FPS (zero for "random"): 60
Box2D Time Step (Hz): 60
Adaptive Box2D Time Step: (use delta from last world.step() ?)
Update Hz (How often we call world.step()): 60
Num bodies:
Run Simulation:
FPS (zero for "random"): 30
Box2D Time Step (Hz): 30
Adaptive Box2D Time Step: (use delta from last world.step() ?)
Update Hz (How often we call world.step()): 30
Num bodies:
Run Simulation:

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