node_modules/three/src/renderers/shaders/ShaderChunk/logdepthbuf_fragment.glsl.js

export default /* glsl */`
#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )

	gl_FragDepthEXT = log2( vFragDepth ) * logDepthBufFC * 0.5;

#endif
`;