braddewald Posted February 9, 2010 Share Posted February 9, 2010 Hi, I have always, always, always used the irradiance map for primary bounces. I am wondering is Brute Force better? Does it just take longer? If I have 36 cores total working on a render, is brute force better to use? Will it better take advantage of my system? Sorry if its a dumb question... Link to comment Share on other sites More sharing options...
ihabkal Posted February 10, 2010 Share Posted February 10, 2010 even with awesome 36 cores I think the IRmap would save you time on those 6000+ pixels wide images. plus th enoise: to get no noise you need to up the settings on the brute force to 64 or something like that, the IRmap's approximation blends the information in a way to rid off the noise. which also takes down small details, but at high resolution and good settings you get that detail back. Link to comment Share on other sites More sharing options...
BrianKitts Posted February 10, 2010 Share Posted February 10, 2010 You need to clarify as what you are labeling as "better" for your render. Brute force won't give you a better render time, but it will give you a better result. Irradiance map will get your a better render time, but only a good enough result... not as exact as BF. So the answer is which one is worth more to you. I rarely use Brute Force anymore now that we have an irradiance map mode for animation. The only time I can think of in the last year that I used BF was when I was doing a representation of light penetration into a large floor plate and no matter how many samples I cranked up on the Irradiance map I was still leaking light all over due to the large size of the scene. So I switch to brute force which cleared the whole problem up. Link to comment Share on other sites More sharing options...
braddewald Posted February 10, 2010 Author Share Posted February 10, 2010 Thanks, guys. How about rephrasing the question... Are there any settings that you should pay attention to changing if you have something like 36 cores to work on a render. Are there any settings that can take advantage of this situation or is it best to stick to my old ways of doing things and just get it done faster. Link to comment Share on other sites More sharing options...
ihabkal Posted February 10, 2010 Share Posted February 10, 2010 settings to speed up rendering....Brian Smith free interior lighting tutorial I just watched. cutting a 16 hr render into 1 hr with 36 cores....priceless Link to comment Share on other sites More sharing options...
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