Choose your operating system:
Windows
macOS
Linux
Here are a couple of console commands you can use while in game to give you information on the collision in your game.
Run your game.
Hit the ` (back tick/tilda key) to bring up the console input box.
Enter one of the following commands:
show COLLISION - This will draw all collision models and blocking volumes in use in the level.
stat game - This shows you various useful stats on how long different types of collision are taking.