Those polygons are the unclipped tire tracks. I checked out this game on Win7 but it just crashed at launch, and also on Win10, it worked for me natively and the glitch was present that way as well. According to the DX interface versions and other circumstances it's weird, I don't really understand …

Let me preface this by saying that I've used dgvoodoo (specifically the 2.8.2 version) on a number of other old games and it runs them perfectly. However, I'm having trouble with one particular game from 2003, called "Off-Road Arena" (originally released in 2001 under the name "Larry Ragland's 4x4 …