Torsten Dreyer wrote:

> Looks like this is a chicken-egg problem:
> 
> The chicken:
> The model class in multiplayer.nas listens on the 
> property /ai/models/model-added and checks for all models the 
> property "valid" to be true.
> 
> The egg:
> When AIManager attaches a model, it first loads the model by calling 
> model->init();
> FGAIBase::init() calls FGAIBase::load3DModel() which calls 
> FGAIBase::initModel() which sets property /ai/models/model-added. (This 
> triggers the chicken, but "valid" is not yet set to true)
> _AFTER_ model->init() in AIManager::atach() is finished, the property "valid" 
> in the /ai/models/multiplayer[n] is set to true.
> 
> This causes new latest addition to the multiplayer list to be ignored.
> 
> I think the behaviour of FGAIBase and AIManager is correct to set the "valid" 
> property to true after the initialization is complete. 
> I also think that the check for "valid" in the model class in multiplayer.nas 
> is required to stay there.
> 
> I have just commited a patch for multiplayer.nas that ignores the "valid" 
> flag 
> for the latest pilot that has joined.
> 
> Please check if this solves the problem.
> 
> Torsten

Thanks for working this out Torsten. I suspected that the problem was related
to the valid property, but didn't manage to get to the bottom of it.

Is there any mileage in only setting the model-added property in the 
AIManager::attach() function
after mode_init() is complete?

-Stuart (been away for two weeks so only just catching up on developments)



      


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