[PD] [GEM]: GL Shader Language

[jack at rybn.org]

Yep, very interesting example !
You can "boost" Gem with glsl object.
Is there workshop in Paris about that Cyrille ?
I think, that it would be interesting to do.

Jack

>
>
> Hans-Christoph Steiner a écrit :
>>
>> On Jun 17, 2007, at 6:58 AM, cyrille henry wrote:
>>
>>> hello,
>>>
>>>
>>> Kyle Klipowicz a écrit :
>>>> Ooop please send any elementary examples of these things.
>>>
>>>
>>> i post a few very diferents shader and the pd patch to use them here :
>>>
>>> http://drpichon.free.fr/gem_glsl_ch_200070617.zip
>>
>> Wow, these are some nice examples, these should be included in the
>> "examples" section of Pd-extended.
>>
>
> well, i think i should clean up some code and check licence for the shader
> i did not write.
> where should i put them in order to include them in pd-extended?
>
> cyrille
>
>> .hc
>>
>>>
>>>
>>>> I got
>>>> confused by the Gem docs (they don't explain OpenGL as thoroughly as
>>>> the vanilla Pd-docs explain DSP).
>>>
>>> Gem doc aim is to explain gem specific stuf. but in order to use Gem,
>>> you also need a good openGL book.
>>> (you can find lot's of them)
>>>
>>> cyrille
>>>
>>>
>>>>
>>>> ~Kyle
>>>>
>>>> On 6/17/07, cyrille henry <cyrille.henry at la-kitchen.fr> wrote:
>>>>> hello,
>>>>>
>>>>> Alexandre Quessy a écrit :
>>>>>> Hi all !
>>>>>> The Toon.vert and Toon.frag shaders don't seem to work quite well
>>>>>> here. I only get some kind of darker or lighter grey depending on
>>>>>> the
>>>>>> value of the "Phong" variable I set it to have. I am using
>>>>>> Pd-extended
>>>>>> 0.39-2 test 5 on Ubuntu Linux Intel. Gem is 0.91-cvs compiled on Mar
>>>>>> 16 2007. Should I generate something any better ?
>>>>> this is exactly what the toon shader is aiming to do.
>>>>> look at it's code to undersant why.
>>>>>
>>>>>>
>>>>>> Anyone has an other GLSL shader to suggest to try it with ?
>>>>>
>>>>> yes, google has a lot.
>>>>>
>>>>> i have a few other exemple on my computer, tell me if you're looking
>>>>> for some specific stuf.
>>>>>
>>>>>
>>>>> cyrille
>>>>>
>>>>>
>>>>>>
>>>>>> Thanks !!
>>>>>>
>>>>>> a
>>>>>>
>>>>>> 2007/6/16, chris clepper <cgclepper at gmail.com>:
>>>>>>> GEM is a bit easier to deal with for shaders since there is no need
>>>>> to do
>>>>>>> any specific wrapper.  Any ARB_ vertex or fragment shader and any
>>>>>>> GLSL
>>>>>>> shader you find on the web can work in GEM without modification.
>>>>> In some
>>>>>>> cases you might need to change something in the shader text to deal
>>>>> with
>>>>>>> rectangle vs 2D textures.
>>>>>>>
>>>>>>>
>>>>>>> On 6/16/07, Cypod <cypod25 at gmail.com> wrote:
>>>>>>>>
>>>>>>>> On the cycling74 webpage there is an interesting article about
>>>>> writing
>>>>>>> shaders for jitter:
>>>>>>>>   http://cycling74.com/story/2007/5/23/181113/507
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> is there a similar function available for GEM? Has anyone had
>>>>> experience
>>>>>>> with doing this?
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>> ----------------------------------------------------------------------------
>>
>>
>>                                               http://at.or.at/hans/
>>
>>
>>
>>
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