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Parameterization-Aware MIP-Mapping Josiah Manson and Scott Schaefer Texas A&M University.

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Presentation on theme: "Parameterization-Aware MIP-Mapping Josiah Manson and Scott Schaefer Texas A&M University."— Presentation transcript:

1 Parameterization-Aware MIP-Mapping Josiah Manson and Scott Schaefer Texas A&M University

2 Texture Parameterization

3

4

5

6 MIP-Mapping

7

8 Aliased

9 MIP-Mapping Slow

10 MIP-Mapping Fast

11 Filtering OriginalNaïve Box

12 Filtering OriginalGuttered Box

13 Filtering OriginalParameterization-Aware MIP-Mapping

14 Naïve Filtering

15

16

17 Textures are NOT just images

18

19 Parameterization-Aware Filtering

20

21

22 Implementation

23

24

25

26

27 Color*Area Area +

28 Implementation

29 Color*Area Area +

30 Implementation Color*Area Σ Area Σ

31 Implementation Color*Area Σ Area Σ

32 Nonuniform Plane Object Mesh

33 Nonuniform Plane Texture Map Object Mesh

34 Nonuniform Plane Naïve Box

35 Nonuniform Plane PAM Box

36 Nonuniform Plane Naïve Box (Anisotropic 16x)

37 Nonuniform Plane PAM Box (Anisotropic 16x)

38 Example

39

40

41 Original

42 Example Naïve Box 64 2

43 Example Guttered Box 64 2

44 Example PAM Box 64 2

45 Example OriginalNaïveGutteredPAM

46 Preprocessing Times

47 Conclusion Correct for parameterization of surface Works with anisotropic filtering Never decreases image quality No changes to rendering or artwork Try it


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