I use XNA for my projects and on those forums I sometimes see references to the fact that swapping an effect for a mesh has a relatively high cost, which surprises me as I thought to swap an effect ...
I work on a small XNA games. I generate a large map type voxel. a floor of 1000 cubic long by 1000 cubes wide. This is why I use the method "MODEL instancing" with hardware instancing to generate a ...