Search found 6 matches

by rtpt
Wed Jul 19, 2017 10:08 am
Forum: General Development
Topic: MIS with IBL
Replies: 14
Views: 2020

Re: MIS with IBL

Out of curiosity, because it sounds like I'm doing something very similar and back when I was investigating it I saw no bias issues, what is the RIS trap? Is RIS conceptually flawed or is it a reoccurring 'gotcha' that you keep forgetting? if you want to combine ris/mis have a look at the work of j...
by rtpt
Tue May 16, 2017 11:27 am
Forum: Links & Papers
Topic: The Iray Light Transport Simulation and Rendering System
Replies: 4
Views: 1433

Re: The Iray Light Transport Simulation and Rendering System

toxie, i agree that iray is a handy/candy tool for 3d artists but the performance of iray on a single monster host or on a cluster is a
magnitude behind any home-optimized/hand-tuned systems. so we mostly avoid using iray & co in time critical projects.
by rtpt
Thu Jan 26, 2017 12:25 pm
Forum: General Development
Topic: Path tracing benchmark
Replies: 2
Views: 1456

Re: Path tracing benchmark

Hi, really great numbers. I am mostly interested in bvh compilers. I also did some testing on knl against
embree and it seems that your implementation is more than 10X better. Is this project going to be
open sourced ?
by rtpt
Mon Sep 26, 2016 8:29 am
Forum: General Development
Topic: AVX512 MBVH4 Traversal
Replies: 8
Views: 4735

Re: AVX512 MBVH4 Traversal

A Nvidia 1080gtx should be twice as fast as the
titan. Can you please run your tests on current
hardware ?
by rtpt
Thu Jul 07, 2016 11:00 am
Forum: Visuals
Topic: GPU VCM
Replies: 30
Views: 14971


nice. is there source/demo available for tests ?
by rtpt
Thu May 21, 2015 2:39 pm
Forum: My First...
Topic: algorithm choice
Replies: 7
Views: 3162

Re: algorithm choice

Hallo papaboo, what i have seen is, that the quality of bvh depends strongly
on the scene itself.

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