[kepler-dev] Reg. IF_THEN_ELSE loop

[Sivagowri Swaminathan]

you are right. Here is the workflow I have created. Any help regarding this 
is welcome.

Thanx
siva
enclosed>> mux.xml

>From: "Edward A. Lee" <eal at eecs.berkeley.edu>
>To: "Sivagowri Swaminathan" <sivagowri at hotmail.com>
>CC: Kepler-dev at ecoinformatics.org
>Subject: Re: [kepler-dev] Reg. IF_THEN_ELSE loop
>Date: Tue, 28 Mar 2006 09:08:40 -0800
>
>
>Instead of describing the model in words, how about sending it as
>an attachment?  This would make it much easier to understand :-)
>
>Edward
>
>At 09:48 PM 3/27/2006, Sivagowri Swaminathan wrote:
>>Hi Edward and Dan
>>
>>Thanks for your suggestions. Using Edwards suggestion, I used a boolean 
>>switch [boolean mux also worked] to direct the tokens onto two different 
>>paths.
>>This is my construction:
>>1. I used a ramp for incrementing from 1 .
>>2. A constant value = 3 was compared to the ramp value using boolean 
>>equals actor.
>>3. The output from the equals actor was directed to a boolean mux, which 
>>had 2 string constants
>>'true output' and 'false output' as inputs to the mux.
>>4. The output of the mux is connected to a text display.
>>
>>5. as per Dan's suggestion, I used a PN director. [Initially I used a sdf 
>>director.]
>>
>>since 1 != 3, the output of mux showed 'false output' on the display and 
>>it stopped.
>>But the ramp was not incremented at all. I expected a series of false, 
>>false, true, false ... in the display but I received only one output.
>>
>>If I used an SDF director set to 20 iterations, I get the first output 
>>only. If I used a PN director, I get an error message stating that the 
>>queue size exceeded the maximum limit.
>>
>>questions
>>
>>1. I want the output as when the ramp gets incremented, what director I 
>>should use?
>>2. How do I get documentation for the actors? the right-click, get 
>>Documentation doesn't work and errors out saying I need to get the 
>>document component. Where to get this component from?
>>
>>alternatively, I used 'openActor' to see the source code and inferred what 
>>the actor tries to do. It helped me a lot to understand the actor.
>>
>>Thanx
>>Siva
>>
>>
>>>From: "Edward A. Lee" <eal at eecs.berkeley.edu>
>>>To: "Sivagowri Swaminathan" <sivagowri at hotmail.com>
>>>CC: Kepler-dev at ecoinformatics.org
>>>Subject: Re: [kepler-dev] Reg. IF_THEN_ELSE loop
>>>Date: Mon, 27 Mar 2006 09:04:26 -0800
>>>
>>>
>>>The BooleanToAnything actor can convert true/false into two
>>>distinct strings.
>>>
>>>Alternatively, you can control a BooleanSwitch actor and route
>>>tokens to one of two subsystems.
>>>
>>>A third alternative is to use the newly added Case actor,
>>>in actor/hoc in the Ptolemy II default configuration...
>>>I'm not sure whether this is visible in the Kepler library...
>>>
>>>Edward
>>>
>>>At 06:07 PM 3/26/2006, Sivagowri Swaminathan wrote:
>>>>Hi all
>>>>
>>>>I have a problem implementing an if-then-else kind of workflow and would
>>>>like to get help regarding the same.
>>>>
>>>>I want to implement a logic such as this:
>>>>
>>>>if some constant's value = x, then I need to display some message else I
>>>>need to display some other msg.
>>>>
>>>>The comparator and the booleans equals actor(operator) actually outputs
>>>>results such as true/false. how do I create an action based on the 
>>>>output
>>>>from the actors?
>>>>
>>>>I running behind on a deadline and would like to get help on this asap.
>>>>
>>>>Thanx
>>>>Siva
>>>>
>>>>
>>>>_______________________________________________
>>>>Kepler-dev mailing list
>>>>Kepler-dev at ecoinformatics.org
>>>>http://mercury.nceas.ucsb.edu/ecoinformatics/mailman/listinfo/kepler-dev
>>>
>>>------------
>>>Edward A. Lee
>>>Professor, Chair of the EE Division, Associate Chair of EECS
>>>231 Cory Hall, UC Berkeley, Berkeley, CA 94720
>>>phone: 510-642-0253 or 510-642-0455, fax: 510-642-2845
>>>eal at eecs.Berkeley.EDU, http://ptolemy.eecs.berkeley.edu/~eal
>
>------------
>Edward A. Lee
>Professor, Chair of the EE Division, Associate Chair of EECS
>231 Cory Hall, UC Berkeley, Berkeley, CA 94720
>phone: 510-642-0253 or 510-642-0455, fax: 510-642-2845
>eal at eecs.Berkeley.EDU, http://ptolemy.eecs.berkeley.edu/~eal
>

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