digesting Animal logic USD Lab part1

VFX facility Animal Logic has released USD ALab, a free USD asset that the company describes as “the first real-world implementation of a complete USD production scene. see the promo video below. I gave it a try in the latest Houdini19.5 and Solaris. the scene crashed randomly or was super laggy. I gave a shotContinue reading “digesting Animal logic USD Lab part1”

Houdini and Arnold tips 1

a tip especially for Windows Houdini Users. Programs do not show the shell running in it on the Windows operation system, unlike Linux. in some cases getting a pop-up window from Houdini tells what’s wrong. but most of the time you don’t get anything. you don’t what’s going on, especially when you dealing with GPUContinue reading “Houdini and Arnold tips 1”

using Arnold Core under windows

if wanna use arnoldCore with a command line or 3rd party DCC like GafferHQ, you need to install Arnold SDK. it’s a zip archive, you just unpack it and you are done. But to be able to use in Gaffer or command line you want to add the unzip folder to the Window environment. lookContinue reading “using Arnold Core under windows”

Apple M1 chip for VFX production

Apple M1 chip for VFX production First a disclaimer, this is my own opinion and only mine.Many people ask me if the Apple silicon CPU/GPU is good for CGI or VFX productions and is it the future?First, let’s have a look at the concept of the silicone chip from apple. Macbooks and Macbooks pro withContinue reading “Apple M1 chip for VFX production”

Bubble Soup Rendering with Arnold

I’ve picked up an idea from my social media stream, rendering a bubble soup. for this example, I used the idea from Entagma’s tutorial using a flip simulation for bubble soup movement.   the Flip simulation is quite simple and needs fixes to get correct with UV Distortion, but focused on the rendering part. theContinue reading “Bubble Soup Rendering with Arnold”

Basic AOV and Lightgroups passes with Arnold and Houdini19 Solaris

I made 2 minutes video on how to create AOV passes with Arnold in Solaris. I am using the Arnold ROP node to deal with the Variables names and LightPath expression for my own passes in LOPs here 2 minutes video on how to create Lightgroups asses within LOPs (Solaris). in Houdini 19 Here’s aContinue reading “Basic AOV and Lightgroups passes with Arnold and Houdini19 Solaris”

Arnold operators tricks

if use Arnold operators you can change shading and geometry without any delay in IPR rendering. Operators together which Houdini node graph and you have a simpler version of Solaris, Katana or Gaffer. the Arnold operators are around for years when even Katana and Gaffer were quite new and long before the idea of Solaris.Continue reading “Arnold operators tricks”

water shading

recently I did some water rendering in Arnold renderer, which you can see here. the shading worked quite well on the water and whitewater. after this started to sim a wave Tunnel in Houdini Flips. a huge wave where you actually could surf. But I run into some trouble with water shading and whitewater look,Continue reading “water shading”

About Render Engines part 2

Each render algorithms has different benefit in different Scene / Light Situations.  Some common Render engines using following Algorithms: Here is list Pro and Con based on my own Experience :    Pathtracer Pro : Con : BiDirectional Pathtracing Pro : Con : Spectral Rendering Pro : Con : Metropolis Light Transport Pro :  ConContinue reading “About Render Engines part 2”