tag:blogger.com,1999:blog-3064325214589649535.post5134052261202867603..comments2024-03-28T06:52:15.545+01:00Comments on Joost's Dev Blog: Texture formats for 2D games, part 3: DXT and PVRTCJoost van Dongenhttp://www.blogger.com/profile/00569566310604620045noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-3064325214589649535.post-921873559234172612016-04-12T09:37:55.807+02:002016-04-12T09:37:55.807+02:00Lol, as explained in this series PNG is not suppor...Lol, as explained in this series PNG is not supported on videocards, so it is only relevant for storage on disk, not during actual gameplay.Joost van Dongenhttps://www.blogger.com/profile/00569566310604620045noreply@blogger.comtag:blogger.com,1999:blog-3064325214589649535.post-39632831137207327462016-04-12T05:59:42.971+02:002016-04-12T05:59:42.971+02:00PNG SHALL REIN SUPREME FOR IT IS THE SUPERIOR FORM...PNG SHALL REIN SUPREME FOR IT IS THE SUPERIOR FORMAT.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-3064325214589649535.post-28202839165353499032015-11-22T11:12:19.987+01:002015-11-22T11:12:19.987+01:00The videocard performs the interpolation whenever ...The videocard performs the interpolation whenever you grab a colour in the pixel shader. So it really goes into video memory like this. Videocards have low-level hardware support for DXT.Joost van Dongenhttps://www.blogger.com/profile/00569566310604620045noreply@blogger.comtag:blogger.com,1999:blog-3064325214589649535.post-77269439253357132972015-11-22T10:50:18.726+01:002015-11-22T10:50:18.726+01:00Great article. Very informative.
If I understood c...Great article. Very informative.<br />If I understood correctly only two colors are stored per block in DXT1. When is the interpolation producing the two additional middle colors performed then? Is it done by the renderer?<br /><br />I'd be interested in knowing more about your custom DXT tool adventure.Andreashttp://unlitart.com/blognoreply@blogger.comtag:blogger.com,1999:blog-3064325214589649535.post-24587002820926849942015-11-21T17:27:14.273+01:002015-11-21T17:27:14.273+01:00I find that dithering 24-bit colour in 16 bits mak...I find that dithering 24-bit colour in 16 bits makes even gradients almost indistinguishable.Don Rebahttps://www.blogger.com/profile/18015532040220223370noreply@blogger.com