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- //This file is automatically rebuilt by the Cesium build process.
- export default "/**\n\
- * Unpacks a vec4 depth value to a float in [0, 1) range.\n\
- *\n\
- * @name czm_unpackDepth\n\
- * @glslFunction\n\
- *\n\
- * @param {vec4} packedDepth The packed depth.\n\
- *\n\
- * @returns {float} The floating-point depth in [0, 1) range.\n\
- */\n\
- float czm_unpackDepth(vec4 packedDepth)\n\
- {\n\
- // See Aras Pranckevičius' post Encoding Floats to RGBA\n\
- // http://aras-p.info/blog/2009/07/30/encoding-floats-to-rgba-the-final/\n\
- return dot(packedDepth, vec4(1.0, 1.0 / 255.0, 1.0 / 65025.0, 1.0 / 16581375.0));\n\
- }\n\
- ";
|
