![Fast Planar Projection Onto An Ellipsoid](https://static.wixstatic.com/media/2692c3_b60bb856d1d34b5b9874d847f1585e05~mv2.png/v1/fill/w_670,h_293,fp_0.50_0.50,q_95,enc_auto/2692c3_b60bb856d1d34b5b9874d847f1585e05~mv2.webp)
Fast Planar Projection Onto An Ellipsoid
In a previous post I talk about fast planar projections onto spheres. After I put that out I wondered if it were possible to do the same...
![](https://img.youtube.com/vi/of5PtYmyCsM/mqdefault.jpg)
![Reversing Transforms and Movable Pivots](https://img.youtube.com/vi/of5PtYmyCsM/mqdefault.jpg)
Reversing Transforms and Movable Pivots
Let's say I want to set up a movable pivot. Pretty simple, we just need to put a group under the control and multiply the translations of...
![Bi-Directional Constraints (Three Methods)](https://static.wixstatic.com/media/2692c3_ddaeb0047cdb4423928380e02e138093~mv2.png/v1/fill/w_670,h_377,fp_0.50_0.50,q_95,enc_auto/2692c3_ddaeb0047cdb4423928380e02e138093~mv2.webp)
Bi-Directional Constraints (Three Methods)
So here's a deceptively simple challenge. I have two objects, and I want to be able to switch (not blend) between the first acting as...
![](https://img.youtube.com/vi/PGJDsM0-nFA/mqdefault.jpg)
![Making Local Motion-Paths and Rivets](https://img.youtube.com/vi/PGJDsM0-nFA/mqdefault.jpg)
Making Local Motion-Paths and Rivets
So in this tutorial I show off how to use matrices to make motion paths and rivets and follicles work in local space rather than...
Up Vector Trick Part 2 (Maya Matrices)
So in case anybody wanted to look into how the up vector trick works internally I thought I would make a post with links to the tutorials...