Render state usually isn't, but internal simulation and physics often updates using a fixed time step because it avoids many many problems caused by variable fr

Render state usually isn't, but internal simulation and physics often updates using a fixed time step because it avoids many many problems caused by variable frame rates. https://gafferongames.com/post/fix_your_timestep/ https://gafferongames.com/post/fix_your_timestep/