[R] How to get transparent colors to sum to complete opacity?

S Ellison S.Ellison at LGCGroup.com
Mon Dec 17 16:35:19 CET 2012


 

> -----Original Message-----
> Superposing a finite set of semi-transparent dots will never 
> give an opaque one (and that is true of physical dots too).

Indeed not; this is an ideal case of the Beer-Lambert law.

Nice to know that basic chemistry has applications in computational graphics ...

S Ellison

*******************************************************************
This email and any attachments are confidential. Any use...{{dropped:8}}




More information about the R-help mailing list