Archive for the ‘ R&D ’ Category

Houdini – Delayed Load Test

Just a quick test of the delayed load technique presented in Peter Quint’s tutorials for rendering millions of particles.

This render is about 1.5 million particles. Took 50 minutes to render. About 15 minutes to sim and cache to disk. Ran a wedge of the emission seed seven times.

Houdini Particle Goals Test 01

I’ve been learning Houdini over the last couple months. It is a really fantastic and powerful program. During the weekends I’ve been focusing on some mograph style particle fx. At the moment, I am working on a setup to do particle goals with a travel path before reaching the goal state.

Here is a WIP.

I have some issues with particles starting on the path without any dampening, but they land on the target correctly, with a nice ease in. There’s also issues with the target rotation settings. I am using Attribute Transfer to set the goal rotation, but that causes some odd pops in the rotation. I think I will have to make a goal rotation vector and then blend between rotational values during the life of the particles.

Hair + Particles R&D

A few tests I’ve been working on, using particle systems to drive hair within Cinema 4D.  Needless to say, these are somewhat technically complicated, but there are a lot of possibilities here…

Hair tips bound to particles

Same as above, but the particles also grow hair

Some additional post-work done…

Pure hair emission from particles

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