Sub steps

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Sub steps

Postby JulBaxter » Tue Jun 01, 2010 12:15 pm

Which sentence is correct: ?

- [ WIKI - NewtonUpdate() ]: The Newton Engine does not perform sub-steps, and does not need tuning parameters. It is the responsibility of the application to ensure that timestep is small enough to guarantee physics stability.

and

- [ WIKI - NewtonSetMinimumFrameRate() ]: When the simulation falls below the specified minimum frame, Newton will perform sub steps in order to meet the desired minimum FPS.
Last edited by JulBaxter on Tue Jun 01, 2010 1:19 pm, edited 1 time in total.
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Re: Sub steps

Postby Julio Jerez » Tue Jun 01, 2010 1:17 pm

there are two different things

Substep is a valeu that determine how many iterations a solve is allwo to execute to find reaction force for the joints.
Tey only apply to the solver phase.

Set Minimun FSP is teh minumu fps teh engien will accept, for exampel if you set 100,
and you call with 1/60 the engien will execute tow call to update with 1.0/50 each.
each one will have a full collsion, solvet, narrwo phase, etc
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