Path: csiph.com!xmission!news.alt.net From: dale Newsgroups: comp.graphics.apps.gnuplot Subject: Re: Overlapping/Merge two density plot red and green scale using gnuplot Date: Thu, 17 Nov 2016 21:32:37 -0500 Lines: 24 Message-ID: <9siep8.i2q.19.1@news.alt.net> References: <093d02c9-93e0-4d98-b0ab-3144692fdd0a@googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.0a2 In-Reply-To: <093d02c9-93e0-4d98-b0ab-3144692fdd0a@googlegroups.com> Content-Language: en-US Xref: csiph.com comp.graphics.apps.gnuplot:3465 On 11/14/2016 2:59 PM, Graziani Candiotto wrote: > Thanks for attention. where R,G,B are 8 bit integer intensities and r,g,b are intensities 255*((r + g + b) + (r + g + b))/(r + g + b) 255*((1 + 0 + 0) + (0 + 1 + 0))/(1 + 1 + 0) 255*(1+1)/(1+1) 255*1 255 where R,G,B are 8 bit integer intensities and r,g,b are intensities B=0 results in yellow equals 255 I could hack at a set operation later on ... -- dale | http://www.dalekelly.org