Nobody is born with 3D math in their brains. Some of us take the time to learn what we need though .
I think you do him or any other person a disservice if you let them believe that not doing the work will get them much of anywhere. And I will accept that you may dissagree. On Jun 13, 2011 6:53 AM, "Michael Iv" <[email protected]> wrote: > Jeffrey while you are theoretically right , in many cases people can be > taught these things and remember than not everyone is born with 3D math in > his brains ;) .And here in this group we usually try to help people with > this sort of questions. > > On Mon, Jun 13, 2011 at 4:48 PM, 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] >> > > > > -- > Michael Ivanov ,Programmer > Neurotech Solutions Ltd. > Flex|Air |3D|Unity| > www.neurotechresearch.com > http://blog.alladvanced.net > Tel:054-4962254 > [email protected] > [email protected]
