[Fluxus] Getting shaders working

[sharpie7 at pinedragon.com]

Dave,

Yes thanks. The OpenGL on my laptop is too old. On my desktop it works.

Cheers

Iain

----- Original Message ----- 
From: "Dave Griffiths" <dave at pawfal.org>
To: <dave at pawfal.org>
Cc: <sharpie7 at pinedragon.com>; <fluxus at lists.pawfal.org>
Sent: Tuesday, October 16, 2007 10:02 AM
Subject: Re: [Fluxus] Getting shaders working


>
>>
>>> OK - another newbie question.
>>>
>>>   My fluxus seems to work fine except I can't get anything other than
>>> the
>>> default shader working. All objects are just drawn with the default
>>> shader no matter what you specify.
>>>
>>>   Any suggestions?
>>
>> The main think I can think of is that fluxus shaders require OpenGL 2.0 -
>> does your driver support that?
>>
>>>   One related thing that I find odd. If you secify files that obviously
>>> don't exist in the "shader" procedure it doesn't report any kind of
>>> error.
>>
>> If shading isn't enabled (due to the driver not supporting it), the code
>> doesn't get that far, so it wouldn't return an error. It might be a bug 
>> if
>> it is enabled though - it's quite a recent feature.
>
> ... and yes, it would be nice to have a function which returns the status
> of the hardware shading being supported or not ...
>
> for the moment glxinfo should tell you (via the OpenGL version string)
>
> cheers,
>
> dave
>
>