[gmpi] Re: Decision time: 8.1

Parameters are also usefull for communication from plug to host.

e.g. a Level Meter generated by the plugin for display in a generic
interface. Plugzilla does this.

or is my example mis-use of a parameter?

Best Regards,
Jeff

----- Original Message ----- 
From: "Paul Davis" <paul@xxxxxxxxxxxxxxxxxxxxx>
To: <gmpi@xxxxxxxxxxxxx>
Sent: Wednesday, August 13, 2003 1:06 PM
Subject: [gmpi] Re: Decision time: 8.1


> >The only thing I'm wondering about is whether this line:
> >> the values of which can cause variation in the plugin's output
> >is sufficient.
> >I mean: say you want to have a 'variable' in your plugin that determines
the
> >behavior of two other 'variables' (such as: "when variable 1 is 'true',
> >changing variables 2 will also change variable 3 and vice versa ("locked
> >variables")')
> >Would variable 1 be considered a parameter? It doesn't change the output
of
> >the plugin...
>
> variables != parameters
>
> parameters are an abstraction, variables are internal to the
> plugin. as michael noted in his much more concise proposal, a
> parameter always represents "a single user action". it may affect a
> hundred variables, or one (possibly even none in some odd situations),
> but the variables are internal the plugin - only the parameters are
> visible to the host and the user.
>
> --p
>
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