@polygonjs/polygonjs/dist/src/engine/functions/_GetInstanceProperty.js

node-based WebGL 3D engine https://polygonjs.com

"use strict";
import { ObjectNamedFunction2 } from "./_Base";
import { dummyReadRefVal } from "../../core/reactivity/CoreReactivity";
import { InstanceAttrib } from "../../core/geometry/Instancer";
export class getPointInstancePosition extends ObjectNamedFunction2 {
  static type() {
    return "getPointInstancePosition";
  }
  func(object3D, ptnum, target) {
    dummyReadRefVal(this.timeController.timeUniform().value);
    if (!object3D.geometry) {
      target.set(0, 0, 0);
      return target;
    }
    const positionAttribute = object3D.geometry.getAttribute(InstanceAttrib.POSITION);
    target.fromBufferAttribute(positionAttribute, ptnum);
    return target;
  }
}
export class getPointInstanceQuaternion extends ObjectNamedFunction2 {
  static type() {
    return "getPointInstanceQuaternion";
  }
  func(object3D, ptnum, target) {
    dummyReadRefVal(this.timeController.timeUniform().value);
    if (!object3D.geometry) {
      target.identity();
      return target;
    }
    const positionAttribute = object3D.geometry.getAttribute(InstanceAttrib.QUATERNION);
    target.fromBufferAttribute(positionAttribute, ptnum);
    return target;
  }
}
export class getPointInstanceScale extends ObjectNamedFunction2 {
  static type() {
    return "getPointInstanceScale";
  }
  func(object3D, ptnum, target) {
    dummyReadRefVal(this.timeController.timeUniform().value);
    if (!object3D.geometry) {
      target.set(0, 0, 0);
      return target;
    }
    const positionAttribute = object3D.geometry.getAttribute(InstanceAttrib.SCALE);
    target.fromBufferAttribute(positionAttribute, ptnum);
    return target;
  }
}