- class RayPicking03 {
- private ray: Laya.Ray;
- private point: Laya.Vector2 = new Laya.Vector2();
- private _outHitInfo: Laya.RaycastHit;
- private _position: Laya.Vector3;
- private _upVector3: Laya.Vector3;
- private _vector3: Laya.Vector3;
- private _offsetVector3: Laya.Vector3;
- private box: Laya.MeshSprite3D;
- private _rotateV3:Laya.Vector3;
- private camera: Laya.Camera;
- private label: Laya.Label;
- constructor() {
- Laya3D.init(0, 0, true);//初始化3D
- Laya.stage.scaleMode = "full";//屏幕缩放方式
- Laya.stage.screenMode = "none";
- Laya.Stat.show();
- var scene: Laya.Scene = Laya.stage.addChild(new Laya.Scene()) as Laya.Scene;//添加场景
-
- this.point = new Laya.Vector2();//位置信息
- this.ray = new Laya.Ray(new Laya.Vector3(0, 0, 0), new Laya.Vector3(0, 0, 0));//初始化射线
- this._outHitInfo = new Laya.RaycastHit();//初始化射线信息
- this._position = new Laya.Vector3(0, 0.25, 0);//位置
- this._upVector3 = new Laya.Vector3(0, 1, 0);
- this._rotateV3 = new Laya.Vector3(1, 0, 1);
- this._vector3 = new Laya.Vector3();
- this._offsetVector3 = new Laya.Vector3(0, 0.15, 0)
- //初始化照相机
- this.camera = scene.addChild(new Laya.Camera(0, 0.1, 100)) as Laya.Camera;
- this.camera.transform.translate(new Laya.Vector3(0, 2, 5));
- this.camera.transform.rotate(new Laya.Vector3(-15, 0, 0), true, false);
- this.camera.clearColor = null;
- //方向光
- var directionLight: Laya.DirectionLight = scene.addChild(new Laya.DirectionLight()) as Laya.DirectionLight;
- directionLight.color = new Laya.Vector3(0.6, 0.6, 0.6);
- directionLight.direction = new Laya.Vector3(1, -1, -1);
- var plane: Laya.MeshSprite3D = scene.addChild(new Laya.MeshSprite3D(new Laya.PlaneMesh(6, 6, 10, 10))) as Laya.MeshSprite3D;//创建平面物体
- var planeMat: Laya.StandardMaterial = new Laya.StandardMaterial();//标准材质
- planeMat.diffuseTexture = Laya.Texture2D.load("../bin/res/layabox.png");//添加材质
- planeMat.albedo = new Laya.Vector4(0.9, 0.9, 0.9, 1);
- plane.meshRender.material = planeMat;
- var meshCollider = plane.addComponent(Laya.MeshCollider) as Laya.MeshCollider;//网格碰撞器
- meshCollider.mesh = plane.meshFilter.sharedMesh;//网格过滤器,获取共享网格
-
- this.box = scene.addChild(new Laya.MeshSprite3D(new Laya.SphereMesh(0.2, 8, 8))) as Laya.MeshSprite3D;//创建立方体
- var mat: Laya.StandardMaterial = new Laya.StandardMaterial();
- mat.diffuseTexture = Laya.Texture2D.load("../bin/res/layabox.png");
- this.box.meshRender.material = mat;
- Laya.timer.frameLoop(1, this, this.checkHit);
- this.loadUI();
- }
- private checkHit(): void {
- this.box.transform.position = this._position;
- //this.box.transform.rotate(this._rotateV3, true, false)
- //从屏幕空间生成射线
- this.point.elements[0] = Laya.MouseManager.instance.mouseX;//鼠标X坐标
- this.point.elements[1] = Laya.MouseManager.instance.mouseY;//鼠标Y坐标
- this.camera.viewportPointToRay(this.point, this.ray);//从摄像机到鼠标点击位置生成射线
- Laya.Physics.rayCast(this.ray, this._outHitInfo, 30, 0);//生成射线
- }
- private loadUI(): void {
- this.label = new Laya.Label();
- this.label.text = "点击移动";
- this.label.pos(Laya.Browser.clientWidth / 2.5, 100);
- this.label.fontSize = 50;
- this.label.color = "#40FF40";
- Laya.stage.addChild(this.label);
- //鼠标事件
- Laya.stage.on(Laya.Event.MOUSE_UP, this, function (): void {
- if (this._outHitInfo.distance !== -1) {
- Laya.Vector3.add(this._outHitInfo.position, this._offsetVector3, this._vector3);
- Laya.Tween.to(this._position, { x: this._vector3.x, y: this._vector3.y, z: this._vector3.z }, 500/**,Ease.circIn*/);
- }
- });
- }
- }