Archive for 2010

Parsing PBRT scenes

Thursday, December 30th, 2010 by Bramz

I’ve started writing this post back in June, but I guess something else came up =) LiAR always has been an on-and-off thing, and this is no different. But let’s finish this one before the end of the year. For the last few weeks months, I’ve been working on a parser for the PBRT scene […]

Building OpenEXR libraries for Windows x64

Tuesday, May 25th, 2010 by Bramz

LiAR supports the OpenEXR file format for several months now, but I only had it working on 32-bit windows. I was still missing the binaries for the 64-bit build, as you need to build the library yourself. For 64-bit Windows that turns out to be one tricky affair: Only Visual Studio solution files are available […]

Participating Media …

Tuesday, May 4th, 2010 by Bramz

… are really good fun. And a huge performance killer too. Especially if you enable in-scattering on your final gather rays. Oh boy, that really hurts! Still playing around with the Sponza atrium, I wanted to do a render of sunlight being casted through the arches on the first floor. Anyway, to cut things short, […]

Pi and the Sponza atrium

Sunday, March 14th, 2010 by Bramz

“you may expect updates soon” means “Look, I’m working on it, but I can’t pull all-nighters anymore. So, it’s going to take a while, OK?” =) So, a mere three weeks after that previous statement, here’s my first real update on the LiAR ray tracer. What have I been doing? Well, I concentrated my efforts […]

liar in a revival

Saturday, February 20th, 2010 by Bramz

OK, it has been more than two years since my last update on Back then, we moved from to to, the subversion repository got a new URL, and everything went silent. What happened? Well, I started taking real pictures instead, that’s what happened … And I started doing it quite regularly […]