利用者・トーク:Taniwha/FOR-and-parentingのソースを表示

= Questions to Answer =

Some of these we already know, others we need to figure out:

* What is an object's Origin?
* Exactly what is Parenting?
* Precisely what is a Frame of Reference?
* What are some examples of when this simplifies things?
* What is this "Inverse" deal?
* How is it useful?
* Do BGE physics take FOR into account for everything?
* What bpy properties can we observe?
* So what bpy calls calculate the true World coordinates?
* What about the BGE calls?

= Fragments of Resources =

* http://www.euclideanspace.com/physics/kinematics/fofr/index.htm
** Physics-focused
** Mentions Einsteinian relativity to point out Newtonian relativity
** Shows some of the matrix math involved
* http://blenderartists.org/forum/archive/index.php/t-208399.html?s=8ba3a0cd7ee981273de1078cbee99db3
** This thread shows how little real knowledge there is about it. Some people actually get some of it right... I haven't read the whole thing though.
* http://en.wikibooks.org/wiki/Blender_3D:_Noob_to_Pro/Coordinate_Spaces_in_Blender
** Is linked to in the above thread.
** I included it to show how bad the existing docs are.
** They say the space is unique to the Scene -- so we'll have to continue testing for that, but basically the rest of the stuff they say is iffy so I'm not sure.