spineTest.ts

import { _decorator, Component, sp } from 'cc';
const { ccclass, property } = _decorator;

@ccclass('SpineExample')
export class SpineExample extends Component {

    @property({ type:sp.Skeleton })
    skel: sp.Skeleton | null = null;

    @property({ type:sp.Skeleton })
    skel2: sp.Skeleton | null = null;

    private _jitterEffect?:sp.VertexEffectDelegate;

    start () {
        this.skel?.setAnimation(0, "animation1", true);
        console.log("path constraint's setting position in spine : " + this.skel?._skeleton.pathConstraints[0].position); // spineで入力したpositionの情報

        if (this.skel?._skeleton.pathConstraints[0].position) // set positionの1番めの方法
        {
            this.skel._skeleton.pathConstraints[0].position = 0.4;
        }
        console.log("path constraint's 2nd position : " + this.skel?._skeleton.pathConstraints[0].position); // set positionの1番めの方法のpositionの情報

        this.skel!._skeleton.pathConstraints[0].position = 0.2; // set positionの2番めの方法
        console.log("path constraint's 3rd position : " + this.skel?._skeleton.pathConstraints[0].position); // set positionの2番めの方法のpositionの情報
    }

    // update () {
        
    // }

};