I'm trying to wrap my head around calculating motion vectors (also called velocity buffer). I found this tutorial, but I'm not satisfied with explanations of how motion vector are calculated. Here is ...

I need to get a random point in a plane. Let's say we have a quad and know the positions of the four vertices that make it up. How do I get a random point that's within that quad?

Im trying to find out the length of a given X array in my c++ program and I can't figure out how to see how many elements are in there. float *X = (float *) rgrid->GetXcoordinates->GetVoidPointe...

For my program, I want to have two ovals overlap and then create a new shape out of the overlapped area. So that I can later combine the resulting shape again with another shape. In the end, I want to...