Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-12 Thread Liam R E Quin
On Thu, 2010-03-11 at 18:40 +0100, Martin Nordholts wrote: [...] > By knowing that it works on buffers with ink density and not light > intensity. So how would GIMP know that? There are many heuristics that > could be used: > > * Was the buffer created with Decompose? It's common to decompose e

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-11 Thread Martin Nordholts
On 03/11/2010 06:23 PM, Alexandre Prokoudine wrote: > On 3/10/10, Martin Nordholts wrote: > >>> How about editing in CMYK space, where higher numbers mean greater ink >>> density? Perhaps this is why Photoshop has this 'flip' feature. >> >> Good point, but in this case GIMP can do the necessary inv

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-11 Thread Alexandre Prokoudine
On 3/10/10, Martin Nordholts wrote: >> How about editing in CMYK space, where higher numbers mean greater ink >> density? Perhaps this is why Photoshop has this 'flip' feature. > > Good point, but in this case GIMP can do the necessary invert and flip > for the user How? :) Alexandre ___

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-10 Thread Martin Nordholts
2010/3/10 : > On 10 March 2010 08:04, Sven Neumann wrote: >> Sorry, but the fact that another program has a toggle button for this is >> not an argument for adding such a toggle button to GIMP. So is there any >> work-flow or use-case for which it would be beneficial to reverse the >> direction?

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-10 Thread jcupitt
On 10 March 2010 08:04, Sven Neumann wrote: >> BUT... that little double-arrow thingy at the bottom of the curves >> graph reverses black/white positions. > > Sorry, but the fact that another program has a toggle button for this is > not an argument for adding such a toggle button to GIMP. So is t

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-10 Thread Sven Neumann
Hi, On Tue, 2010-03-09 at 16:47 -0500, Jay Smith wrote: > The general arguments you raise such as "code harder to maintain" and > "interface more complex" are all perfectly legitimate and could be said > of virtually any program change. However, they are not a "shield" from > change. Rather, th

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Jay Smith
On 03/09/2010 09:06 PM, David Gowers wrote: > On Wed, Mar 10, 2010 at 8:19 AM, Jay Smith wrote: >> On 03/09/2010 04:39 PM, Jon Senior wrote: >>> On Tue, 09 Mar 2010 16:30:58 -0500 >>> Jay Smith wrote: >>> I am not sure where the "standard" that you mention comes from. I had never seen

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread David Gowers
On Wed, Mar 10, 2010 at 8:19 AM, Jay Smith wrote: > On 03/09/2010 04:39 PM, Jon Senior wrote: >> On Tue, 09 Mar 2010 16:30:58 -0500 >> Jay Smith wrote: >> >>> I am not sure where the "standard" that you mention comes from.  I had >>> never seen black at bottom left (by default) until I started to

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Jay Smith
On 03/09/2010 04:39 PM, Jon Senior wrote: > On Tue, 09 Mar 2010 16:30:58 -0500 > Jay Smith wrote: > >> I am not sure where the "standard" that you mention comes from. I had >> never seen black at bottom left (by default) until I started to use >> Gimp. >> >> Is there some actual scientific stand

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Jay Smith
On 03/09/2010 04:12 PM, Sven Neumann wrote: > Hi, > > On Tue, 2010-03-09 at 15:51 -0500, Jay Smith wrote: > >> The above exchange occurred today on the Gimp-User list. >> >> I am posting here for discussion prior to posting an Enhancement >> Suggestion on Bugzilla. >> >> For a future version, I

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Jon Senior
On Tue, 09 Mar 2010 16:30:58 -0500 Jay Smith wrote: > I am not sure where the "standard" that you mention comes from. I had > never seen black at bottom left (by default) until I started to use > Gimp. > > Is there some actual scientific standard underlying that? Or just > majority of programs

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Alexia Death
On Tue, Mar 9, 2010 at 11:30 PM, Jay Smith wrote: > On 03/09/2010 04:12 PM, Alexia Death wrote: > Is there some actual scientific standard underlying that?  Or just > majority of programs?  Or the programs you have used?  Or? That standard is based on the fact that Ive never seen a curves tool th

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Jay Smith
On 03/09/2010 04:12 PM, Alexia Death wrote: > On Tue, Mar 9, 2010 at 10:51 PM, Jay Smith wrote: >> Does anybody other than me think that it would be a useful feature to >> add the ability to reverse the Curves black/white direction? > I find it about a useless as a feature as it gets. Standard cur

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Alexia Death
On Tue, Mar 9, 2010 at 10:51 PM, Jay Smith wrote: > Does anybody other than me think that it would be a useful feature to > add the ability to reverse the Curves black/white direction? I find it about a useless as a feature as it gets. Standard curve direction is black bottom left and white top ri

Re: [Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Sven Neumann
Hi, On Tue, 2010-03-09 at 15:51 -0500, Jay Smith wrote: > The above exchange occurred today on the Gimp-User list. > > I am posting here for discussion prior to posting an Enhancement > Suggestion on Bugzilla. > > For a future version, I wish to propose adding the ability to reverse > the direct

[Gimp-developer] Adding ability to reverse curves dialog

2010-03-09 Thread Jay Smith
On the GIMP-USER list On 03/09/2010 03:02 PM, Brendan wrote: > On Tuesday 09 March 2010, Sven Neumann wrote: >> On Tue, 2010-03-09 at 14:49 -0500, Jay Smith wrote: >>> The Color > Curves dialog has the black in the lower left corner >>> and the white in the upper right corner. This is the oppos