I have ported a CPP Model Animation program to C# using Opentk and Assimp. The model displays correctly, texture etc… when I apply the animation, th emodel seems to animate correctly, but the model is totlaly distorted.

I am working on optimizing the animation performance in my C++ application and would appreciate any suggestions or best practices. Here’s the code snippet I am currently using:

I am trying to create an animation algorithm in C++ for a UI framework, but I encounter an issue where the movement speed is not consistent—it gradually slows down over time.
Here’s how I have implemented the algorithm: