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Wavelet Applications for Rendering

Wavelet Applications for Rendering. Speaker: Yung Chum Lu. Outline. Introduction of Rendering Application I Application II Review Haar Something Interesting. Rendering. Story Board. Create a 2D picture of a 3D world. Ray Tracing. Direct Illumination. Direct Illumination.

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Wavelet Applications for Rendering

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  1. Wavelet Applications for Rendering Speaker: Yung Chum Lu

  2. Outline • Introduction of Rendering • Application I • Application II • Review Haar • Something Interesting

  3. Rendering

  4. Story Board

  5. Create a 2D picture of a 3D world

  6. Ray Tracing

  7. Direct Illumination

  8. Direct Illumination

  9. Direct Illumination

  10. Direct Illumination

  11. Direct Illumination

  12. Path Tracing point light point light point light point light

  13. Direct Illumination

  14. Path Tracing

  15. Pixar

  16. Why Ray Tracing

  17. Tron

  18. Review of 1-D Haar 1 0 1 Mother Basis -1 General Basis 0 1 Scaled Basis 0 1

  19. Property 1 1 0 1 -1 0 1

  20. Property 2 1 0 1 -1

  21. Property 3 0 1 0 1

  22. Application I Triple Product Wavelet Integrals for All-Frequency Relighting Ren Ng Stanford University Pat Hanrahan Stanford University Ravi Ramamoorthi Columbia University

  23. Triple Core Problem

  24. Double Product Integral

  25. Triple Product Integral

  26. 2-D Haar 0 1 1 0 1

  27. Triple Product Integral in 2-D Haar

  28. Preliminaries

  29. All three basis are wavelet

  30. Some are scaling function

  31. Application II Wavelet Importance Sampling: Efficiently Evaluating Products of Complex Functions PetrikClarberg Lund University / UC San Diego Wojciech Jarosz UC San Diego Henrik Wann Jensen UC San Diego Tomas Akenine-M¨oller Lund University

  32. The Core Problem

  33. The Core Problem

  34. Warping

  35. Generalized Wavelet Product

  36. Light Field Camera Ren Ng

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