Aug 22 2006
This better be good
I’ve been on one of my Blender kicks lately. Part of it is because I am teaching myself Yafray and part of it is so I can build up my online portfolio/store. Since a couple of the projects I’m working on require glass blocks, I figured I would model them in Blender. I should have remembered one thing from the last time I made glass blocks – the render time.
I made a glass block this weekend and was rendering it with Yafray, but not having much luck. Sometimes if I am staying up late I will set Blender to render a big image overnight, since it takes longer to render a larger image. I had been doing 640 x 480 images, which were taking an hour or two two render. They weren’t necessarily compex, but I only have a 750 MHz AMD Duron and about 750 MB of RAM, so it’s not the speediest PC in the world.
On Sunday evening, I was getting ready for bed, so I set Blender/Yafray to render a 1280 x 1024 image. However, with the previous images, I kept getting rendering artifacts. I read that one way to make it a better render was to increase the Ray Depth. The default was 5, but I set it to 10. It was about 12:00 am on Monday when I set it to render, figuring it would be done by the time I woke up. It wasn’t, but then I thought it might be done by the time I got back from work. It wasn’t done then either. In fact, it has been rendering now for 46 hours and shows no sign of finishing up. That’s one of the frustrating things about Blender and/or Yafray is that there is no progress indicator. It’s frustrating because I don’t know if the render is 90% done or 10% done. The only option with that would be to leave it on that desktop at all times (Linux/Unix = multiple desktops), but the screensaver will kick in before it shows any progress. I’m pretty sure no other renderers have progress indicators either. So I’m going to leave it on again tonight while I sleep and hope it is done when I wake up. All I know about it is it had better be a very good render, or I’m going to be disappointed.
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