pythonゲームコーディング13時間目 １００匹のおさかな

以前、Basicで作成したプログラムを移植してみました。

Ubuntu 16.04
Python 2.7
pygame 1.9.3


＜参考＞
プチコン３号講座　１００匹目の金魚

bg.png

#!/usr/bin/python
# -*- coding: utf-8 -*-
import pygame
from pygame.locals import *
import random
import math

pygame.init()
window_size = (640, 480)
clock = pygame.time.Clock()
screen = pygame.display.set_mode(window_size)
img_char = pygame.image.load('bg.png')

spimg = []
ex = []
ey = []
er = []
es = []
et = []

def dataset():
    for n in range(100):
        ex.append(random.randrange(0, 640))
        ey.append(random.randrange(0, 480))
        er.append(random.randrange(0, 360))
        es.append(random.randrange(0, 10)+10)
        et.append(30)

def move(n):
    ex[n]=ex[n]+math.sin(math.radians(er[n]))*es[n]
    ey[n]=ey[n]-math.cos(math.radians(er[n]))*es[n]
    write(n)

def turn(n):
    er[n]=er[n]+et[n]
    if er[n]>360:
        er[n] -= 360
    if er[n]<0:
        er[n] += 360
    write(n)

def write(n):
    spwrite(random.randrange(0, 2)+12,ex[n],ey[n],270-er[n],2)

def spset():
    for y in range(10):
        for x in range(10):
            temp = pygame.Surface((16, 16), pygame.SRCALPHA)
            temp.blit(img_char, (0, 0), (x * 16, y * 16, 16, 16))
            spimg.append(temp)

def spwrite(cn,x,y,angle,scale):
    temp = pygame.transform.rotozoom(spimg[cn], angle,scale)
    screen.blit(temp, (x, y))

def main():
    prg = "MMMMMMMMMMMT"
    prgn = 0
    spset()
    dataset()
    bg_color = (0, 0, 0)
    end_game = False
    while not end_game:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                end_game = True

        screen.fill(bg_color)
        p=prg[prgn]
        for n in range(100):
            if p=="M":
                move(n)
            if p=="T":
                turn(n)
        prgn += 1
        if prgn>11:
            prgn=0
        pygame.display.flip()
        clock.tick(15)
    pygame.quit()
    quit()

main()