{"id":12327,"date":"2025-10-15T23:14:22","date_gmt":"2025-10-15T14:14:22","guid":{"rendered":"https:\/\/www.webcyou.com\/?p=12327"},"modified":"2025-10-15T23:14:22","modified_gmt":"2025-10-15T14:14:22","slug":"three-js-shadermaterial%e3%81%a7%e3%80%81%e3%83%96%e3%83%ac%e3%83%b3%e3%83%89%e3%82%b7%e3%82%a7%e3%82%a4%e3%83%97%ef%bc%88morphtarget%ef%bc%89%e3%82%a2%e3%83%8b%e3%83%a1%e3%83%bc%e3%82%b7%e3%83%a7","status":"publish","type":"post","link":"https:\/\/www.webcyou.com\/?p=12327","title":{"rendered":"Three.js &#8211; ShaderMaterial\u3067\u3001\u30d6\u30ec\u30f3\u30c9\u30b7\u30a7\u30a4\u30d7\uff08MorphTarget\uff09\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u5bfe\u5fdc"},"content":{"rendered":"\n<p>\u3046\u3049\u3002<\/p>\n<p>\u8d85\u4e45\u3005\u306b\u8a18\u4e8b\u3092\u66f8\u304f\u3088\u3046\u306a\u3002\u3002<\/p>\n<p>\u6c17\u304c\u3064\u3051\u30702\u30f6\u6708\u3082\u7a7a\u3044\u305f\u306e\u304b\u3002<\/p>\n<p>\u305d\u306e\u9593\u3001\u8272\u3005\u3084\u3063\u305f\u6c17\u304c\u3059\u308b\u306a\u3041\u3002\u3002<\/p>\n<p><strong>Rust \u00d7 Tauri\u3067\u304c\u3063\u3064\u308aGUI\u30c4\u30fc\u30eb<\/strong>\u4f5c\u3063\u305f\u308a\u3001\u30d5\u30a1\u30df\u30ea\u30fc\u30c7\u30fc\u306e\u305f\u3081\u306b\u5b50\u4f9b\u3067\u3082\u904a\u3079\u308b\u30b2\u30fc\u30e0\u306e\u305f\u3081<strong>\u30e9\u30ba\u30d1\u30a4\uff15\u7528\u3044\u3066 BLE\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong>\u4f5c\u3063\u305f\u308a\u3001Unity\u3067\u4f7f\u7528\u3059\u308bFBX\u30d5\u30a1\u30a4\u30eb\u3092<strong>glTF\/ glb\u306b\u5909\u63db\u3057\u3066Three .js\u7528\u3044\u3066\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0<\/strong>\u3092\u884c\u3063\u305f\u308a\u3068\u3002\u3002\u3002<!-- notionvc: 9f680911-9c8c-4a93-8d88-73b8b95e0d6e --><\/p>\n<p>\u8af8\u3005\u3001\u8a18\u4e8b\u306b\u3057\u3088\u3046\u3068\u601d\u3063\u3066\u3044\u305f\u3089\u3082\u30462\u30f6\u6708\u3067\u3059\u3088\u3002\u304a\u305d\u30ed\u30b7\u30a2\u3002<\/p>\n<p>\u3067\u3082\u3001\u4eca\u56de\u306f\u6b8b\u3057\u305f\u3044\u306a\u3068\u601d\u3044\u3001\u91cd\u3044\u8170\u3068\u30d6\u30e9\u30a6\u30b6\u3092\uff08\u305d\u3093\u306a\u6642\u4ee3\u3067\u306f\u306a\u3044\uff09\u7acb\u3061\u4e0a\u3052\u8a18\u4e8b\u3092\u66f8\u3053\u3046\u3068\u3002<\/p>\n<p>\u306a\u3093\u3067\u66f8\u3053\u3046\u3068\u601d\u3063\u305f\u304b\uff1f\u3067\u3059\u304c\u3001<strong>\u300c\u7d50\u69cb\u30cf\u30de\u3063\u305f\u300d<\/strong>\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u3084\u3089\u308c\u307e\u3057\u305f\u3002\u304a\u9670\u69d8\u3067ShaderMaterial\u3082GLSL Shader\u3082\u3059\u3063\u304b\u308a\u4ef2\u826f\u304f\u306a\u308c\u305f\u6c17\u304c\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u3046\u3001\u8868\u984c\u3067\u3082\u3042\u308b\u3088\u3046\u306b\u300c<strong>ShaderMaterial\u3067\u3001\u30d6\u30ec\u30f3\u30c9\u30b7\u30a7\u30a4\u30d7\uff08MorphTarget\uff09\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u5bfe\u5fdc<\/strong>\u300d\u3057\u3088\u3046\u3068\u3057\u305f\u3089\u3084\u305f\u3089\u6ec5\u591a\u3068\u3076\u3064\u304b\u3063\u305f\u8a33\u3067\u3059\u3002<\/p>\n<p>\u00a0<\/p>\n<h4>FBX\u30d5\u30a1\u30a4\u30eb\u3092glTF\/ glb\u306b\u5909\u63db<a class=\"zReHs\" href=\"https:\/\/note.com\/omakazu\/n\/n61722e3b6bcc\" data-ved=\"2ahUKEwjclYLIoaaQAxWZyzQHHRJSKW4QFnoECBgQAQ\"><br \/><\/a><\/h4>\n<p>\u4f55\u306f\u3068\u3082\u3042\u308c\u3067\u3059\u3088\u3002<\/p>\n<p>FBX\u30e2\u30c7\u30eb\u30c7\u30fc\u30bf\u3092\u30a6\u30a7\u30d6\u3067\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3001glTF\/ glb\u306b\u5909\u63db\u3057\u3088\u3046\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304b\u3002<\/p>\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u4ee5\u524d\u66f8\u3044\u305f\u8a18\u4e8b\u306e\u300c<a href=\"https:\/\/www.webcyou.com\/?p=11821\">\u6c4e\u7528 3D mesh\/model viewer\u3092\u6c42\u3081\u3002\u3068\u3001\u7c21\u5358\u306b\u3001FBX\u30d5\u30a1\u30a4\u30eb\u3092glTF\uff08glb\uff09\u306b\u5909\u63db\u30c4\u30fc\u30eb\u3092\u6c42\u3081\u3002<\/a>\u300d\u3067\u3001\u66f8\u3044\u305f\u69d8\u306b\u300c<a class=\"color-fg-default\" href=\"https:\/\/github.com\/facebookincubator\/FBX2glTF\" data-pjax=\"#repo-content-pjax-container\" data-turbo-frame=\"repo-content-turbo-frame\">FBX2glTF<\/a>\u300d\u3092\u7528\u3044\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n<p>\u00a0<\/p>\n<div class=\"markdown-heading\" dir=\"auto\">\n<h3 class=\"heading-element\" dir=\"auto\" tabindex=\"-1\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n<a id=\"user-content-\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb-1\" class=\"anchor\" href=\"https:\/\/github.com\/cocone-private\/wg-c3d-ts#%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB-1\" aria-label=\"Permalink: \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\"><\/a><\/div>\n<p dir=\"auto\"><a href=\"https:\/\/github.com\/facebookincubator\/FBX2glTF\/releases\/tag\/v0.9.7\">\u3053\u3061\u3089<\/a>\u304b\u3089\u74b0\u5883\u306b\u3042\u3063\u305f\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p dir=\"auto\">\u4f8b\u3067\u3001Mac\u3060\u3068\u300c<strong>FBX2glTF-darwin-x64<\/strong>\u300d\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p dir=\"auto\">\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u5b8c\u4e86\u3057\u305f\u3089\u3001\u5b9f\u884c\u6a29\u9650\u3092\u4ed8\u4e0e\u3057\u3001\u30d1\u30b9\u306e\u901a\u3063\u305f\u4efb\u610f\u306e\u30d5\u30a9\u30eb\u30c0\uff08\/usr\/local\/bin \u3084\u3001~\/bin\uff09\u306b\u914d\u7f6e\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\">chmod +x ~\/Downloads\/FBX2glTF-darwin-x64<\/pre>\n<p dir=\"auto\"><span style=\"color: initial; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif; font-size: revert; white-space-collapse: preserve;\">\u305d\u306e\u969b\u3001\u4f7f\u3044\u3084\u3059\u3044\u69d8\u306bRename\u3092\u884c\u3044\u307e\u3059\u3002<\/span><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\">sudo mv FBX2glTF-darwin-x64 \/usr\/local\/bin\/FBX2glTF<\/pre>\n<div class=\"notranslate ESMNde HGLrXd ojE3Fb\">\n<div class=\"q0vns\">\n<div class=\"eqA2re UnOTSe Vwoesf\" aria-hidden=\"true\">\n<p dir=\"auto\">\u7c21\u5358\u3067\u3059\u306d\u3002\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5b8c\u4e86\u3067\u3059\u3002\u30bf\u30fc\u30df\u30ca\u30eb\u306a\u3069\u3067\u300c<strong>FBX2glTF<\/strong>\u300d\u30b3\u30de\u30f3\u30c9\u3067\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<div class=\"markdown-heading\" dir=\"auto\">\n<h5 class=\"heading-element\" dir=\"auto\" tabindex=\"-1\">\u57fa\u672c\u30b3\u30de\u30f3\u30c9<\/h5>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\">FBX2glTF -i model.fbx -b<\/pre>\n<ul dir=\"auto\">\n<li>-i \u2026 \u5165\u529b\u30d5\u30a1\u30a4\u30eb<\/li>\n<li>-b \u2026 \u30d0\u30a4\u30ca\u30ea\u5f62\u5f0f\u3067\u51fa\u529b (.glb)<\/li>\n<li>-o \u2026 \u51fa\u529b\u30d5\u30a1\u30a4\u30eb\u540d\u3084\u30d5\u30a9\u30eb\u30c0\u6307\u5b9a<\/li>\n<\/ul>\n<div class=\"snippet-clipboard-content notranslate position-relative overflow-auto\">\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\">FBX2glTF -i model.fbx -b -o output.glb<\/pre>\n<\/div>\n<p dir=\"auto\">\u3053\u308c\u3067 JSON\u5f62\u5f0f\u306e .gltf \u3067\u306f\u306a\u304f\u3001\u5358\u4e00\u30d0\u30a4\u30ca\u30ea\u306e .glb \u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<div class=\"markdown-heading\" dir=\"auto\">\u00a0<\/div>\n<div class=\"markdown-heading\" dir=\"auto\">\n<h5 class=\"heading-element\" dir=\"auto\" tabindex=\"-1\">\u4ed6\u306e\u4fbf\u5229\u30aa\u30d7\u30b7\u30e7\u30f3<\/h5>\n<a id=\"user-content-\u4ed6\u306e\u4fbf\u5229\u30aa\u30d7\u30b7\u30e7\u30f3\" class=\"anchor\" href=\"https:\/\/github.com\/cocone-private\/wg-c3d-ts#%E4%BB%96%E3%81%AE%E4%BE%BF%E5%88%A9%E3%82%AA%E3%83%97%E3%82%B7%E3%83%A7%E3%83%B3\" aria-label=\"Permalink: \u4ed6\u306e\u4fbf\u5229\u30aa\u30d7\u30b7\u30e7\u30f3\"><\/a><\/div>\n<ul dir=\"auto\">\n<li>&#8211;binary \u307e\u305f\u306f -b \u2026 GLB\u5f62\u5f0f\u3067\u51fa\u529b<\/li>\n<li>&#8211;embed \u2026 .gltf \u306b\u30d0\u30a4\u30ca\u30ea\u3084\u753b\u50cf\u3092\u57cb\u3081\u8fbc\u3080\uff08JSON + base64\u4e00\u4f53\u578b\uff09<\/li>\n<li>&#8211;verbose \u2026 \u8a73\u7d30\u30ed\u30b0<\/li>\n<li>&#8211;draco \u2026 Draco\u5727\u7e2e<\/li>\n<\/ul>\n<h5>\u9762\u5012\u306a\u306e\u3067\u30c4\u30fc\u30eb\u3067\u4e00\u62ec\u5909\u63db\u3057\u3088\u3046<\/h5>\n<p>\u30eb\u30fc\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u6307\u5b9a\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u7d22\u3057\u3066\u5909\u63db\u3059\u308b\u3088\u3046\u306bshell script\u3092\u7528\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\">#!\/bin\/bash\n\n# === \u4f7f\u3044\u65b9 ===\n# .\/convert_fbx.sh \/path\/to\/search\/root\n# =================\n\n# \u30eb\u30fc\u30c8\u30d1\u30b9\u3092\u5f15\u6570\u304b\u3089\u53d6\u5f97\nROOT_PATH=\"$1\"\n\n# \u5f15\u6570\u304c\u7a7a\u306a\u3089\u30a8\u30e9\u30fc\nif [ -z \"$ROOT_PATH\" ]; then\n  echo \"\u4f7f\u7528\u65b9\u6cd5: $0 &lt;\u63a2\u7d22\u30eb\u30fc\u30c8\u30d1\u30b9&gt;\"\n  exit 1\nfi\n\n# \u6307\u5b9a\u3055\u308c\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u5b58\u5728\u3059\u308b\u304b\u78ba\u8a8d\nif [ ! -d \"$ROOT_PATH\" ]; then\n  echo \"\u30a8\u30e9\u30fc: \u6307\u5b9a\u3057\u305f\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u304c\u5b58\u5728\u3057\u307e\u305b\u3093: $ROOT_PATH\"\n  exit 1\nfi\n\n# \u518d\u5e30\u7684\u306b .fbx \u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u7d22\u3057\u3066\u51e6\u7406\nfind \"$ROOT_PATH\" -type f -name \"*.fbx\" | while read -r fbx_file; do\n  # \u51fa\u529b\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u3092\u6c7a\u5b9a\uff08.fbx \u2192 .glb \u306b\u7f6e\u304d\u63db\u3048\uff09\n  output_file=\"${fbx_file%.fbx}.glb\"\n\n  echo \"\u5909\u63db\u4e2d: $fbx_file\"\n  echo \"\u51fa\u529b\u5148: $output_file\"\n\n  # \u540c\u968e\u5c64\u306b .glb \u3092\u51fa\u529b\n  FBX2glTF -i \"$fbx_file\" -b -o \"$output_file\"\n\n  echo \"\u5b8c\u4e86: $(basename \"$output_file\")\"\n  echo \"-----------------------------\"\ndone\n\necho \"\u5168\u3066\u306eFBX\u30d5\u30a1\u30a4\u30eb\u306e\u5909\u63db\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002\"<\/pre>\n<p>\u00a0<\/p>\n<p>\u4e0a\u8a18\u306escript\u7528\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u69d8\u306b\u4efb\u610f\u306e\u5b9f\u884c\u30eb\u30fc\u30c8\u30d1\u30b9\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u4e00\u62ec\u5909\u63db\u304c\u884c\u3048\u307e\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">convert_fbx.sh .\/path\/to\/target_root<\/pre>\n<p>\u3055\u3066\u4e0b\u3054\u3057\u3089\u3048\u306f\u7d42\u308f\u308a\u3067\u3001\u3044\u3088\u3044\u3088\u672c\u984c\u3067\u3059\u3002<\/p>\n<h4>\u00a0<\/h4>\n<h4>ShaderMaterial<\/h4>\n<p>\u305d\u3082\u305d\u3082\u306a\u3093\u3067ShaderMaterial\u3092\u4f7f\u7528\u3059\u308b\u304b\u3067\u3059\u304c\u3001\u3059\u3067\u306bUnity\u3067\u5236\u4f5c\u3092\u9032\u3081\u3066\u3044\u308b\u65b9\u3067Shader\u3092\u7528\u3044\u305f\u8272\u66ff\u3048\u306a\u3069\u306e\u51e6\u7406\u3092\u884c\u3063\u3066\u3044\u308b\u305f\u3081\u3001GLSL Shader\u3092\u4f5c\u6210\u3057ShaderMaterial\u3067\u30de\u30c6\u30ea\u30a2\u30eb\u5316\u3092\u884c\u3063\u305f\u8a33\u3067\u3001fbx\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306a\u3069\u3082\u9069\u5fdc\u3055\u305b\u305fShaderMaterial\u4f5c\u6210\u306f\u3053\u3093\u306a\u611f\u3058\u3067\u53ce\u307e\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"typescript\">return new THREE.ShaderMaterial({\n    uniforms,\n    vertexShader,\n    fragmentShader,\n    transparent: blended,\n    alphaTest: cutout ? (matInfo.CutoutThreshold ?? 0) : 0,\n    depthWrite: !blended\n} as any)<\/pre>\n<p>\u00a0<\/p>\n<p><strong>\u30d6\u30ec\u30f3\u30c9\u30b7\u30a7\u30a4\u30d7\uff08MorphTarget\uff09\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3060\u3051\u307e\u3060\u9069\u5fdc\u3055\u308c\u3066\u3044\u306a\u304f<\/strong>\u3001\u9069\u5fdc\u3059\u308b\u305f\u3081\u306bChatGPT\u3068\u76f8\u8ac7\u3057\u3066\u9032\u3081\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001ShaderMaterial\u3067\u30d6\u30ec\u30f3\u30c9\u30b7\u30a7\u30a4\u30d7\uff08MorphTarget\uff09\u3092\u9069\u5fdc\u3055\u305b\u308b\u306b\u306f\u3001\u3053\u3093\u306a\u611f\u3058\u3067\u3042\u308b\u7a0b\u5ea6Shader\u4f5c\u6210\u304c\u5fc5\u8981\u306b\u306a\u308b\u3063\u3066\u8a00\u3046\u3093\u3067\u3059\u3088\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">const mat = new THREE.ShaderMaterial({\n  uniforms: { ... },\n  vertexShader,\n  fragmentShader,\n  defines: { USE_MORPHTARGETS: '' },\n  morphTargets: true,           \n});<\/pre>\n<p>\u305d\u306e\u4ed6\u306b\u3082<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"typescript\">\/\/ defines\u306e\u7d99\u627f\u3082\u52e7\u3081\u3089\u308c\u305f\u308a\u3002\u3002\nconst material = new THREE.ShaderMaterial({\n  uniforms: { ... },\n  vertexShader,\n  fragmentShader,\n  defines: {\n    ...(defines ?? {}),\n    USE_MORPHTARGETS: '',\n  },\n  morphTargets: true,   \n});<\/pre>\n<p>morphTargets: true\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u304b\u3001IntelliJ\u3067\u5b9a\u7fa9\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u3057\u3002\u3002<\/p>\n<p>\u30b7\u30a7\u30fc\u30c0\u30fc\u5074\u306f\u3053\u306e\u3088\u3046\u306a\u6d41\u308c\u3002<\/p>\n<p><strong>\u25a0 MorphTarget \u5c5e\u6027\u3092\u53d7\u3051\u53d6\u308b<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">#ifdef USE_MORPHTARGETS\n  attribute vec3 morphTarget0;\n  attribute vec3 morphTarget1;\n  attribute vec3 morphTarget2;\n  attribute vec3 morphTarget3;\n  uniform float morphTargetInfluences[8];\n#endif\n<\/pre>\n<p><strong>\u25a0 \u9802\u70b9\u4f4d\u7f6e\u3092\u52a0\u7b97\u3059\u308b<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">#ifdef USE_MORPHTARGETS\n  transformed += (morphTarget0 - position) * morphTargetInfluences[0];\n  transformed += (morphTarget1 - position) * morphTargetInfluences[1];\n  transformed += (morphTarget2 - position) * morphTargetInfluences[2];\n  transformed += (morphTarget3 - position) * morphTargetInfluences[3];\n#endif\n<\/pre>\n<p>\u00a0<\/p>\n<p>\u30cd\u30c3\u30c8\u3067\u691c\u7d22\u3057\u3066\u3082\u305d\u3093\u306a\u611f\u3058\u3067\u898b\u3064\u304b\u308b\u3057\u3001\u3053\u306e\u8fba\u306e\u30bd\u30fc\u30b9\u3092\u9069\u5fdc\u3057\u3066\u3082<\/p>\n<p><a href=\"https:\/\/github.com\/zeux\/three.js\/blob\/18593e6cc1a2861f9e66b3e51957c1ccc8d4917f\/src\/renderers\/shaders\/ShaderChunk\/morphtarget_vertex.glsl.js\" target=\"_blank\" rel=\"noopener\">morphtarget_vertex.glsl.js<\/a><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">export default \/* glsl *\/`\n#ifdef USE_MORPHTARGETS\n\n    \/\/ morphTargetBaseInfluence is set based on BufferGeometry.morphTargetsRelative value:\n    \/\/ When morphTargetsRelative is false, this is set to 1 - sum(influences); this results in position = sum((target - base) * influence)\n    \/\/ When morphTargetsRelative is true, this is set to 1; as a result, all morph targets are simply added to the base after weighting\n    transformed *= morphTargetBaseInfluence;\n    transformed += morphTarget0 * morphTargetInfluences[ 0 ];\n    transformed += morphTarget1 * morphTargetInfluences[ 1 ];\n    transformed += morphTarget2 * morphTargetInfluences[ 2 ];\n    transformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\n    #ifndef USE_MORPHNORMALS\n\n    transformed += morphTarget4 * morphTargetInfluences[ 4 ];\n    transformed += morphTarget5 * morphTargetInfluences[ 5 ];\n    transformed += morphTarget6 * morphTargetInfluences[ 6 ];\n    transformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\n    #endif\n\n#endif\n`;<\/pre>\n<p>\u8272\u3005\u3084\u3063\u305f\u304c\u3001\u306a\u3093\u304b\u610f\u56f3\u3057\u3066\u3044\u306a\u3044\u5f62\u3067\u79fb\u52d5\u3084\u5909\u5f62\u304c\u884c\u308f\u308c\u308b\u3002<\/p>\n<p>\u8907\u6570\u30e1\u30c3\u30b7\u30e5\u7d44\u3067\u8907\u6570\u30de\u30c6\u30ea\u30a2\u30eb\u306e\u7d44\u3092\u4f5c\u3063\u3066\u3044\u305f\u308a\u3059\u308b\u306e\u3067\u3001\u3053\u3093\u306a\u611f\u3058\u3067\u4fee\u6b63\u304c\u5fc5\u8981\u3063\u3066\u3082\u8a00\u3063\u3066\u6765\u308b\u3057\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"typescript\">const mat = hasMorph || hasSkin ? baseMaterial.clone() : baseMaterial;\nmat.morphTargets = hasMorph;\nmat.skinning = hasSkin;\nmat.defines = {\n  ...(baseMaterial.defines || {}),\n  ...(hasMorph ? { USE_MORPHTARGETS: '' } : {}),\n  ...(hasSkin ? { USE_SKINNING: '' } : {}),\n};\nmat.uniforms = THREE.UniformsUtils.clone(baseMaterial.uniforms);\nmat.needsUpdate = true;<\/pre>\n<p>\u3057\u304b\u3082\u3001Animator\u3082Transform\u3068MorphTarget\u3082\u5206\u3051\u305f\u65b9\u304c\u826f\u3044\u306a\u3069\u3068ChatGPT\u306f\u8a00\u3063\u3066\u6765\u308b\u306e\u3067\u5bfe\u5fdc\u3057\u3066\u3044\u305f\u3089Animator\u3082\u7d50\u69cb\u30ab\u30aa\u30b9\u306a\u611f\u3058\u306b\u3002\u3002\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"typescript\">\/\/ \u3053\u3061\u3089\u3067\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001\nadditiveClip.blendMode = THREE.AdditiveAnimationBlendMode\n\n\/\/ \u901a\u5e38\u30dc\u30fc\u30f3\u3068\u30de\u30fc\u30b8\u3057\u3066\u307f\u305f\u308a\nconst additiveClip = THREE.AnimationUtils.makeClipAdditive(\n\n\/\/ \u30fb\u540d\u524d\u306b \"Blend\" \u3092\u542b\u3080 \u30fbmorphTrack \u304c\u5b58\u5728\u3059\u308b track\u306f\u5225\u306eAnimationClip\u3067\u4f5c\u6210\u3057\u305f\u308a\nconst morphClip = new THREE.AnimationClip(clip.name, clip.duration, morphTracks)<\/pre>\n<p>\u539f\u56e0\u306f\u4ed6\u306b\u3042\u308a\u3001GPU \u306b attribute \u304c\u5c4a\u3044\u3066\u306a\u3044\u306e\u304b\uff1f Morph \u3092\u6301\u3064Mesh\u306f\u3001\u72ec\u81ea\u306e ShaderMaterial \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u6301\u305f\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\uff1f\u306a\u3069\u306a\u3069ChatGPT\u306b\u8cea\u554f\u3057\u305f\u3089\u300c\u305d\u308c\u304c\u539f\u56e0\u3060\u306d\u300d\u3068\u5e38\u306b\u539f\u56e0\u3092\u6c7a\u3081\u3064\u3051\u3066\u304f\u308c\u308b\u304c\u3001\u5168\u90e8\u8a66\u3059\u304c\u5168\u7136\u3046\u307e\u304f\u3044\u304b\u305a\u3001\u8272\u3005\u8003\u3048\u3066\u307e\u3057\u305f\u304c\u3001<\/p>\n<p>\u7121\u7406\u3084\u308a\u3001StandardMaterial\u3092\u9069\u5fdc\u3059\u308b\u3068\u610f\u56f3\u3057\u305f\u52d5\u304d\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001<\/p>\n<p>\u305d\u3082\u305d\u3082\u3001Shader\u3060\u3051\u304c\u539f\u56e0\u3067\u306f\u306a\u3044\u304b\u3068\u63a2\u3063\u3066\u3044\u304f\u4e2d\u3001babylonjs\u304c\u63d0\u4f9b\u3057\u3066Google Chrome\u62e1\u5f35\u306e<a href=\"https:\/\/spector.babylonjs.com\/\" target=\"_blank\" rel=\"noopener\">Spector.js<\/a>\u3092\u4f7f\u3044\u3001\u610f\u56f3\u3057\u305f\u52d5\u304d\u3068\u306a\u308bStandardMaterial\u7528\u3044\u305f\u3068\u304d\u306e\u30c9\u30ed\u30fc\u30b3\u30fc\u30eb\u3092\u78ba\u8a8d\u3057\u3066\u3044\u308b\u3068\u3001\u3064\u3044\u306b\u898b\u3064\u3051\u305f\u306e\u3067\u3059\uff01<\/p>\n<p>\u3053\u308c\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">#ifdef USE_MORPHTARGETS\n    attribute vec3 morphTarget0;\n    attribute vec3 morphTarget1;\n    attribute vec3 morphTarget2;\n    attribute vec3 morphTarget3;\n    #ifdef USE_MORPHNORMALS\n        attribute vec3 morphNormal0;\n        attribute vec3 morphNormal1;\n        attribute vec3 morphNormal2;\n        attribute vec3 morphNormal3;\n    #else\n        attribute vec3 morphTarget4;\n        attribute vec3 morphTarget5;\n        attribute vec3 morphTarget6;\n        attribute vec3 morphTarget7;\n    #endif\n#endif\n\n#ifdef USE_MORPHTARGETS\n    #ifndef USE_INSTANCING_MORPH\n        uniform float morphTargetBaseInfluence;\n        uniform float morphTargetInfluences[MORPHTARGETS_COUNT];\n    #endif\n    uniform sampler2DArray morphTargetsTexture;\n    uniform ivec2 morphTargetsTextureSize;\n    vec4 getMorph(const in int vertexIndex, const in int morphTargetIndex, const in int offset) {\n        int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n        int y = texelIndex \/ morphTargetsTextureSize.x;\n        int x = texelIndex - y * morphTargetsTextureSize.x;\n        ivec3 morphUV = ivec3(x, y, morphTargetIndex);\n        return texelFetch(morphTargetsTexture, morphUV, 0);\n    }\n#endif\n\nvarying vec2 vUv;\nvarying vec3 vNormal;\nvarying vec3 vViewDir;\n\nvoid main() {\n    vUv = uv;\n    vec3 transformed = position;\n\n    #ifdef USE_MORPHTARGETS\n        transformed *= morphTargetBaseInfluence;\n        for (int i = 0; i &lt; MORPHTARGETS_COUNT; i++) {\n            if ( morphTargetInfluences[i] != 0.0) transformed += getMorph(gl_VertexID, i, 0).xyz * morphTargetInfluences[i];\n        }\n    #endif\n\n....\n<\/pre>\n<p>\u00a0<\/p>\n<p>\u3053\u308c\u3067\u3059\u3079\u3066\u304c\u89e3\u6c7a\u3002<\/p>\n<p>USE\u306e\u5b9a\u7fa9\u3082\u5fc5\u8981\u306a\u3044\u3057\u3002\u3002<\/p>\n<p>\u305a\u3063\u3063\u3063\u3063\u3063\u3068ChatGPT\u306f\u5618\uff08\u5618\u3067\u306f\u306a\u3044\u304c\uff09\u8a00\u3063\u3066\u304f\u308b\u3057\u3002\u3002<\/p>\n<p>ChatGPT\u304c\u7b54\u3048\u3092\u51fa\u305b\u305a\u307e\u307e\u3001\u89e3\u6c7a\u3057\u305f\u306e\u3067\u52dd\u624b\u306bAI\u306b\u52dd\u3063\u305f\u65e5\u3068\u3059\u308b\u3002<\/p>\n<p>AI\u306b\u983c\u308b\u306e\u3082\u3044\u3044\u304c\u3001\u5927\u4e8b\u306a\u306e\u306f\u300c<strong>\u4eca\u3001\u4f55\u304c\u8d77\u304d\u3066\u3044\u3066\u306a\u3093\u3067\u305d\u3046\u306a\u3063\u3066\u3044\u308b\u306e\u304b<\/strong>\u300d\u3092\u628a\u63e1\u3059\u308b\u306e\u304c\u975e\u4e0a\u306b\u5927\u4e8b\u3060\u3068\u601d\u3063\u305f\u4eca\u65e5\u3053\u306e\u3054\u308d\u3067\u3057\u305f\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u5c11\u3005\u6642\u9593\u3092\u4f7f\u3063\u3066\u3057\u307e\u3063\u305f\u3002\u3002<\/p>\n<p>\u3067\u306f\u3067\u306f\u3041\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3046\u3049\u3002 \u8d85\u4e45\u3005\u306b\u8a18\u4e8b\u3092\u66f8\u304f\u3088\u3046\u306a\u3002\u3002 \u6c17\u304c\u3064\u3051\u30702\u30f6\u6708\u3082\u7a7a\u3044\u305f\u306e\u304b\u3002 \u305d\u306e\u9593\u3001\u8272\u3005\u3084\u3063\u305f\u6c17\u304c\u3059\u308b\u306a\u3041\u3002\u3002 Rust \u00d7 Tauri\u3067\u304c\u3063\u3064\u308aGUI\u30c4\u30fc\u30eb\u4f5c\u3063\u305f\u308a\u3001\u30d5\u30a1\u30df\u30ea\u30fc\u30c7\u30fc\u306e\u305f\u3081\u306b\u5b50\u4f9b\u3067\u3082\u904a\u3079\u308b\u30b2\u30fc\u30e0\u306e\u305f\u3081\u30e9\u30ba\u30d1\u30a4\uff15 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12331,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[339,376,378,377,176,47,380,379,375,45,178,78,118],"class_list":["post-12327","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","tag-3d","tag-fbx","tag-glb","tag-gltf","tag-html5","tag-javascript-2","tag-material","tag-shadermaterial","tag-threejs","tag-web","tag-178","tag-78","tag-118"],"_links":{"self":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/12327","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12327"}],"version-history":[{"count":4,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/12327\/revisions"}],"predecessor-version":[{"id":12332,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/12327\/revisions\/12332"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/media\/12331"}],"wp:attachment":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12327"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12327"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12327"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}