On Wed, Oct 10, 2012 at 11:01 PM, Armin K. <[email protected]> wrote: > On 10/11/2012 03:23 AM, Nathan Coulson wrote: >> >> Just wondering, but do we want to use enable-texture-float by default? >> The developers were worried about potential patent issues. >> >> Perhaps as an optional flag, pointing at >> http://cgit.freedesktop.org/mesa/mesa/tree/docs/patents.txt?h=8.0 for >> those who choose to enable it. >> >> http://www.phoronix.com/scan.php?page=news_item&px=OTMzMg >> > > Most distros have that feature enabled by default. I've pointed out > patent issue ever since I put the instruction there, but it seems no one > reads "Command Explanations" > > Command Explanations > > --enable-texture-float: This switch enables floating-point textures and > render buffers. Please consult docs/patents.txt to see if there are any > legal issues if you use this feature. > > Patents do not pose a problem outside of US and Germany today, even > tough many countries claim to have that law. These are ones that "care > the most". > > http://anonscm.debian.org/gitweb/?p=pkg-xorg/lib/mesa.git;a=blob;f=debian/rules;h=551cb7586d4f3b76a307ce279614a1b918b90e59;hb=HEAD > > http://anonscm.debian.org/gitweb/?p=pkg-xorg/lib/mesa.git;a=blob;f=debian/rules;h=e059404327daa3f94b38ebb492d012ee72b3a873;hb=refs/heads/ubuntu > > https://projects.archlinux.org/svntogit/packages.git/tree/trunk/PKGBUILD?h=packages/mesa > > Debian, Ubuntu and Archlinux seem to enable that flag by default and > shipt it, while Gentoo does not even provide a way to enable it by > default in portage. > > I don't think that this might be patent infrigment from the user side, > but from the developer side - implementing patented stuff into software > that has not been granted permissions to do so. > > Another story was S3TC stuff. I tought about adding an external library > that implements S3 Texture Compression (libtxc_dxtn library) into Mesa > instructions, but I didn't do that.
Apologies, I missed the note explaining the commands (not sure how I missed it, I was looking for it before I posted). Works for me. (Used to seeing possibly patented stuff off by default in BLFS. such as libungif [expired], and openssl [looks like it's no longer disabled by default]) -- Nathan Coulson (conathan) ------ Location: British Columbia, Canada Timezone: PST (-8) Webpage: http://www.nathancoulson.com -- http://linuxfromscratch.org/mailman/listinfo/blfs-dev FAQ: http://www.linuxfromscratch.org/blfs/faq.html Unsubscribe: See the above information page
