[PD] alpha performance question

cyrille henry ch at chnry.net
Sun Aug 22 21:45:17 CEST 2010



Le 22/08/2010 19:30, IOhannes m zmölnig a écrit :
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> On 08/22/2010 07:22 PM, Matteo Sisti Sette wrote:
>> Hi,
>>
>> If I disable alpha blending by sending a 0 to the first inlet of an
>> [alpha] object, will the performance gain be the same as if I completely
>> remove the [alpha] object?
>>
>
> yes and no.
like most optimisation question, the only real solution is to test...

Cyrille

>
> if the object is there, you still have the overhead of a message
> entering and leaving the object.
>
> from the openGL pov, disabling it (with "0") is equivalent to removing it.
>
> mfgasdr
> IOhannes
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