[Papervision3D] Papervision3D Digest, Vol 32, Issue 13
j2me_soul
j2me_soul at 163.com
Wed May 6 20:49:02 PDT 2009
How to use the tooltip on the plane ?
在2009-05-07，papervision3d-request at osflash.org 写道：
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>Today's Topics:
>
> 1. Re: Papervision3D Digest, Vol 32, Issue 11 (Andy Zupko)
>
>
>----------------------------------------------------------------------
>
>Message: 1
>Date: Wed, 6 May 2009 11:27:59 -0500
>From: Andy Zupko <azupko at zupko.info>
>Subject: Re: [Papervision3D] Papervision3D Digest, Vol 32, Issue 11
>To: papervision3d at osflash.org
>Message-ID: <D2EFDAF5-2926-4BCD-A78A-EC0905BDC2ED at zupko.info>
>Content-Type: text/plain; charset="us-ascii"; Format="flowed";
> DelSp="yes"
>
>You can do Number3D.sub(pointA, pointB).modulo (or moduloSquared for
>faster)
>
>
>On May 6, 2009, at 11:08 AM, Gwilym Johnston wrote:
>
>> Hi all,
>>
>> Quick question:
>> is there an equivalent of Point.distance(pointA, pointB) in
>> Papervision?
>>
>> Thanks
>>
>> On 6 May 2009, at 10:30, Papervision3D-request at osflash.org wrote:
>>
>>> Send Papervision3D mailing list submissions to
>>> papervision3d at osflash.org
>>>
>>> To subscribe or unsubscribe via the World Wide Web, visit
>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>> or, via email, send a message with subject or body 'help' to
>>> papervision3d-request at osflash.org
>>>
>>> You can reach the person managing the list at
>>> papervision3d-owner at osflash.org
>>>
>>> When replying, please edit your Subject line so it is more specific
>>> than "Re: Contents of Papervision3D digest..."
>>>
>>>
>>> Today's Topics:
>>>
>>> 1. DAE Memory Leak (Ryan Kee)
>>> 2. Detect Mouse Events in a viewport (Sandeep Menon)
>>> 3. Re: Detect Mouse Events in a viewport (Steve D)
>>> 4. Re: Detect Mouse Events in a viewport (Sandeep Menon)
>>> 5. Re: Detect Mouse Events in a viewport (Steve D)
>>>
>>>
>>> ----------------------------------------------------------------------
>>>
>>> Message: 1
>>> Date: Tue, 5 May 2009 15:25:39 -0500
>>> From: Ryan Kee <me at ryankee.com>
>>> Subject: [Papervision3D] DAE Memory Leak
>>> To: papervision3d at osflash.org
>>> Message-ID: <A5C971FF-87AE-4960-824A-4588DA568B13 at ryankee.com>
>>> Content-Type: text/plain; charset="us-ascii"; Format="flowed";
>>> DelSp="yes"
>>>
>>> Hey everyone. I'm having an issue with a memory leak when dealing
>>> with
>>> DAEs. At first I thought it was the same problem that older builds of
>>> PV3D had with dictionary objects not using weak references (Seb fixed
>>> those a few months ago:http://www.sebleedelisle.com/?p=309), but
>>> after
>>> running side by side tests of adding and deleting primitives and
>>> DAEs,
>>> the memory creep was only present with DAE files.
>>>
>>> For my current application I have the need to load and unload several
>>> DAE models and apply the same texture to all of them. In theory,
>>> something like this should work:
>>> Code:
>>>
>>> import org.papervision3d.materials.ColorMaterial;
>>> import org.papervision3d.materials.utils.MaterialsList;
>>> import org.papervision3d.objects.parsers.DAE;
>>> import org.papervision3d.view.Viewport3D;
>>> import org.papervision3d.render.BasicRenderEngine;
>>> import org.papervision3d.cameras.Camera3D;
>>> import org.papervision3d.scenes.Scene3D;
>>> import org.papervision3d.events.FileLoadEvent;
>>> import org.papervision3d.view.stats.StatsView;
>>>
>>> public var SCENE:Scene3D = new Scene3D();
>>> public var CAMERA:Camera3D = new Camera3D();
>>> public var RENDERER:BasicRenderEngine = new BasicRenderEngine();
>>> public var VIEWPORT:Viewport3D = new Viewport3D(640,480);
>>> public var COLLADA:DAE;
>>> public var MATERIALS:MaterialsList = new MaterialsList();
>>> public var COLOR_MAT:ColorMaterial = new ColorMaterial();
>>>
>>> public function init():void
>>> {
>>> //add the viewport to the stage
>>> stage.addChild(VIEWPORT);
>>> //set up material list
>>> MATERIALS.addMaterial(COLOR_MAT, 'TextureName');
>>> //create collada
>>> loadCollada();
>>> //set up mouse event to unload the current dae and load another
>>> stage.addEventListener(MouseEvent.CLICK, unloadCollada);
>>> }
>>>
>>> public function loadCollada():void
>>> {
>>> COLLADA = new DAE();
>>> COLLADA.load('dae/yourFileName.dae', MATERIALS);
>>> COLLADA.addEventListener(FileLoadEvent.LOAD_COMPLETE, daeLoaded);
>>> COLLADA.scale = 3500;
>>> }
>>>
>>> public function unloadCollada(e:MouseEvent):void
>>> {
>>> //remove the collada from the scene and set everything to null
>>> SCENE.removeChild(COLLADA);
>>> COLLADA.geometry = null;
>>> COLLADA.materials = null;
>>> COLLADA.document = null;
>>> COLLADA = null;
>>> //load the collada again
>>> loadCollada();
>>> }
>>>
>>> public function daeLoaded(e:FileLoadEvent):void
>>> {
>>> //remove event listener
>>> COLLADA.removeEventListener(FileLoadEvent.LOAD_COMPLETE, daeLoaded);
>>> //add collada to the scene
>>> SCENE.addChild(COLLADA);
>>> //set up and start render timer
>>> var TIMER:Timer = new Timer(20);
>>> TIMER.addEventListener(TimerEvent.TIMER, renderScene);
>>> TIMER.start();
>>> }
>>>
>>> public function renderScene(e:TimerEvent):void
>>> {
>>> RENDERER.renderScene(SCENE, CAMERA, VIEWPORT);
>>> }
>>>
>>>
>>> If you were to compile this, you'd see that the memory keeps building
>>> every time you click the stage. If I replaced the DAE with a Cube,
>>> there isn't any memory leak. Any ideas?
>>>
>>> Ryan
>>>
>>>
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>>>
>>> ------------------------------
>>>
>>> Message: 2
>>> Date: Wed, 6 May 2009 13:42:15 +0530
>>> From: Sandeep Menon <sandeepmenon24 at gmail.com>
>>> Subject: [Papervision3D] Detect Mouse Events in a viewport
>>> To: papervision3d at osflash.org
>>> Message-ID:
>>> <6895a11c0905060112w4ccb1ad8ib472bfcb16ece8d6 at mail.gmail.com>
>>> Content-Type: text/plain; charset="iso-8859-1"
>>>
>>> Hi,
>>>
>>> I've got the following setup in a papervision application I'm
>>> working on.
>>>
>>> - A Viewport3D object, that's added as a child of a
>>> - UIComponent, that in turn is added as a child to a
>>> - A custom object, that's derived from a Canvas class
>>>
>>> What i want to do is detect any mouse events that happen within the
>>> viewport, not just those that occur over any scene objects.
>>>
>>>
>>> How would I go about handling this, by adding the listener to the
>>> viewport
>>> itself or even the UIcomponent object, rather than dealing with it
>>> at the
>>> Canvas-derived object?
>>>
>>> Thanks,
>>> sm
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>>>
>>> ------------------------------
>>>
>>> Message: 3
>>> Date: Wed, 6 May 2009 01:48:08 -0700
>>> From: Steve D <kruass at gmail.com>
>>> Subject: Re: [Papervision3D] Detect Mouse Events in a viewport
>>> To: papervision3d at osflash.org
>>> Message-ID:
>>> <f66fee040905060148q17a8235amcd0fba5e8e90a835 at mail.gmail.com>
>>> Content-Type: text/plain; charset="iso-8859-1"
>>>
>>> If the UIComponent or Canvas have solid backgrounds, and they will
>>> detect a
>>> hittest. You can put your event listener on them. If they are
>>> transparent
>>> (as the viewport is), then you'll need the listener on the scene,
>>> and do
>>> bounds checking in the event handler method.
>>>
>>>
>>>
>>> On Wed, May 6, 2009 at 1:12 AM, Sandeep Menon <sandeepmenon24 at gmail.com
>>> >wrote:
>>>
>>>> Hi,
>>>>
>>>> I've got the following setup in a papervision application I'm
>>>> working on.
>>>>
>>>> - A Viewport3D object, that's added as a child of a
>>>> - UIComponent, that in turn is added as a child to a
>>>> - A custom object, that's derived from a Canvas class
>>>>
>>>> What i want to do is detect any mouse events that happen within the
>>>> viewport, not just those that occur over any scene objects.
>>>>
>>>>
>>>> How would I go about handling this, by adding the listener to the
>>>> viewport
>>>> itself or even the UIcomponent object, rather than dealing with it
>>>> at the
>>>> Canvas-derived object?
>>>>
>>>> Thanks,
>>>> sm
>>>>
>>>>
>>>> _______________________________________________
>>>> Papervision3D mailing list
>>>> Papervision3D at osflash.org
>>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>>>
>>>>
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>>>
>>> ------------------------------
>>>
>>> Message: 4
>>> Date: Wed, 6 May 2009 14:48:24 +0530
>>> From: Sandeep Menon <sandeepmenon24 at gmail.com>
>>> Subject: Re: [Papervision3D] Detect Mouse Events in a viewport
>>> To: papervision3d at osflash.org
>>> Message-ID:
>>> <6895a11c0905060218r1bc3179cxa2f0746f7406494d at mail.gmail.com>
>>> Content-Type: text/plain; charset="iso-8859-1"
>>>
>>> so, if i have a viewport that's embedded in a UIComponent of the
>>> same size,
>>> being transparent, I'll need to add the listener to the scene object
>>> instead?
>>>
>>> On Wed, May 6, 2009 at 2:18 PM, Steve D <kruass at gmail.com> wrote:
>>>
>>>> If the UIComponent or Canvas have solid backgrounds, and they will
>>>> detect a
>>>> hittest. You can put your event listener on them. If they are
>>>> transparent
>>>> (as the viewport is), then you'll need the listener on the scene,
>>>> and do
>>>> bounds checking in the event handler method.
>>>>
>>>>
>>>>
>>>> On Wed, May 6, 2009 at 1:12 AM, Sandeep Menon <sandeepmenon24 at gmail.com
>>>> >wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> I've got the following setup in a papervision application I'm
>>>>> working on.
>>>>>
>>>>> - A Viewport3D object, that's added as a child of a
>>>>> - UIComponent, that in turn is added as a child to a
>>>>> - A custom object, that's derived from a Canvas class
>>>>>
>>>>> What i want to do is detect any mouse events that happen within the
>>>>> viewport, not just those that occur over any scene objects.
>>>>>
>>>>>
>>>>> How would I go about handling this, by adding the listener to the
>>>>> viewport
>>>>> itself or even the UIcomponent object, rather than dealing with
>>>>> it at the
>>>>> Canvas-derived object?
>>>>>
>>>>> Thanks,
>>>>> sm
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Papervision3D mailing list
>>>>> Papervision3D at osflash.org
>>>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> Papervision3D mailing list
>>>> Papervision3D at osflash.org
>>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>>>
>>>>
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>>>
>>> ------------------------------
>>>
>>> Message: 5
>>> Date: Wed, 6 May 2009 02:30:42 -0700
>>> From: Steve D <kruass at gmail.com>
>>> Subject: Re: [Papervision3D] Detect Mouse Events in a viewport
>>> To: papervision3d at osflash.org
>>> Message-ID:
>>> <f66fee040905060230k15d8f44boe69540b79c7485c at mail.gmail.com>
>>> Content-Type: text/plain; charset="iso-8859-1"
>>>
>>> A Flash displayobject wont detect mouse events on any part of it
>>> that is
>>> 100% transparent. The typical way to get around this is to put the
>>> mouse
>>> event on the scene, and then manually figure out if the mouse event
>>> should
>>> be affecting the transparent displayobject.
>>>
>>>
>>> On Wed, May 6, 2009 at 2:18 AM, Sandeep Menon <sandeepmenon24 at gmail.com
>>> >wrote:
>>>
>>>> so, if i have a viewport that's embedded in a UIComponent of the
>>>> same size,
>>>> being transparent, I'll need to add the listener to the scene object
>>>> instead?
>>>>
>>>>
>>>> On Wed, May 6, 2009 at 2:18 PM, Steve D <kruass at gmail.com> wrote:
>>>>
>>>>> If the UIComponent or Canvas have solid backgrounds, and they
>>>>> will detect
>>>>> a hittest. You can put your event listener on them. If they are
>>>>> transparent (as the viewport is), then you'll need the listener
>>>>> on the
>>>>> scene, and do bounds checking in the event handler method.
>>>>>
>>>>>
>>>>>
>>>>> On Wed, May 6, 2009 at 1:12 AM, Sandeep Menon <sandeepmenon24 at gmail.com
>>>>> >wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I've got the following setup in a papervision application I'm
>>>>>> working on.
>>>>>>
>>>>>> - A Viewport3D object, that's added as a child of a
>>>>>> - UIComponent, that in turn is added as a child to a
>>>>>> - A custom object, that's derived from a Canvas class
>>>>>>
>>>>>> What i want to do is detect any mouse events that happen within
>>>>>> the
>>>>>> viewport, not just those that occur over any scene objects.
>>>>>>
>>>>>>
>>>>>> How would I go about handling this, by adding the listener to the
>>>>>> viewport itself or even the UIcomponent object, rather than
>>>>>> dealing with it
>>>>>> at the Canvas-derived object?
>>>>>>
>>>>>> Thanks,
>>>>>> sm
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Papervision3D mailing list
>>>>>> Papervision3D at osflash.org
>>>>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Papervision3D mailing list
>>>>> Papervision3D at osflash.org
>>>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>>>>
>>>>>
>>>>
>>>> _______________________________________________
>>>> Papervision3D mailing list
>>>> Papervision3D at osflash.org
>>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>>>
>>>>
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>>> ------------------------------
>>>
>>> _______________________________________________
>>> Papervision3D mailing list
>>> Papervision3D at osflash.org
>>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
>>>
>>>
>>> End of Papervision3D Digest, Vol 32, Issue 11
>>> *********************************************
>>
>> Gwilym Johnston
>>
>> e: me at gwilym.com
>> w: www.gwilym.com
>> m: + 44 (0) 7595 727365
>>
>>
>>
>>
>>
>>
>> _______________________________________________
>> Papervision3D mailing list
>> Papervision3D at osflash.org
>> http://osflash.org/mailman/listinfo/papervision3d_osflash.org
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