bjs_editor_glowlayer_trailmesh.ts

 @onKeyboardEvent([75], KeyboardEventTypes.KEYUP)//K
    private _impluseShot():void{
        // Create a new ball instance

       const ballInstance = this._ball.createInstance("ballInstance");
       ballInstance.position.copyFrom(this._ball.getAbsolutePosition());
       ballInstance.scaling = new Vector3(10,10,10);
       ballInstance.isVisible=false;//ballを見えなくして光だけにする

       this._trailMeshBall = new TrailMesh("shockWave",ballInstance,this._scene,.1,30,true);
       this._trailMaterialSource = new StandardMaterial('sourceMat', this._scene);
       this._trailMaterialSource.emissiveColor =  new Color3(1,0.63,1);
       this._trailMaterialSource.diffuseColor =  new Color3(1,1,1);
       this._trailMaterialSource.specularColor = new Color3(1,0,1);
       this._trailMaterialSource.ambientColor = new Color3(0,0,0);

       this._trailMeshBall.material = this._trailMaterialSource;

       this._glowLayer = new GlowLayer ("glow",this._scene);
       this._glowLayer.customEmissiveColorSelector = function(mesh, subMesh, material, result) {
       if (mesh.name === "shockWave") {
            result.set(1, 0.63, 0, 1);
          } else {
            result.set(0, 0, 0, 0);
          }
        }
       ballInstance.physicsImpostor = new PhysicsImpostor(ballInstance, PhysicsImpostor.SphereImpostor, { mass: 1000, friction: 0.2, restitution: 0.2 });

       var impulseMagnitude = 500000;//この値が大きいほど早く移動する
       var contactLocalRefPoint = ballInstance.position;

       var impulseDirection1 = new Vector3(0, 0, 1);        
       ballInstance.applyImpulse(impulseDirection1.scale(impulseMagnitude), ballInstance.getAbsolutePosition().add(contactLocalRefPoint));
    }