View Full Version : Mel question
ginodauri 09-08-2008, 04:15 AM hi
Is this possible to do in mel and how:if i select some existing node(example curve) in scene to change some attributes.
If i select first node to change attributefrom 0 to 1.
Select second node to change attribute from 1 to 0.
Sorry for bad english,
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morobuse1979
09-08-2008, 07:10 PM
Hi....
basically I think what you are talking about is scriptJob...
I don't really like scriptJobs since they can get heavy and unreliable at times but still... you asked... i try to answer :)
for the sake of demonstration create a new scene and 3 pCubes...
paste the following code in the script editor...
global proc testCon ()
{
string $selObjs[] = `ls -sl`;
if ($selObjs[0] == "pCube1")
{
setAttr "pCube3.scaleY" 5;
}
else if ($selObjs[0] == "pCube2")
{
setAttr "pCube3.scaleY" 1;
}
}
int $jobNum = `scriptJob -e "SelectionChanged" "testCon" -protected`;
what this will basically give you is that when u select pcube1, pcube3 scales 5 on Y and if u select pcube2 then it will scale back to 1...
you can use this to drive attributes or other stuff...
ginodauri
09-09-2008, 08:06 AM
Thanks...
I just start learning mel,i thought to do something like this with Ik/Fk switching.
I will see what can i do...
ewerybody
09-09-2008, 09:02 AM
attach your scriptjobs to a UI-Window If you can! So the scriptjob won't run if you don't have your tool opened and you don't have to deal with that obscure jobIDs.
or another tip: Bundle your selection changed jobs: If you have multiple stuff running on selectionChange: handle it all in one job instead of multiple.
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