05_글로벌일루미네이션
Upcoming SlideShare
Loading in...5
×
 

05_글로벌일루미네이션

on

  • 914 views

 

Statistics

Views

Total Views
914
Views on SlideShare
913
Embed Views
1

Actions

Likes
3
Downloads
6
Comments
1

1 Embed 1

http://www.google.co.kr 1

Accessibility

Categories

Upload Details

Uploaded via as Adobe PDF

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
  • gi_demo.zip 다운 링크 깨졌네효.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

05_글로벌일루미네이션 05_글로벌일루미네이션 Presentation Transcript

  • Global Illumination : noerror@hitel.net : 2005.05.28
  • 1. Global Illumination Direct Illumination : Indirect Illumination : ,2
  • Global Illumination Technique Radiosity Photon Mapping3
  • Radiosity , , (no specular) 1984 ( )4
  • Radiosity Process Surface Substructuring Scene patch . Patch , .5
  • Radiosity Process Li = Lei+ BRDF(j) * Irradiance(Lj) Li Lei BRDF(j) j Lj j BRDF : Bidirectional Reflectance Distribution Function6
  • Radiosity Process Multi PASS Rendering ray . (1st pass) . .7
  • Radiosity . .( patch hemicube .. )8 .
  • Photon Mapping Photon : , , 19959
  • Photon Mapping Monte-Carlo Method , N 2 pass Photon Map Photon , Photon Map10
  • Photon Mapping Process 1 N Photon Photon Map . . Photon11
  • Photon Mapping Process Rusian Rulette 0.5 50% 50% 100% (k-d Tree)12
  • Photon Mapping Process 2 ray traicing photon .13
  • Global Illumination In Game , . . . GI ,14 .
  • 2. Radiosity Radiosity Inhouse => & => 1 Direct Illumination => Indirect Illumination15
  • Radiosity ASE (vertex face ) triangle Radiosity16
  • Radiosity basis vector . basis vector texture U,V17
  • Radiosity Direct Illumination . Indirect Illumination18
  • / http://digibath.com/repository/gi_demo.zip19
  • Radiosity Using Photon Maps http://www.cs.utah.edu/~bigler/research/photonmaps/photonmaps_g2.html Global Illumination http://atec.utdallas.edu/midori/Handouts/global_illumination.htm Overview of Photon Mapping http://www.ypoart.com/tutorials/Photon-Overview.htm Henrik Wann Jensen (photon mapping) http://graphics.ucsd.edu/~henrik/20 Radiosity Texture Generator http://www.dd.chalmers.se/~f97toed/radiosity/Report.htm