myine

import pygame as pg
from pygame.math import Vector2 as vec
import random
import time
pg.init()
WIDTH, HEIGHT,  = 1000, 600
YELLOW = pg.Color('yellow')
GREEN = pg.Color('green')
GRAY = pg.Color('gray11')
RED = pg.Color(255,0,0,0)
screen = pg.display.set_mode((WIDTH,HEIGHT))
clock = pg.time.Clock()
FPS = 60
PLAYER_FRICTION = .95
PLAYER_ACC = .2


class Player(pg.sprite.Sprite):

    def __init__(self):
        pg.sprite.Sprite.__init__(self)
        self.image = pg.Surface((30, 40))
        self.image.fill(YELLOW)
        self.rect = self.image.get_rect(center=(WIDTH/2, HEIGHT))
        self.pos = vec(WIDTH/2, HEIGHT/2)
        self.vel = vec(0,0)
        self.acc = vec(0,0)

    def jump(self):
        self.rect.y += 1
        hits = pg.sprite.spritecollide(self, platforms, False)
        self.rect.y -= 1
        if hits:
            self.vel.y = -13

    def update(self):
        self.acc = vec(0, 0.5)
        keys = pg.key.get_pressed()
        if keys[pg.K_a]:
            self.acc.x = -PLAYER_ACC
        if keys[pg.K_d]:
            self.acc.x = PLAYER_ACC

        # apply friction
        self.vel.x *= PLAYER_FRICTION
        self.vel += self.acc
        self.pos += self.vel
        # wrap around the sides of the screen
        if self.pos.x > WIDTH:
            self.pos.x = 0
        if self.pos.x < 0:
            self.pos.x = WIDTH

        self.rect.midbottom = self.pos


class Platform(pg.sprite.Sprite):
    def __init__(self, x, y, w, h):
        pg.sprite.Sprite.__init__(self)
        self.image = pg.Surface((w, h))
        self.image.fill(GREEN)
        self.rect = self.image.get_rect(topleft=(x, y))

class Mob(pg.sprite.Sprite):
    def __init__(self):
        pg.sprite.Sprite.__init__(self)
        self.image = pg.Surface((40,40))
        self.image.fill(RED)
        self.rect = self.image.get_rect()
        self.rect.x = random.randrange(WIDTH - self.rect.width)
        self.rect.y = random.randrange(-100, -40)
        self.speedy = random.randrange(1, 8)
    def update(self):
        self.rect.y += self.speedy

all_sprites = pg.sprite.Group()
platforms = pg.sprite.Group()
MOBS = pg.sprite.Group()
# spawns the sprites ands adds them to the group
player = Player()
all_sprites.add(player)
#    mobs = Mob()
    #all_sprites.add(mobs)
    #MOBS.add(mobs)
    #time.sleep(40)

# spawns and adds platforms to group
p1 = Platform(0, HEIGHT - 40, WIDTH, 40)
p2 = Platform(WIDTH / 2 - 50, HEIGHT - 300, 100, 20)
p3 = Platform(WIDTH / 2 - 100, HEIGHT - 150, 200, 20)
all_sprites.add(p1, p2, p3)
platforms.add(p1, p2, p3)

running = True
while running:
    clock.tick(FPS)
    for event in pg.event.get():
        if event.type == pg.QUIT:
            running = False
        if event.type == pg.KEYDOWN:
            if event.key == pg.K_SPACE:
                player.jump()

    all_sprites.update()
    # Check if we hit a wall/platform.
    hits = pg.sprite.spritecollide(player, platforms, False)
    for platform in hits:  # Iterate over the collided platforms.
        if player.vel.y > 0:  # We're falling.
            player.rect.bottom = platform.rect.top
            player.vel.y = 0
        elif player.vel.y < 0:  # We're jumping.
            player.rect.top = platform.rect.bottom
            player.vel.y = 3

        player.pos.y = player.rect.bottom

    #Draw / render
    screen.fill(GRAY)
    all_sprites.draw(screen)
    pg.display.flip()


pg.quit()