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KineFX 101 – Pt.9: Retiming Simulations With DIY Motion Clips

Welcome to the first “KineFX inspired” episode of this course! Chris was not happy with the hackability of Motion Clips, so he decided to build his own. Which then turned out to be a very power...

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KineFX 101 – Pt.8: Character Animation Using Motionclips

We still have a few areas of KineFX that we need to cover in this course and the next topic on our list is motionclips. The new way of dealing with and manipulating motion on rigs.

This won...

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Vellum 101 – pt. 40: Melting Things Using Vellum Fluid

As promised in our latest free tutorial, here's one way of melting an object using Vellum fluids instead of FLIP.

A bit of trickery is needed to get the initial object not to collapse, but wi...

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KineFX 101 – Pt.7: Building An Auto Framing Camera

Not everything we may want to animate using a rig can be moved inside SOPs. For example cameras and lights. So, can we still use KineFX in those cases? The answer of course is “Yes”, but it’s...

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KineFX 101 – Pt.6: Building Procedural Walkers

One of the endlessly fascinating topics that come up when talking about KineFX is Procedural Animation: Hand animating just a few, if any, bones and letting some kind of algorithm breathe life into...

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Advanced Setups 15 – Solving Optimal Transport using Python and POT

UPDATE: For our bit on on installing 3rd party python libraries, have a look at this tutorial:
https://www.patreon.com/...

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KineFX 101 – Pt.5: The Rig Attrib VOP

We're continuing our journey into constraints inside KineFX. In this video we'll take a look at the "Build-Your-Own-Constraint-Toolset" inside Houdini, the Rig Attrib VOP, and use it to build a lit...

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Advanced Setups 14 – DIY Poisson Solver pt. 4: Designing Caustics

Finally we put our Poisson solver to work – by designing a glass object that refracts light so that the caustics it generates form an image. In this example one of Albert Einstein.

The meth...

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KineFX 101 – Pt.4: Balancing Pebbles

It’s the last episode of KineFX 101 in 2021. And since things tend to get a bit hectic at the end of the year, Chris just shares a quick tutorial on how to stack and balance some pebbles to creat...

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Advanced Setups 13 - DIY Poisson Solver: Jacobi Two Pass & von Neumann Boundaries

In this video we'll complete our Poisson solver by implementing yet another updating scheme and Von Neumann boundaries. With that we're finally ready to use our solver to build what Mo considers a ...

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KineFX 101 – Pt.3: Constraints A: IK-Deep-Dive

It’s time for us to move on to our next big section of videos: Constraints! And we’re starting our with a super deep dive into maybe the most interesting one, Inverse Kinematics. We’ll cover ...

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Advanced Setups 12 – DIY Poisson Solver: Jacobi Red Black & OpenCL

After we wrapped our heads around what Laplace’s and Poisson’s equation translate to, we implement a few tricks helping us solving them even faster. Be warned – this one contains OpenCL!

<...

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KineFX 101 – Pt.2: Building Procedural Skeletons

Toggle cinema mode

It’s finally time for us to build some actual skeletons. And because this is houdini, we’ll build them procedurally with hundreds of bones and animate them with code! S...

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Advanced Setups 11 – DIY Laplace & Poisson Solvers: Jacobi, Gauss-Seidel & SOR

Let’s start tackling the bigger math (and physics and compsci) problems! In this video we’re gonna start building towards a decently fast Poisson solver which we can later use to not only gener...

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KineFX 101 – Pt.1: Deep Dive: Skeletons

We start this course at the most central part of KineFX: The skeleton! In this video we’ll take a very detailed look at how skeletons work, what attribs they need, what nodes you should use and f...

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KineFX 101 – Pt.0: Intro & Overview

Woohoo! A new course! This time all about SideFX' new animation darling: KineFX.

In this very first episode Chris gives a short overview over the topics we will cover, as well as a small intr...

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Vellum 101 – pt. 39: Differential Growth With Adaptive Subdivisions

You guys clearly wanted a follow up! And somehow even more vex! So here we are: More growth fx! More Coding! More Video! This will be a fun one!

This is a follow up to Vellum 101 pt 38. If yo...

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Advanced Setups 10 - The Urquhart Graph

While discussing the topic of venation patterns with my students, we stumbled upon one weird graph, called the Urquhart Graph – a type of relative neighbourhood graph. It happens to give the impr...

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Vellum 101 – pt. 38: Differential Edge Growth

Let’s grow some geo, like it’s 2016! Only this time using Vellum and all its fancy constraints! In this tutorial Chris shows you how to build a very basic differential growth setup in vellum an...

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Advanced Setups 09 - From Formula to VEX: Winding Numbers

As promised in this week’s free tutorial, here’s another – more VEX centere...

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Advanced Setups 08 - From Paper to VEX: Electrostatic Halftoning

Sometimes old Algorithms wash up in our feeds, emails and DMs. No clue what’s been going on with this one but we received quite a few questions on how to pull it off. Turns out it is an adaptatio...

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Advanced Setups 07 – Reading XML Files & GPS Tracks

Chris is back with another niche topic more people should know about! In this video we’ll learn how to import one of the most common filetypes (XML) into Houdini using Python. And along the way w...

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PDG 101 – Pt.18: The Top Geometry SOP

Chris is back with the final (regularly scheduled) episode of PDG101! And this seasons finale is all about the Top Geometry SOP. A node that gives you quick access to top nodes inside SOPs and that...

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Advanced Setups 06 - Yarn Art Using Metropolis Hastings Sampling

Preface: Originally I planned on something different for today, but recording the theory of that one takes way longer than anticipated, so here's another setup I quite like...


Stum...

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Advanced Setups 05 – Knots & Half Edges

EDIT: Added render setup.

This week Chris from our PDG course takes over advanced setups to show you one of those neat little techniques that can save you hours of time, once you need it: Ha...

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Vellum 101 – pt. 37: Abstract Cotton Candy – Hair & Glue Constraints

Stumbled upon On and On’s fantastic insta account. and was asking myself how I’d set up 2021-08-19 08:14:06 +0000 UTC View Post

PDG 101 – Pt.17: Sloppy Machine Learning

It’s finally time to tackle that big buzzword topic that is machine learning. In this video Chris shows you maybe the easiest and fastest way to get functional neural nets. By downloading a prebu...

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Vellum 101 - Rigid Bodies In Vellum (2021 Technique)

Stumbled upon a new type of constraint which I didn't know - turns out it is rather new and really helpful for setting up decent rigid bodies in Vellum!

Please have a look at the provided sce...

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PDG 101 – Pt.16: Feedback Loops

How 70s should the next episode be? - Yes.

While looking through more niche PDG nodes, Chris stumbled upon the Tops For Loop. And in this episode he shows you how to use it and how to create ...

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Advanced Setups 04 - Field Guided Reaction Diffusion

Remember the reaction diffusion craze of 2015/2016? We covered the technique back then ( https://entagma....

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