b2w_step function
void
b2w_step()
Advance the world by timeStep seconds in subSteps sub-steps (Box2D recommends 4). The events read below are this step's until the next one.
Implementation
@ffi.Native<ffi.Void Function(ffi.Int64, ffi.Float, ffi.Int32)>()
external void b2w_step(int worldHandle, double timeStep, int subSteps);