> > > >There's the xi2 branch of gtk+, which is, as far as I know, pretty close >>> >to being merged. That would be needed for adding multi-touch support to >>> >GIMP. Not sure if it makes sense to base a Google Summer of Code project >>> >on pending work in another project. But it's certainly an interesting >>> >project. >>> >>> I also checked xi2, what I see is there is huge difference > between what I am thinking and what Peter (owner of this project) > is focusing on. Their concept is to make able current applications with no > change to take inputs from more than one input devices. Its like two people > working on gimp, each having one pair of mouse, keyboard and a display, > but obviously computing machine is same. Now if one make any changes to the > canvas and it can be viewed by the other and other if wanted can make > changes to it. But simultaneously not. That is basically there would be only > one input to the application at a time. See this line from xi2 feature page > "http://fedoraproject.org/wiki/Features/XI2#Documentation"; "Each time an > SD generates an event, this event is passed through the MD to the respective > application". Here SD stands for slave device and MD for master device, so > after all its MD that is controlling the application, SD have no reach to > the application. In no way application can have more than one input at the > same time. i.e required to make gestures. Gestures is what xi2 is not > working with. *So its a new project to very extent and not done yet.* > > >> >The project you are proposing is quite ambiguous as it requires >>> >fundamental changes to the GIMP core. I am afraid that you are not >>> >qualified to tackle this project. Adding multi-touch support to GIMP >>> >requires decent knowledge of GTK+ and GDK, which you are obviously >>> >missing. >> >> >>> Also I was mentioning about recognizing gestures, by making an gesture >> server. Multi touch applications is what I was involved with since more than >> one year. I have built my own multi touch table based on jeff hann concept. >> >> I was also mentioning about changes in gimp too, which someone has to >> come with. *Though I am a beginner with gtk+ and gdk* but i have already >> completed half of my work as >> >> 1. I know how to take multiple inputs and reach upto application with. I >> worked in pymt framework and is *well*-*versed with its api and done some >> applications too.* >> 2. Pymt framework is an active group and fast growing framework. >> Currently it support TUIO protocol, Mac Touch, Window 7 WM_Touch native >> support, Support SMK device, Support Wiimote device. >> > 3. There is PyGTK to make pymt integrate well with GTK+ and to make > portable the whole application to the platforms that GIMP supports. PyGTK > applications are truly multiplatform and they're able to run, unmodified, on > Linux, Windows, MacOS X and other platform. > 4. I have my own open source multi touch table to test applications. > > So I think I am left with GTK+ to work with and think that can be done > in three months period. > >> >> Alok Mishra >> India >> >> >> -- >> have a good day > >
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