Damn phone changes words that was "... as a CTO...."
On Jun 13, 2011 6:48 AM, "Jeffrey Kesselman" <[email protected]> wrote:
> Without vector math the scenegraph is a giant black box to you and you
will
> see behaviors you won't understand in anything beyond the most trivial
> application
>
> As cross of multiple game companies I would no more hire someone who had
no
> 3D math background to code a 3D game then I would hire someone without a
> drivers license to drive a delivery van.
>
> Its a basic qualification for the job.
> On Jun 12, 2011 2:48 PM, "Michael Iv" <[email protected]> wrote:
>> Andreas just read Adobe docs regarding transformVector() and
>> deltaTransformVector() and their differences .It is really simple, No
>> "cruel" vector math. transformVector returns transformed vector both by
>> matrix orientation and translation components whereas deltaTransform
>> transform the input vector only by orientation of the matrix.
>>
>>
>> On Mon, Jun 13, 2011 at 12:19 AM, Jeffrey Kesselman <[email protected]
>>wrote:
>>
>>> Vector algebra is " normal" for anyone trying to program 3d graphics. If
>>> this is what you want to do you better study more math
>>>
>>> Sorry to sound cruel but that's the reality.
>>> On Jun 12, 2011 4:21 PM, "Andreas Jirenius" <[email protected]> wrote:
>>> > Ok, I have never studied math above the "normal" level and actually
>>> > never studied matrices in any way so please help me out here :)
>>> >
>>> > I got an ObjectContainer3D that is rotated in different axis. Also I
>>> > got a smaller ObjectContainer3D as a child inside this first one. The
>>> > child is ALSO rotated in different ways.
>>> > Is there any simple solution the get a global(!) Vector pointing in
>>> > the direction the smaller object is "looking at" (preferrable). Or
>>> > maybe get the global rotation of the smaller object (x,y and z).
>>> >
>>> > Grateful for any help!
>>>
>>
>>
>>
>> --
>> Michael Ivanov ,Programmer
>> Neurotech Solutions Ltd.
>> Flex|Air |3D|Unity|
>> www.neurotechresearch.com
>> http://blog.alladvanced.net
>> Tel:054-4962254
>> [email protected]
>> [email protected]
