[LayaAirIDE 2.0]3D网格添加刚体后设置欧拉角出现位置错误

 
第一个网格在添加刚体后设置position，rotationEuler可设可不设
第二个网格在添加刚体后设置rotationEuler，不设置position
第二个刚体会带有第一个刚体的position，受刚体影响，第二个网格将与第一个网格出现在同一个位置
 
在添加刚体前设置则不会出现，第二个网格不设置rotationEuler或设置position也不会出现
 
将下面的代码拷贝到引擎示例（3D-物理系统-基础碰撞器）中运行即可：
class PhysicsWorldBaseCollider{
    constructor(){
        //初始化引擎
        Laya3D.init(0, 0);
        //设置画布模式
        Laya.stage.scaleMode = Laya.Stage.SCALE_FULL;
        Laya.stage.screenMode = Laya.Stage.SCREEN_NONE;
        Laya.Stat.show();
        this.tmpVector = new Laya.Vector3(0, 0, 0);
        this.scene = Laya.stage.addChild(new Laya.Scene3D());
        //初始化照相机
        let camera = this.scene.addChild(new Laya.Camera(0, 0.1, 100));
        camera.transform.translate(new Laya.Vector3(0, 6, 9.5));
        camera.transform.rotate(new Laya.Vector3(-15, 0, 0), true, false);
        camera.addComponent(CameraMoveScript);
        camera.clearFlag = Laya.BaseCamera.CLEARFLAG_SOLIDCOLOR;
        //方向光
        let directionLight = this.scene.addChild(new Laya.DirectionLight());
        directionLight.color = new Laya.Vector3(0.6, 0.6, 0.6);
        let mat = directionLight.transform.worldMatrix;
        mat.setForward(new Laya.Vector3(-1.0, -1.0, -1.0));
        directionLight.transform.worldMatrix = mat;

        //材质加载
        this.mat1 = new Laya.BlinnPhongMaterial;
        //添加漫反射贴图
        Laya.Texture2D.load("res/threeDimen/Physics/rocks.jpg", Laya.Handler.create(this, function (tex) {
            this.mat1.albedoTexture = tex;
        }));

        //平面加载
        let plane = this.scene.addChild(new Laya.MeshSprite3D(Laya.PrimitiveMesh.createPlane(10, 10, 10, 10)));
        plane.transform.position = new Laya.Vector3(0, -2, 0);
        let planeMat = new Laya.BlinnPhongMaterial();
        Laya.Texture2D.load("res/threeDimen/Physics/grass.png", Laya.Handler.create(null, function (tex) {
            planeMat.albedoTexture = tex;
        }));
        //拉伸UV
        planeMat.tilingOffset = new Laya.Vector4(10, 10, 0, 0);
        //板的画面的渲染材质
        plane.meshRenderer.material = planeMat;
        //给板添加物理碰撞器
        let planeStaticCollider = plane.addComponent(Laya.PhysicsCollider);
        //设置碰撞器
        let planeShape = new Laya.BoxColliderShape(10, 0, 10);
        planeStaticCollider.colliderShape = planeShape;
        planeStaticCollider.friction = 2;
        planeStaticCollider.restitution = 0.3;
        
        //设置box模型
        let box = this.scene.addChild(new Laya.MeshSprite3D(Laya.PrimitiveMesh.createBox(1, 1, 1)));
        //将box的模型赋予材质
        box.meshRenderer.material = this.mat1;
        //添加刚体组件
        let rigidBody = box.addComponent(Laya.Rigidbody3D);
        let boxShape = new Laya.BoxColliderShape(1, 1, 1);
        rigidBody.colliderShape = boxShape;
        rigidBody.gravity = new Laya.Vector3();
        //设置旋转角度
        this.tmpVector.setValue(Math.random() * 360, Math.random() * 360, Math.random() * 360);
        box.transform.rotationEuler = this.tmpVector;
        //设置掉落位置
        this.tmpVector.setValue(-2, 2, -2);
        box.transform.position = this.tmpVector;

        let sphere = this.scene.addChild(new Laya.MeshSprite3D(Laya.PrimitiveMesh.createSphere(0.5)));
        sphere.meshRenderer.material = this.mat1;
        let rigidBody2 = sphere.addComponent(Laya.Rigidbody3D);
        let sphereShape = new Laya.SphereColliderShape(0.5);
        rigidBody2.colliderShape = sphereShape;
        rigidBody2.gravity = new Laya.Vector3();
        //设置旋转角度
        this.tmpVector.setValue(Math.random() * 360, Math.random() * 360, Math.random() * 360);
        sphere.transform.rotationEuler= this.tmpVector;
    }
}

//激活启动类
new PhysicsWorldBaseCollider();