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Predicted Billiards: fix Rigidbody access for latest prediction

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mischa 2024-03-20 21:31:07 +08:00 committed by MrGadget
parent 8334f3549c
commit e564ff92d0
1 changed files with 6 additions and 1 deletions
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Assets/Mirror/Examples/BilliardsPredicted/Player/PlayerPredicted.cs
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@ -45,12 +45,17 @@ void ApplyForceToWhite(Vector3 force)
// https://docs.unity3d.com/2021.3/Documentation/ScriptReference/Rigidbody.AddForce.html // https://docs.unity3d.com/2021.3/Documentation/ScriptReference/Rigidbody.AddForce.html
// this is buffered until the next FixedUpdate. // this is buffered until the next FixedUpdate.
// get the white ball's Rigidbody.
// prediction sometimes moves this out of the object for a while,
// so we need to grab it this way:
Rigidbody rb = whiteBall.GetComponent<PredictedRigidbody>().predictedRigidbody;
// AddForce has different force modes, see this excellent diagram: // AddForce has different force modes, see this excellent diagram:
// https://www.reddit.com/r/Unity3D/comments/psukm1/know_the_difference_between_forcemodes_a_little/ // https://www.reddit.com/r/Unity3D/comments/psukm1/know_the_difference_between_forcemodes_a_little/
// for prediction it's extremely important(!) to apply the correct mode: // for prediction it's extremely important(!) to apply the correct mode:
// 'Force' makes server & client drift significantly here // 'Force' makes server & client drift significantly here
// 'Impulse' is correct usage with significantly less drift // 'Impulse' is correct usage with significantly less drift
whiteBall.GetComponent<Rigidbody>().AddForce(force, ForceMode.Impulse); rb.AddForce(force, ForceMode.Impulse);
} }
// called when the local player dragged the white ball. // called when the local player dragged the white ball.