yade-dev team mailing list archive

[Bruno Chareyre <bruno.chareyre@xxxxxxxxxxx>]

Václav S a écrit :
>> 1. There is SpheresContactGeometry. Is it supposed to be used _only
>> for contact_ interactions?
>>
>> 2. There is DistantSpheresContactGeometry. Is it supposed to be used
>> for _distant_ interactions?
>>
>>     
> No; the name is misleding;
> InteractingSphere2InteractingSphere4DistantSpheresContactGeometry
> creates SpheresContacatGeometry; contrary to IS2IS4SCG however, it will
> create SpheresContactGeometry even if penetrationDepth<=0.
>
> [ I eventually want to replace IS2IS4DSCG by IS2IS4SCG with some flag
> that will permit distant interactions. There is no reason for such code
> duplication ]
>   
Please just forget those "distant" classes, normal classes have the same 
features now.

>>     
> isReal is not clear at all and I had to read sources (at all the places
> where it is used) to get to know what it means. isReal for distant
> contact is false, but the contact is not "unreal" nonetheless. (yes,
> isNew is OK)
>   
Huh?!!! Sure of that?
isReal for distant contacts should be true since only the contact law 
will set it false.

For me the meaning of isReal is clear : isReal = "is there an interaction?".


> Again, I suggest moving this discussion to the wiki page
> http://yade.wikia.com/wiki/Sanitizing_Contact_Logic so that we have some
> starting point and can decide what and how will change.
>
>   
Ok, moving to wiki :)

B



> Regards, V.
>
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>
>   


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Chareyre Bruno
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