script>
<script>
    var planeGeometry = new Hilo3d.PlaneGeometry();

    var billdboardMaterial = new Hilo3d.ShaderMaterial({
        diffuse: new Hilo3d.LazyTexture({
            crossOrigin: true,
            src: '//gw.alicdn.com/tfs/TB1T1wEizTpK1RjSZKPXXa3UpXa-512-512.png'
        }),
        uniforms:{
            u_diffuse:'DIFFUSE',    
            'u_modelViewMatrix':'MODELVIEW',
            'u_projectionMatrix':'PROJECTION',
            'u_scale':{
                isDependMesh: true,
             