3dtile-change-height

3dtile调整高度

2022-10-26 00:10:27

 function changeHeight(height) {
    height = Number(height);
    if (isNaN(height)) {
      return;
    }

    const cartographic = Cesium.Cartographic.fromCartesian(
      tileset.boundingSphere.center
    );
    const surface = Cesium.Cartesian3.fromRadians(
      cartographic.longitude,
      cartographic.latitude,
      0.0
    );
    const offset = Cesium.Cartesian3.fromRadians(
      cartographic.longitude,
      cartographic.latitude,
      height
    );
    const translation = Cesium.Cartesian3.subtract(
      offset,
      surface,
      new Cesium.Cartesian3()
    );
    tileset.modelMatrix = Cesium.Matrix4.fromTranslation(translation);
  };