{"id":4679,"date":"2020-10-25T10:51:34","date_gmt":"2020-10-25T02:51:34","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=4679"},"modified":"2020-10-25T10:52:00","modified_gmt":"2020-10-25T02:52:00","slug":"%e6%b8%b8%e6%88%8f%e7%9a%84aoi%e7%ae%97%e6%b3%95","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/4679","title":{"rendered":"\u6e38\u620f\u7684AOI\u7b97\u6cd5"},"content":{"rendered":"<div class=\"blog-content-box\">\n<div class=\"article-header-box\">\n<div class=\"article-header\">\n<div class=\"article-title-box\">\n<p id=\"articleContentId\" class=\"title-article\"><a href=\"https:\/\/blog.csdn.net\/zhanghefu\/article\/details\/25833535\">\u539f\u6587\u5730\u5740<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<article class=\"baidu_pl\">\n<div id=\"article_content\" class=\"article_content clearfix\">\n<div id=\"content_views\" class=\"htmledit_views\">\u6e38\u620f\u7684AOI\u7b97\u6cd5\u5e94\u8be5\u7b97\u4f5c\u6e38\u620f\u7684\u57fa\u7840\u6838\u5fc3\u4e86\uff0c\u8bb8\u591a\u903b\u8f91\u90fd\u662f\u56e0\u4e3aAOI\u8fdb\u51fa\u4e8b\u4ef6\u9a71\u52a8\u7684\uff0c\u8bb8\u591a\u7f51\u7edc\u540c\u6b65\u6570\u636e\u4e5f\u662f\u56e0\u4e3aAOI\u8fdb\u51fa\u4e8b\u4ef6\u4ea7\u751f\u7684\u3002\u56e0\u6b64\uff0c\u826f\u597d\u7684AOI\u7b97\u6cd5\u548c\u57fa\u4e8eAOI\u7b97\u6cd5\u7684\u4f18\u5316\uff0c\u662f\u63d0\u9ad8\u6e38\u620f\u6027\u80fd\u7684\u5173\u952e\u3002\u6211\u5728\u5b9e\u8df5\u4e2d\u6240\u719f\u77e5\u7684\u6e38\u620fAOI\u7b97\u6cd5\u5927\u81f4\u6709\u4e24\u79cd\uff0c\u5728\u6b64\u505a\u4e00\u4e9b\u603b\u7ed3\uff0c\u987a\u4fbf\u68b3\u7406\u4e00\u4e0b\uff0c\u6253\u7b97\u8bbe\u8ba1\u51fa\u4e00\u5957\u7edf\u4e00\u7684\u63a5\u53e3\u5c01\u88c5\u4e0d\u540c\u7684\u7b97\u6cd5\u5b9e\u73b0\uff08\u7f51\u7edc\u4e0a\u8fd8\u6709\u4e9b\u5176\u4ed6\u7b97\u6cd5\uff0c\u56e0\u4e3a\u4e0d\u719f\u6089\u4e0d\u4f5c\u8bb0\u5f55\u4e86\uff09\u3002\u6211\u6240\u8bb0\u5f55\u7684\u8fd9\u4e24\u79cd\u7b97\u6cd5\u4e5f\u7b97\u7ecf\u5178\u4e86\uff0c\u4e00\u4e2a\u53eb\u505a\u7f51\u683c\u6cd5\uff0c\u4e00\u4e2a\u53eb\u505a\u53cc\u94fe\u8868\u6cd5\u3002<\/p>\n<h2><a name=\"t0\"><\/a><a name=\"t0\"><\/a><a target=\"_blank\" rel=\"noopener noreferrer\" name=\"t1\"><\/a>\u7edf\u4e00\u63a5\u53e3\u8bbe\u8ba1\uff1a<\/h2>\n<p>AOI\u9700\u6c42\u5927\u6982\u662f\u8fd9\u6837\uff1a<br \/>\n1.\u6e38\u620f\u5730\u56fe\u4e0a\u6709\u4e00\u4e9bnpc\u548c\u73a9\u5bb6\u5728\u79fb\u52a8\uff0c\u6bcf\u4e00\u4e2a\u8fd9\u6837\u79fb\u52a8\u7684\u5bf9\u8c61\u6211\u4eec\u53eb\u505aAOIEntity\uff0c\u6bcf\u4e00\u4e2aAOIEntity\u53ef\u4ee5\u6302\u591a\u4e2a\u4e0d\u540c\u534a\u5f84\u7684AOI\uff0c\u6bcf\u4e00\u4e2a\u8fd9\u79cd\u534a\u5f84\u7684AOI\u5355\u5143\u6211\u4eec\u53eb\u505aAOINode\uff0c\u5982\u6b64\uff0cAOIEntity\u62e5\u6709\u591a\u4e2aAOINode\uff0c\u7136\u540e\u6bcf\u4e00\u4e2a\u573a\u666f\u7ba1\u7406\u8005AOIManager\u7ba1\u7406\u7740\u591a\u4e2a\u8fd9\u6837\u7684AOIEntity\u5bf9\u8c61\u3002<br \/>\n2.AOI\u8fdb\u51fa\u4e8b\u4ef6\u7531\u4e09\u79cd\u884c\u4e3a\u4ea7\u751f\uff1a\u8fdb\u5165\u573a\u666f\uff0c\u79bb\u5f00\u573a\u666f\uff0c\u5728\u573a\u666f\u79fb\u52a8\uff0c\u56e0\u4e3a\u8fd9\u662fAOIEntity\u76f8\u4e92\u4e4b\u95f4\u7684\u4f5c\u7528\uff0c\u6545\u56e0\u653e\u5728AOIManager\u4e2d\u7edf\u4e00\u7ba1\u7406\uff0c\u63a5\u53e3\u7c7b\u4f3c\u8fd9\u6837\uff1a<br \/>\nvoid AOIManager:Enter(AOIEntity *entity, cosnt Point&amp; target_pos);<br \/>\nvoid AOIManager:Move(AOIEntity *entity, cosnt Point&amp; target_pos);<br \/>\nvoid AOIManager:Leave(AOIEntity *entity);<br \/>\n3.\u6dfb\u52a0\u4e00\u4e2aAOINode\u7684\u63a5\u53e3\uff0c\u4e3b\u8981\u53c2\u6570\u662fId(\u7528\u4e8e\u6807\u8bc6\u8fd9\u4e2aAOI)\uff0c\u534a\u5f84\uff0c\u8fdb\u51fa\u4e8b\u4ef6\u7684callback\u51fd\u6570\uff1a<br \/>\nvoid AOIEntity:AddNode(int aoi_id, float radius, AOICB enter_cb, AOICB leave_cb);<br \/>\n4.\u83b7\u53d6\u5468\u56f4\u5bf9\u8c61\u548c\u89c2\u5bdf\u8005\u73a9\u5bb6\u5bf9\u8c61\u96c6\u5408\u7684\u63a5\u53e3\uff0c\u8fd9\u4e2a\u53ef\u4ee5\u5728\u66f4\u4e0a\u5c42\uff0c\u901a\u8fc7\u5728\u54cd\u5e94\u8fdb\u51fa\u4e8b\u4ef6\u7684enter_cb, leave_cb\u4e2d\u7ef4\u62a4\u8fd9\u6837\u7684\u96c6\u5408\u3002<\/p>\n<h2><a name=\"t1\"><\/a><a name=\"t1\"><\/a><a target=\"_blank\" rel=\"noopener noreferrer\" name=\"t2\"><\/a>\u7f51\u683c\u7b97\u6cd5\uff1a<\/h2>\n<p>\u65e2\u662f\u628a\u6574\u4e2a\u573a\u666f\u7528\u7f51\u683c\u5212\u5206\u6210\u4e00\u4e2a\u4e00\u4e2a\u5c0f\u533a\u57df\uff08\u5212\u5206\u7c92\u5ea6\u53ef\u8c03\u6574\uff09\uff0c\u6bcf\u4e00\u4e2a\u533a\u57df\u662f\u5f53\u524d\u573a\u666f\u8be5\u533a\u57df\u5185\u7684AOIEntity\u96c6\u5408\uff0c\u5f53\u6709\u4e00\u4e2aAOIEntity\u79fb\u52a8\u65f6\uff0c\u6839\u636e\u5bf9\u8c61\u79fb\u52a8\u4e4b\u524d\u5750\u6807\u548c\u76ee\u7684\u5730\u5750\u6807\uff0c\u7b97\u51fa\u79fb\u52a8\u524d\u6240\u5728\u7f51\u683cSrcGrid\u548c\u76ee\u7684\u5730\u7f51\u683cDstGrid\uff0c\u6839\u636e\u4e00\u4e2a\u53ef\u8c03\u7684\u504f\u79fb\u53c2\u6570\uff0c\u7b97\u51fa\u53d7\u8fd9\u6b21\u79fb\u52a8\u5f71\u54cd\u7684\u5404\u4e2a\u7f51\u683c\u6240\u5728\u7684\u4e00\u4e2a\u7f51\u683c\u533a\u57df\uff08\u901a\u5e38\u662f\u4e00\u4e2a\u5305\u542b\u8fd9\u4e9b\u7f51\u683c\u7684\u4e00\u4e2a\u5927\u7f51\u683c\uff09\uff0c\u904d\u5386\u6bcf\u4e00\u4e2a\u8fd9\u6837\u7684\u7f51\u683c\u91cc\u7684\u6bcf\u4e00\u4e2aAOIEntity\uff0c\u4e0e\u8fd9\u4e2a\u79fb\u52a8AOIEntity\u4e92\u76f8\u4f5c\u6bd4\u8f83\uff0c\u4e3b\u8981\u662f\u6bd4\u8f83\u8fd9\u4e9b\u4e8b\u60c5\uff1a<br \/>\n1.\u662f\u4e0d\u662f\u5bf9\u65b9\u66fe\u7ecf\u5728\u6211\u7684\u4e00\u4e2aAOINode\u7684\u534a\u5f84\u5185\uff0c\u79fb\u52a8\u540e\u5c31\u4e0d\u5728\u4e86\uff0c\u662f\u5219\u4ea7\u751f\u79bb\u5f00\u56de\u8c03\uff1b<br \/>\n2.\u662f\u4e0d\u662f\u5bf9\u65b9\u66fe\u7ecf\u4e0d\u5728\u6211\u7684\u4e00\u4e2aAOINode\u7684\u534a\u5f84\u5185\uff0c\u79fb\u52a8\u540e\u5c31\u51fa\u73b0\u4e86\uff0c\u662f\u5219\u4ea7\u751f\u8fdb\u5165\u56de\u8c03\uff1b<br \/>\n\u6ce8\u610f\u867d\u7136\u79fb\u52a8\u662f\u4e00\u4e2aAOIEntity\u5728\u79fb\u52a8\uff0c\u4f46\u662f\u8fd9\u79cd\u6bd4\u8f83\u5374\u8981\u662f\u4e92\u76f8\u7684\u3002<br \/>\n\u4e0a\u9762\u8bf4\u7684\u662f\u7f51\u683c\u7b97\u6cd5\u7684\u6700\u7b80\u5355\u5b9e\u73b0\u4e86\uff0c\u5f53\u7136\u5b9e\u8df5\u4e0a\u6709\u8bb8\u591a\u5730\u65b9\u53ef\u4ee5\u4f18\u5316\u548c\u8c03\u6574\uff0c\u5305\u62ec\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u6570\u636e\u7ed3\u6784\uff0c\u4e0d\u7ec6\u8bf4\u3002<\/p>\n<h2><a name=\"t2\"><\/a><a name=\"t2\"><\/a><a target=\"_blank\" rel=\"noopener noreferrer\" name=\"t3\"><\/a>\u53cc\u94fe\u8868\u7b97\u6cd5\uff1a<\/h2>\n<p>* \u6b64\u7b97\u6cd5\u540d\u5b57\u662f\u81ea\u5df1\u53d6\u7684\uff0c\u56e0\u4e3a\u7b97\u6cd5\u57fa\u672c\u4e0a\u5c31\u662f\u56f4\u7ed5\u4e24\u4e2a\u53cc\u5411\u94fe\u8868\u5728\u8f6c&#8211;\u4ee3\u8868X\u8f74\u7684\u94fe\u8868(\u53eb\u505aLinkListX)\u548c\u4ee3\u8868Y\u8f74\u7684\u94fe\u8868(\u53eb\u505aLinkLIstY)\u3002\u5bf9\u4e8e\u6bcf\u4e00\u4e2aAOI\u5355\u5143\uff0c\u4ee5AOIEntity\u7684\u5750\u6807\u4f4d\u7f6e\u4e3a\u4e2d\u5fc3\uff0c\u53ef\u4ee5\u6784\u9020\u51fa\u4e00\u4e2aAOI\u77e9\u5f62(\u4ee5\u56db\u5143\u7ec4[xleft,xright,ytop,ybottom]\u8868\u793a)\u3002LinkListX\u94fe\u63a5\u7684\u662f\u6240\u6709\u8fd9\u6837\u7684AOI\u77e9\u5f62\u7684xleft\uff0cxright\uff0cLinkListY\u94fe\u63a5\u7684\u662f\u6240\u6709\u8fd9\u6837\u7684AOI\u77e9\u5f62\u7684ytop\uff0cybottom\uff0c\u5e76\u4e14\u4e24\u8005\u90fd\u662f\u6309\u7167\u5750\u6807\u503c\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u94fe\u63a5\u8d77\u6765\u7684\u3002\u8fd9\u6837\u6bcf\u4e00\u4e2aAOI\u5355\u5143\u90fd\u5728LinkListX\uff0cLinkListY\u4e0a\u4ea7\u751f\u4e86\u603b\u51714\u4e2a\u8282\u70b9\uff0c\u7279\u6b8a\u7684\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u53ef\u89c1\u7684AOIEntity\uff0c\u4ee5\u4ed6\u4eec\u7684\u5750\u6807(XCenter,YCenter)\u5728LinkListX\uff0cLinkListY\u4e0a\u53c8\u4ea7\u751f\u4e86\u603b\u51712\u4e2a\u8282\u70b9\u3002\u73b0\u5728\u5f53AOIEntity\u5728\u573a\u666f\u4e2d\u79fb\u52a8\u65f6\uff0c\u4ed6\u6240\u5305\u542b\u7684\u5728LinkList\u4e2d\u7684\u8282\u70b9\u4f1a\u76f8\u5e94\u7684\u66f4\u6539\u5750\u6807\u503c\uff0c\u800cLinkList\u4e3a\u4e86\u7ef4\u62a4\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\uff0c\u4f1a\u904d\u5386\u94fe\u8868\uff0c\u79fb\u52a8\u4f4d\u7f6e\uff0c\u76f4\u5230\u91cd\u65b0\u6709\u5e8f\u3002LinkList\u5728\u8fd9\u4e2a\u8fc7\u7a0b\uff0c\u4f1a\u4ea7\u751fAOI\u4e8b\u4ef6\u3002<br \/>\n* \u5177\u4f53\u6765\u8bf4\uff0c\u5f53AOIEntity\u8981\u79fb\u52a8\u5230(targetX,targetY), \u5bf9\u5e94\u7684AOI\u77e9\u5f62\u53d8\u6210[targetX-R, targetX+R, targetY-R, targetY+R]\uff0c\u663e\u7136\u8fd9\u56db\u4e2a\u8282\u70b9\u503c\u7684\u6539\u53d8\u540eLinkList\u4e0d\u518d\u6709\u5e8f\uff0c\u73b0\u5728\u6765\u8c03\u6574LinkList\uff0c\u53ef\u4ee5\u8fd9\u6837\u6765\u7406\u89e3\u8fd9\u4e2a\u8fc7\u7a0b\uff0c\u5bf9\u8c61\u5148\u5728X\u8f74\u4e0a\u79fb\u52a8\u5230targetX,\u5bf9\u5e94\u7684\u662f\u5728LinkListX\u4e0a\u79fb\u52a8\uff0c\u6bcf\u6b21\u4ea4\u6362\u4e24\u4e2a\u8282\u70b9\u7684\u4f4d\u7f6e\u90fd\u5e94\u8be5\u5224\u65ad\uff1a1.\u4e24\u8005\u7684\u62e5\u6709\u8005\u662f\u4e0d\u662f\u4e0d\u540c\u7684Entity\uff1b2.\u662f\u4e0d\u662f\u4e00\u4e2a\u662f\u4ee3\u8868Entity\u7684\u8282\u70b9\uff0c\u4e00\u4e2a\u662f\u4ee3\u8868AOI\u77e9\u5f62\u8fb9\u754c\u7684\u8282\u70b9\uff1b3.\u4e24\u8005\u7684\u62e5\u6709\u8005\u6574\u4f53\u4e0a\u80fd\u5426\u786e\u5b9e\u4ea7\u751fAOI\u8fdb\u51fa\u4e8b\u4ef6\u3002\u7136\u540e\u5728Y\u8f74\u4e0a\u79fb\u52a8\u5230targetY\uff0c\u8fc7\u7a0b\u4e0eX\u8f74\u5bf9\u79f0\u3002<br \/>\n* \u53ef\u4ee5\u603b\u7ed3\u4e00\u4e0b\uff0cLinkList\u7684\u8282\u70b9\u7684\u5c5e\u6027\uff1a<br \/>\nstruct LinkNode {<br \/>\nbyte _type; \/\/ \u4ee3\u8868\u7c7b\u578b\uff0c\u4e3b\u8981\u662f\u533a\u5206AOI\u77e9\u5f62\u7684\u8fb9\u754c\u548cEntity\u672c\u8eab<br \/>\nAOINode *_owner; \/\/ \u5c5e\u4e8e\u54ea\u4e2aAOI\u5355\u5143\uff0c\u8fd9\u91cc\u628a\u4ee3\u8868Entity\u672c\u8eab\u7684\u8282\u70b9\u4e5f\u5f53\u4f5c\u4e00\u4e2aR=0\u7684AOI\u5355\u5143<br \/>\nint _pos_val; \/\/ \u5750\u6807\u503c\uff0c<br \/>\nstruct LinkNode *_next, *prev;<br \/>\n}<\/p>\n<p>\u7f51\u683c\u7b97\u6cd5\u539f\u7406\u548c\u5b9e\u73b0\u90fd\u7b80\u5355\uff0c\u6bcf\u6b21\u79fb\u52a8\u65f6\u904d\u5386\u7684\u53d7\u5f71\u54cd\u7684\u5355\u5143\u662f\u4ee5\u7f51\u683c\u4e3a\u5355\u4f4d\uff0c\u5e76\u4e0d\u662f\u76f4\u63a5\u4ee5Entity\u4e3a\u5355\u4f4d\uff0c\u4f1a\u4ea7\u751f\u8bb8\u591a\u6b21\u65e0\u6548\u7684\u904d\u5386\uff0c\u5bf9\u6548\u7387\u4ea7\u751f\u591a\u5c11\u5f71\u54cd\u4e5f\u662f\u4f9d\u8d56\u7f51\u683c\u7684\u5212\u5206\u7c92\u5ea6\u548c\u573a\u666f\u4eba\u6570\uff0c\u4e0d\u8fc7\u603b\u7684\u6765\u8bf4\u5bf9\u4e8e\u4e0d\u662f\u6d77\u91cf\u7684\u5bf9\u8c61\u79fb\u52a8\uff0c\u52a0\u4e0a\u4e00\u4e9b\u4e0a\u5c42\u903b\u8f91\u76f8\u5173\u7684\u4f18\u5316\uff0c\u4e00\u822c\u7684MMO\u5df2\u7ecf\u662f\u591f\u7528\u4e86\u3002<br \/>\n\u53cc\u94fe\u8868\u7b97\u6cd5\uff0c\u5de7\u5999\u7684\u628a\u4e00\u4e2aAOI\u77e9\u5f62\u62c6\u62104\u4e2a\u4e0d\u540c\u8282\u70b9\uff0c\u6bcf\u6b21\u79fb\u52a8\u904d\u5386\u7684\u53d7\u5f71\u54cd\u7684\u5355\u5143\u76f4\u63a5\u662f\u4ee5Entity\u4e3a\u5355\u4f4d\uff0c\u7701\u53bb\u4e86\u8bb8\u591a\u65e0\u6548\u904d\u5386\uff0c\u4f46\u662f\u5728\u5b9e\u73b0\u4e0a\u8981\u8f83\u7f51\u683c\u7b97\u6cd5\u590d\u6742\uff0c\u53e6\u5916\u5176\u6027\u80fd\u4e5f\u662f\u53d7\u573a\u666f\u4e2d\u4eba\u6570\u7684\u5f71\u54cd\u3002<\/p>\n<\/div>\n<div>\n<div><\/div>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 \u6e38\u620f\u7684AOI\u7b97\u6cd5\u5e94\u8be5\u7b97\u4f5c\u6e38\u620f\u7684<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-4679","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/4679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=4679"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/4679\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=4679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=4679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=4679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}