code: function (uvs) {
              var clamp = true;
  
              for (var i = 0, len = uvs.length; i < len; i++) {
                  if (uvs[i] < 0 || uvs[i] > 1) {
                      clamp = false;
                      break;
                  }
              }
  
              return clamp;
          }
docs: Determines the rendering method for a texture.
  The method can be CLAMP or REPEAT.
  Internal. Applications should not call this function.
  @param {Number[]} uvs The uvs array.