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- //This file is automatically rebuilt by the Cesium build process.
- export default "/**\n\
- * Converts an HSL color (hue, saturation, lightness) to RGB\n\
- * HSL <-> RGB conversion: {@link http://www.chilliant.com/rgb2hsv.html}\n\
- *\n\
- * @name czm_HSLToRGB\n\
- * @glslFunction\n\
- * \n\
- * @param {vec3} rgb The color in HSL.\n\
- *\n\
- * @returns {vec3} The color in RGB.\n\
- *\n\
- * @example\n\
- * vec3 hsl = czm_RGBToHSL(rgb);\n\
- * hsl.z *= 0.1;\n\
- * rgb = czm_HSLToRGB(hsl);\n\
- */\n\
- \n\
- vec3 hueToRGB(float hue)\n\
- {\n\
- float r = abs(hue * 6.0 - 3.0) - 1.0;\n\
- float g = 2.0 - abs(hue * 6.0 - 2.0);\n\
- float b = 2.0 - abs(hue * 6.0 - 4.0);\n\
- return clamp(vec3(r, g, b), 0.0, 1.0);\n\
- }\n\
- \n\
- vec3 czm_HSLToRGB(vec3 hsl)\n\
- {\n\
- vec3 rgb = hueToRGB(hsl.x);\n\
- float c = (1.0 - abs(2.0 * hsl.z - 1.0)) * hsl.y;\n\
- return (rgb - 0.5) * c + hsl.z;\n\
- }\n\
- ";
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