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: Wed, 16 Nov 2016 00:51:13 -0500 Lines: 10 Message-ID: <9sdhl6.l0p.19.1@news.alt.net> References: <093d02c9-93e0-4d98-b0ab-3144692fdd0a@googlegroups.com> <9sd4sr.9c6.19.1@news.alt.net> <9sd6po.kd5.19.1@news.alt.net> 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: <9sd6po.kd5.19.1@news.alt.net> Content-Language: en-US Xref: csiph.com comp.graphics.apps.gnuplot:3463 On 11/15/2016 9:45 PM, dale wrote: > you do need to add the secondary terms are you doing your math in integers? rounding, clipping, etc. too? in your blue calculation you might be diving by infinity if you don't clip to 255, in eight bit calculations -- dale | http://www.dalekelly.org