h6. [[ColourTrans]] h6(. » [[ColourTrans SWI Calls|SWI Calls]] h6((. » ColourTrans_ConvertRGBToCIE h2. ColourTrans_ConvertRGBToCIE h5. (SWI &40755) |_<^{width:3em}. Entry | | |<. R0|<^. Red component| |<. R1|<^. Green component| |<. R2|<^. Blue component| |_<^{width:3em}. Exit || |<^. R0 |<^. CIE x tristimulus value| |<^. R1 |<^. CIE y tristimulus value| |<^. R2 |<^. CIE z tristimulus value| h4. Use The purpose of this call is to convert the colour passed as RGB values to CIE values. h4. Notes The parameters passed are fixed point 32-bit numbers. The lower 16 bits (0 – 15) are used below the decimal point, and the upper 16 bits above the decimal point. h4. See also * [[ColourTrans_ConvertCIEToRGB]]