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Re: gluBuild2DMipMaps() and Non PO2 Textures

by zyend <karim.atiki@[EMAIL PROTECTED] > Jul 15, 2008 at 05:04 AM

Hi Fungus,

> The only problem with your method is that it wastes memory
In which manner does it waste memory as I don't rescale the image, nor
allocate an additional buffer ?

> - but mipmaps also use memory so it's obviously not a solution.
That's my opinion too.


> gluBuild2DMipMaps uses gluScaleImage to resize the image,
> you can use that without making mipmaps..
But it will also waste memory ?
If I have a 284x284 image, I'd have to rescale to 512x512 ?

> Resizing the images will distort them (make them blurry).
Definitly agree.
And I really care about the details of the texture as it's applied on
my "sprites" quad :o(

I guess there'sn't a single perfect solution...
 




 6 Posts in Topic:
gluBuild2DMipMaps() and Non PO2 Textures
zyend <karim.atiki@[EM  2008-07-15 00:51:50 
Re: gluBuild2DMipMaps() and Non PO2 Textures
fungus <openglMYSOCKS@  2008-07-15 04:46:25 
Re: gluBuild2DMipMaps() and Non PO2 Textures
zyend <karim.atiki@[EM  2008-07-15 05:04:49 
Re: gluBuild2DMipMaps() and Non PO2 Textures
fungus <openglMYSOCKS@  2008-07-15 08:00:30 
Re: gluBuild2DMipMaps() and Non PO2 Textures
zyend <karim.atiki@[EM  2008-07-15 08:43:53 
Re: gluBuild2DMipMaps() and Non PO2 Textures
fungus <openglMYSOCKS@  2008-07-15 11:22:11 

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