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.TH PLRGBHLS 3plplot  "February, 2014" "" "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
Perl/PDL: Not available? Implemented as plrgb/plrgb1? 

.P
This function is used in example 2. 
.SH ARGUMENTS
.TP
\fIr\fP (PLFLT, input) 
Red intensity (0.0-1.0) of the colour 
.TP
\fIg\fP (PLFLT, input) 
Green intensity (0.0-1.0) of the colour 
.TP
\fIb\fP (PLFLT, input) 
Blue intensity (0.0-1.0) of the colour 
.TP
\fIp_h\fP (PLFLT *, output) 
Pointer to hue, in degrees on the colour cone (0.0-360.0) 
.TP
\fIp_l\fP (PLFLT *, output) 
Pointer to lightness, expressed as a fraction of the axis of the colour cone (0.0-1.0) 
.TP
\fIp_s\fP (PLFLT *, output) 
Pointer to saturation, expressed as a fraction of the radius of the colour cone (0.0-1.0) 

.SH AUTHORS
Many developers (who are credited at http://plplot.sourceforge.net/credits.php)
have contributed to PLplot over its long history.
.SH SEE ALSO
PLplot documentation at http://plplot.sourceforge.net/documentation.php.
