (-1, 0)
elif event.key == pygame.K_RIGHT: dir = (1, 0)
elif event.key == pygame.K_UP: dir = (0, -1)
elif event.key == pygame.K_DOWN: dir = (0, 1)
track.insert(0, track[0][:])
track[0] = (track[0][0] + dir[0]) % WIDTH, (track[0][1] + dir[1]) % HEIGHT
body = create_body(track, length, 20)
if hit(body[0], food, 20):
food = random_pos(body)
length += 1
screen.blit(background, (0, 0))
pygame.draw.circle(screen, (255, 0, 255), food, SIZE//2)
for i, pos in enumerate(body):
color = (255, 0, 0) if i==0 else (0, 192, 0) if (i%2)==0 else (255, 128, 0)
pygame.draw.circle(screen, color, pos, SIZE//2)
pygame.display.flip()
Twitter: @pythonprogrammi - python_pygame
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