//This file is automatically rebuilt by the Cesium build process. export default "float czm_reverseLogDepth(float logZ)\n\ {\n\ #ifdef LOG_DEPTH\n\ float near = czm_currentFrustum.x;\n\ float far = czm_currentFrustum.y;\n\ float log2Depth = logZ * czm_log2FarDepthFromNearPlusOne;\n\ float depthFromNear = pow(2.0, log2Depth) - 1.0;\n\ return far * (1.0 - near / (depthFromNear + near)) / (far - near);\n\ #endif\n\ return logZ;\n\ }\n\ ";