jtBaseApp/node_modules/@cesium/engine/Source/Shaders/Builtin/Functions/cascadeDistance.js

//This file is automatically rebuilt by the Cesium build process.
export default "\n\
uniform vec4 shadowMap_cascadeDistances;\n\
\n\
float czm_cascadeDistance(vec4 weights)\n\
{\n\
    return dot(shadowMap_cascadeDistances, weights);\n\
}\n\
";