[Golist] Sneek peak at DepthTween

[Alan Shaw]

> A lot of trouble could be saved if I could just figure out a way to add
dynamic methods to all Display Objects.

You can try putting them on DisplayObject's prototype!

-A


On Tue, Jun 24, 2008 at 2:30 PM, Joel Stransky <joel at stranskydesign.com>
wrote:

> Thanks for the feedback Donovan! It's been fun to develop so far thanks to
> Moses but I sense there's even more power I could leverage so I'll be
> hitting you guys up for tips soon.
>
> I think I'll add a toggle for upper left and mid/center locations. A lot of
> trouble could be saved if I could just figure out a way to add dynamic
> methods to all Display Objects.
>
> --Joel
>
> On Mon, Jun 23, 2008 at 5:49 PM, donovan at hydrotik.com <
> donovan at hydrotik.com> wrote:
>
>>  This is great Joel! Very useful.
>>
>> Personally I would go for a center/middle registration point just because
>> it's standard with most 3D environments, but some conversion methods would
>> definitely be useful:)
>>
>> Looking forward to seeing what comes of this.
>>
>> Donovan
>>
>>
>>
>> On 6/23/08 8:10 PM, "Joel Stransky" <joel at stranskydesign.com> wrote:
>>
>> Hey peeps,
>> My first Go package is finally taking shape. It's very early in
>> development but I couldn't wait to show you all.
>> I really wanted to have this done in time for flashbelt but hey, maybe
>> next time. :)
>> DepthTween is a 2.5D position manager. It basically manages a list of
>> objects and updates their stacking order when any of their draw() methods
>> are called.
>> You first create an instance of DepthManager and pass a
>> DisplayObjectContainer. Children of that DOC can then be initialized and
>> have 3d tween methods called on them.
>>
>> http://lab.stranskydesign.com/depthTween.html
>>
>>
>> Currently I'm struggling with what form of virtual x and virtual y to go
>> with. The goal of the class is to simply add a z property to existing
>> DisplayObjects. Currently I'm using a right-hand system which makes calling
>> 3dtweens a little weird if you're not used to thinking in 3d as an objects
>> 0,0,0 point becomes the center of the DisplayObjectContainer and half way
>> between the foreground and background instead of the upper left corner like
>> we're used to.
>>
>> The catch is, if I keep x and y relative to the upper left corner (reverse
>> cartesian), you still have to get used to thinking in terms of those
>> coordinates augmented by z-depth.
>>
>> I've got a lot of planned features and although it's very early I'd
>> appreciate any feedback/questions/suggestions.
>>
>>
>>
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>>
>
>
> --
> --Joel
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