text: //This file is automatically rebuilt by the Cesium build process.
  export default "attribute vec3 position3DHigh;\n\
  attribute vec3 position3DLow;\n\
  attribute vec3 normal;\n\
  attribute float batchId;\n\
  \n\
  varying vec3 v_positionEC;\n\
  varying vec3 v_normalEC;\n\
  \n\
  void main()\n\
  {\n\
      vec4 p = czm_computePosition();\n\
  \n\
      v_positionEC = (czm_modelViewRelativeToEye * p).xyz;      // position in eye coordinates\n\
      v_normalEC = czm_normal * normal;                         // normal in eye coordinates\n\
  \n\
      gl_Position = czm_modelViewProjectionRelativeToEye * p;\n\
  }\n\
  ";
  