{"id":903,"date":"2025-04-19T06:00:15","date_gmt":"2025-04-18T22:00:15","guid":{"rendered":"https:\/\/www.wunen.com\/index.php\/2025\/04\/19\/python-%e5%a4%aa%e7%a9%ba%e5%b0%84%e5%87%bb%e6%b8%b8%e6%88%8f\/"},"modified":"2025-04-19T06:00:15","modified_gmt":"2025-04-18T22:00:15","slug":"python-%e5%a4%aa%e7%a9%ba%e5%b0%84%e5%87%bb%e6%b8%b8%e6%88%8f","status":"publish","type":"post","link":"http:\/\/www.wunen.com\/index.php\/2025\/04\/19\/python-%e5%a4%aa%e7%a9%ba%e5%b0%84%e5%87%bb%e6%b8%b8%e6%88%8f\/","title":{"rendered":"Python &#8212;\u592a\u7a7a\u5c04\u51fb\u6e38\u620f"},"content":{"rendered":"<div class=\"article_content clearfix\" id=\"article_content\">\n <link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/editerView\/kdoc_html_views-1a98987dfd.css\" rel=\"stylesheet\"\/>\n <link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/editerView\/ck_htmledit_views-704d5b9767.css\" rel=\"stylesheet\"\/>\n<div class=\"markdown_views prism-atom-one-light\" id=\"content_views\">\n  <svg style=\"display: none;\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n   <path d=\"M5,0 0,2.5 5,5z\" id=\"raphael-marker-block\" stroke-linecap=\"round\" style=\"-webkit-tap-highlight-color: rgba(0, 0, 0, 0);\">\n   <\/path>\n  <\/svg><\/p>\n<blockquote>\n<p>\n    \u672c\u6587\u4e3b\u8981\u8bb2\u8ff0\u5982\u4f55\u901a\u8fc7\u4f7f\u7528Python+Pygame\u5b9e\u73b0\u4e00\u6b3e2D\u5c04\u51fb\u6e38\u620f\uff0c\u5c04\u51fb\u6e38\u620f\u5305\u542b\u73a9\u5bb6\u3001\u654c\u4eba\u3001\u9053\u5177\u7b49\u5143\u7d20\uff0c\u901a\u8fc7\u952e\u76d8\u5de6\u53f3\u79fb\u52a8+Space\u5c04\u51fb\u6765\u64cd\u63a7\u89d2\u8272.\n   <\/p>\n<\/blockquote>\n<h4>\n   <a id=\"1_1\"><br \/>\n   <\/a><br \/>\n   1.\u5f15\u8a00<br \/>\n  <\/h4>\n<p>\n   \u5728\u8fd9\u4e4b\u524d\uff0c\u6211\u4eec\u5148\u6765\u8ba4\u8bc6\u4e00\u4e0bPython\u4e2d\u7684pygame\u6a21\u5757\uff0cpygame\u662f\u4e00\u4e2a\u5229\u7528SDL\u5e93\u7684\u5199\u5c31\u7684\u6e38\u620f\u5e93\uff0cSDL\u5462\uff0c\u5168\u540dSimple DirectMedia Layer\uff0c\u662fPython\u4e2d\u7684\u4e00\u4e2a2D\u6e38\u620f\u5f00\u53d1\u5e93\uff0c\u652f\u6301\u58f0\u97f3\u548c\u56fe\u50cf\u7684\u7f16\u8f91\uff0c\u5f53\u7136\u5728\u73b0\u5728\u76843D\u6e38\u620f\u7684\u666e\u53ca\u4e0b\uff0cpygame\u9010\u6e10\u6ca1\u843d\u4e86\uff0c\u4f46\u662f\u8fd9\u4e0d\u59a8\u788d\u6211\u4eec\u4ece\u4e2d\u5b66\u5230\u4e00\u4e9b\u4e1c\u897f\u3002\u4e0b\u9762\u5c06\u4f7f\u7528pygame\u6a21\u5757\u6765\u5b9e\u73b0\u8fd9\u4e2a2D\u5c04\u51fb\u6e38\u620f\n  <\/p>\n<h4>\n   <a id=\"2_3\"><br \/>\n   <\/a><br \/>\n   2.\u7cfb\u7edf\u7ed3\u6784<br \/>\n  <\/h4>\n<p>\n   \u592a\u7a7a\u5c04\u51fb\u6e38\u620f\u7684\u5927\u4f53\u6846\u67b6\uff1a\u9996\u5148\u662f\u6e38\u620f\u521d\u59cb\u5316\uff0c\u8bbe\u7f6e\u6e38\u620f\u7a97\u53e3\uff0c\u521b\u5efa\u6e38\u620f\u65f6\u949f\uff0c\u521b\u5efa\u7cbe\u7075\u548c\u7cbe\u7075\u7ec4\u3002\u518d\u5c31\u662f\u5728\u6e38\u620f\u5faa\u73af\u4e2d\u8bbe\u7f6e\u5237\u65b0\u5e27\u7387\uff0c\u8fdb\u884c\u4e8b\u4ef6\u76d1\u542c\u3001\u78b0\u649e\u68c0\u6d4b\u3001\u66f4\u65b0\u7ed8\u5236\u7cbe\u7075\u7ec4\u3001\u66f4\u65b0\u5c4f\u5e55\u663e\u793a\u7b49\u7b49<br \/>\n   \n  <\/p>\n<ul>\n<li>\n<p>\n     \u4f7f\u7528Rect\u6765\u63cf\u8ff0\u77e9\u5f62\u533a\u57df<br \/>\n     <br \/>\n     Python\u6e38\u620f\u4e2d\u4ee5\u5750\u6807\u7cfb\u6765\u63cf\u8ff0\u6e38\u620f\u4e2d\u5404\u4e2a\u7ec4\u4ef6\u7684\u4f4d\u7f6e\uff0c\u539f\u70b9\u5728\u5de6\u4e0a\u89d2\uff0cx\u8f74\u6c34\u5e73\u5411\u53f3\u3001y\u8f74\u6c34\u5e73\u5411\u4e0b\u3002\u63cf\u8ff0\u4e00\u4e2a\u77e9\u5f62\u533a\u57df\u8fd8\u8981\u6709\u5bbd\u5ea6\u548c\u9ad8\u5ea6\uff0c\u56e0\u4e3a\u4e00\u4e2a\u5750\u6807\u53ea\u80fd\u8868\u793a\u5176\u5de6\u4e0a\u89d2\u7684\u4f4d\u7f6e\uff0c\u52a0\u4e0a\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u4e4b\u540e\u4f4d\u7f6e\u5c31\u5b9a\u6b7b\u4e86\u3002\n    <\/p>\n<\/li>\n<li>\n<p>\n     \u521b\u5efa\u6e38\u620f\u7a97\u53e3<br \/>\n     <br \/>\n     pygame\u4e2d\u4e13\u95e8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u6a21\u5757pygame.display\u7528\u4e8e\u521b\u5efa\u3001\u7ba1\u7406\u6e38\u620f\u7a97\u53e3\u3002\u5176\u4e2d\u6709\u4e24\u4e2a\u65b9\u6cd5\uff1a<br \/>\n     <br \/>\n     pygame.display.set_moudle()\uff1a\u7528\u4e8e\u521d\u59cb\u5316\u6e38\u620f\u7a97\u53e3\u3002\u91cc\u9762\u6709\u56db\u4e2a\u53c2\u6570\uff0c\u7a97\u53e3\u7684\u5bbd\u548c\u9ad8\uff0c\u662f\u5426\u5168\u5c4f\uff0c\u7a97\u53e3\u7684\u989c\u8272\u3002<br \/>\n     <br \/>\n     pygame.display.update()\uff1a\u7528\u4e8e\u5237\u65b0\u5c4f\u5e55\u5185\u5bb9\u663e\u793a\n    <\/p>\n<\/li>\n<li>\n<p>\n     \u7ed8\u5236\u56fe\u50cf<br \/>\n     <br \/>\n     pygame\u4e2d\u7684load()\u51fd\u6570\u52a0\u8f7d\u56fe\u50cf\u6570\u636e\uff0cblit()\u51fd\u6570\u7ed8\u5236\u56fe\u50cf\uff0cupdate()\u51fd\u6570\u66f4\u65b0\u5c4f\u5e55\u663e\u793a\uff0c\u6bcf\u7ed8\u5236\u4e00\u6b21\u56fe\u50cf\u5c31\u8981\u8c03\u7528\u4e00\u6b21update\u65b9\u6cd5\uff0c\u5f53\u7136\u4e5f\u53ef\u4ee5\u653e\u5728\u6700\u540e\u53ea\u8c03\u7528\u4e00\u6b21update\u65b9\u6cd5.\n    <\/p>\n<\/li>\n<li>\n<p>\n     \u6e38\u620f\u65f6\u949f<br \/>\n     <br \/>\n     pygame\u4e2d\u4e13\u95e8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7c7bpygame.time.Clock\u53ef\u4ee5\u975e\u5e38\u65b9\u4fbf\u7684\u8bbe\u7f6e\u5c4f\u5e55\u7ed8\u5236\u901f\u5ea6\u2014\u2014\u5237\u65b0\u5e27\u7387\u3002\u5728\u6e38\u620f\u521d\u59cb\u5316\u521b\u5efa\u4e00\u4e2a\u65f6\u949f\u5bf9\u8c61\uff0c\u5e76\u5728\u6e38\u620f\u5faa\u73af\u4e2d\u8ba9\u65f6\u949f\u5bf9\u8c61\u8c03\u7528tick()\u65b9\u6cd5\uff0ctick()\u65b9\u6cd5\u4f1a\u6839\u636e\u4e0a\u6b21\u88ab\u8c03\u7528\u7684\u65f6\u95f4\uff0c\u81ea\u52a8\u8bbe\u7f6e\u6e38\u620f\u5faa\u73af\u4e2d\u7684\u5ef6\u65f6\u3002\n    <\/p>\n<\/li>\n<li>\n<p>\n     \u76d1\u542c\u4e8b\u4ef6<br \/>\n     <br \/>\n     \u4e8b\u4ef6\u5c31\u662f\u6e38\u620f\u542f\u52a8\u540e\uff0c\u7528\u6237\u9488\u5bf9\u6e38\u620f\u6240\u505a\u7684\u64cd\u4f5c\u3002\u4f8b\u5982\uff1a\u7528\u6237\u70b9\u51fb\u9f20\u6807\uff0c\u6309\u52a8\u952e\u76d8\u7b49\u7b49\u3002\u76d1\u542c\u5219\u662f\u5224\u65ad\u7528\u6237\u7684\u5177\u4f53\u64cd\u4f5c\uff0c\u53ea\u6709\u6355\u83b7\u7528\u6237\u5177\u4f53\u7684\u64cd\u4f5c\uff0c\u624d\u80fd\u9488\u5bf9\u6027\u7684\u505a\u51fa\u54cd\u5e94\u3002pygame\u4e2d\u901a\u8fc7pygame.event.get()\u53ef\u4ee5\u83b7\u5f97\u5f53\u524d\u7528\u6237\u6240\u505a\u64cd\u4f5c\u7684\u4e8b\u4ef6\u5217\u8868\n    <\/p>\n<\/li>\n<li>\n<p>\n     \u7cbe\u7075\u548c\u7cbe\u7075\u7ec4<br \/>\n     <br \/>\n     pygame\u4e2d\u63d0\u4f9b\u7684\u4e24\u4e2a\u7c7b\uff0c\u662f\u4e3a\u4e86\u7b80\u5316\u56fe\u50cf\u52a0\u8f7d\u3001\u4f4d\u7f6e\u53d8\u5316\u3001\u7ed8\u5236\u56fe\u50cf\u7b49\u529f\u80fd\u7684\u5f00\u53d1\u6b65\u9aa4\u3002<br \/>\n     <br \/>\n     pygame.sprite.Sprite\u2014\u2014\u7528\u4e8e\u5b58\u50a8\u56fe\u50cfimage\u548c\u4f4d\u7f6erect\u7684\u5bf9\u8c61\u3002<br \/>\n     <br \/>\n     pygame.sprite.Group\u2014\u2014\u5305\u542b\u591a\u4e2a\u7cbe\u7075\u7684\u5bf9\u8c61\u3002<br \/>\n     <br \/>\n     \u7cbe\u7075\u7c7b\u4e2d\u6709\u4e24\u4e2a\u5c5e\u6027image\u8bb0\u5f55\u56fe\u50cf\u6570\u636e\u548crect\u4f4d\u7f6e\u4fe1\u606f\uff0cupdate()\u65b9\u6cd5\u66f4\u65b0\u4f4d\u7f6e\u4fe1\u606f\u3002<br \/>\n     <br \/>\n     \u7cbe\u7075\u7ec4\u7c7badd()\u65b9\u6cd5\u5411\u7ec4\u4e2d\u589e\u52a0\u7cbe\u7075\uff1bsprites()\u65b9\u6cd5\u8fd4\u56de\u6240\u7528\u7cbe\u7075\u5217\u8868\uff1bupdate()\u65b9\u6cd5\u8ba9\u7ec4\u4e2d\u7684\u6240\u6709\u7cbe\u7075\u8c03\u7528update\u65b9\u6cd5\uff1bdraw()\u5c06\u7ec4\u4e2d\u6240\u7528\u7cbe\u7075\u7684image\u7ed8\u5236\u5230Surface\u7684rect\u4f4d\u7f6e\u3002\n    <\/p>\n<\/li>\n<\/ul>\n<h4>\n   <a id=\"3_29\"><br \/>\n   <\/a><br \/>\n   3.\u5b9e\u73b0\u4ee3\u7801<br \/>\n  <\/h4>\n<h5>\n   <a id=\"1pygame_30\"><br \/>\n   <\/a><br \/>\n   1\u3001\u9996\u5148\u5bfc\u5165\u4e00\u4e9b\u6240\u9700\u7528\u5230\u7684\u5e93\uff0c\u521d\u59cb\u5316pygame,\u4ee5\u53ca\u52a0\u8f7d\u6240\u9700\u56fe\u7247\u3001\u58f0\u97f3<br \/>\n  <\/h5>\n<ul>\n<li>\n    \u57fa\u672c\u53c2\u6570\u8bbe\u7f6e\u53ca\u521d\u59cb\u5316\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token comment\">#\u5bfc\u5165\u6a21\u5757<\/span>\n<span class=\"token keyword\">import<\/span> pygame\n<span class=\"token keyword\">import<\/span> random\n<span class=\"token keyword\">from<\/span> os <span class=\"token keyword\">import<\/span> path\n<span class=\"token comment\">#\u83b7\u53d6\u56fe\u7247\u5e93\u548c\u58f0\u97f3\u5e93\u8def\u5f84<\/span>\nimg_dir <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>dirname<span class=\"token punctuation\">(<\/span>__file__<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'assets'<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u56fe\u7247\u8def\u5f84<\/span>\nsound_folder <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>dirname<span class=\"token punctuation\">(<\/span>__file__<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'sounds'<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u58f0\u97f3\u8def\u5f84<\/span>\n<span class=\"token comment\">#\u5b9a\u4e49\u6e38\u620f\u7a97\u53e3\u3001\u73a9\u5bb6\u8840\u91cf\u6761\u5c3a\u5bf8\uff0c\u6e38\u620f\u8fd0\u884c\u901f\u5ea6\u3001\u70ae\u706b\u6301\u7eed\u65f6\u95f4\u7b49\u53c2\u6570<\/span>\nWIDTH <span class=\"token operator\">=<\/span> <span class=\"token number\">480<\/span> <span class=\"token comment\">#\u5b9a\u4e49\u6e38\u620f\u7a97\u53e3\u5927\u5c0f<\/span>\nHEIGHT <span class=\"token operator\">=<\/span> <span class=\"token number\">600<\/span>\nFPS <span class=\"token operator\">=<\/span> <span class=\"token number\">60<\/span> <span class=\"token comment\">#\u6e38\u620f\u8fd0\u884c\u901f\u5ea6<\/span>\nPOWERUP_TIME <span class=\"token operator\">=<\/span> <span class=\"token number\">5000<\/span> <span class=\"token comment\">#\u70ae\u706b\u6301\u7eed\u65f6\u95f4<\/span>\nBAR_LENGTH <span class=\"token operator\">=<\/span> <span class=\"token number\">100<\/span> <span class=\"token comment\">#\u8840\u91cf\u6761\u5c3a\u5bf8<\/span>\nBAR_HEIGHT <span class=\"token operator\">=<\/span> <span class=\"token number\">10<\/span>\n\n<span class=\"token comment\"># \u5b9a\u4e49\u767d\u3001\u9ed1\u3001\u7ea2\u3001\u7eff\u3001\u84dd\u3001\u9ec4\u7684RGB\u53c2\u6570<\/span>\nWHITE <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">)<\/span>\nBLACK <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\nRED <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\nGREEN <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\nBLUE <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">)<\/span>\nYELLOW <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\n\n<span class=\"token comment\">#\u521d\u59cb\u5316pygame\u6a21\u5757\uff0c\u521b\u5efa\u6e38\u620f\u7a97\u53e3\u3001\u6e38\u620f\u7a97\u53e3\u547d\u540d\u3001\u521b\u5efa\u8ddf\u8e2a\u65f6\u95f4\u5bf9\u8c61<\/span>\npygame<span class=\"token punctuation\">.<\/span>init<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u521d\u59cb\u5316\u5c06\u5bfc\u5165\u6240\u6709pygame\u7684\u6a21\u5757<\/span>\npygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>init<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">## \u521d\u59cb\u5316\u6df7\u97f3\u5668\u6a21\u5757<\/span>\nscreen <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>display<span class=\"token punctuation\">.<\/span>set_mode<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>WIDTH<span class=\"token punctuation\">,<\/span> HEIGHT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u8bbe\u7f6e\u6e38\u620f\u7a97\u53e3\u5927\u5c0f<\/span>\npygame<span class=\"token punctuation\">.<\/span>display<span class=\"token punctuation\">.<\/span>set_caption<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"spaceShooter\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u8bbe\u7f6e\u6807\u9898<\/span>\nclock <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>Clock<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>     <span class=\"token comment\">## \u521b\u5efa\u65f6\u949f\u5bf9\u8c61 \u7528\u4e8eFPS\u540c\u6b65<\/span>\n\n<span class=\"token comment\">#\u83b7\u53d6\u5b57\u4f53arial\u6240\u5728\u8def\u5f84<\/span>\nfont_name <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>font<span class=\"token punctuation\">.<\/span>match_font<span class=\"token punctuation\">(<\/span><span class=\"token string\">'arial'<\/span><span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u52a0\u8f7d\u56fe\u7247\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token comment\">#\u52a0\u8f7d\u6e38\u620f\u80cc\u666f\u56fe\u7247<\/span>\nbackground <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'starfield.png'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\nbackground_rect <span class=\"token operator\">=<\/span> background<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u83b7\u53d6\u80cc\u666f\u56fe\u7247\u7684\u77e9\u5f62\u533a\u57df<\/span>\n<span class=\"token comment\">#\u52a0\u8f7d\u98de\u673a\u56fe\u7247<\/span>\nplayer_img <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'playerShip1_orange.png'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u98de\u673a\u56fe\u7247<\/span>\nplayer_mini_img <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">.<\/span>scale<span class=\"token punctuation\">(<\/span>player_img<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">25<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">19<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\nplayer_mini_img<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span>\n<span class=\"token comment\">#\u52a0\u8f7d\u98de\u673a\u70ae\u5f39\u3001\u5bfc\u5f39\u56fe\u7247<\/span>\nbullet_img <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'laserRed16.png'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\nmissile_img <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'missile.png'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert_alpha<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n<span class=\"token comment\">#\u52a0\u8f7d\u654c\u4eba\u56fe\u7247<\/span>\nmeteor_images <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span>\nmeteor_list <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span>\n    <span class=\"token string\">'meteorBrown_big1.png'<\/span><span class=\"token punctuation\">,<\/span>\n    <span class=\"token string\">'meteorBrown_big2.png'<\/span><span class=\"token punctuation\">,<\/span> \n    <span class=\"token string\">'meteorBrown_med1.png'<\/span><span class=\"token punctuation\">,<\/span> \n    <span class=\"token string\">'meteorBrown_med3.png'<\/span><span class=\"token punctuation\">,<\/span>\n    <span class=\"token string\">'meteorBrown_small1.png'<\/span><span class=\"token punctuation\">,<\/span>\n    <span class=\"token string\">'meteorBrown_small2.png'<\/span><span class=\"token punctuation\">,<\/span>\n    <span class=\"token string\">'meteorBrown_tiny1.png'<\/span>\n<span class=\"token punctuation\">]<\/span>\n\n<span class=\"token keyword\">for<\/span> image <span class=\"token keyword\">in<\/span> meteor_list<span class=\"token punctuation\">:<\/span>\n    meteor_images<span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> image<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\n<span class=\"token comment\">#\u52a0\u8f7d\u76fe\u724c\u3001\u95ea\u7535\u56fe\u7247<\/span>\npowerup_images <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">{<!-- --><\/span><span class=\"token punctuation\">}<\/span>\npowerup_images<span class=\"token punctuation\">[<\/span><span class=\"token string\">'shield'<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'shield_gold.png'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\npowerup_images<span class=\"token punctuation\">[<\/span><span class=\"token string\">'gun'<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'bolt_gold.png'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n<span class=\"token comment\"># \u52a0\u8f7d\u7206\u70b8\u6548\u679c\u56fe<\/span>\nexplosion_anim <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">{<!-- --><\/span><span class=\"token punctuation\">}<\/span>\nexplosion_anim<span class=\"token punctuation\">[<\/span><span class=\"token string\">'lg'<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span>\nexplosion_anim<span class=\"token punctuation\">[<\/span><span class=\"token string\">'sm'<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span>\nexplosion_anim<span class=\"token punctuation\">[<\/span><span class=\"token string\">'player'<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span>\n<span class=\"token keyword\">for<\/span> i <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">9<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token comment\">#\u654c\u4eba\u7206\u70b8<\/span>\n    filename <span class=\"token operator\">=<\/span> <span class=\"token string\">'regularExplosion0{}.png'<\/span><span class=\"token punctuation\">.<\/span><span class=\"token builtin\">format<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span>\n    img <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> filename<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n    img<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span>\n    <span class=\"token comment\">#\u5927\u7206\u70b8  <\/span>\n    img_lg <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">.<\/span>scale<span class=\"token punctuation\">(<\/span>img<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">75<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">75<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u5c06\u7206\u70b8\u56fe\u7247\u7f29\u653e\u523075\u00d775<\/span>\n    explosion_anim<span class=\"token punctuation\">[<\/span><span class=\"token string\">'lg'<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>img_lg<span class=\"token punctuation\">)<\/span>\n    <span class=\"token comment\">#\u5c0f\u7206\u70b8  <\/span>\n    img_sm <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">.<\/span>scale<span class=\"token punctuation\">(<\/span>img<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u5c06\u7206\u70b8\u56fe\u7247\u7f29\u653e\u523032\u00d732<\/span>\n    explosion_anim<span class=\"token punctuation\">[<\/span><span class=\"token string\">'sm'<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>img_sm<span class=\"token punctuation\">)<\/span>\n\n    <span class=\"token comment\">#\u73a9\u5bb6\u7206\u70b8<\/span>\n    filename <span class=\"token operator\">=<\/span> <span class=\"token string\">'sonicExplosion0{}.png'<\/span><span class=\"token punctuation\">.<\/span><span class=\"token builtin\">format<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span>\n    img <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> filename<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n    img<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span>\n    explosion_anim<span class=\"token punctuation\">[<\/span><span class=\"token string\">'player'<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>img<span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u52a0\u8f7d\u58f0\u97f3\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token comment\">#\u52a0\u8f7d\u70ae\u5f39\u3001\u5bfc\u5f39\u53d1\u5c04\u58f0\u97f3    <\/span>\nshooting_sound <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>Sound<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>sound_folder<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'pew.wav'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\nmissile_sound <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>Sound<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>sound_folder<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'rocket.ogg'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>  \n<span class=\"token comment\">#\u52a0\u8f7d\u654c\u4eba\u7206\u70b8\u58f0\u97f3<\/span>\nexpl_sounds <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span>\n<span class=\"token keyword\">for<\/span> sound <span class=\"token keyword\">in<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">'expl3.wav'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'expl6.wav'<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">:<\/span>\n    expl_sounds<span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>Sound<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>sound_folder<span class=\"token punctuation\">,<\/span> sound<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\n<span class=\"token comment\">#\u52a0\u8f7d\u73a9\u5bb6\u7206\u70b8\u7684\u58f0\u97f3<\/span>\nplayer_die_sound <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>Sound<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>sound_folder<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'rumble1.ogg'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\n<span class=\"token comment\">#\u8c03\u4f4e\u97f3\u91cf<\/span>\npygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>music<span class=\"token punctuation\">.<\/span>set_volume<span class=\"token punctuation\">(<\/span><span class=\"token number\">0.2<\/span><span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<h5>\n   <a id=\"2_144\"><br \/>\n   <\/a><br \/>\n   2\u3001\u51fd\u6570\u533a<br \/>\n  <\/h5>\n<ul>\n<li>\n    \u6e38\u620f\u5f00\u59cb\u754c\u9762\u51fd\u6570\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">def<\/span> <span class=\"token function\">main_menu<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token keyword\">global<\/span> screen\n    menu_song <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>music<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>sound_folder<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"menu.ogg\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u52a0\u8f7d\u6e38\u620f\u521d\u59cb\u754c\u9762\u80cc\u666f\u97f3\u4e50<\/span>\n    pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>music<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u5f00\u59cb\u64ad\u653e\u4e3b\u754c\u9762\u97f3\u4e50 -1\u8868\u793a\u65e0\u9650\u5faa\u73af\u64ad\u653e<\/span>\n\n    title <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>img_dir<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"main.png\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>convert<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u52a0\u8f7d\u4e3b\u754c\u9762\u56fe\u7247<\/span>\n    title <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">.<\/span>scale<span class=\"token punctuation\">(<\/span>title<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>WIDTH<span class=\"token punctuation\">,<\/span> HEIGHT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> screen<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u8c03\u6574\u4e3b\u754c\u9762\u56fe\u7247\u9002\u5e94\u4e3b\u7a97\u53e3\u5927\u5c0f\u5373480*600<\/span>\n\n    screen<span class=\"token punctuation\">.<\/span>blit<span class=\"token punctuation\">(<\/span>title<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u57280\uff0c0\u4f4d\u7f6e\u663e\u793a\u4e3b\u754c\u9762\u56fe\u7247<\/span>\n    pygame<span class=\"token punctuation\">.<\/span>display<span class=\"token punctuation\">.<\/span>update<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u66f4\u65b0\u663e\u793a\u5728\u4e3b\u754c\u9762\u4e0a<\/span>\n    <span class=\"token comment\">#\u754c\u9762\u51fa\u6765\uff0c\u7b49\u5f85\u4e8b\u4ef6\u89e6\u53d1\u8fdb\u5165\u6e38\u620f\u6216\u8005\u9000\u51fa\u6e38\u620f<\/span>\n    <span class=\"token keyword\">while<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">:<\/span>\n        ev <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>event<span class=\"token punctuation\">.<\/span>poll<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u4ece\u961f\u5217\u4e2d\u83b7\u53d6\u4e00\u4e2a\u4e8b\u4ef6<\/span>\n        <span class=\"token keyword\">if<\/span> ev<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span> <span class=\"token operator\">==<\/span> pygame<span class=\"token punctuation\">.<\/span>KEYDOWN<span class=\"token punctuation\">:<\/span>\n            <span class=\"token keyword\">if<\/span> ev<span class=\"token punctuation\">.<\/span>key <span class=\"token operator\">==<\/span> pygame<span class=\"token punctuation\">.<\/span>K_RETURN<span class=\"token punctuation\">:<\/span> <span class=\"token comment\">#\u6309Enter<\/span>\n                <span class=\"token keyword\">break<\/span>\n            <span class=\"token keyword\">elif<\/span> ev<span class=\"token punctuation\">.<\/span>key <span class=\"token operator\">==<\/span> pygame<span class=\"token punctuation\">.<\/span>K_q<span class=\"token punctuation\">:<\/span> <span class=\"token comment\">#\u6309q\u952e<\/span>\n                pygame<span class=\"token punctuation\">.<\/span>quit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n                quit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token keyword\">elif<\/span> ev<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span> <span class=\"token operator\">==<\/span> pygame<span class=\"token punctuation\">.<\/span>QUIT<span class=\"token punctuation\">:<\/span>\n                pygame<span class=\"token punctuation\">.<\/span>quit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n                quit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> \n        <span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span>\n            draw_text<span class=\"token punctuation\">(<\/span>screen<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"Press [ENTER] To Begin\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">30<\/span><span class=\"token punctuation\">,<\/span> WIDTH<span class=\"token operator\">\/<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> HEIGHT<span class=\"token operator\">\/<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u5c4f\u5e55\u6dfb\u52a0\u6587\u5b57<\/span>\n            draw_text<span class=\"token punctuation\">(<\/span>screen<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"or [Q] To Quit\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">30<\/span><span class=\"token punctuation\">,<\/span> WIDTH<span class=\"token operator\">\/<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>HEIGHT<span class=\"token operator\">\/<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">+<\/span><span class=\"token number\">40<\/span><span class=\"token punctuation\">)<\/span>\n            pygame<span class=\"token punctuation\">.<\/span>display<span class=\"token punctuation\">.<\/span>update<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> \n    <span class=\"token comment\">#\u8fdb\u5165\u51c6\u5907\u72b6\u6001 <\/span>\n    ready <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>Sound<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>sound_folder<span class=\"token punctuation\">,<\/span><span class=\"token string\">'getready.ogg'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u52a0\u8f7d\u51c6\u5907\u58f0\u97f3<\/span>\n    ready<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u51c6\u5907\u72b6\u6001\u58f0\u97f3\u64ad\u653e<\/span>\n    screen<span class=\"token punctuation\">.<\/span>fill<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u80cc\u666f\u9ed1\u8272<\/span>\n    draw_text<span class=\"token punctuation\">(<\/span>screen<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"GET READY!\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">40<\/span><span class=\"token punctuation\">,<\/span> WIDTH<span class=\"token operator\">\/<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> HEIGHT<span class=\"token operator\">\/<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span>\npygame<span class=\"token punctuation\">.<\/span>display<span class=\"token punctuation\">.<\/span>update<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n<\/code><\/pre>\n<ul>\n<li>\n    \u5c06\u6587\u5b57\u7ed8\u5236\u5230\u6307\u5b9a\u4f4d\u7f6e\u51fd\u6570\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">def<\/span> <span class=\"token function\">draw_text<\/span><span class=\"token punctuation\">(<\/span>surf<span class=\"token punctuation\">,<\/span> text<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">,<\/span> x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    font <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>font<span class=\"token punctuation\">.<\/span>Font<span class=\"token punctuation\">(<\/span>font_name<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u8bbe\u7f6e\u5b57\u4f53\u683c\u5f0f\u5927\u5c0f<\/span>\n    text_surface <span class=\"token operator\">=<\/span> font<span class=\"token punctuation\">.<\/span>render<span class=\"token punctuation\">(<\/span>text<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> GREEN<span class=\"token punctuation\">)<\/span>     <span class=\"token comment\">## render\uff08\u663e\u793a\u5185\u5bb9\uff0c\u662f\u5426\u6297\u952f\u9f7f\uff0c\u5b57\u4f53\u989c\u8272\uff0c\u5b57\u4f53\u80cc\u666f\u989c\u8272\uff09<\/span>\n    text_rect <span class=\"token operator\">=<\/span> text_surface<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u83b7\u53d6\u6587\u5b57\u77e9\u5f62\u6846<\/span>\n    text_rect<span class=\"token punctuation\">.<\/span>midtop <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u8ba9\u6587\u5b57\u7684\u4e2d\u90e8\u5728x,y\u7684\u4f4d\u7f6e\u4e0a<\/span>\n    surf<span class=\"token punctuation\">.<\/span>blit<span class=\"token punctuation\">(<\/span>text_surface<span class=\"token punctuation\">,<\/span> text_rect<span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u663e\u793a\u6587\u5b57<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u8bbe\u7f6e\u98de\u673a\u8840\u91cf\u6761\u5c5e\u6027\u5e76\u7ed8\u5236\u51fd\u6570\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">def<\/span> <span class=\"token function\">draw_shield_bar<\/span><span class=\"token punctuation\">(<\/span>surf<span class=\"token punctuation\">,<\/span> x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">,<\/span> pct<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    pct <span class=\"token operator\">=<\/span> <span class=\"token builtin\">max<\/span><span class=\"token punctuation\">(<\/span>pct<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> \n    fill <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span>pct <span class=\"token operator\">\/<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> BAR_LENGTH  <span class=\"token comment\">#\u5f53\u524d\u8840\u91cf\u8ba1\u7b97<\/span>\n    outline_rect <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>Rect<span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">,<\/span> BAR_LENGTH<span class=\"token punctuation\">,<\/span> BAR_HEIGHT<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u8bbe\u7f6e\u603b\u8840\u91cf\u6761\u957f\u5ea6100<\/span>\n    fill_rect <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>Rect<span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">,<\/span> fill<span class=\"token punctuation\">,<\/span> BAR_HEIGHT<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u5f53\u524d\u8840\u91cf<\/span>\n    pygame<span class=\"token punctuation\">.<\/span>draw<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">(<\/span>surf<span class=\"token punctuation\">,<\/span> GREEN<span class=\"token punctuation\">,<\/span> fill_rect<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u7ed8\u5236\u77e9\u5f62\u7eff\u8272\u5f53\u524d\u8840\u91cf\u6846<\/span>\n    pygame<span class=\"token punctuation\">.<\/span>draw<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">(<\/span>surf<span class=\"token punctuation\">,<\/span> WHITE<span class=\"token punctuation\">,<\/span> outline_rect<span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u7ed8\u5236\u77e9\u5f62\u767d\u8272\u5e95\u603b\u8840\u91cf\u6846 2\u4ee3\u8868\u7ebf\u6761\u5bbd\u5ea6\u9ed8\u8ba4\u4e3a0<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u8bbe\u7f6e\u73a9\u5bb6\u751f\u547d\u6570\u91cf\u5e76\u7ed8\u5236\u51fd\u6570\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">def<\/span> <span class=\"token function\">draw_lives<\/span><span class=\"token punctuation\">(<\/span>surf<span class=\"token punctuation\">,<\/span> x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">,<\/span> lives<span class=\"token punctuation\">,<\/span> img<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token keyword\">for<\/span> i <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span>lives<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        img_rect<span class=\"token operator\">=<\/span> img<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        img_rect<span class=\"token punctuation\">.<\/span>x <span class=\"token operator\">=<\/span> x <span class=\"token operator\">+<\/span> <span class=\"token number\">30<\/span> <span class=\"token operator\">*<\/span> i\n        img_rect<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">=<\/span> y\n        surf<span class=\"token punctuation\">.<\/span>blit<span class=\"token punctuation\">(<\/span>img<span class=\"token punctuation\">,<\/span> img_rect<span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u6dfb\u52a0\u654c\u4eba\u51fd\u6570\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">def<\/span> <span class=\"token function\">newmob<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    mob_element <span class=\"token operator\">=<\/span> Mob<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n    all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>mob_element<span class=\"token punctuation\">)<\/span>\n\tmobs<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>mob_element<span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<h5>\n   <a id=\"3_232\"><br \/>\n   <\/a><br \/>\n   3.\u7c7b\u533a<br \/>\n  <\/h5>\n<ul>\n<li>\n    \u7206\u70b8\u7c7b\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token comment\">#pygame.sprite.Sprite\u5b58\u50a8 \u56fe\u50cf\u6570\u636e image \u548c \u4f4d\u7f6e rect \u7684 \u5bf9\u8c61<\/span>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Explosion<\/span><span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token comment\"># \u6784\u9020\u51fd\u6570<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">__init__<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">,<\/span> center<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u6267\u884c\u7236\u7c7b\u7684\u6784\u9020\u51fd\u6570<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">.<\/span>__init__<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>size <span class=\"token operator\">=<\/span> size <span class=\"token comment\">#\u7206\u70b8\u7c7b\u578b<\/span>\n        self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> explosion_anim<span class=\"token punctuation\">[<\/span>self<span class=\"token punctuation\">.<\/span>size<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token comment\">#\u9009\u62e9\u7206\u70b8\u56fe\u7247<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\"># \u7206\u70b8\u56fe\u7247\u77e9\u5f62<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center <span class=\"token operator\">=<\/span> center <span class=\"token comment\"># \u8bbe\u7f6e\u7206\u70b8\u77e9\u5f62\u7684\u4e2d\u5fc3\u70b9<\/span>\n        self<span class=\"token punctuation\">.<\/span>frame <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span> <span class=\"token comment\"># \u52a8\u753b\u5f00\u59cb\u65f6\u95f4<\/span>\n        self<span class=\"token punctuation\">.<\/span>last_update <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\"># \u6700\u540e\u4e00\u6b21\u5237\u65b0\u7684\u65f6\u95f4<\/span>\n        self<span class=\"token punctuation\">.<\/span>frame_rate <span class=\"token operator\">=<\/span> <span class=\"token number\">75<\/span> <span class=\"token comment\"># \u52a8\u753b\u95f4\u9694\u65f6\u95f4<\/span>\n    <span class=\"token comment\">#\u5b50\u7c7b\u53ef\u4ee5\u91cd\u5199update\u65b9\u6cd5\uff0c\u5728\u6bcf\u6b21\u5237\u65b0\u5c4f\u5e55\u65f6\uff0c\u66f4\u65b0\u7cbe\u7075\u4f4d\u7f6e<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u83b7\u53d6\u5f53\u524d\u65f6\u95f4<\/span>\n        now <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token keyword\">if<\/span> now <span class=\"token operator\">-<\/span> self<span class=\"token punctuation\">.<\/span>last_update <span class=\"token operator\">&gt;<\/span> self<span class=\"token punctuation\">.<\/span>frame_rate<span class=\"token punctuation\">:<\/span>\n            <span class=\"token comment\"># \u5c06\u6700\u540e\u4e00\u6b21\u65f6\u95f4\u8bbe\u7f6e\u6210\u5f53\u524d\u65f6\u95f4<\/span>\n            self<span class=\"token punctuation\">.<\/span>last_update <span class=\"token operator\">=<\/span> now\n            self<span class=\"token punctuation\">.<\/span>frame <span class=\"token operator\">+=<\/span> <span class=\"token number\">1<\/span>\n            <span class=\"token comment\"># \u5982\u679c\u62ff\u7684\u56fe\u7247\u662f\u6700\u540e\u4e00\u5f20<\/span>\n            <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>frame <span class=\"token operator\">==<\/span> <span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>explosion_anim<span class=\"token punctuation\">[<\/span>self<span class=\"token punctuation\">.<\/span>size<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n                <span class=\"token comment\"># \u6740\u6389\u7206\u70b8<\/span>\n                self<span class=\"token punctuation\">.<\/span>kill<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n            <span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span>\n                center <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center\n                self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> explosion_anim<span class=\"token punctuation\">[<\/span>self<span class=\"token punctuation\">.<\/span>size<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span>self<span class=\"token punctuation\">.<\/span>frame<span class=\"token punctuation\">]<\/span>\n                self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n                self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center <span class=\"token operator\">=<\/span> center\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u73a9\u5bb6\u7c7b\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Player<\/span><span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n     <span class=\"token comment\"># \u6784\u9020\u51fd\u6570<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">__init__<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">.<\/span>__init__<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">.<\/span>scale<span class=\"token punctuation\">(<\/span>player_img<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">50<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">38<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u7f29\u653e\u98de\u673a\u56fe\u7247<\/span>\n        self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span> <span class=\"token comment\"># \u8bbe\u7f6e\u98de\u673a\u56fe\u7247\u4e0d\u900f\u660e<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u83b7\u5f97\u98de\u673a\u56fe\u7247\u7684\u77e9\u5f62<\/span>\n        self<span class=\"token punctuation\">.<\/span>radius <span class=\"token operator\">=<\/span> <span class=\"token number\">20<\/span> <span class=\"token comment\">#\u98de\u673a\u5927\u5c0f<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centerx <span class=\"token operator\">=<\/span> WIDTH <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span> <span class=\"token comment\">#\u653e\u5728\u4e2d\u95f4\u5e95\u90e8 \u5de6\u4e0a\u89d2\u5750\u6807\uff080\uff0c0\uff09<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>bottom <span class=\"token operator\">=<\/span> HEIGHT <span class=\"token operator\">-<\/span> <span class=\"token number\">10<\/span> \n        self<span class=\"token punctuation\">.<\/span>speedx <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span> <span class=\"token comment\">#\u9ed8\u8ba4\u6240\u5728\u4f4d\u7f6e<\/span>\n        self<span class=\"token punctuation\">.<\/span>shield <span class=\"token operator\">=<\/span> <span class=\"token number\">100<\/span> <span class=\"token comment\">#\u8840\u91cf<\/span>\n        self<span class=\"token punctuation\">.<\/span>shoot_delay <span class=\"token operator\">=<\/span> <span class=\"token number\">250<\/span> <span class=\"token comment\">## \u5b50\u5f39\u53d1\u5c04\u65f6\u95f4\u95f4\u9694<\/span>\n        self<span class=\"token punctuation\">.<\/span>last_shot <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u6700\u540e\u4e00\u6b21\u53d1\u5c04\u5b8c\u6210\u65f6\u95f4<\/span>\n        self<span class=\"token punctuation\">.<\/span>lives <span class=\"token operator\">=<\/span> <span class=\"token number\">3<\/span> <span class=\"token comment\">#\u751f\u547d<\/span>\n        self<span class=\"token punctuation\">.<\/span>hidden <span class=\"token operator\">=<\/span> <span class=\"token boolean\">False<\/span> <span class=\"token comment\"># \u98de\u673a\u7684\u9690\u8eab\u72b6\u6001<\/span>\n        self<span class=\"token punctuation\">.<\/span>hide_timer <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u98de\u673a\u7684\u9690\u8eab\u65f6\u95f4<\/span>\n        self<span class=\"token punctuation\">.<\/span>power <span class=\"token operator\">=<\/span> <span class=\"token number\">1<\/span> <span class=\"token comment\">#\u5b50\u5f39\u7684\u521d\u59cb\u706b\u529b\u503c<\/span>\n        self<span class=\"token punctuation\">.<\/span>power_timer <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\"># \u5b50\u5f39\u7684\u706b\u529b\u65f6\u95f4<\/span>\n <span class=\"token comment\"># \u98de\u673a\u7684\u66f4\u65b0\u51fd\u6570<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u6d88\u5f31\u98de\u673a\u7684\u706b\u529b<\/span>\n        <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>power <span class=\"token operator\">&gt;=<\/span><span class=\"token number\">2<\/span> <span class=\"token operator\">and<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-<\/span> self<span class=\"token punctuation\">.<\/span>power_time <span class=\"token operator\">&gt;<\/span> POWERUP_TIME<span class=\"token punctuation\">:<\/span>\n            self<span class=\"token punctuation\">.<\/span>power <span class=\"token operator\">-=<\/span> <span class=\"token number\">1<\/span>\n            self<span class=\"token punctuation\">.<\/span>power_time <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u6062\u590d\u98de\u673a \u53d6\u6d88\u9690\u8eab<\/span>\n        <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>hidden <span class=\"token operator\">and<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-<\/span> self<span class=\"token punctuation\">.<\/span>hide_timer <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">1000<\/span><span class=\"token punctuation\">:<\/span>\n            self<span class=\"token punctuation\">.<\/span>hidden <span class=\"token operator\">=<\/span> <span class=\"token boolean\">False<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centerx <span class=\"token operator\">=<\/span> WIDTH <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>bottom <span class=\"token operator\">=<\/span> HEIGHT <span class=\"token operator\">-<\/span> <span class=\"token number\">10<\/span>\n        self<span class=\"token punctuation\">.<\/span>speedx <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span>     <span class=\"token comment\">#\u521d\u59cb\u4f4d\u7f6e\u5728\u5c4f\u5e55\u4e2d\u95f4\u5b9a\u4e49\u5750\u6807\u4e3a0<\/span>\n\n\n        <span class=\"token comment\">## \u68c0\u6d4b\u4e8b\u4ef6<\/span>\n        keystate <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>key<span class=\"token punctuation\">.<\/span>get_pressed<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>     \n        <span class=\"token keyword\">if<\/span> keystate<span class=\"token punctuation\">[<\/span>pygame<span class=\"token punctuation\">.<\/span>K_LEFT<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token comment\">#\u5de6\u952e\u5de6\u79fb<\/span>\n            self<span class=\"token punctuation\">.<\/span>speedx <span class=\"token operator\">=<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">5<\/span>\n        <span class=\"token keyword\">elif<\/span> keystate<span class=\"token punctuation\">[<\/span>pygame<span class=\"token punctuation\">.<\/span>K_RIGHT<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">:<\/span><span class=\"token comment\">#\u53f3\u952e\u53f3\u79fb<\/span>\n            self<span class=\"token punctuation\">.<\/span>speedx <span class=\"token operator\">=<\/span> <span class=\"token number\">5<\/span>\n\n        <span class=\"token keyword\">if<\/span> keystate<span class=\"token punctuation\">[<\/span>pygame<span class=\"token punctuation\">.<\/span>K_SPACE<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token comment\"># \u7a7a\u683c\u6309\u952e\u76d1\u542c\u5c04\u51fb<\/span>\n            self<span class=\"token punctuation\">.<\/span>shoot<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n        <span class=\"token comment\">## \u8fb9\u754c\u5224\u65ad<\/span>\n        <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>right <span class=\"token operator\">&gt;<\/span> WIDTH<span class=\"token punctuation\">:<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>right <span class=\"token operator\">=<\/span> WIDTH\n        <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>left <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">:<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>left <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span>\n\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>x <span class=\"token operator\">+=<\/span> self<span class=\"token punctuation\">.<\/span>speedx <span class=\"token comment\">#\u79fb\u52a8\u4f4d\u7f6e<\/span>\n    <span class=\"token comment\">#\u98de\u673a\u5c04\u51fb\u65b9\u6cd5<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">shoot<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\">#\u63cf\u8ff0\u5b50\u5f39\u4f4d\u7f6e\u8be5\u5728\u54ea\u91cc\u663e\u793a<\/span>\n         <span class=\"token comment\"># \u5f53\u524d\u65f6\u95f4<\/span>\n        now <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n         <span class=\"token comment\"># \u5224\u65ad \u5f53\u524d\u65f6\u95f4 = \u6700\u540e\u4e00\u6b21\u53d1\u5c04\u65f6\u95f4 &gt; \u5b50\u5f39\u53d1\u5c04\u65f6\u95f4\u95f4\u9694<\/span>\n        <span class=\"token keyword\">if<\/span> now <span class=\"token operator\">-<\/span> self<span class=\"token punctuation\">.<\/span>last_shot <span class=\"token operator\">&gt;<\/span> self<span class=\"token punctuation\">.<\/span>shoot_delay<span class=\"token punctuation\">:<\/span> \n             <span class=\"token comment\"># \u53d1\u5c04\u5b50\u5f39<\/span>\n            <span class=\"token comment\"># \u5c06\u6700\u540e\u4e00\u6b21\u53d1\u5c04\u5b50\u5f39\u65f6\u95f4\u66f4\u6539\u4e3a\u5f53\u524d\u65f6\u95f4<\/span>\n            self<span class=\"token punctuation\">.<\/span>last_shot <span class=\"token operator\">=<\/span> now\n            <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>power <span class=\"token operator\">==<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token comment\">#\u5b50\u5f39\u6570\u91cf1<\/span>\n                <span class=\"token comment\"># \u751f\u4ea7\uff08\u521b\u5efa\uff09\u4e00\u9897\u5b50\u5f39<\/span>\n                bullet <span class=\"token operator\">=<\/span> Bullet<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centerx<span class=\"token punctuation\">,<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>top<span class=\"token punctuation\">)<\/span>\n                <span class=\"token comment\"># \u5c06\u5b50\u5f39\u6dfb\u52a0\u5230\u7cbe\u7075\u7ec4\u5408\u4e2d<\/span>\n                all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet<span class=\"token punctuation\">)<\/span>\n                <span class=\"token comment\"># \u5c06\u5b50\u5f39\u6dfb\u52a0\u5230\u5b50\u5f39\u7684\u7cbe\u7075\u7ec4\u5408\u4e2d<\/span>\n                bullets<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet<span class=\"token punctuation\">)<\/span>\n                <span class=\"token comment\"># \u64ad\u653e\u5c04\u51fb\u97f3\u6548<\/span>\n                shooting_sound<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n            <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>power <span class=\"token operator\">==<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">:<\/span><span class=\"token comment\">#\u5b50\u5f39\u6570\u91cf2<\/span>\n                bullet1 <span class=\"token operator\">=<\/span> Bullet<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>left<span class=\"token punctuation\">,<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centery<span class=\"token punctuation\">)<\/span>\n                bullet2 <span class=\"token operator\">=<\/span> Bullet<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>right<span class=\"token punctuation\">,<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centery<span class=\"token punctuation\">)<\/span>\n                all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet1<span class=\"token punctuation\">)<\/span>\n                all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet2<span class=\"token punctuation\">)<\/span>\n                bullets<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet1<span class=\"token punctuation\">)<\/span>\n                bullets<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet2<span class=\"token punctuation\">)<\/span>\n                shooting_sound<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> \n\n            <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>power <span class=\"token operator\">&gt;=<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">:<\/span><span class=\"token comment\">#\u5b50\u5f39\u6570\u91cf3<\/span>\n                bullet1 <span class=\"token operator\">=<\/span> Bullet<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>left<span class=\"token punctuation\">,<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centery<span class=\"token punctuation\">)<\/span>\n                bullet2 <span class=\"token operator\">=<\/span> Bullet<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>right<span class=\"token punctuation\">,<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centery<span class=\"token punctuation\">)<\/span>\n                missile1 <span class=\"token operator\">=<\/span> Missile<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centerx<span class=\"token punctuation\">,<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>top<span class=\"token punctuation\">)<\/span> <span class=\"token comment\"># Missile shoots from center of ship<\/span>\n                all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet1<span class=\"token punctuation\">)<\/span>\n                all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet2<span class=\"token punctuation\">)<\/span>\n                all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>missile1<span class=\"token punctuation\">)<\/span>\n                bullets<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet1<span class=\"token punctuation\">)<\/span>\n                bullets<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>bullet2<span class=\"token punctuation\">)<\/span>\n                bullets<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>missile1<span class=\"token punctuation\">)<\/span>\n                shooting_sound<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n                missile_sound<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n   <span class=\"token comment\">#\u5b50\u5f39\u706b\u529b\u589e\u52a0\u51fd\u6570<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">powerup<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        self<span class=\"token punctuation\">.<\/span>power <span class=\"token operator\">+=<\/span> <span class=\"token number\">1<\/span>\n        self<span class=\"token punctuation\">.<\/span>power_time <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n   <span class=\"token comment\"># \u98de\u673a\u7684\u9690\u8eab\u51fd\u6570 <\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">hide<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        self<span class=\"token punctuation\">.<\/span>hidden <span class=\"token operator\">=<\/span> <span class=\"token boolean\">True<\/span>\n        self<span class=\"token punctuation\">.<\/span>hide_timer <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span>WIDTH <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> HEIGHT <span class=\"token operator\">+<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u9668\u77f3\u7c7b\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Mob<\/span><span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token comment\"># \u6784\u9020\u51fd\u6570<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">__init__<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u6267\u884c\u7236\u7c7b\u7684\u6784\u9020\u51fd\u6570<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">.<\/span>__init__<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>image_orig <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>choice<span class=\"token punctuation\">(<\/span>meteor_images<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u968f\u673a\u9009\u62e9\u9668\u77f3\u51fa\u73b0<\/span>\n        self<span class=\"token punctuation\">.<\/span>image_orig<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u8bbe\u7f6e\u9668\u77f3\u56fe\u7247\u4e0d\u900f\u660e<\/span>\n        self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image_orig<span class=\"token punctuation\">.<\/span>copy<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u590d\u5236\u9668\u77f3\u7684\u56fe\u7247<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">## \u9668\u77f3\u56fe\u7247\u7684\u77e9\u5f62<\/span>\n        self<span class=\"token punctuation\">.<\/span>radius <span class=\"token operator\">=<\/span> <span class=\"token builtin\">int<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>width <span class=\"token operator\">*<\/span><span class=\"token number\">.90<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u9668\u77f3\u7684\u534a\u5f84<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>x <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> WIDTH <span class=\"token operator\">-<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>width<span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u9668\u77f3\u7684x\u5750\u6807  x\u968f\u673a\u503c  \u8303\u56f4\uff1a 0 ~ \u5c4f\u5e55\u5bbd\u5ea6-\u9668\u77f3\u672c\u8eab\u7684\u5bbd\u5ea6<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">150<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u9668\u77f3\u7684y\u65b9\u5411\u79fb\u52a8\u901f\u5ea6   \u9668\u77f3\u53ea\u5141\u8bb8\u5411\u4e0b  \u4e0d\u5141\u8bb8\u5411\u4e0a<\/span>\n               \n\n        <span class=\"token comment\">## \u968f\u673a\u4e0b\u843d\u901f\u5ea6<\/span>\n        self<span class=\"token punctuation\">.<\/span>speedx <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u9668\u77f3\u7684x\u65b9\u5411\u79fb\u52a8\u901f\u5ea6   \u9668\u77f3\u53ef\u4ee5\u5de6\u53f3\u8fd0\u52a8<\/span>\n        self<span class=\"token punctuation\">.<\/span>speedy <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">20<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u9668\u77f3\u7684y\u65b9\u5411\u79fb\u52a8\u901f\u5ea6   \u9668\u77f3\u53ea\u5141\u8bb8\u5411\u4e0b  \u4e0d\u5141\u8bb8\u5411\u4e0a<\/span>\n        <span class=\"token comment\">##  \u6dfb\u52a0\u65cb\u8f6c<\/span>\n        self<span class=\"token punctuation\">.<\/span>rotation <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token comment\"># \u9668\u77f3\u7684\u65cb\u8f6c\u89d2\u5ea6<\/span>\n        self<span class=\"token punctuation\">.<\/span>rotation_speed <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">8<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">8<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">#  \u9668\u77f3\u65cb\u8f6c\u65f6\u7684\u89d2\u5ea6\u53d8\u5316\u901f\u5ea6<\/span>\n        self<span class=\"token punctuation\">.<\/span>last_update <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">## \u9668\u77f3\u6700\u540e\u4e00\u6b21\u66f4\u65b0\u65f6\u95f4<\/span>\n     <span class=\"token comment\"># \u9668\u77f3\u7684\u65cb\u8f6c\u51fd\u6570   <\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">rotate<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span> \n        time_now <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>get_ticks<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token keyword\">if<\/span> time_now <span class=\"token operator\">-<\/span> self<span class=\"token punctuation\">.<\/span>last_update <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">50<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token comment\"># in milliseconds<\/span>\n            self<span class=\"token punctuation\">.<\/span>last_update <span class=\"token operator\">=<\/span> time_now\n            <span class=\"token comment\"># \u65cb\u8f6c\u89d2\u5ea6\u8bbe\u5b9a<\/span>\n            self<span class=\"token punctuation\">.<\/span>rotation <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rotation <span class=\"token operator\">+<\/span> self<span class=\"token punctuation\">.<\/span>rotation_speed<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">%<\/span> <span class=\"token number\">360<\/span> \n            <span class=\"token comment\"># \u901a\u8fc7\u65cb\u8f6c\u540e\u5f97\u5230\u7684\u65b0\u56fe\u7247<\/span>\n            new_image <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>transform<span class=\"token punctuation\">.<\/span>rotate<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>image_orig<span class=\"token punctuation\">,<\/span> self<span class=\"token punctuation\">.<\/span>rotation<span class=\"token punctuation\">)<\/span>\n             <span class=\"token comment\"># \u627e\u5230\u77e9\u5f62\u7684\u4e2d\u5fc3\u70b9<\/span>\n            old_center <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center\n            <span class=\"token comment\"># \u5c06\u539f\u6709\u7684\u56fe\u7247\u66ff\u6362\u4e3a\u65b0\u56fe\u7247<\/span>\n            self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> new_image\n             <span class=\"token comment\"># \u83b7\u5f97\u56fe\u7247\u7684\u77e9\u5f62<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n            <span class=\"token comment\"># \u8bbe\u5b9a\u77e9\u5f62\u7684\u4e2d\u5fc3\u70b9<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center <span class=\"token operator\">=<\/span> old_center\n    <span class=\"token comment\"># \u9668\u77f3\u7684\u66f4\u65b0\u51fd\u6570<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u6267\u884c\u9668\u77f3\u7684\u65cb\u8f6c\u51fd\u6570<\/span>\n        self<span class=\"token punctuation\">.<\/span>rotate<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u9668\u77f3\u7684x\u65b9\u5411\u66f4\u65b0<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>x <span class=\"token operator\">+=<\/span> self<span class=\"token punctuation\">.<\/span>speedx\n         <span class=\"token comment\"># \u9668\u77f3\u7684y\u65b9\u5411\u66f4\u65b0<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">+=<\/span> self<span class=\"token punctuation\">.<\/span>speedy\n        <span class=\"token comment\"># \u5c06\u8d8a\u754c\u989d\u9668\u77f3  \u91cd\u65b0\u751f\u6210<\/span>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>top <span class=\"token operator\">&gt;<\/span> HEIGHT <span class=\"token operator\">+<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">or<\/span> <span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>left <span class=\"token operator\">&lt;<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">25<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">or<\/span> <span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>right <span class=\"token operator\">&gt;<\/span> WIDTH <span class=\"token operator\">+<\/span> <span class=\"token number\">20<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n             <span class=\"token comment\"># \u91cd\u65b0\u751f\u6210\u9668\u77f3\uff08\u4e3a\u9668\u77f3\u91cd\u65b0\u8bbe\u5b9a\u5750\u6807\uff09<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>x <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> WIDTH <span class=\"token operator\">-<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>width<span class=\"token punctuation\">)<\/span>\n            self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">40<\/span><span class=\"token punctuation\">)<\/span>\n            self<span class=\"token punctuation\">.<\/span>speedy <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">8<\/span><span class=\"token punctuation\">)<\/span>       \n\n<\/code><\/pre>\n<ul>\n<li>\n    \u8865\u7ed9\u7c7b\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Pow<\/span><span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">__init__<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">,<\/span> center<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">.<\/span>__init__<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span> <span class=\"token operator\">=<\/span> random<span class=\"token punctuation\">.<\/span>choice<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">'shield'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'gun'<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\">#\u968f\u673a\u9009\u62e9\u8865\u7ed9<\/span>\n        self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> powerup_images<span class=\"token punctuation\">[<\/span>self<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span><span class=\"token punctuation\">]<\/span>\n        self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center <span class=\"token operator\">=<\/span> center\n        self<span class=\"token punctuation\">.<\/span>speedy <span class=\"token operator\">=<\/span> <span class=\"token number\">2<\/span> <span class=\"token comment\">#\u8865\u7ed9\u4e0b\u843d\u901f\u5ea6<\/span>\n\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">+=<\/span> self<span class=\"token punctuation\">.<\/span>speedy\n        <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>top <span class=\"token operator\">&gt;<\/span> HEIGHT<span class=\"token punctuation\">:<\/span> <span class=\"token comment\"># \u5c06\u51fa\u5c4f\u5e55\u7684\u8865\u7ed9kill\u6389<\/span>\n            self<span class=\"token punctuation\">.<\/span>kill<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u5b50\u5f39\u7c7b\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Bullet<\/span><span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token comment\"># \u6784\u9020\u51fd\u6570<\/span>\n    <span class=\"token comment\"># \u98de\u673a\u5728\u53d1\u5c04\u5b50\u5f39\u7684\u65f6\u5019\uff0c\u7531\u98de\u673a\u5f53\u524d\u4f4d\u7f6e\u8ba1\u7b97\u5b50\u5f39\u51fa\u73b0\u7684x,y\u5750\u6807<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">__init__<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">,<\/span> x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">.<\/span>__init__<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> bullet_img\n        self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">#\u83b7\u53d6\u56fe\u7247\u77e9\u5f62<\/span>\n\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>bottom <span class=\"token operator\">=<\/span> y   <span class=\"token comment\"># \u5e95\u90e8\u8fb9y\u5750\u6807<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centerx <span class=\"token operator\">=<\/span> x<span class=\"token comment\"># \u4e2d\u5fc3\u70b9x\u5750\u6807<\/span>\n        self<span class=\"token punctuation\">.<\/span>speedy <span class=\"token operator\">=<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">10<\/span><span class=\"token comment\"># \u5b50\u5f39\u7684\u79fb\u52a8\u901f\u5ea6<\/span>\n        <span class=\"token comment\"># \u5b50\u5f39\u7684\u66f4\u65b0\u51fd\u6570<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span> \n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">+=<\/span> self<span class=\"token punctuation\">.<\/span>speedy\n        <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>bottom <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token comment\">#\u5b50\u5f39\u8d85\u51fa\u754c\u9762\u6d88\u5931<\/span>\n            self<span class=\"token punctuation\">.<\/span>kill<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<ul>\n<li>\n    \u70ae\u5f39\u7c7b\n   <\/li>\n<\/ul>\n<pre><code class=\"prism language-python\"><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Missile<\/span><span class=\"token punctuation\">(<\/span>pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n    <span class=\"token comment\">#\u540c\u5b50\u5f39\u7c7b\u4e00\u6837<\/span>\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">__init__<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">,<\/span> x<span class=\"token punctuation\">,<\/span> y<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Sprite<span class=\"token punctuation\">.<\/span>__init__<span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>image <span class=\"token operator\">=<\/span> missile_img\n        self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>set_colorkey<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect <span class=\"token operator\">=<\/span> self<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>get_rect<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>bottom <span class=\"token operator\">=<\/span> y\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>centerx <span class=\"token operator\">=<\/span> x\n        self<span class=\"token punctuation\">.<\/span>speedy <span class=\"token operator\">=<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">10<\/span>\n\n    <span class=\"token keyword\">def<\/span> <span class=\"token function\">update<\/span><span class=\"token punctuation\">(<\/span>self<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>y <span class=\"token operator\">+=<\/span> self<span class=\"token punctuation\">.<\/span>speedy\n        <span class=\"token keyword\">if<\/span> self<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>bottom <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">:<\/span>\n            self<span class=\"token punctuation\">.<\/span>kill<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<h5>\n   <a id=\"4_500\"><br \/>\n   <\/a><br \/>\n   4.\u4e3b\u5faa\u73af<br \/>\n  <\/h5>\n<pre><code class=\"prism language-python\">running <span class=\"token operator\">=<\/span> <span class=\"token boolean\">True<\/span>\nmenu_display <span class=\"token operator\">=<\/span> <span class=\"token boolean\">True<\/span>\n<span class=\"token keyword\">while<\/span> running<span class=\"token punctuation\">:<\/span>\n    <span class=\"token keyword\">if<\/span> menu_display<span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u663e\u793a\u4e3b\u83dc\u5355  \u5b9a\u4e49\u51fd\u6570<\/span>\n        main_menu<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># pygame\u5ef6\u8fdf\u64cd\u4f5c<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">.<\/span>wait<span class=\"token punctuation\">(<\/span><span class=\"token number\">3000<\/span><span class=\"token punctuation\">)<\/span>\n\n        <span class=\"token comment\"># \u505c\u6b62\u64ad\u653e\u4e3b\u83dc\u5355\u80cc\u666f\u97f3\u4e50<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>music<span class=\"token punctuation\">.<\/span>stop<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u83b7\u5f97\u6e38\u620f\u8fd0\u884c\u80cc\u666f\u97f3\u4e50<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>music<span class=\"token punctuation\">.<\/span>load<span class=\"token punctuation\">(<\/span>path<span class=\"token punctuation\">.<\/span>join<span class=\"token punctuation\">(<\/span>sound_folder<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'tgfcoder-FrozenJam-SeamlessLoop.ogg'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>mixer<span class=\"token punctuation\">.<\/span>music<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span>     <span class=\"token comment\"># \u5faa\u73af\u64ad\u653e<\/span>\n        \n        <span class=\"token comment\"># \u5c06\u4e3b\u83dc\u5355\u663e\u793a\u72b6\u6001\u5207\u6362\u4e3aFalse<\/span>\n        menu_display <span class=\"token operator\">=<\/span> <span class=\"token boolean\">False<\/span>\n        \n        <span class=\"token comment\">## \u521b\u5efa\u6240\u6709\u7ec4\u8ba9\u6240\u6709\u7cbe\u7075\u5728\u4e00\u8d77\uff0c\u4ee5\u65b9\u4fbf\u66f4\u65b0<\/span>\n        all_sprites <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Group<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\">#\u521b\u5efa\u98de\u673a<\/span>\n        player <span class=\"token operator\">=<\/span> Player<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\">#\u5c06\u98de\u673a\u7cbe\u7075\u52a0\u5165\u5230\u6240\u6709\u7ec4\u4e2d<\/span>\n        all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>player<span class=\"token punctuation\">)<\/span>\n\n        <span class=\"token comment\">## \u521b\u5efa\u9668\u77f3\u7684\u7cbe\u7075\u7ec4\u5408<\/span>\n        mobs <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Group<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token keyword\">for<\/span> i <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">8<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span> \n            <span class=\"token comment\"># \u65b0\u5efa\u9668\u77f3<\/span>\n            newmob<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n        <span class=\"token comment\">## \u521b\u5efa\u5b50\u5f39\u7ec4\u548c\u9053\u5177\u7ec4<\/span>\n        bullets <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Group<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        powerups <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>Group<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n        <span class=\"token comment\">#\u5206\u6570<\/span>\n        score <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span>\n        \n    clock<span class=\"token punctuation\">.<\/span>tick<span class=\"token punctuation\">(<\/span>FPS<span class=\"token punctuation\">)<\/span>    <span class=\"token comment\">#\u8bbe\u5b9a\u5e27\u6570<\/span>\n    <span class=\"token comment\">#\u68c0\u6d4b\u662f\u5426\u9000\u51fa\u6e38\u620f ESC<\/span>\n    <span class=\"token keyword\">for<\/span> event <span class=\"token keyword\">in<\/span> pygame<span class=\"token punctuation\">.<\/span>event<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>        \n        <span class=\"token keyword\">if<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span> <span class=\"token operator\">==<\/span> pygame<span class=\"token punctuation\">.<\/span>QUIT<span class=\"token punctuation\">:<\/span>\n            running <span class=\"token operator\">=<\/span> <span class=\"token boolean\">False<\/span>\n\n        <span class=\"token keyword\">if<\/span> event<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span> <span class=\"token operator\">==<\/span> pygame<span class=\"token punctuation\">.<\/span>KEYDOWN<span class=\"token punctuation\">:<\/span>\n            <span class=\"token keyword\">if<\/span> event<span class=\"token punctuation\">.<\/span>key <span class=\"token operator\">==<\/span> pygame<span class=\"token punctuation\">.<\/span>K_ESCAPE<span class=\"token punctuation\">:<\/span>\n                running <span class=\"token operator\">=<\/span> <span class=\"token boolean\">False<\/span>\n\n<span class=\"token comment\"># \u5229\u7528\u7cbe\u7075\u7ec4\u5408\u6267\u884c\u7cbe\u7075\u7684\u53d8\u5316\u51fd\u6570<\/span>\n    all_sprites<span class=\"token punctuation\">.<\/span>update<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n\n    <span class=\"token comment\">## \u68c0\u67e5\u5b50\u5f39\u662f\u5426\u51fb\u4e2d\u9668\u77f3 \u9668\u77f3\u4e0e\u73a9\u5bb6\u70ae\u5f39\u78b0\u649e\u68c0\u6d4b  pygame\u63d0\u4f9b\u7684\u7cbe\u7075\u7ec4\u5408\u4e0e\u7cbe\u7075\u7ec4\u5408\u4e4b\u95f4\u7684\u78b0\u649e\u68c0\u6d4b\u51fd\u6570<\/span>\n    hits <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>groupcollide<span class=\"token punctuation\">(<\/span>mobs<span class=\"token punctuation\">,<\/span> bullets<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span>\n    <span class=\"token keyword\">for<\/span> hit <span class=\"token keyword\">in<\/span> hits<span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u6dfb\u52a0\u5206\u6570<\/span>\n        score <span class=\"token operator\">+=<\/span> <span class=\"token number\">50<\/span> <span class=\"token operator\">-<\/span> hit<span class=\"token punctuation\">.<\/span>radius \n        <span class=\"token comment\"># \u64ad\u653e\u7206\u70b8\u97f3\u6548        <\/span>\n        random<span class=\"token punctuation\">.<\/span>choice<span class=\"token punctuation\">(<\/span>expl_sounds<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u4ea7\u751f\u7206\u70b8\u6548\u679c<\/span>\n        expl <span class=\"token operator\">=<\/span> Explosion<span class=\"token punctuation\">(<\/span>hit<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'lg'<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u5c06\u7206\u70b8\u6548\u679c\u6dfb\u52a0\u5230\u7cbe\u7075\u7ec4\u5408\u4e2d<\/span>\n        all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>expl<span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u968f\u673a\u4ea7\u751f\u76f8\u5e94\u5956\u52b1<\/span>\n        <span class=\"token keyword\">if<\/span> random<span class=\"token punctuation\">.<\/span>random<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0.9<\/span><span class=\"token punctuation\">:<\/span>\n            <span class=\"token builtin\">pow<\/span> <span class=\"token operator\">=<\/span> Pow<span class=\"token punctuation\">(<\/span>hit<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center<span class=\"token punctuation\">)<\/span>\n            all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">pow<\/span><span class=\"token punctuation\">)<\/span>\n            powerups<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">pow<\/span><span class=\"token punctuation\">)<\/span>\n        newmob<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>       <span class=\"token comment\"># \u4ea7\u751f\u65b0\u7684\u9668\u77f3<\/span>\n\n    <span class=\"token comment\">## \u9668\u77f3\u4e0e\u73a9\u5bb6\u70ae\u5f39\u78b0\u649e\u68c0\u6d4b<\/span>\n    hits <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>spritecollide<span class=\"token punctuation\">(<\/span>player<span class=\"token punctuation\">,<\/span> mobs<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>collide_circle<span class=\"token punctuation\">)<\/span>        \n    <span class=\"token keyword\">for<\/span> hit <span class=\"token keyword\">in<\/span> hits<span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u98de\u673a\u51cf\u5c11\u751f\u547d\u503c<\/span>\n        player<span class=\"token punctuation\">.<\/span>shield <span class=\"token operator\">-=<\/span> hit<span class=\"token punctuation\">.<\/span>radius <span class=\"token operator\">*<\/span> <span class=\"token number\">2<\/span>\n        <span class=\"token comment\"># \u4ea7\u751f\u7206\u70b8\u6548\u679c \u9668\u77f3<\/span>\n        expl <span class=\"token operator\">=<\/span> Explosion<span class=\"token punctuation\">(<\/span>hit<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'sm'<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u5c06\u7206\u70b8\u6548\u679c\u6dfb\u52a0\u5230\u7cbe\u7075\u7ec4\u5408\u4e2d<\/span>\n        all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>expl<span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u4ea7\u751f\u65b0\u7684\u9668\u77f3<\/span>\n        newmob<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n        <span class=\"token comment\"># \u5224\u65ad\u98de\u673a\u7684\u751f\u547d\u503c\u662f\u5426\u5c0f\u4e8e\u7b49\u4e8e0<\/span>\n        <span class=\"token keyword\">if<\/span> player<span class=\"token punctuation\">.<\/span>shield <span class=\"token operator\">&lt;=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">:<\/span> \n            player_die_sound<span class=\"token punctuation\">.<\/span>play<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token comment\"># \u64ad\u653e\u98de\u673a\u53bb\u4e16\u97f3\u6548<\/span>\n            death_explosion <span class=\"token operator\">=<\/span> Explosion<span class=\"token punctuation\">(<\/span>player<span class=\"token punctuation\">.<\/span>rect<span class=\"token punctuation\">.<\/span>center<span class=\"token punctuation\">,<\/span> <span class=\"token string\">'player'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u98de\u673a\u7206\u70b8\u6548\u679c<\/span>\n            <span class=\"token comment\"># \u5c06\u7206\u70b8\u6548\u679c\u6dfb\u52a0\u5230\u7cbe\u7075\u7ec4\u5408\u4e2d<\/span>\n            all_sprites<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>death_explosion<span class=\"token punctuation\">)<\/span>\n            <span class=\"token comment\"># \u98de\u673a\u7206\u70b8\u6548\u679c<\/span>\n            player<span class=\"token punctuation\">.<\/span>hide<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u98de\u673a\u9690\u8eab\u6548\u679c<\/span>\n            player<span class=\"token punctuation\">.<\/span>lives <span class=\"token operator\">-=<\/span> <span class=\"token number\">1<\/span> <span class=\"token comment\"># \u98de\u673a\u7684\u751f\u547d-1<\/span>\n            player<span class=\"token punctuation\">.<\/span>shield <span class=\"token operator\">=<\/span> <span class=\"token number\">100<\/span><span class=\"token comment\"># \u91cd\u65b0\u8bbe\u7f6e\u98de\u673a\u7684\u751f\u547d\u503c100<\/span>\n\n    <span class=\"token comment\">## \u73a9\u5bb6\u4e0e\u9053\u5177\u7684\u78b0\u649e\u68c0\u6d4b<\/span>\n    hits <span class=\"token operator\">=<\/span> pygame<span class=\"token punctuation\">.<\/span>sprite<span class=\"token punctuation\">.<\/span>spritecollide<span class=\"token punctuation\">(<\/span>player<span class=\"token punctuation\">,<\/span> powerups<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span>\n    <span class=\"token keyword\">for<\/span> hit <span class=\"token keyword\">in<\/span> hits<span class=\"token punctuation\">:<\/span>\n         <span class=\"token comment\"># \u751f\u547d\u503c(\u76fe)\u5956\u52b1<\/span>\n        <span class=\"token keyword\">if<\/span> hit<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span> <span class=\"token operator\">==<\/span> <span class=\"token string\">'shield'<\/span><span class=\"token punctuation\">:<\/span>\n            player<span class=\"token punctuation\">.<\/span>shield <span class=\"token operator\">+=<\/span> random<span class=\"token punctuation\">.<\/span>randrange<span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">30<\/span><span class=\"token punctuation\">)<\/span>\n            <span class=\"token keyword\">if<\/span> player<span class=\"token punctuation\">.<\/span>shield <span class=\"token operator\">&gt;=<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">:<\/span>\n                player<span class=\"token punctuation\">.<\/span>shield <span class=\"token operator\">=<\/span> <span class=\"token number\">100<\/span>\n        <span class=\"token comment\"># \u706b\u529b\u503c\u5956\u52b1<\/span>\n        <span class=\"token keyword\">if<\/span> hit<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">type<\/span> <span class=\"token operator\">==<\/span> <span class=\"token string\">'gun'<\/span><span class=\"token punctuation\">:<\/span>\n            player<span class=\"token punctuation\">.<\/span>powerup<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n    <span class=\"token comment\"># \u5224\u65ad\u98de\u673a\u7684\u751f\u547d\u662f\u5426\u4e3a0 \u540c\u65f6  \u98de\u673a\u7206\u70b8\u52a8\u753b\u7ed3\u675f<\/span>\n    <span class=\"token keyword\">if<\/span> player<span class=\"token punctuation\">.<\/span>lives <span class=\"token operator\">==<\/span> <span class=\"token number\">0<\/span> <span class=\"token operator\">and<\/span> <span class=\"token operator\">not<\/span> death_explosion<span class=\"token punctuation\">.<\/span>alive<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\n        <span class=\"token comment\"># \u8bbe\u7f6e\u6e38\u620f\u72b6\u6001\u4e3aFalse<\/span>\n        running <span class=\"token operator\">=<\/span> <span class=\"token boolean\">False<\/span>\n        menu_display <span class=\"token operator\">=<\/span> <span class=\"token boolean\">False<\/span>\n        pygame<span class=\"token punctuation\">.<\/span>display<span class=\"token punctuation\">.<\/span>update<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n    <span class=\"token comment\"># \u5c06\u6e38\u620f\u5c4f\u5e55\u586b\u5145\u4e3a\u9ed1\u8272<\/span>\n    screen<span class=\"token punctuation\">.<\/span>fill<span class=\"token punctuation\">(<\/span>BLACK<span class=\"token punctuation\">)<\/span>\n    <span class=\"token comment\"># \u8bbe\u7f6e\u6e38\u620f\u8fd0\u884c\u80cc\u666f\u56fe\u7247<\/span>\n    screen<span class=\"token punctuation\">.<\/span>blit<span class=\"token punctuation\">(<\/span>background<span class=\"token punctuation\">,<\/span> background_rect<span class=\"token punctuation\">)<\/span>\n    <span class=\"token comment\"># \u7ed8\u5236\u7cbe\u7075\u5230\u5c4f\u5e55\u4e2d<\/span>\n    all_sprites<span class=\"token punctuation\">.<\/span>draw<span class=\"token punctuation\">(<\/span>screen<span class=\"token punctuation\">)<\/span>\n    draw_text<span class=\"token punctuation\">(<\/span>screen<span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>score<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span> WIDTH <span class=\"token operator\">\/<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">)<\/span>    <span class=\"token comment\"># \u7ed8\u5236\u5206\u6570 <\/span>\n    draw_shield_bar<span class=\"token punctuation\">(<\/span>screen<span class=\"token punctuation\">,<\/span> <span class=\"token number\">5<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">5<\/span><span class=\"token punctuation\">,<\/span> player<span class=\"token punctuation\">.<\/span>shield<span class=\"token punctuation\">)<\/span> <span class=\"token comment\"># \u7ed8\u5236\u751f\u547d\u6761<\/span>\n    draw_lives<span class=\"token punctuation\">(<\/span>screen<span class=\"token punctuation\">,<\/span> WIDTH <span class=\"token operator\">-<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">5<\/span><span class=\"token punctuation\">,<\/span> player<span class=\"token punctuation\">.<\/span>lives<span class=\"token punctuation\">,<\/span> player_mini_img<span class=\"token punctuation\">)<\/span><span class=\"token comment\"># \u7ed8\u5236\u5c0f\u98de\u673a<\/span>\n\n    <span class=\"token comment\">## \u6240\u6709\u4e1c\u897f\u753b\u4e0a\u53bb\u540e\u663e\u793a\u5728\u5c4f\u5e55\u4e0a<\/span>\n    pygame<span class=\"token punctuation\">.<\/span>display<span class=\"token punctuation\">.<\/span>flip<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>       \n\npygame<span class=\"token punctuation\">.<\/span>quit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n\n<\/code><\/pre>\n<h4>\n   <a id=\"4%09_629\"><br \/>\n   <\/a><br \/>\n   4\uff0e \u5b9e\u9a8c\u7ed3\u679c<br \/>\n  <\/h4>\n<p>\n   <strong><br \/>\n    \u6e38\u620f\u5f00\u59cb\u754c\u9762<br \/>\n   <\/strong><br \/>\n   \n  <\/p>\n<h4>\n   <a id=\"5_636\"><br \/>\n   <\/a><br \/>\n   5.\u5b8c\u6574\u6e90\u7801\u53ca\u7d20\u6750<br \/>\n  <\/h4>\n<p>\n   https:\/\/download.csdn.net\/download\/qq_41290252\/13087428<br \/>\n   <br \/>\n   \u6ca1\u79ef\u5206\u7684\u5144\u5f1f\u53ef\u4ee5\u7559\u4e0b\u90ae\u7bb1\u3002\n  <\/p>\n<\/p><\/div>\n<link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/editerView\/markdown_views-a5d25dd831.css\" rel=\"stylesheet\"\/>\n <link href=\"https:\/\/csdnimg.cn\/release\/blogv2\/dist\/mdeditor\/css\/style-e504d6a974.css\" rel=\"stylesheet\"\/>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u4e3b\u8981\u8bb2\u8ff0\u5982\u4f55\u901a\u8fc7\u4f7f\u7528Python+Pygame\u5b9e\u73b0\u4e00\u6b3e2D\u5c04\u51fb\u6e38\u620f\uff0c\u5c04\u51fb\u6e38\u620f\u5305\u542b\u73a9\u5bb6\u3001\u654c\u4eba\u3001\u9053\u5177\u7b49\u5143\u7d20\uff0c\u901a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":215,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-903","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-23"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Python -\u592a\u7a7a\u5c04\u51fb\u6e38\u620f - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.wunen.com\/index.php\/2025\/04\/19\/python-\u592a\u7a7a\u5c04\u51fb\u6e38\u620f\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Python -\u592a\u7a7a\u5c04\u51fb\u6e38\u620f - \u7269\u5ae9\u8f6f\u4ef6\u8d44\u8baf\u7f51\" \/>\n<meta property=\"og:description\" content=\"\u672c\u6587\u4e3b\u8981\u8bb2\u8ff0\u5982\u4f55\u901a\u8fc7\u4f7f\u7528Python+Pygame\u5b9e\u73b0\u4e00\u6b3e2D\u5c04\u51fb\u6e38\u620f\uff0c\u5c04\u51fb\u6e38\u620f\u5305\u542b\u73a9\u5bb6\u3001\u654c\u4eba\u3001\u9053\u5177\u7b49\u5143\u7d20\uff0c\u901a [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.wunen.com\/index.php\/2025\/04\/19\/python-\u592a\u7a7a\u5c04\u51fb\u6e38\u620f\/\" 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