{"id":320,"date":"2019-03-22T21:34:26","date_gmt":"2019-03-22T13:34:26","guid":{"rendered":"https:\/\/www.ccagml.com\/?p=320"},"modified":"2019-05-12T18:58:58","modified_gmt":"2019-05-12T10:58:58","slug":"%e6%b8%b8%e6%88%8f%e7%a2%b0%e6%92%9e%e6%a3%80%e6%b5%8b-%e8%ae%a1%e7%ae%97%e7%82%b9%e6%98%af%e5%90%a6%e5%9c%a8%e5%a4%9a%e8%be%b9%e5%bd%a2%e5%86%85%e9%83%a8js%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/www.ccagml.com\/?p=320","title":{"rendered":"\u6e38\u620f\u78b0\u649e\u68c0\u6d4b-\u8ba1\u7b97\u70b9\u662f\u5426\u5728\u591a\u8fb9\u5f62\u5185\u90e8js\u5b9e\u73b0"},"content":{"rendered":"<p>\u5df2\u77e5\u70b9pt(x,y)\uff0c\u591a\u8fb9\u5f62poly,\u5224\u65ad\u70b9pt\u662f\u5426\u5728\u591a\u8fb9\u5f62\u5185\u90e8<br \/>\n\u65b9\u6cd5\uff1a\u5c04\u7ebf\u6cd5<br \/>\n<a href=\"http:\/\/alienryderflex.com\/polygon\/\" target=\"_blank\" rel=\"noopener\">\u53c2\u8003http:\/\/alienryderflex.com\/polygon\/<\/a><\/p>\n<p>js\u5b9e\u73b0\uff1a<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\n\r\nfunction isPointInPoly(poly, pt){\r\n  for(var c = false, i = -1, l = poly.length, j = l - 1; ++i &lt; l; j = i)\r\n    ((poly[i].y &lt;= pt.y &amp;&amp; pt.y &lt; poly[j].y) || (poly[j].y &lt;= pt.y &amp;&amp; pt.y &lt; poly[i].y))\r\n    &amp;&amp; (pt.x &lt; (poly[j].x - poly[i].x) * (pt.y - poly[i].y) \/ (poly[j].y - poly[i].y) + poly[i].x)\r\n    &amp;&amp; (c = !c);\r\n  return c;\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5df2\u77e5\u70b9pt(x,y)\uff0c\u591a\u8fb9\u5f62poly,\u5224\u65ad\u70b9pt\u662f\u5426\u5728\u591a\u8fb9\u5f62\u5185\u90e8 \u65b9\u6cd5\uff1a\u5c04\u7ebf\u6cd5 \u53c2\u8003http:\/\/alienr<a href=\"https:\/\/www.ccagml.com\/?p=320\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">\u6e38\u620f\u78b0\u649e\u68c0\u6d4b-\u8ba1\u7b97\u70b9\u662f\u5426\u5728\u591a\u8fb9\u5f62\u5185\u90e8js\u5b9e\u73b0<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[30,20],"tags":[],"_links":{"self":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts\/320"}],"collection":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=320"}],"version-history":[{"count":3,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts\/320\/revisions"}],"predecessor-version":[{"id":323,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=\/wp\/v2\/posts\/320\/revisions\/323"}],"wp:attachment":[{"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=320"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=320"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ccagml.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=320"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}