[Public WebGL] NPOT (non-power-of-two) textures

[Chris Marrin]

On Jan 14, 2010, at 11:29 AM, Kenneth Waters wrote:

> OpenGL ES only supports NPOT, not RT. So does that mean we leave  
> these older cards in the cold? The only options I see are:
>
> OpenGL-ES does not support full NPOT textures.  It has similar  
> restrictions to rectangle, except the texture coordinates are  
> normalized.  It may be possible to emulate them with Rectangle, but  
> I haven't dug into all of the semantics.

Given that Rectangle Textures use different samplers in the shaders  
(sampler2DRect vs sampler2D) I don't think you could practically  
emulate this in a shader-based API.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://khronos.org/pipermail/public_webgl_khronos.org/attachments/20100114/d86ddf2a/attachment.html>