{"id":2118,"date":"2015-09-28T09:50:00","date_gmt":"2015-09-28T01:50:00","guid":{"rendered":"http:\/\/www.u3d8.com\/?p=2118"},"modified":"2020-09-28T17:54:43","modified_gmt":"2020-09-28T09:54:43","slug":"unity3d%e5%9f%ba%e7%a1%80api%e4%b9%8bvector3","status":"publish","type":"post","link":"http:\/\/www.u3d8.com\/?p=2118","title":{"rendered":"Unity3D\u57fa\u7840API\u4e4bVector3"},"content":{"rendered":"\n<h1 id=\"vector3\">Vector3<\/h1>\n\n\n\n<h3 id=\"\u9759\u6001\u65b9\u6cd5\">\u9759\u6001\u65b9\u6cd5<\/h3>\n\n\n\n<h3 id=\"1vector3angle--\u4e24\u4e2a\u5411\u91cf\u4e4b\u95f4\u7684\u5939\u89d2\">1.Vector3.Angle()--\u4e24\u4e2a\u5411\u91cf\u4e4b\u95f4\u7684\u5939\u89d2<\/h3>\n\n\n\n<h4 id=\"public-static-float-anglevector3-from-vector3-to\">public static float Angle(Vector3 from, Vector3 to)<\/h4>\n\n\n\n<ul><li>\u5355\u4f4d\uff1a\u5ea6\uff1b<\/li><li>\u8303\u56f40-180\u5ea6\uff08\u8fd4\u56de\u4e24\u4e2a\u5411\u91cf\u4e4b\u95f4\u8f83\u5c0f\u7684\u89d2\u5ea6);<\/li><li>\u901a\u5e38\u7528\u4e8e\u7269\u4f53\u7684\u8f6c\u5411\u64cd\u4f5c<\/li><\/ul>\n\n\n\n<h3 id=\"2vector3-clampmagnitude--\u94b3\u5236\u6c42\u6a21\">2.Vector3 ClampMagnitude()--\u94b3\u5236\u6c42\u6a21<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-clampmagnitudevector3-vector-float-maxlength\">public static Vector3 ClampMagnitude(Vector3 vector, float maxLength)<\/h4>\n\n\n\n<ul><li>\u8fd4\u56de\u4e00\u4e2a\u5411\u91cf\u7684\u6a21\uff0c\u6700\u5927\u957f\u5ea6\u4e0d\u8d85\u8fc7maxLength;<\/li><\/ul>\n\n\n\n<h3 id=\"3vector3-cross--\u53c9\u79ef\">3.Vector3 Cross()--\u53c9\u79ef<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-crossvector3-lhs-vector3-rhs\">public static Vector3 Cross(Vector3 lhs, Vector3 rhs);<\/h4>\n\n\n\n<ul><li>\u8fd4\u56de\u5782\u76f4\u4e8ea,b,\u4e24\u4e2a\u5411\u91cf\u6240\u5728\u5e73\u9762\u7684\u53e6\u4e00\u4e2a\u5411\u91cf\uff1b<\/li><li>\u6a21\u957f|c|=|a||b|sin&lt;a,b&gt;<\/li><\/ul>\n\n\n\n<h3 id=\"4vector3dot--\u70b9\u79ef\">4.Vector3.Dot()--\u70b9\u79ef<\/h3>\n\n\n\n<h4 id=\"public-static-float-dotvector3-lhs-vector3-rhs\">public static float Dot(Vector3 lhs, Vector3 rhs);<\/h4>\n\n\n\n<ul><li>a\u00b7b=|a|\u00b7|b|cos&lt;a,b&gt;<\/li><\/ul>\n\n\n\n<h3 id=\"5vector3distance--\u4e24\u70b9\u8ddd\u79bb\">5.Vector3.Distance()--\u4e24\u70b9\u8ddd\u79bb<\/h3>\n\n\n\n<h4 id=\"public-static-float-distancevector3-a-vector3-b\">public static float Distance(Vector3 a, Vector3 b);<\/h4>\n\n\n\n<ul><li>\u8fd4\u56de\u4e24\u70b9\u4e4b\u95f4\u7684\u4e00\u4e2a\u957f\u5ea6\u503c\uff0c\u76f8\u5f53\u4e8e\uff08a-b\uff09.magnitude<\/li><\/ul>\n\n\n\n<h3 id=\"6vector3lerp---\u5dee\u503c\">6.Vector3.Lerp() --\u5dee\u503c<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-lerpvector3-a-vector3-b-float-t\">public static Vector3 Lerp(Vector3 a, Vector3 b, float t);<\/h4>\n\n\n\n<ul><li>\u7531\u5411\u91cfa\u6e10\u53d8\u5230\u5411\u91cfb.<\/li><li>\u4f7f\u7528\uff1a\u4e00\u822c\u7528\u4e8e\u5e73\u6ed1\u5904\u7406\uff0c\u6bd4\u5982\u6444\u50cf\u673a\u7684\u7f13\u6162\u79fb\u52a8\u3001\u5bfc\u5f39\u7684\u8ffd\u8e2a\u7b49m_Transform.position = Vector3.Lerp(m_Transform.position, newPos, Time.deltaTime)<\/li><\/ul>\n\n\n\n<h3 id=\"7vector3lerpunclamped---\u94b3\u5236\u5dee\u503c\">7.Vector3.LerpUnclamped() --\u94b3\u5236\u5dee\u503c<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-lerpunclampedvector3-a-vector3-b-float-t\">public static Vector3 LerpUnclamped(Vector3 a, Vector3 b, float t)<\/h4>\n\n\n\n<ul><li>\u6539\u63d2\u503ct\u5728\u5c0f\u4e8e0\u6216\u5927\u4e8e1\u65f6\u7684\u8fd4\u56de\u503c\u4e0d\u4f1a\u88ab\u9650\u5236<\/li><li>\u6309\u516c\u5f0f\uff08b-a\uff09*t\u6765\u8ba1\u7b97\u5176\u8fd4\u56de\u503c.<\/li><\/ul>\n\n\n\n<h3 id=\"8vector3movetowards--\u79fb\u52a8\u5230\u76ee\u6807\u4f4d\u7f6e\">8.Vector3.MoveTowards()--\u79fb\u52a8\u5230\u76ee\u6807\u4f4d\u7f6e<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-movetowardsvector3-current-vector3-target-float-maxdistancedelta\">public static Vector3 MoveTowards(Vector3 current, Vector3 target, float maxDistanceDelta);<\/h4>\n\n\n\n<ul><li>\u8fd9\u4e2a\u51fd\u6570\u7684\u8fd4\u56de\u503c\u662f\u4e00\u4e2a\u70b9\uff0c\u4ee5maxdistancedelta\u4e3a\u5355\u4f4d\u901f\u5ea6\u6cbf\u7740\u5f53\u524d\u7684\u548c\u76ee\u6807\u4e4b\u95f4\u7684\u7ebf\u63a5\u8fd1\u76ee\u6807\u70b9<\/li><li>\u79fb\u52a8\u4e0d\u4f1a\u8d85\u8fc7\u76ee\u6807\u3002maxdistancedelta\u4e3a\u8d1f\u503c\u65f6\uff0c\u53ef\u4ee5\u7528\u6765\u4ece\u76ee\u6807\u63a8\u5f00\u8be5\u5411\u91cf<\/li><\/ul>\n\n\n\n<h3 id=\"9vector3normalize--\u5411\u91cf\u5355\u4f4d\u5316\">9.Vector3.Normalize()--\u5411\u91cf\u5355\u4f4d\u5316<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-normalizevector3-value\">public static Vector3 Normalize(Vector3 value);<\/h4>\n\n\n\n<ul><li>\u5355\u4f4d\u5316\u4e00\u4e2a\u5411\u91cf\uff0c\u4f1a\u6539\u53d8\u8fd9\u4e2a\u5411\u91cf\u672c\u8eab\uff0c\u5982\u679c\u8fd9\u4e2a\u5411\u91cf\u5c0f\u4e8e1\uff0c\u90a3\u4e48\u5c31\u5c06\u5176\u7f6e\u4e3a0<\/li><li>\u4f7f\u7528\u9759\u6001\u53d8\u91cfVector3.Normalized\u53ef\u4ee5\u907f\u514d\u6539\u53d8\u8fd9\u4e2a\u5411\u91cf\u672c\u8eab<\/li><\/ul>\n\n\n\n<h3 id=\"10vector3project-\u6295\u5f71\u4e8e\u7ebf\">10.Vector3.Project()-\u6295\u5f71\u4e8e\u7ebf<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-projectvector3-vector-vector3-onnormal\">public static Vector3 Project(Vector3 vector, Vector3 onNormal)<\/h4>\n\n\n\n<ul><li>\u6c42\u4e00\u4e2a\u5411\u91cf\u5728\u53e6\u4e00\u4e2a\u5411\u91cf\u65b9\u5411\u4e0a\u7684\u6295\u5f71<\/li><\/ul>\n\n\n\n<h3 id=\"11vector3projectonplane-\u6295\u5f71\u4e8e\u9762\">11.Vector3.ProjectOnPlane()-\u6295\u5f71\u4e8e\u9762<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-projectonplanevector3-vector-vector3-planenormal\">public static Vector3 ProjectOnPlane(Vector3 vector, Vector3 planeNormal)<\/h4>\n\n\n\n<ul><li>\u6c42\u4e00\u4e2a\u5411\u91cf\u5728\u4e00\u4e2a\u5e73\u9762\u4e0a\u7684\u6295\u5f71<\/li><li>planeNormal:\u6307\u7684\u662f\u8be5\u5e73\u9762\u7684\u6cd5\u5411\u91cf<\/li><\/ul>\n\n\n\n<h3 id=\"12vector3reflect-\u53cd\u5c04\u5411\u91cf\">12.Vector3.Reflect()-\u53cd\u5c04\u5411\u91cf<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-reflectvector3-indirection-vector3-innormal\">public static Vector3 Reflect(Vector3 inDirection, Vector3 inNormal)<\/h4>\n\n\n\n<ul><li>\u4ee5\u4e00\u4e2a\u5e73\u9762\u7684\u6cd5\u5411\u91cf\u4e3a\u6cd5\u7ebf,\u6c42inDirection\u7684\u53cd\u5c04\u5411\u91cf<\/li><li>inNormal:\u6307\u7684\u662f\u5e73\u9762\u7684\u6cd5\u5411\u91cf;inDirection:\u6307\u7684\u662f\u5165\u5c04\u5149\u7ebf<\/li><\/ul>\n\n\n\n<h3 id=\"13vector3slerp-\u7403\u5f62\u5dee\u503c\">13.Vector3.Slerp()-\u7403\u5f62\u5dee\u503c<\/h3>\n\n\n\n<h4 id=\"public-static-vector3-slerpvector3-a-vector3-b-float-t\">public static Vector3 Slerp(Vector3 a, Vector3 b, float t)<\/h4>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img title=\"Unity3D\u57fa\u7840API\u4e4bVector3 - \u7b2c1\u5f20  | u3d8\u6280\u672f\u5206\u4eab\" alt=\"Unity3D\u57fa\u7840API\u4e4bVector3 - \u7b2c1\u5f20  | u3d8\u6280\u672f\u5206\u4eab\" loading=\"lazy\" width=\"400\" height=\"266\" src=\"http:\/\/www.u3d8.com\/wp-content\/uploads\/2020\/09\/20170205204716894.png\" alt=\"\" class=\"wp-image-2120\" srcset=\"http:\/\/www.u3d8.com\/wp-content\/uploads\/2020\/09\/20170205204716894.png 400w, http:\/\/www.u3d8.com\/wp-content\/uploads\/2020\/09\/20170205204716894-300x200.png 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Vector3 \u9759\u6001\u65b9\u6cd5 1.Vector3.Angle()--\u4e24\u4e2a\u5411\u91cf\u4e4b\u95f4\u7684\u5939 &hellip; <a href=\"http:\/\/www.u3d8.com\/?p=2118\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[22],"tags":[],"_links":{"self":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts\/2118"}],"collection":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2118"}],"version-history":[{"count":3,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts\/2118\/revisions"}],"predecessor-version":[{"id":2122,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=\/wp\/v2\/posts\/2118\/revisions\/2122"}],"wp:attachment":[{"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2118"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.u3d8.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}