Scripting help - PathCns - Dan 's attempt in Jscript.... 2005-06-02 - By Dan Yargici
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No takers?
Dan Yargici wrote:
> OK, here's my *unfinished* attempt at converting it (no more time
> unfortunately, it was a very good exercise though). I have to say, I
> didn't really understand what you were trying to achieve in parts so I
> just used your expressions unchanged. Also I didn't understand some
> of your (swedish?) variable names so that why I also have some bizarre
> names... I was really just experimenting with how some things would be
> done using the OM. I couldn't figure out to use ApplyPath with OM
> though so I used AddConstraint instead, which would then need keys
> setting after (with ApplyPath this can be done on creation it seems).
> I didn't get around to the animation but that looked straightforward.
>
> Anyway, if some of the more seasoned scripting types could cast a
> beady eye over this I'd really appreciate it. I did some things I'm
> just not sure about. First off, I iterate through the collection
> retuned by the duplicate command instead of enumerating it. Now I
> remember reading here many times that enumerating is faster, but it
> just seemed unecessary in this instance, am I right?
>
> Also, I'm checking for whether the user pressed OK or Cancel by just
> checking if a return value exists. Is this a no no? It's seems
> fairly fool-proof to me.
>
> Many thanks scripty heads,
>
> DAN
>
>
>
> Dan Yargici wrote:
>
>> Demian,
>>
>> I would also recommend Helge's scripting series availble from
>> 3dTutorial.com - it's really pushed me along and I've only finished 2
>> chapters. Really clear explanations and totally OM oriented.
>>
>> Now I finally understand why everyone suggests using Jscript over
>> VBscript, I'm finding it waaaaay nicer.
>>
>> I decided to try and convert your script to jscript OM code, I'll
>> polish it up and post it tomorrow (I'd like to get some crits from
>> the brains here too as I'm sure I'm doing some things a bit
>> shabbily.... but I did manange to make it %99.9 OM)
>>
>> DAN
>>
>> Juan Brockhaus wrote:
>>
>>> Hi Demian,
>>>
>>> I've added a modified version of your script. it opens up the PPG of
>>> all pathcns in one multi-PPG.
>>> as a tip, I would suggest you to learn about the object mode, which
>>> is much faster in scripting.
>>> you could speed up your script by feeding arrays with your loop and
>>> do a 'multi' path constrain and then set the different values with
>>> the object mode.
>>>
>>> cheers,
>>>
>>> Juan
>>>
>>>
>>>
>>>
>>>
>>> -- --Original Message-- --
>>> *From:* Demian Zarins [mailto:demian.zarins@(protected)]
>>> *Sent:* 01 June 2005 13:39
>>> *To:* xsi@(protected)
>>> *Subject:* Scripting help - PathCns
>>>
>>>
>>> I�m in need of some scripting help here :) I�m not very good at
>>> it so
>>> step by step help would be appreciated.
>>>
>>> In my script (se attached script). I�m trying to make a more
>>> versatile duplicate/animation to path
>>> setup. What I would like to have is the possibility to have the
>>> PathCns PPG come up at the
>>> end of the script so that I can set these properties without
>>> hardcoding it as I do now.
>>>
>>>
>>> SetValue oSelection(i).Name +
>>> ".kine.pathcns.affbyori1", True
>>> SetValue oSelection(i).Name +
>>> ".kine.pathcns.tangent", True
>>> SetValue oSelection(i).Name +
>>> ".kine.pathcns.dirx", -1
>>> SetValue oSelection(i).Name +
>>> ".kine.pathcns.diry", 0
>>> SetValue oSelection(i).Name +
>>> ".kine.pathcns.dirz", 0
>>> SetValue oSelection(i).Name +
>>> ".kine.pathcns.upvct_active", True
>>> SetValue oSelection(i).Name +
>>> ".kine.pathcns.roll", 45
>>>
>>>
>>> Maybe there is a built in way of doing this, in that case please
>>> share it with me :)
>>> If anyone can set me in the right direction I would be thankfull.
>>>
>>> TIA
>>>
>>> Demian
>>>
>>>
>>>
>>>
>>>
>>> -- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- --
>>>
>>> D E M I A N Z A R I N S
>>> Projektledare
>>> S V T -> V�xthuset - The Green House
>>> Sveriges Television
>>> Oxenstiernsg 26
>>> 105 10 STOCKHOLM
>>> Phone: +46 8 784 3312 ->mobile:+46 709-951984
>>>
>>>
>>> --
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>>>
>>>
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>>
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>-- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
>
>function CreateCPset()
>{
> try
> {
> var myParams = ActiveSceneRoot.AddProperty("CustomProperty", false, "Init"
);
> var myNoOfObj = myParams.AddParameter2 ("Set Number of Objects", siInt2 ,
10, 0, 100, 0, 100, siClassifUnknown, 5);
> var myLengthOfAnim = myParams.AddParameter2 ("Set Length of Anim", siInt2 ,
0, 0, 100, 0, 100, siClassifUnknown, 5);
> var myNumOfRev = myParams.AddParameter2 ("Set Number of Rev", siInt2 , 0, 0
, 100, 0, 100, siClassifUnknown, 5);
> if (myParams)
> {InspectObj (myParams, "", null, 4);
>
> myArray = new Array(3);
>
> myArray[0] = myNoOfObj.value;
> myArray[1] = myLengthOfAnim.value;
> myArray[2] = myNumOfRev.value;
>
> DeleteObj(myParams);
> return myArray;
> }
> }
> catch (err)
> {
> DeleteObj(myParams);
> return "ERR";
> }
>}
>
>DeselectAll() ;
>
>var myErrStr = "Cancelled!";
>
>var myVals = CreateCPset();
>
>if (myVals != "ERR")
>{
> var myPath;
> var myButton;
> var myModifier;
>
> var myRtnPath = PickObject("Pick Path","", myPath, myButton, myModifier);
> var myPathObj = myRtnPath.Item("PickedElement");
> if (myPathObj)
> {
> if (myPathObj.Type == "crvlist")
> {
> var myObj;
> var myButton;
> var myModifier;
>
> var myRtnObj = PickObject ("Select Object", "", myObj, myButton, myModifier
);
> var myObjObj = myRtnObj.Item("PickedElement");
> if (myObjObj)
> {
> var myObjCount = myVals[0];
> var myAnimLength = myVals[1];
> var myThree = 100 * myVals[2];
> myFour = myAnimLength/myObjCount;
>
> var myDupSet = Duplicate (myObjObj.Name, myObjCount, null, null, null,
null, null, null, null, null, null, null, null, null, null, null, null, null,
null, 0, null);
>
> for (var i = 0; i < myDupSet.Count; i++)
> {
> var myStart = 0 + ((i*myFour)/(myThree/100));
> var myEnd = myAnimLength + ((i*myFour)/(myThree/100));
>
> var myEndObj = myDupSet(i);
> var myConstr = myEndObj.kinematics.AddConstraint( "Path", myPathObj, 0);
>
> myConstr.perc = myStart;
> myConstr.affbyori1 = 1;
> myConstr.tangent = 1;
> myConstr.dirx = -1;
> myConstr.diry = 0;
> myConstr.dirz = 0;
> myConstr.upvct_active = 1;
> myConstr.roll = 45;
>
> }
> }
> else
> {
> logmessage (myErrStr);
> }
> }
> else
> {
> logmessage ("Selection is not a Curve!");
> }
> }
> else
> {
> logmessage (myErrStr);
> }
>}
>else
>{
>logmessage (myErrStr)
>}
>
>
>
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