PDA

View Full Version : Non-linear texture transformations with texture shaders



Roman Grigoriev
03-26-2003, 08:50 PM
Hi guys!
I want made non-linear distorsion correction of my rendred image. So I render scene copy it to back buffer and after that I need to apply transformations. Maybe you give me some advices or links how to made this.

dorbie
03-26-2003, 09:11 PM
Render your scene to a texture (or copy it there) and then apply any distortion you like on a textured polygonal mesh to the backbuffer. I've done this very successfully in the past:
http://patft.uspto.gov/netacgi/nph-Parse...ie&RS=IN/dorbie (http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=/netahtml/search-bool.html&r=2&f=G&l=50&co1=AND&d=ptxt&s1=dorbie.INZZ.&OS=IN/dorbie&RS=IN/dorbie)
http://patft.uspto.gov/netacgi/nph-Parse...mi+AND+IN/arnau (http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=/netahtml/search-bool.html&r=3&f=G&l=50&co1=AND&d=ptxt&s1=remi.INZZ.&s2=arnaud.INZZ.&OS=IN/remi+AND+IN/arnau) d&RS=IN/remi+AND+IN/arnaud

[This message has been edited by dorbie (edited 03-26-2003).]