text: //This file is automatically rebuilt by the Cesium build process.
  define(function() {
      'use strict';
      return "/**\n\
   * Creates a matrix that transforms vectors from tangent space to eye space.\n\
   *\n\
   * @name czm_tangentToEyeSpaceMatrix\n\
   * @glslFunction\n\
   *\n\
   * @param {vec3} normalEC The normal vector in eye coordinates.\n\
   * @param {vec3} tangentEC The tangent vector in eye coordinates.\n\
   * @param {vec3} bitangentEC The bitangent vector in eye coordinates.\n\
   *\n\
   * @returns {mat3} The matrix that transforms from tangent space to eye space.\n\
   *\n\
   * @example\n\
   * mat3 tangentToEye = czm_tangentToEyeSpaceMatrix(normalEC, tangentEC, bitangentEC);\n\
   * vec3 normal = tangentToEye * texture2D(normalMap, st).xyz;\n\
   */\n\
  mat3 czm_tangentToEyeSpaceMatrix(vec3 normalEC, vec3 tangentEC, vec3 bitangentEC)\n\
  {\n\
      vec3 normal = normalize(normalEC);\n\
      vec3 tangent = normalize(tangentEC);\n\
      vec3 bitangent = normalize(bitangentEC);\n\
      return mat3(tangent.x  , tangent.y  , tangent.z,\n\
                  bitangent.x, bitangent.y, bitangent.z,\n\
                  normal.x   , normal.y   , normal.z);\n\
  }\n\
  ";
  });