3D - Effect

ABDUL HAYEE

Dear Sir,
As we know our monitor screen is in 2D , then why we need 3D - Coordinates and transformations. plz explain.
Tahnks.
ah.

gautam

: Dear Sir,
: As we know our monitor screen is in 2D , then why we need 3D - Coordinates and transformations. plz explain.
: Tahnks.
: ah.
:
:

You are right that the screen is 2D - but the read world is 3D and transformation and projections actually convert this 3D world into a 2D image of pixels which are then eventually rendered(in the simplest sense).