{"id":6351,"date":"2025-06-16T17:56:49","date_gmt":"2025-06-16T09:56:49","guid":{"rendered":"https:\/\/www.hightopo.com\/blog\/?p=6351"},"modified":"2025-06-16T17:56:49","modified_gmt":"2025-06-16T09:56:49","slug":"%e5%9b%be%e6%89%91%e8%bd%af%e4%bb%b6-3d-%e5%9c%ba%e6%99%af%e8%a7%86%e9%a2%91%e5%b5%8c%e5%85%a5%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.hightopo.com\/blog\/6351.html","title":{"rendered":"\u56fe\u6251\u8f6f\u4ef6 | 3D \u573a\u666f\u89c6\u9891\u5d4c\u5165\u5e94\u7528"},"content":{"rendered":"\n

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\u6548\u679c\u5c55\u793a<\/h1>\n\n\n\n

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\"\"<\/a><\/figure>\n\n\n\n

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    \"\"<\/a><\/figure>\n\n\n\n

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    WebView3d \u63d2\u4ef6\u5d4c\u5165<\/h2>\n\n\n\n
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    \"\"<\/a><\/figure>\n\n\n\n
    var dm = new ht.DataModel();\nvar g3d = new ht.graph3d.Graph3dView(dm);\ng3d.addToDOM()\n\n\n\/\/ \u521b\u5efa WebView3d \u8282\u70b9\uff0c\u6dfb\u52a0\u5230 dm \u4e2d\nvar videoNode = new ht.WebView3d();\nvideoNode.s3([200, 200, 1]);\ndm.add(videoNode);<\/code><\/pre>\n\n\n\n
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    videoNode.attachDOM(ht.Default.convertURL(\"assets\/ht-video2.mp4\"), 200);<\/code><\/pre>\n\n\n\n
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    \"\"<\/a><\/figure>\n\n\n\n
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    <\/p>\n
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    <\/p>\n
    <\/p>\n
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    <\/p>\n
    <\/p>\n
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    <\/p>\n
    <\/p>\n
    \"\"<\/a><\/figure>\n
    <\/p>\n
    <\/p>\n
    \u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u4e00\u540c\u63a2\u7a76\u5728 HT \u4e2d\u600e\u6837\u628a\u89c6\u9891\u5d4c\u5165\u573a\u666f\uff0c\u4e0b\u9762\u4f1a\u7ed9\u51fa 2 \u79cd\u5177\u4f53\u65b9\u6848\uff1a<\/p>\n
    <\/p>\n
    <\/p>\n
      \n
    1. \u4f7f\u7528\u89c6\u9891\u751f\u6210\u56fe\u7247\u8fdb\u884c\u5207\u6362\u3002<\/li>\n
    2. \u91c7\u7528 ht-webview3d.js \u63d2\u4ef6\u7684\u65b9\u5f0f\u5d4c\u5165\u3002<\/li>\n<\/ol>\n
      <\/p>\n
      <\/p>\n
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      <\/p>\n
      <\/p>\n
      \u751f\u6210\u89c6\u9891\u56fe\u7247<\/h2>\n
      <\/p>\n
      <\/p>\n
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      <\/p>\n
      <\/p>\n
      \"\"<\/a><\/figure>\n
      <\/p>\n
      <\/p>\n
      \u5229\u7528 canvas \u7ed8\u5236\u56fe\u7247\u65f6\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4e2d\u7684 _memoryCtx \u662f\u4e0e canvas \u76f8\u5173\u7684\u7ed8\u56fe\u4e0a\u4e0b\u6587\u3002<\/p>\n
      <\/p>\n
      <\/p>\n
      function registerImage(width, height,node) {\n    ht.Default.callLater(() => {\n        node._memoryCtx.clearRect(0, 0, width, height);\n        node._memoryCtx.drawImage(node._videoElement, 0, 0, width, height);\n        g3d.invalidateData(node);\n        registerImage(width, height,node);\n    });\n}<\/code><\/pre>\n
      <\/p>\n
      <\/p>\n
      \u521b\u5efa video \u5143\u7d20\u7528\u4e8e\u64ad\u653e\u89c6\u9891\uff0c\u540c\u65f6\u521b\u5efa canvas \u5143\u7d20\u7528\u4e8e\u7ed8\u5236\u6ce8\u518c\u56fe\u6807\uff0c\u7136\u540e\u5c06\u7ed8\u5236\u597d\u7684\u56fe\u6807\u8bbe\u7f6e\u5230\u76f8\u5e94\u8282\u70b9\u4e0a\u8fdb\u884c\u5c55\u793a\u3002<\/p>\n
      <\/p>\n
      <\/p>\n
      function video3dPlay(url, width, height, node) {\n    var video = document.createElement('video');\n    video.setAttribute(\"id\", \"video\");\n    video.setAttribute(\"controls\", \"controls\");\n    video.muted = true;\n    video.setAttribute('src', ht.Default.convertURL(url));\n    var memoryCanvas = document.createElement('canvas');\n\n\n    memoryCanvas.width = width;\n    memoryCanvas.height = height;\n    memoryCanvas.dynamic = true;\n\n\n    ht.Default.setImage('video', memoryCanvas);\n\n\n    node._memoryCtx = memoryCanvas.getContext('2d');\n    node._videoElement = video;\n    video.addEventListener('ended', function (e) {\n         video.play();\n    });\n    video.play(); \/\/ \u64ad\u653e\n    \/\/ video.load(); \/\/ \u5173\u95ed\n   \/\/ video.pause(); \/\/ \u6682\u505c\n\n\n    registerImage(width, height,node);\n    \n    \/\/ \u8bbe\u7f6e\u56fe\u6807\u81f3\u8282\u70b9\u7684 front.image\n    node.s({\n        'front.image': 'video'\n    });\n}<\/code><\/pre>\n
      <\/p>\n
      <\/p>\n
      \u521b\u5efa\u4e00\u4e2a\u573a\u666f\uff0c\u5e76\u5728\u8be5\u573a\u666f\u4e2d\u6dfb\u52a0\u7528\u4e8e\u64ad\u653e\u89c6\u9891\u7684\u8282\u70b9\u3002<\/p>\n
      <\/p>\n
      <\/p>\n
      var dm = new ht.DataModel();\nvar g3d = new ht.graph3d.Graph3dView(dm);\ng3d.addToDOM();\n\/\/\u4f7f\u7528 shape \u6a21\u62df\u66f2\u9762\u5c4f\nvar mpNode = new ht.Shape();\nmpNode.s3([94, 257, 501]);\nmpNode.setThickness(1)\nmpNode.setPoints([{\"x\":706.5226394664013,\"y\":-249.7478365643907},{\"x\":706.5226394664013,\"y\":-249.7478365643907},{\"x\":800.9003901097786,\"y\":-110.60100560287732,},{\"x\":801.0888811155728,\"y\":14.704495929240132},{\"x\":801.277372121367,\"y\":140.0099974613576,},{\"x\":707.2766034895778,\"y\":251.4741695640791},{\"x\":707.2766034895778,\"y\":251.4741695640791}]);\nmpNode.setSegments([1, 4, 4])\nmpNode.s({\n   \"all.visible\": false,\n   \"front.visible\": true\n})\ndm.add(mpNode);\n\n\nvideo3dPlay(\"assets\/ht-video.mp4\",mpNode.getLength(),mpNode.getTall(),mpNode);<\/code><\/pre>\n
      <\/p>\n
      <\/p>\n
      WebView3d \u63d2\u4ef6\u5d4c\u5165<\/h2>\n
      <\/p>\n
      <\/p>\n
      \u6b64\u65b9\u6cd5\u4f9d\u8d56\u4e8e ht-webview3d.js \u63d2\u4ef6\u3002\u9700\u5148\u5f15\u5165 HT \u8f6f\u4ef6\u5f00\u53d1\u5de5\u5177\u5305\uff08SDK\uff09\uff0c\u518d\u5f15\u5165\u8be5\u63d2\u4ef6\u3002\u901a\u8fc7\u4f7f\u7528 ht-webview3d.js \u63d2\u4ef6\uff0c\u80fd\u591f\u5c06 <\/strong>DOM <\/strong>\u8282\u70b9\u76f4\u63a5\u5d4c\u5165<\/strong> 3D <\/strong>\u573a\u666f<\/strong>\u4e2d\uff0c\u56e0\u6b64\u53ef\u4ee5\u628a video \u5143\u7d20\u5d4c\u5165\u573a\u666f\u8fdb\u884c\u5c55\u793a\u3002<\/p>\n
      <\/p>\n
      <\/p>\n
      \"\"<\/a><\/figure>\n
      <\/p>\n
      <\/p>\n
      var dm = new ht.DataModel();\nvar g3d = new ht.graph3d.Graph3dView(dm);\ng3d.addToDOM()\n\n\n\/\/ \u521b\u5efa WebView3d \u8282\u70b9\uff0c\u6dfb\u52a0\u5230 dm \u4e2d\nvar videoNode = new ht.WebView3d();\nvideoNode.s3([200, 200, 1]);\ndm.add(videoNode);<\/code><\/pre>\n
      <\/p>\n
      <\/p>\n
      ht.WebView3d \u8282\u70b9\u80fd\u591f\u76f4\u63a5\u5d4c\u5165\u94fe\u63a5\uff0c\u63d2\u4ef6\u5185\u90e8\u4f1a\u751f\u6210 iframe \u6765\u5d4c\u5165\u94fe\u63a5\u6240\u6307\u5411\u7684\u5185\u5bb9\uff0c\u4f8b\u5982\u53ef\u76f4\u63a5\u5d4c\u5165\u89c6\u9891\u94fe\u63a5\u4ee5\u5c55\u793a\u89c6\u9891\u3002<\/p>\n
      <\/p>\n
      <\/p>\n
      videoNode.attachDOM(ht.Default.convertURL(\"assets\/ht-video2.mp4\"), 200);<\/code><\/pre>\n
      <\/p>\n
      <\/p>\n
      \u4e5f\u53ef\u4ee5\u5728\u521b\u5efa video \u7684 DOM \u8282\u70b9\u540e\u63d2\u5165\u5230\u76f8\u5e94\u7684\u4f4d\u7f6e\uff0c\u65b9\u4fbf\u5bf9\u89c6\u9891\u7684\u64ad\u653e\u8fdb\u884c\u63a7\u5236\u3002<\/p>\n
      <\/p>\n
      <\/p>\n
      var video = document.createElement('video');\nvideo.setAttribute(\"controls\", \"controls\");\nvideo.play();\nvideo.addEventListener('ended', function (e) {\n    video.play();\n});\nvideo.setAttribute('src',ht.Default.convertURL(\"assets\/ht-video2.mp4\"));\nvideoNode .attachDOM(video, 200)<\/code><\/pre>\n
      <\/p>\n
      <\/p>\n
      \u4f7f\u7528\u6b64\u65b9\u6cd5\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cht-webview3d.js <\/strong>\u63d2\u4ef6\u63d2\u5165\u89c6\u9891\u65f6\u662f\u6dfb\u52a0<\/strong> DOM <\/strong>\u5143\u7d20\u7684\u65b9\u5f0f\u5b9e\u73b0\u7684<\/strong>\u3002\u56e0\u6b64\uff0c\u5f53\u573a\u666f\u8bbe\u7f6e\u4e86\u80cc\u666f\u989c\u8272\u65f6\uff0c\u8be5\u80cc\u666f\u989c\u8272\u4f1a\u8986\u76d6\u5728 ht.WebView3d \u751f\u6210\u7684 DOM \u8282\u70b9\u4e0a\uff0c\u5bfc\u81f4\u8282\u70b9\u5185\u7684\u5185\u5bb9\u65e0\u6cd5\u663e\u793a\u3002<\/p>\n
      <\/p>\n
      <\/p>\n
      \"\"<\/a><\/figure>\n
      <\/p>\n
      <\/p>\n
      \u603b\u7ed3<\/h1>\n
      <\/p>\n
      <\/p>\n
      \u5728\u4e0d\u65ad\u53d8\u5316\u7684\u6570\u5b57\u5a92\u4f53\u4e16\u754c\u4e2d\uff0c\u573a\u666f\u5d4c\u5165\u89c6\u9891\u4ee3\u8868\u7740\u672a\u6765\u7684\u53d1\u5c55\u8d8b\u52bf\u3002\u56fe\u6251\u8f6f\u4ef6\u5c06\u79ef\u6781\u628a\u63e1\u8fd9\u4e00\u8d8b\u52bf\uff0c\u5145\u5206\u5229\u7528\u8be5\u65b9\u6848\uff0c\u6301\u7eed\u6253\u9020\u7a81\u7834\u6027\u4f5c\u54c1\uff0c\u4ee5\u4e30\u5bcc\u591a\u5143\u3001\u9ad8\u5ea6\u5b9a\u5236\u7684\u4ea4\u4e92\u4f53\u9a8c\uff0c\u4e0d\u65ad\u5237\u65b0\u7528\u6237\u5bf9\u6570\u5b57\u53ef\u89c6\u5316\u5185\u5bb9\u7684\u60f3\u8c61\u4e0e\u671f\u5f85\uff01<\/p>\n
      <\/p>\n
      <\/p>\n
      \u66f4\u591a\u53ef\u89c6\u5316\u6848\u4f8b\uff1a\u56fe\u6251\u8f6f\u4ef6 – \u6784\u5efa\u5148\u8fdb 2D \u548c 3D \u53ef\u89c6\u5316\u6240\u9700\u8981\u7684\u4e00\u5207<\/a><\/p>\n
      <\/p>\n","protected":false},"author":2,"featured_media":6357,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[3,7,9,277,20,40,17,780,59,25,39,27,779],"_links":{"self":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts\/6351"}],"collection":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/comments?post=6351"}],"version-history":[{"count":1,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts\/6351\/revisions"}],"predecessor-version":[{"id":6358,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts\/6351\/revisions\/6358"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/media\/6357"}],"wp:attachment":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/media?parent=6351"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/categories?post=6351"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/tags?post=6351"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}