Math and algorithms: Difference between revisions

From OpenGL Wiki
Jump to navigation Jump to search
Marco (talk | contribs)
m change the layout a little bit
No edit summary
 
(3 intermediate revisions by 2 users not shown)
Line 1: Line 1:
; [[Compute eye space from window space]]: Algorithm and shader code for taking window space positions and computing eye space positions from them.


== Algorithms ==
; [[Calculating a Surface Normal]] : Required from the application by OpenGL for lighting calculations.


; [[Calculating a Surface Normal]] : Required from the application by OpenGL for lighting calculations.
; [[ID-Buffer]] : A way to get the selection of the objects.
 
; [[Trackball]] : Object rotation via a virtual trackball.

Latest revision as of 23:48, 24 February 2012

Compute eye space from window space
Algorithm and shader code for taking window space positions and computing eye space positions from them.
Calculating a Surface Normal
Required from the application by OpenGL for lighting calculations.
ID-Buffer
A way to get the selection of the objects.
Trackball
Object rotation via a virtual trackball.