Initial project import

node_modules/three-stdlib/webxr/XRHandMeshModel.cjs

@@ -0,0 +1,83 @@
+"use strict";
+var __defProp = Object.defineProperty;
+var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
+var __publicField = (obj, key, value) => {
+  __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
+  return value;
+};
+Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
+const GLTFLoader = require("../loaders/GLTFLoader.cjs");
+const DEFAULT_HAND_PROFILE_PATH = "https://cdn.jsdelivr.net/npm/@webxr-input-profiles/assets@1.0/dist/profiles/generic-hand/";
+class XRHandMeshModel {
+  constructor(handModel, controller, path = DEFAULT_HAND_PROFILE_PATH, handedness, customModelPath) {
+    __publicField(this, "controller");
+    __publicField(this, "handModel");
+    __publicField(this, "bones");
+    this.controller = controller;
+    this.handModel = handModel;
+    this.bones = [];
+    const loader = new GLTFLoader.GLTFLoader();
+    if (!customModelPath)
+      loader.setPath(path);
+    loader.load(customModelPath != null ? customModelPath : `${handedness}.glb`, (gltf) => {
+      const object = gltf.scene.children[0];
+      this.handModel.add(object);
+      const mesh = object.getObjectByProperty("type", "SkinnedMesh");
+      mesh.frustumCulled = false;
+      mesh.castShadow = true;
+      mesh.receiveShadow = true;
+      const joints = [
+        "wrist",
+        "thumb-metacarpal",
+        "thumb-phalanx-proximal",
+        "thumb-phalanx-distal",
+        "thumb-tip",
+        "index-finger-metacarpal",
+        "index-finger-phalanx-proximal",
+        "index-finger-phalanx-intermediate",
+        "index-finger-phalanx-distal",
+        "index-finger-tip",
+        "middle-finger-metacarpal",
+        "middle-finger-phalanx-proximal",
+        "middle-finger-phalanx-intermediate",
+        "middle-finger-phalanx-distal",
+        "middle-finger-tip",
+        "ring-finger-metacarpal",
+        "ring-finger-phalanx-proximal",
+        "ring-finger-phalanx-intermediate",
+        "ring-finger-phalanx-distal",
+        "ring-finger-tip",
+        "pinky-finger-metacarpal",
+        "pinky-finger-phalanx-proximal",
+        "pinky-finger-phalanx-intermediate",
+        "pinky-finger-phalanx-distal",
+        "pinky-finger-tip"
+      ];
+      joints.forEach((jointName) => {
+        const bone = object.getObjectByName(jointName);
+        if (bone !== void 0) {
+          bone.jointName = jointName;
+        } else {
+          console.warn(`Couldn't find ${jointName} in ${handedness} hand mesh`);
+        }
+        this.bones.push(bone);
+      });
+    });
+  }
+  updateMesh() {
+    const XRJoints = this.controller.joints;
+    for (let i = 0; i < this.bones.length; i++) {
+      const bone = this.bones[i];
+      if (bone) {
+        const XRJoint = XRJoints[bone.jointName];
+        if (XRJoint.visible) {
+          const position = XRJoint.position;
+          bone.position.copy(position);
+          bone.quaternion.copy(XRJoint.quaternion);
+        }
+      }
+    }
+  }
+}
+exports.XRHandMeshModel = XRHandMeshModel;
+//# sourceMappingURL=XRHandMeshModel.cjs.map