.\" This page was automatically generated. Do not edit! .\" .TH PLRGBHLS 3plplot "January, 2019" "" "PLplot API" .SH NAME \fBplrgbhls\fP - Convert RGB color to HLS .SH SYNOPSIS \fBplrgbhls\fP(\fIr\fP, \fIg\fP, \fIb\fP, \fIp_h\fP, \fIp_l\fP, \fIp_s\fP) .SH DESCRIPTION .P Convert RGB color coordinates to HLS .P Redacted form: General: \fBplrgbhls(r, g, b, p_h, p_l, p_s)\fP .P This function is used in example 2. .SH ARGUMENTS .TP \fIr\fP (\fBPLFLT\fP(3plplot), input) Red intensity (0.0-1.0) of the color. .TP \fIg\fP (\fBPLFLT\fP(3plplot), input) Green intensity (0.0-1.0) of the color. .TP \fIb\fP (\fBPLFLT\fP(3plplot), input) Blue intensity (0.0-1.0) of the color. .TP \fIp_h\fP (\fBPLFLT_NC_SCALAR\fP(3plplot), output) Returned value of the hue in degrees (0.0-360.0) on the color cylinder. .TP \fIp_l\fP (\fBPLFLT_NC_SCALAR\fP(3plplot), output) Returned value of the lightness expressed as a fraction (0.0-1.0) of the axis of the color cylinder. .TP \fIp_s\fP (\fBPLFLT_NC_SCALAR\fP(3plplot), output) Returned value of the saturation expressed as a fraction (0.0-1.0) of the radius of the color cylinder. .SH AUTHORS Many developers (who are credited at http://plplot.org/credits.php) have contributed to PLplot over its long history. .SH SEE ALSO PLplot documentation at http://plplot.org/documentation.php.