[squeakland] Create siblings in a loop?

R.D. Latimer rdlatimer at gmail.com
Mon Aug 29 08:48:05 EDT 2011


Thanks, I'll try this.
ALso, is there a quick way to get the images of the code?  That's a good way
to communicate. Are there text copies?

On Mon, Aug 29, 2011 at 8:26 AM, karl ramberg <karlramberg at gmail.com> wrote:

> Also note that you can select several players by holding down shift and
> dragging.
> Useful to know when you must delete a bunch of players.
>
> Karl
>
>
> On Mon, Aug 29, 2011 at 2:22 PM, karl ramberg <karlramberg at gmail.com>wrote:
>
>> Use the Player copy found in miscellaneous category.
>> You must add the copy to the playfield you want it in.
>> These copies get placed on top of each other. You could assign a random x
>> and y by using a variable.
>>
>> [image: image.png]
>> These copies get placed on top of each other. You could assign a random x
>> and y by using a variable.
>> [image: image.png]
>>
>> Karl
>>
>> On Mon, Aug 29, 2011 at 1:54 PM, R.D. Latimer <rdlatimer at gmail.com>wrote:
>>
>>> Can siblings be created in a loop in a script?
>>> So I can create 100 siblings at once?
>>>
>>> On Mon, Aug 29, 2011 at 6:46 AM, R.D. Latimer <rdlatimer at gmail.com>wrote:
>>>
>>>> Also -
>>>>  Recursion works - (I think)
>>>> I made a drawsquare with 1 input for a counter,
>>>> If number < 4
>>>>   forward 100
>>>>   rt 100
>>>>   drawsquare (number + 1)    recursive call.
>>>>
>>>> That's nice that recursion looks like it's supported.
>>>>
>>>> When I make an input, using 'number' for example, can I change the name
>>>> to 'counter'?  I think I have to use the default name provided by etoys -
>>>> 'number'
>>>>
>>>> Randy
>>>>
>>>>
>>>> On Mon, Aug 29, 2011 at 6:42 AM, R.D. Latimer <rdlatimer at gmail.com>wrote:
>>>>
>>>>> Thanks - I got #2 below to work.  I put all the turtle objects onto a
>>>>> playfield and use "tell all contents".
>>>>> For #1, I guess I have to specifically call each turtle object reset,
>>>>> so if there are 10 turtles, I'll need 10 blocks, one for each turtle reset?
>>>>> It'd be nice to somehow loop through a list of turtle objects, saying
>>>>> to each one 'reset'.
>>>>> I tried this with the "Holder" - put turtle tiles for each turtle in
>>>>> the holder, then use "Holder send to all" or "Holder tell all contents" to
>>>>> reset.  THat didn't seem to have any affect. 1
>>>>>
>>>>> In NetLogo, you write a procedure named 'reset', then use 'tell all'
>>>>> for something like
>>>>>   tell all turtles [ reset ]   (I forget the exact syntax)
>>>>>
>>>>> #3 locked up for my version.  Each turtle has a reset script. Each
>>>>> turtle is a sibling of the first turtle. When I use tell all siblings
>>>>> 'reset', the program locked up.  I may be doing something wrong on that.
>>>>> Do I use turtle 1 to create all the siblings, turtle1 for sibling1,
>>>>> sibling 1 for sibling2, sibling2 for sibling3, etc.
>>>>>
>>>>> Also, to set random pen color, I used an indirect way I found someone
>>>>> suggested online. I don't think I can assign pencolor a random color.  I
>>>>> made an object, assigned it random rgb amounts (1-100?), then assigned the
>>>>> pen color to be the color of that object.
>>>>>
>>>>> Randy
>>>>>
>>>>>
>>>>> On Sun, Aug 28, 2011 at 11:11 PM, Steve Thomas <sthomas1 at gosargon.com>wrote:
>>>>>
>>>>>> So from what I can tell about what you are trying to do the best way
>>>>>> may be to create "sibling copies" or your turtles.  This is done by either
>>>>>> holding down the shift key when you click on the copy icon in the halo or
>>>>>> from the menu in the halo there is an option to create siblings
>>>>>>
>>>>>> That said there are a number of ways to reset things I can think of
>>>>>> and hopefully this is not too much info:
>>>>>>
>>>>>>    1. You can create a script that executes the resets for all
>>>>>>    objects you want to reset
>>>>>>    2. Use the scripting tile "tell all contents" (found in the
>>>>>>    scripting category for playfields) to execute all scripts named "reset" (or
>>>>>>    whatever name you choose). Note, this will only go "one level deep" in a
>>>>>>    playfield. This will work if all objects you want to reset are in the
>>>>>>    playfield (but will not work for any objects embedded in a playfield in that
>>>>>>    playfield)
>>>>>>    3. Use the scripting tile "tell all siblings" Siblings are really
>>>>>>    neat. When you change a script in one sibling all siblings get the same
>>>>>>    script changes. So in effect they share a common set of scripts and
>>>>>>    variables, but can have different values for each siblings copy of a
>>>>>>    variable and different script states as well.
>>>>>>    4. If you are using a Book, you can make a page (and the entire
>>>>>>    book "revertible. In the book's menu is an option "save this page for later
>>>>>>    revert" which allows you to set the page (or book) as "revertible"  Which
>>>>>>    will save the current state of the page.  Then from the Book's menu you can
>>>>>>    choose "revert this page" or "revert this book".  You can also use the menu
>>>>>>    item in a script, by getting the halo for that menu item (ie: "revert this
>>>>>>    page") and drag the "fire" tile into a script.
>>>>>>
>>>>>> Note: you can either create a button to reset the page (from a script
>>>>>> editors menu, there is an option: "button to fire this script" or you can
>>>>>> set a scripts status to "opening" which can be used to reset a page or a
>>>>>> book when that page or book is opened.
>>>>>>
>>>>>> Stephen
>>>>>>
>>>>>> On Sun, Aug 28, 2011 at 10:41 PM, R.D. Latimer <rdlatimer at gmail.com>wrote:
>>>>>>
>>>>>>> Etoys-
>>>>>>>   I have a 'turtle' with a reset button (clears screen, sets position
>>>>>>> to random xy) and a drawpattern script with random colors.
>>>>>>>
>>>>>>> Can I create many copies of this turtle and run all the resets at
>>>>>>> once - re-positions all 'turtles' and clears the screen, and then run
>>>>>>> drawpattern all at once for all turtles?  Note that drawpattern needs to run
>>>>>>> only once, not constantly as with a timer.
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Randy Latimer
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> squeakland mailing list
>>>>>>> squeakland at squeakland.org
>>>>>>> http://lists.squeakland.org/mailman/listinfo/squeakland
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
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>>>
>>
>
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