Discussion:
[Opensg-users] Check for VAO extension
Michael Raab
2014-10-16 13:15:18 UTC
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Carsten Neumann
2014-10-16 16:03:32 UTC
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Hello Michael,

On 10/16/2014 03:15 PM, Michael Raab wrote:
> we had (again) a customer with an older Quadro graphics board which
> unfortunately does not even support vertex array objects. As there was
> no check for their support before calling the appropriate GL functions,
> I added 2 tests for their extension (GL_ARB_vertex_array_object) to make
> sure the application does not crash. Code it attached.

thanks! I think there are still some code paths that could hit this
problem though, I'm proposing the attached instead. What do you think?

Cheers,
Carsten
Michael Raab
2014-10-17 06:36:25 UTC
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<html><head></head><body><div style="font-family: Verdana;font-size: 12.0px;"><div>
<div>Hello Carsten,</div>

<div>&nbsp;</div>

<div>patch looks good to me. Please go ahead. Thanks.</div>

<div>&nbsp;</div>

<div>Michael</div>

<div>&nbsp;
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<div style="margin:0 0 10px 0;"><b>Gesendet:</b>&nbsp;Donnerstag, 16. Oktober 2014 um 18:03 Uhr<br/>
<b>Von:</b>&nbsp;&quot;Carsten Neumann&quot; &lt;***@gmail.com&gt;<br/>
<b>An:</b>&nbsp;opensg-***@lists.sourceforge.net<br/>
<b>Betreff:</b>&nbsp;Re: [Opensg-users] Check for VAO extension</div>

<div name="quoted-content">Hello Michael,<br/>
<br/>
On 10/16/2014 03:15 PM, Michael Raab wrote:<br/>
&gt; we had (again) a customer with an older Quadro graphics board which<br/>
&gt; unfortunately does not even support vertex array objects. As there was<br/>
&gt; no check for their support before calling the appropriate GL functions,<br/>
&gt; I added 2 tests for their extension (GL_ARB_vertex_array_object) to make<br/>
&gt; sure the application does not crash. Code it attached.<br/>
<br/>
thanks! I think there are still some code paths that could hit this<br/>
problem though, I&#39;m proposing the attached instead. What do you think?<br/>
<br/>
Cheers,<br/>
Carsten<br/>
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