{"id":75,"date":"2026-02-22T22:42:38","date_gmt":"2026-02-22T14:42:38","guid":{"rendered":"http:\/\/81.68.81.149\/?p=75"},"modified":"2026-02-22T22:43:30","modified_gmt":"2026-02-22T14:43:30","slug":"vrm-%e5%a4%b4%e9%83%a8%e8%b7%9f%e8%b8%aa%e5%8a%9f%e8%83%bd%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"http:\/\/81.68.81.149\/index.php\/2026\/02\/22\/vrm-%e5%a4%b4%e9%83%a8%e8%b7%9f%e8%b8%aa%e5%8a%9f%e8%83%bd%e5%ae%9e%e7%8e%b0\/","title":{"rendered":"VRM \u5934\u90e8\u8ddf\u8e2a\u529f\u80fd\u5b9e\u73b0"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6982\u8ff0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">VRM \u5934\u90e8\u8ddf\u8e2a\u529f\u80fd\u5b9e\u73b0\u4e86\u300c\u773c\u775b\u6ce8\u89c6 + \u5934\/\u8116\u5b50\u8f6c\u52a8\u300d\u8ddf\u8e2a\u9f20\u6807\u5149\u6807\u7684\u6548\u679c\u3002\u7cfb\u7edf\u91c7\u7528 <strong>\u53cc\u901a\u9053\u67b6\u6784<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u901a\u9053 A\uff08\u773c\u775b\uff09<\/strong>\uff1a\u9ad8\u7075\u654f\u3001\u4f4e\u5ef6\u8fdf \u2192 \u901a\u8fc7 <code>vrm.lookAt.target<\/code> \u9a71\u52a8<\/li>\n\n\n\n<li><strong>\u901a\u9053 B\uff08\u5934\u90e8\uff09<\/strong>\uff1a\u8f83\u6162\u60ef\u6027\u3001\u5e73\u6ed1\u8fd0\u52a8 \u2192 \u901a\u8fc7 neck\/head \u9aa8\u9abc\u52a0\u6210\u65cb\u8f6c\u9a71\u52a8<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ed8\u8ba4\u59cb\u7ec8\u542f\u7528\uff0c\u65e0 UI \u5f00\u5173\u3002\u82e5 VRM \u6a21\u578b\u4e0d\u652f\u6301\u76f8\u5173\u9aa8\u9abc \/ LookAt \u5219\u81ea\u52a8\u964d\u7ea7\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6587\u4ef6\u7ed3\u6784<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6587\u4ef6<\/th><th>\u804c\u8d23<\/th><\/tr><\/thead><tbody><tr><td><code>static\/vrm-cursor-follow.js<\/code><\/td><td>\u6838\u5fc3\u63a7\u5236\u5668\uff0c\u53cc\u901a\u9053\u8ddf\u8e2a\u903b\u8f91\u3001One-Euro \u6ee4\u6ce2\u3001\u9aa8\u9abc\u65cb\u8f6c<\/td><\/tr><tr><td><code>static\/vrm-manager.js<\/code><\/td><td>\u6e32\u67d3\u5faa\u73af\u96c6\u6210\uff0c\u8c03\u7528 <code>updateTarget<\/code> \/ <code>applyHead<\/code><\/td><\/tr><tr><td><code>static\/vrm-core.js<\/code><\/td><td>VRM \u7248\u672c\u68c0\u6d4b\uff08<code>detectVRMVersion<\/code>\uff09\uff0c\u5f71\u54cd\u524d\u65b9\u5411\u5224\u65ad<\/td><\/tr><tr><td><code>static\/vrm-animation.js<\/code><\/td><td>\u52a8\u753b\u64ad\u653e\u7cfb\u7edf\uff0c\u63d0\u4f9b <code>isIdleAnimation<\/code> \u6807\u5fd7\u4f9b\u6743\u91cd\u5224\u65ad<\/td><\/tr><tr><td><code>static\/vrm-interaction.js<\/code><\/td><td>\u4ea4\u4e92\u7cfb\u7edf\uff08\u62d6\u62fd\/hover\uff09\uff0c\u63d0\u4f9b <code>isDragging<\/code> \u4f9b\u6743\u91cd\u5224\u65ad<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6838\u5fc3\u7c7b\uff1aCursorFollowController<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u751f\u547d\u5468\u671f<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>init(vrmManager)\n  \u2192 \u6bcf\u5e27 updateTarget(delta) + applyHead(delta)\n  \u2192 reset()\uff08\u5207\u6362\u6a21\u578b\uff09\n  \u2192 destroy()\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u521d\u59cb\u5316\u6d41\u7a0b\uff08<code>init<\/code>\uff09<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u521b\u5efa <code>eyesTarget<\/code>\uff08<code>THREE.Object3D<\/code>\uff09\uff0c\u52a0\u5165\u573a\u666f<\/li>\n\n\n\n<li>\u8ba1\u7b97\u521d\u59cb\u4f4d\u7f6e\uff1a\u5934\u90e8\u4e16\u754c\u5750\u6807 + \u76f8\u673a\u65b9\u5411 \u00d7 <code>lookAtDistance<\/code><\/li>\n\n\n\n<li>\u9884\u5206\u914d\u6240\u6709\u4e34\u65f6 THREE.js \u5bf9\u8c61\uff08\u51cf\u5c11 GC \u538b\u529b\uff09<\/li>\n\n\n\n<li>\u521b\u5efa 4 \u4e2a One-Euro \u6ee4\u6ce2\u5668\uff08\u773c\u775b X\/Y\uff0c\u5934\u90e8 Yaw\/Pitch\uff09<\/li>\n\n\n\n<li>\u7ed1\u5b9a <code>pointermove<\/code> \u4e8b\u4ef6<\/li>\n\n\n\n<li>\u8c03\u7528 <code>_detectModelForward()<\/code> \u68c0\u6d4b\u6a21\u578b\u524d\u65b9\u5411<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5173\u952e\u8bbe\u8ba1\u51b3\u7b56<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u9884\u5206\u914d\u4e34\u65f6\u5bf9\u8c61\uff08\u96f6 GC\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u6709 <code>Vector3<\/code>\u3001<code>Quaternion<\/code>\u3001<code>Euler<\/code> \u7b49\u4e34\u65f6\u5bf9\u8c61\u90fd\u5728 <code>init()<\/code> \u4e2d\u9884\u5206\u914d\uff0c\u5e27\u5faa\u73af\u4e2d\u590d\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>this._tempVec3A = new THREE.Vector3();\nthis._tempVec3B = new THREE.Vector3();\nthis._tempVec3C = new THREE.Vector3();\nthis._tempVec3D = new THREE.Vector3();\nthis._tempQuat  = new THREE.Quaternion();\nthis._tempQuatB = new THREE.Quaternion();\n\/\/ ... \u5171 5 \u4e2a Quaternion\u30014 \u4e2a Vector3\u30011 \u4e2a Euler\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. <code>_hasPointerInput<\/code> \u9996\u5e27\u4fdd\u62a4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9f20\u6807\u5750\u6807\u521d\u59cb\u4e3a <code>(0, 0)<\/code>\uff0c\u5982\u679c\u4e0d\u52a0\u4fdd\u62a4\uff0c\u9996\u5e27\u4f1a\u8ba1\u7b97\u51fa\u671d\u5411\u5c4f\u5e55\u5de6\u4e0a\u89d2\u7684\u65b9\u5411\u3002\u901a\u8fc7 <code>_hasPointerInput<\/code> \u6807\u5fd7\uff0c\u5728\u9996\u6b21 <code>pointermove<\/code> \u4e8b\u4ef6\u89e6\u53d1\u524d\u8df3\u8fc7 <code>updateTarget<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>_bindEvents() {\n    this._onPointerMove = (e) =&gt; {\n        this._rawMouseX = e.clientX;\n        this._rawMouseY = e.clientY;\n        this._hasPointerInput = true;  \/\/ \u9996\u6b21 pointermove \u540e\u624d\u5f00\u59cb\u9a71\u52a8\n    };\n}\n\nupdateTarget(delta) {\n    if (!this._hasPointerInput) return;  \/\/ \u9996\u5e27\u4fdd\u62a4\n    \/\/ ...\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u9aa8\u9abc\u57fa\u51c6\u59ff\u6001\u5feb\u7167\uff08\u9632\u6f02\u79fb\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bcf\u5e27\u5148\u5feb\u7167\u52a8\u753b\u59ff\u6001\uff0c\u6062\u590d\u540e\u518d\u53e0\u52a0\u65cb\u8f6c\uff0c\u907f\u514d <code>premultiply<\/code> \u7d2f\u52a0\u6f02\u79fb\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u5feb\u7167\nif (neckBone) this._neckBaseQuat.copy(neckBone.quaternion);\nif (headBone) this._headBaseQuat.copy(headBone.quaternion);\n\n\/\/ ... \u8ba1\u7b97 yaw\/pitch ...\n\n\/\/ \u6062\u590d\u57fa\u51c6 \u2192 \u53e0\u52a0\nneckBone.quaternion.copy(this._neckBaseQuat);\nthis._applyAdditiveRotation(neckBone, sceneQuat, yaw * neckContrib * w, pitch * neckContrib * w);\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u901a\u9053 A\uff1a\u773c\u775b\u8ddf\u8e2a\uff08<code>updateTarget<\/code>\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6d41\u7a0b<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\u9f20\u6807\u5c4f\u5e55\u5750\u6807 \u2192 NDC \u2192 One-Euro \u6ee4\u6ce2 \u2192 \u5c04\u7ebf\u4e0e\u5934\u90e8\u5e73\u9762\u6c42\u4ea4 \u2192 \u6307\u6570\u963b\u5c3c\u5e73\u6ed1 \u2192 eyesTarget.position\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5173\u952e\u4ee3\u7801<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>updateTarget(delta) {\n    \/\/ \u2460 NDC \u8f6c\u6362\n    const rawNdcX = ((this._rawMouseX - rect.left) \/ rect.width) * 2 - 1;\n    const rawNdcY = -((this._rawMouseY - rect.top) \/ rect.height) * 2 + 1;\n\n    \/\/ \u2461 One-Euro \u6ee4\u6ce2\uff08NDC \u5c42\u9762\uff09\n    const filteredX = this._eyeFilterX.filter(rawNdcX, this._elapsedTime);\n    const filteredY = this._eyeFilterY.filter(rawNdcY, this._elapsedTime);\n\n    \/\/ \u2462 \u5c04\u7ebf\u4e0e\u901a\u8fc7\u5934\u90e8\u7684\u5e73\u9762\u6c42\u4ea4\n    this._raycaster.setFromCamera(this._ndcVec.set(filteredX, filteredY), camera);\n    camera.getWorldDirection(this._planeNormal).negate();\n    this._plane.setFromNormalAndCoplanarPoint(this._planeNormal, headPos);\n    const hit = this._raycaster.ray.intersectPlane(this._plane, this._tempVec3A);\n\n    \/\/ \u2463 \u6307\u6570\u963b\u5c3c\u5e73\u6ed1\n    const eyeAlpha = 1 - Math.exp(-delta * D.eyeSmoothSpeed);\n    this.eyesTarget.position.lerp(this._desiredTargetPos, eyeAlpha);\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u773c\u775b\u6ce8\u89c6\u7531 <code>vrm.lookAt.target<\/code> \u9a71\u52a8\uff08\u5728\u6e32\u67d3\u5faa\u73af\u7b2c 3 \u6b65\u8bbe\u7f6e\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ vrm-manager.js \u6e32\u67d3\u5faa\u73af\nthis.currentModel.vrm.lookAt.target = this._cursorFollow.eyesTarget;\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u901a\u9053 B\uff1a\u5934\/\u9888\u65cb\u8f6c\uff08<code>applyHead<\/code>\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6d41\u7a0b<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>eyesTarget \u4e16\u754c\u5750\u6807 - \u5934\u90e8\u4e16\u754c\u5750\u6807\n\u2192 \u6a21\u578b\u5750\u6807\u7cfb\u5206\u89e3(dx,dy,dz)\n\u2192 atan2\n\u2192 One-Euro \u6ee4\u6ce2\n\u2192 Clamp\n\u2192 \u6307\u6570\u963b\u5c3c\n\u2192 \u6784\u9020\u504f\u79fb\u56db\u5143\u6570\n\u2192 \u7a7a\u95f4\u53d8\u6362\n\u2192 premultiply\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">VRM \u7248\u672c\u524d\u65b9\u5411\u9002\u914d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u540c VRM \u7248\u672c\u7684\u6a21\u578b\u7a7a\u95f4\u524d\u65b9\u5411\u4e0d\u540c\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6a21\u578b\u7c7b\u578b<\/th><th>\u6a21\u578b\u7a7a\u95f4\u524d\u65b9\u5411<\/th><th><code>_modelForwardZ<\/code><\/th><\/tr><\/thead><tbody><tr><td>VRM 1.0<\/td><td>three-vrm \u5185\u90e8 180\u00b0 Y \u7ffb\u8f6c<\/td><td><code>-1<\/code><\/td><\/tr><tr><td>VRM 0.x<\/td><td>\u539f\u59cb\u65b9\u5411<\/td><td><code>+1<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7 <code>_detectModelForward()<\/code> \u57fa\u4e8e\u6a21\u578b\u5143\u6570\u636e\u7248\u672c\u5224\u65ad\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>_detectModelForward() {\n    const vrmVersion = this.manager?.core?.vrmVersion;\n    \/\/ VRM 1.0: three-vrm \u5185\u90e8\u5df2\u7ffb\u8f6c scene\uff0cforwardSign = -1\n    \/\/ VRM 0.x: forwardSign = +1\n    this._modelForwardZ = (vrmVersion === '1.0') ? -1 : 1;\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7248\u672c\u68c0\u6d4b\u7531 <code>vrm-core.js<\/code> \u7684 <code>detectVRMVersion(vrm, gltf)<\/code> \u63d0\u4f9b\uff0c\u68c0\u6d4b\u4f18\u5148\u7ea7\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>GLTF extensionsUsed<\/strong>\uff1a<code>VRMC_vrm<\/code> \u2192 1.0\uff0c<code>VRM<\/code> \u2192 0.x\uff08\u6700\u53ef\u9760\uff09<\/li>\n\n\n\n<li><strong>vrm.meta \u5c5e\u6027<\/strong>\uff1a<code>authors<\/code>\uff08\u6570\u7ec4\uff09\u2192 1.0\uff0c<code>author<\/code>\uff08\u5b57\u7b26\u4e32\uff09\u2192 0.x<\/li>\n\n\n\n<li><strong>\u542f\u53d1\u5f0f<\/strong>\uff1a\u9aa8\u9abc\u6570 > 50 \u6216\u8868\u60c5\u6570 > 10 \u2192 1.0<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u5411\u5206\u89e3\u4e0e yaw\/pitch \u8ba1\u7b97<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u6a21\u578b\u5750\u6807\u7cfb\u6784\u5efa\uff08\u4f7f\u7528 _modelForwardZ \u9002\u914d\u4e0d\u540c\u7248\u672c\uff09\nconst modelForward = this._tempVec3B.set(0, 0, this._modelForwardZ).applyQuaternion(sceneQuat);\nconst modelUp      = this._tempVec3C.set(0, 1, 0).applyQuaternion(sceneQuat);\nconst modelRight   = this._tempVec3D.crossVectors(modelUp, modelForward).normalize();\n\n\/\/ \u5206\u89e3\nconst dx = dirWorld.dot(modelRight);\nconst dy = dirWorld.dot(modelUp);\nconst dz = dirWorld.dot(modelForward);\n\n\/\/ yaw: \u8d1f dx \u662f\u56e0\u4e3a Three.js \u53f3\u624b\u5750\u6807\u7cfb\u6b63 Y \u65cb\u8f6c = \u9006\u65f6\u9488\nlet rawYaw = Math.atan2(-dx, Math.max(dz, 0.001));\nlet rawPitch = Math.atan2(dy, Math.max(horizLen, 0.001));\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u52a0\u6210\u65cb\u8f6c\u7a7a\u95f4\u53d8\u6362\uff08<code>_applyAdditiveRotation<\/code>\uff09<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6a21\u578b\u7a7a\u95f4\u504f\u79fb(YXZ Euler \u2192 Quaternion)\n    \u2193 sceneQuat * offset * sceneQuat\u207b\u00b9\n\u4e16\u754c\u7a7a\u95f4\u504f\u79fb\n    \u2193 parentQuat\u207b\u00b9 * worldOffset * parentQuat\n\u9aa8\u9abc\u7236\u7ea7\u672c\u5730\u7a7a\u95f4\u504f\u79fb\n    \u2193 bone.quaternion.premultiply(localOffset)\n\u6700\u7ec8\u53e0\u52a0\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>_applyAdditiveRotation(bone, sceneWorldQuat, yaw, pitch) {\n    \/\/ \u6a21\u578b\u7a7a\u95f4\u504f\u79fb\u56db\u5143\u6570\uff08\u5148 yaw \u540e pitch \u2192 YXZ\uff09\n    this._tempEuler.set(pitch, yaw, 0, 'YXZ');\n    const modelOffset = this._tempQuatB.setFromEuler(this._tempEuler);\n\n    \/\/ \u6a21\u578b\u7a7a\u95f4 \u2192 \u4e16\u754c\u7a7a\u95f4\n    const sceneQuatInv = this._tempQuatC.copy(sceneWorldQuat).invert();\n    const worldOffset = this._tempQuatD\n        .copy(sceneWorldQuat).multiply(modelOffset).multiply(sceneQuatInv);\n\n    \/\/ \u4e16\u754c\u7a7a\u95f4 \u2192 \u9aa8\u9abc\u7236\u7ea7\u672c\u5730\u7a7a\u95f4\n    const parentQuat = this._tempQuatE;\n    bone.parent ? bone.parent.getWorldQuaternion(parentQuat) : parentQuat.identity();\n    const parentQuatInv = this._tempQuatC.copy(parentQuat).invert();\n    const localOffset = parentQuatInv.multiply(worldOffset).multiply(parentQuat);\n\n    \/\/ premultiply \u53e0\u52a0\n    bone.quaternion.premultiply(localOffset);\n}\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">One-Euro \u6ee4\u6ce2\u5668<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u9002\u5e94\u566a\u58f0\u6ee4\u6ce2\u5668\uff0c\u5728\u5e73\u6ed1\u5ea6\u548c\u8ddf\u624b\u6027\u4e4b\u95f4\u81ea\u52a8\u6743\u8861\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u9759\u6b62\u65f6<\/strong>\uff1a\u4f4e\u622a\u6b62\u9891\u7387 \u2192 \u5f3a\u5e73\u6ed1 \u2192 \u6d88\u9664\u6296\u52a8<\/li>\n\n\n\n<li><strong>\u5feb\u901f\u8fd0\u52a8\u65f6<\/strong>\uff1a\u9ad8\u622a\u6b62\u9891\u7387 \u2192 \u5f31\u5e73\u6ed1 \u2192 \u5feb\u901f\u8ddf\u624b<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>class OneEuroFilter {\n    filter(x, t) {\n        \/\/ \u5bfc\u6570\uff08\u901f\u5ea6\u4f30\u8ba1\uff09\n        const dx = (x - this._xPrev) \/ te;\n        const dxHat = ad * dx + (1 - ad) * this._dxPrev;  \/\/ \u4f4e\u901a\u6ee4\u6ce2\n\n        \/\/ \u81ea\u9002\u5e94\u622a\u6b62\u9891\u7387\uff1a\u901f\u5ea6\u8d8a\u5927 \u2192 cutoff \u8d8a\u9ad8 \u2192 \u8d8a\u8ddf\u624b\n        const cutoff = this.minCutoff + this.beta * Math.abs(dxHat);\n        const a = this._alpha(te, cutoff);\n\n        \/\/ \u4f4e\u901a\u6ee4\u6ce2\n        return a * x + (1 - a) * this._xPrev;\n    }\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53c2\u6570\u5bf9\u7167\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u53c2\u6570<\/th><th>\u773c\u775b\u901a\u9053<\/th><th>\u5934\u90e8\u901a\u9053<\/th><th>\u8bf4\u660e<\/th><\/tr><\/thead><tbody><tr><td>minCutoff<\/td><td>1.5<\/td><td>0.8<\/td><td>\u6700\u5c0f\u622a\u6b62\u9891\u7387\uff08\u8d8a\u5927\u8d8a\u8ddf\u624b\uff09<\/td><\/tr><tr><td>beta<\/td><td>0.5<\/td><td>0.3<\/td><td>\u901f\u5ea6\u7cfb\u6570\uff08\u8d8a\u5927\u5feb\u52a8\u8d8a\u8ddf\u624b\uff09<\/td><\/tr><tr><td>dCutoff<\/td><td>1.0<\/td><td>1.0<\/td><td>\u5bfc\u6570\u622a\u6b62\u9891\u7387<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u52a8\u753b\u611f\u77e5\u6743\u91cd\u7cfb\u7edf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5934\u90e8\u8ddf\u8e2a\u7684\u6743\u91cd\u6839\u636e\u5f53\u524d\u72b6\u6001\u52a8\u6001\u8c03\u6574\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u72b6\u6001<\/th><th>\u6743\u91cd<\/th><th>\u8bf4\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u7eaf\u9759\u6b62<\/td><td>1.0<\/td><td>\u5b8c\u5168\u8ddf\u8e2a<\/td><\/tr><tr><td>\u5f85\u673a\u52a8\u753b<\/td><td>0.7<\/td><td>\u52a0\u6210\u53e0\u52a0\uff0c\u4fdd\u7559\u547c\u5438\u534f\u8c03<\/td><\/tr><tr><td>\u62d6\u62fd\u4e2d<\/td><td>0.15<\/td><td>\u5927\u5e45\u964d\u4f4e<\/td><\/tr><tr><td>\u4e00\u6b21\u6027\u52a8\u4f5c<\/td><td>0.0<\/td><td>\u5b8c\u5168\u8ba9\u4f4d\u7ed9\u52a8\u753b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6743\u91cd\u901a\u8fc7\u6307\u6570\u963b\u5c3c\u5e73\u6ed1\u8fc7\u6e21\uff08<code>weightTransitionSec: 0.2<\/code>\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>_updateHeadWeight(delta) {\n    if (this._isActionPlaying()) {\n        this._targetHeadWeight = 0.0;     \/\/ \u4e00\u6b21\u6027\u52a8\u4f5c\n    } else if (this._isDragging()) {\n        this._targetHeadWeight = 0.15;    \/\/ \u62d6\u62fd\n    } else if (this._isIdleAnimPlaying()) {\n        this._targetHeadWeight = 0.7;     \/\/ \u5f85\u673a\u52a8\u753b\n    } else {\n        this._targetHeadWeight = 1.0;     \/\/ \u7eaf\u9759\u6b62\n    }\n    const alpha = 1 - Math.exp(-delta * speed);\n    this._headWeight += (this._targetHeadWeight - this._headWeight) * alpha;\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f85\u673a vs \u4e00\u6b21\u6027\u52a8\u4f5c\u5224\u65ad<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5f85\u673a\u52a8\u753b<\/strong>\uff1a<code>animation.isIdleAnimation === true<\/code>\uff08\u7531 <code>playVRMAAnimation<\/code> \u7684 <code>isIdle<\/code> \u53c2\u6570\u663e\u5f0f\u6807\u8bb0\uff09<\/li>\n\n\n\n<li><strong>\u4e00\u6b21\u6027\u52a8\u4f5c<\/strong>\uff1a<code>vrmaIsPlaying &amp;&amp; !isIdleAnimation &amp;&amp; currentAction.isRunning()<\/code><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5934\/\u9888\u5206\u914d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u603b\u65cb\u8f6c\u91cf\u6309\u6bd4\u4f8b\u5206\u914d\u7ed9\u9888\u548c\u5934\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>neckContribution: 0.6  \/\/ \u8116\u5b50\u627f\u62c5 60%\nheadContribution: 0.4  \/\/ \u5934\u90e8\u627f\u62c5 40%\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6e32\u67d3\u5faa\u73af\u96c6\u6210\u987a\u5e8f\uff08vrm-manager.js\uff09<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>1. \u8868\u60c5\u66f4\u65b0\n2. CursorFollow.updateTarget(delta)     \u2190 \u773c\u775b\u76ee\u6807\u4f4d\u7f6e\u66f4\u65b0\n3. \u8bbe\u7f6e vrm.lookAt.target               \u2190 \u8fde\u63a5 eyesTarget\n4. \u52a8\u753b\u66f4\u65b0 (mixer.update)\n5. vrm.update(delta)                     \u2190 LookAt \/ SpringBone \u7269\u7406\n6. CursorFollow.applyHead(delta)         \u2190 \u5934\/\u9888\u52a0\u6210\u65cb\u8f6c\uff08\u5fc5\u987b\u5728 vrm.update \u4e4b\u540e\uff09\n7. \u4ea4\u4e92\u7cfb\u7edf\u66f4\u65b0\n8. \u6e32\u67d3\u5668\u6e32\u67d3\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c 6 \u6b65\u5fc5\u987b\u5728\u7b2c 5 \u6b65\u4e4b\u540e<\/strong>\uff1a<code>vrm.update<\/code> \u4f1a\u91cd\u7f6e\u9aa8\u9abc\u53d8\u6362\uff08\u5305\u62ec <code>autoUpdateHumanBones<\/code>\uff09\uff0c\u5934\/\u9888\u52a0\u6210\u65cb\u8f6c\u5fc5\u987b\u5728\u4e4b\u540e\u53e0\u52a0\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6a21\u578b\u5207\u6362\u65f6\u7684 reset \u6d41\u7a0b<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ vrm-manager.js loadModel \u4e2d\nconst result = await this.core.loadModel(modelUrl, options);\nif (this._cursorFollow) {\n    this._cursorFollow.reset();\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><code>reset()<\/code> \u6267\u884c\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6e05\u96f6 yaw\/pitch\/\u6743\u91cd\/\u8ba1\u65f6<\/li>\n\n\n\n<li>\u91cd\u7f6e\u6240\u6709 One-Euro \u6ee4\u6ce2\u5668<\/li>\n\n\n\n<li><strong>\u91cd\u65b0\u68c0\u6d4b\u6a21\u578b\u524d\u65b9\u5411<\/strong>\uff08<code>_detectModelForward()<\/code>\uff09<\/li>\n\n\n\n<li>\u91cd\u7f6e\u773c\u775b\u76ee\u6807\u5230\u5934\u90e8\u524d\u65b9<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u9ed8\u8ba4\u53c2\u6570\u603b\u89c8<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>const CURSOR_FOLLOW_DEFAULTS = Object.freeze({\n    eyeMaxYawDeg: 30,        eyeMaxPitchUpDeg: 18,      eyeMaxPitchDownDeg: 14,\n    eyeSmoothSpeed: 12.0,    eyeOneEuroMinCutoff: 1.5,   eyeOneEuroBeta: 0.5,\n\n    headMaxYawDeg: 20,       headMaxPitchUpDeg: 12,      headMaxPitchDownDeg: 10,\n    headSmoothSpeed: 5.0,    headOneEuroMinCutoff: 0.8,  headOneEuroBeta: 0.3,\n\n    neckContribution: 0.6,   headContribution: 0.4,\n    headWeightIdle: 1.0,     headWeightIdleAnim: 0.7,    headWeightAction: 0.0,\n    weightTransitionSec: 0.2,\n    lookAtDistance: 2.4,\n});\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u8d44\u6e90\u6e05\u7406\uff08<code>destroy<\/code>\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9500\u6bc1\u65f6\u5b8c\u6574\u6e05\u7406\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u7f6e\u6807\u5fd7\u4f4d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u79fb\u9664 <code>pointermove<\/code> \u4e8b\u4ef6\u76d1\u542c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u573a\u666f\u79fb\u9664 <code>eyesTarget<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91ca\u653e\u6240\u6709\u9884\u5206\u914d THREE.js \u5bf9\u8c61\uff08\u7f6e null\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91ca\u653e\u6240\u6709 One-Euro \u6ee4\u6ce2\u5668<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5c31\u8fd9\u6837\u55b5~<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8ff0 VRM \u5934\u90e8\u8ddf\u8e2a\u529f\u80fd\u5b9e\u73b0\u4e86\u300c\u773c\u775b\u6ce8\u89c6 + \u5934\/\u8116\u5b50\u8f6c\u52a8\u300d\u8ddf\u8e2a\u9f20\u6807\u5149\u6807\u7684\u6548\u679c\u3002\u7cfb\u7edf\u91c7\u7528 \u53cc\u901a\u9053\u67b6\u6784\uff1a \u9ed8\u8ba4 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":80,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-75","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-learn"],"_links":{"self":[{"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/posts\/75","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/comments?post=75"}],"version-history":[{"count":5,"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/posts\/75\/revisions"}],"predecessor-version":[{"id":83,"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/posts\/75\/revisions\/83"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/media\/80"}],"wp:attachment":[{"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/media?parent=75"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/categories?post=75"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/81.68.81.149\/index.php\/wp-json\/wp\/v2\/tags?post=75"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}