Cocos2d は2次元ゲームのフレームワーク.Python で動く.
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関連する資料:Cocos2d の概要 [PDF], [パワーポイント]
関連する資料:ゲームエンジン[PDF], [パワーポイント]
【外部ページへのリンク】 http://python.cocos2d.org/doc.html
【外部ページへのリンク】 http://docplayer.net/62131747-Python-game-programming-by-example.html
謝辞
Cocos2d の作者に感謝します.
手順は,別ページ »で説明
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Python プログラムの実行
Python 開発環境(Jupyter Qt Console, Jupyter ノートブック (Jupyter Notebook), Jupyter Lab, Nteract, Spyder, PyCharm, PyScripterなど)も便利である.
Python のまとめ: 別ページ »にまとめ
import random import cocos from cocos import scene from cocos.layer import Layer, ColorLayer from cocos.director import director import pyglet from pyglet.window import key from time import sleep class MyActor(cocos.text.Label): def __init__(self, text, x, y, vx, vy, size, rgba): super(MyActor, self).__init__( text, font_name = "Times New Roman", font_size = size, anchor_x = 'center', anchor_y = 'center', color = rgba ) self.vx = vx self.vy = vy self.position = cocos.euclid.Vector2(x, y) self.type="MyActor" class Player(cocos.text.Label): def __init__(self, text, x, y, size, rgba): super(Player, self).__init__( text, font_name = "Times New Roman", font_size = size, anchor_x = 'center', anchor_y = 'center', color = rgba ) self.position = cocos.euclid.Vector2(x, y) self.type="Player" class Layer00(Layer): is_event_handler = True def __init__(self): super(Layer00, self).__init__() # random.seed() self.kao = MyActor("?", 320, 240, -150, -150, 40, (255, 255, 255, 255)) self.add( self.kao ) self.balls = [] for i in range(1, 4): for j in range(1, 11): self.balls.append( MyActor("□", 50 * j + 50, 480 - (47 * i), 0, 0, 70, (255, 255, 255, 255)) ) self.add(self.balls[(j-1)+((i-1)*10)]) self.player = Player("ー", 200, 80, 100, (120, 200, 255, 255)) self.add(self.player) self.schedule(self.update) def update(self, dt): for _, node in self.children: if ( type(node) == MyActor ): node.x += node.vx * dt node.y += node.vy * dt a = "" if ( node.x >= 640-15 and a != "right"): node.vx = -node.vx a = "right" if ( node.x < 0+15 and a != "left"): node.vx = -node.vx a = "left" if ( node.y >= 480-8 and a != "up"): node.vy = -node.vy a = "up" if ( node.y < 0+22 and a != "down"): node.vy = -node.vy a = "down" director.replace(scene.Scene(Layer01())) if ( ( ( self.player.x - 50 ) < node.x ) and ( node.x < ( self.player.x + 50 ) ) and ( ( self.player.y - 10 ) < node.y ) and ( node.y < ( self.player.y + 25 ) ) ): node.vy = - node.vy for z in range(0, len(self.balls)): a = 22 b = 22 c = 20 # if self.balls[z] != None: if ( self.balls[z].x - b < ( self.kao.x + a) ) and ( ( self.kao.x + a ) < self.balls[z].x + b and self.balls[z].y - c < ( self.kao.y ) ) and ( ( self.kao.y ) < self.balls[z].y + c): self.kao.vx = - self.kao.vx self.remove(self.balls[z]) self.balls.pop(z) return if ( self.balls[z].x - b < ( self.kao.x - a) ) and ( ( self.kao.x - a ) < self.balls[z].x + b and self.balls[z].y - c < ( self.kao.y ) ) and ( ( self.kao.y ) < self.balls[z].y + c): self.kao.vx = - self.kao.vx self.remove(self.balls[z]) self.balls.pop(z) return if ( self.balls[z].x - b < ( self.kao.x ) ) and ( ( self.kao.x ) < self.balls[z].x + b and self.balls[z].y - c < ( self.kao.y + a) ) and ( ( self.kao.y + a) < self.balls[z].y + c): self.kao.vy = - self.kao.vy self.remove(self.balls[z]) self.balls.pop(z) return if ( self.balls[z].x - b < ( self.kao.x ) ) and ( ( self.kao.x ) < self.balls[z].x + b and self.balls[z].y - c < ( self.kao.y - a) ) and ( ( self.kao.y - a) < self.balls[z].y + c): self.kao.vy = - self.kao.vy self.remove(self.balls[z]) self.balls.pop(z) return def on_key_press(self, symbol, modifiers): if symbol == key.RIGHT: self.player.x += 20 elif symbol == key.LEFT: self.player.x -= 20 #elif symbol == key.UP: # self.player.y += 20 #elif symbol == key.DOWN: # self.player.y -= 20 class MyActor2(cocos.text.Label): def __init__(self, text, x, y, size, rgba): super(MyActor2, self).__init__( text, font_name = "Times New Roman", font_size = size, anchor_x = 'center', anchor_y = 'center', color = rgba ) self.position = cocos.euclid.Vector2(x, y) class Layer01(ColorLayer): is_event_handler = True def __init__(self): super(Layer01, self).__init__(231, 76, 60, 1000) self.myactor = MyActor2("GAMEOVER", 400, 240, 32, (0, 200, 255, 255)) self.add(self.myactor) def on_key_press(self, key, modifiers): director.replace(scene.Scene(Layer00())) director.init(width=640, height=480) director.run( scene.Scene( Layer00() ) )