hi, I confirm that the example "01.simple_texture.pd" doesn't work for me on Windows 7 with pd-extended 0.44-0 and Gem 0.93.3 And none of the 10.glsl/ example work. All send the same errors: [glsl_vertex]: error reading file [glsl_fragment]: error reading file
+ a -- do it yourself http://antoine.villeret.free.fr 2013/9/11 Cyrille Henry <c...@chnry.net> > hello, > > this shaders works for me. > i don't know the cause of the problem. > > cheers > c > > > Le 11/09/2013 13:40, Michael Mihocic a écrit : > > Thanks again for your help!! >> >> What I did: >> - I downloaded and installed Pd-extended for Windows from here: >> http://puredata.info/**downloads/pd-extended<http://puredata.info/downloads/pd-extended>(v0.43.4, >> Windows Installer) >> - I started pd with "pd-extended.bat" in pd folder >> - When I'm running pd all GEM details are displayed (version,...) -> I >> guess GEM is loaded properly >> - I opened example patch 01.simple_texture.pd in folder >> \extra\Gem\examples\10.glsl >> - I can load the images but when I want to load the shader these error >> messages are displayed: >> [glsl_vertex]: error reading file >> [glsl_fragment]: error reading file >> - after replacing all CRLF by CR I receive different error messages, as I >> described below!? >> I could load neither .vert nor .frag files! I will send them to you in a >> seperate email. >> The files are existing and found by pd, otherwise I would receive a >> different error message.... >> >> Br, Michael >> >> -------- Original Message -------- >> Subject: Re: [GEM-dev] Oculus Rift distortion/support >> From: Cyrille Henry <c...@chnry.net> >> To: gem-dev@iem.at >> Date: 11.09.2013 12:03 >> >>> >>> >>> Le 11/09/2013 08:35, Michael Mihocic a écrit : >>> >>>> Dear list, >>>> >>>> I tried to get familiar with shaders in GEM. I started with >>>> "01.simple_texture.pd" in folder 10.glsl. >>>> >>>> I can start rendering (checking "rendering") but I cannot load shaders. >>>> After checking the rendering checkbox 2 errors occur: >>>> [glsl_vertex]: need to load a shader >>>> [glsl_fragment]: need to load a shader >>>> >>>> When I try to use shaders (click on "load shader") I receive the error >>>> message: >>>> linking: link 1.5 3.5 >>>> [glsl_program]: Info_log: >>>> [glsl_program]: Vertex info >>>> ----------- >>>> (0) : error C5145: must write to gl_Position >>>> [glsl_program]: Link failed! >>>> >>>> These errors occur when I either try to open a ".vert" or a ".fraq" >>>> file! Do you have any ideas what I could try to use different shaders??? >>>> Below I'm listing my system details: >>>> >>>> are you really sure you did not modifies oher things in the shader >>> code? >>> if so, could you send them to me so that i can check. >>> c >>> >>> >>> - pd: 0.43.4-extended >>>> - GEM: 0.93.3 >>>> - System: Windows 7-64 >>>> - Folder contains no spaces: "C:\pd-0.43.4\extra\Gem\** >>>> examples\10.glsl" >>>> - I replaced all CRLFs with CRs as I found in >>>> https://sourceforge.net/p/**pure-data/bugs/864/?page=2<https://sourceforge.net/p/pure-data/bugs/864/?page=2>(otherwise >>>> I get the errors >>>> [glsl_vertex]: error reading file >>>> [glsl_fragment]: error reading file >>>> - I also tried to run pd with Admin permissions >>>> >>>> Thanks in advance!! >>>> >>>> Br, Michael >>>> >>>> >>>> -------- Original Message -------- >>>> Subject: Re: [GEM-dev] Oculus Rift distortion/support >>>> From: Jack <j...@rybn.org> >>>> To: gem-dev@iem.at >>>> Date: 25.07.2013 12:22 >>>> >>>>> Hello, >>>>> >>>>> Yep, and if oculus doesn't provide a shader for barrel distortion, >>>>> there >>>>> is plenty of example on the web. >>>>> ++ >>>>> >>>>> Jack >>>>> >>>>> >>>>> >>>>> Le 25/07/2013 12:17, Cyrille Henry a écrit : >>>>> >>>>>> hello, >>>>>> >>>>>> one have to use shader in order create the image distortion. >>>>>> >>>>>> i think oculus should provide standard shader that you have to insert >>>>>> in your rendering process. >>>>>> >>>>>> the only problem is that you have to do 2 rendering : one for each >>>>>> eye. >>>>>> The best solution is to do a 3 pass rendering : >>>>>> 1st : left eye view without distortion, rendered in a frame buffer >>>>>> 2nd : right eye view (no distortion / framebuffer) >>>>>> 3rd : using the 2 previous texture and a shader, render the final >>>>>> image >>>>>> >>>>>> cheers >>>>>> c >>>>>> >>>>>> >>>>>> Le 25/07/2013 12:04, Michael Mihocic a écrit : >>>>>> >>>>>>> Dear list, >>>>>>> >>>>>>> we are using GEM with a head-mounted-display to present a virtual >>>>>>> world to subjects performing acoustic localization experiments. >>>>>>> >>>>>>> Now we plan to switch from our current HMD to Oculus Rift (an >>>>>>> upcoming virtual reality head-mounted display). Therefore we need to >>>>>>> modify our image and add (asymetric) barrel distortion to the >>>>>>> represented image. (The image distortion is compensated by the lenses >>>>>>> in Oculus Rift.) >>>>>>> >>>>>>> My questions now: >>>>>>> - Is there an easy solution to implement barrel distortion to the >>>>>>> rendered window in GEM? >>>>>>> - Does anybody of you already have some experience with GEM together >>>>>>> with Oculus Rift? >>>>>>> >>>>>>> Since attachments should be avoided in this list, I do not send any >>>>>>> example pictures of the distortion or our current presented world. If >>>>>>> you are interested you can either contact me and I can send you some >>>>>>> screenshots, or you can google for example images/videos of Oculus >>>>>>> Rift distortion. >>>>>>> >>>>>>> Thanks in advance and best regards, Michael >>>>>>> >>>>>>> ______________________________**_________________ >>>>>> GEM-dev mailing list >>>>>> GEM-dev@iem.at >>>>>> http://lists.puredata.info/**listinfo/gem-dev<http://lists.puredata.info/listinfo/gem-dev> >>>>>> >>>>> >>>>> ______________________________**_________________ >>>>> GEM-dev mailing list >>>>> GEM-dev@iem.at >>>>> http://lists.puredata.info/**listinfo/gem-dev<http://lists.puredata.info/listinfo/gem-dev> >>>>> >>>> >>>> -- >>>> Michael Mihocic >>>> Psychoacoustics & Experimental Audiology >>>> Acoustics Research Institute <http://www.kfs.oeaw.ac.at/> >>>> Austrian Academy Of Sciences <http://www.oeaw.ac.at/> >>>> Wohllebengasse 12-14 / 1 >>>> A-1040 Vienna, Austria >>>> Tel: +43 (1) 51581 2515 (Office) >>>> Tel: +43 (1) 51581 2525 (Lab) >>>> Fax: +43 (1) 51581 2530 >>>> michael.miho...@oeaw.ac.at >>>> <mailto:michael.mihocic@oeaw.**ac.at<michael.miho...@oeaw.ac.at> >>>> > >>>> >>>> >>>> ______________________________**_________________ >>>> GEM-dev mailing list >>>> GEM-dev@iem.at >>>> http://lists.puredata.info/**listinfo/gem-dev<http://lists.puredata.info/listinfo/gem-dev> >>>> >>>> >>> ______________________________**_________________ >>> GEM-dev mailing list >>> GEM-dev@iem.at >>> http://lists.puredata.info/**listinfo/gem-dev<http://lists.puredata.info/listinfo/gem-dev> >>> >> >> -- >> Michael Mihocic >> Psychoacoustics & Experimental Audiology >> Acoustics Research Institute <http://www.kfs.oeaw.ac.at/> >> Austrian Academy Of Sciences <http://www.oeaw.ac.at/> >> Wohllebengasse 12-14 / 1 >> A-1040 Vienna, Austria >> Tel: +43 (1) 51581 2515 (Office) >> Tel: +43 (1) 51581 2525 (Lab) >> Fax: +43 (1) 51581 2530 >> michael.miho...@oeaw.ac.at >> <mailto:michael.mihocic@oeaw.**ac.at<michael.miho...@oeaw.ac.at> >> > >> >> >> ______________________________**_________________ >> GEM-dev mailing list >> GEM-dev@iem.at >> http://lists.puredata.info/**listinfo/gem-dev<http://lists.puredata.info/listinfo/gem-dev> >> >> > ______________________________**_________________ > GEM-dev mailing list > GEM-dev@iem.at > http://lists.puredata.info/**listinfo/gem-dev<http://lists.puredata.info/listinfo/gem-dev> >
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