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Published byKristopher Cameron Modified over 9 years ago
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Parameterization-Aware MIP-Mapping Josiah Manson and Scott Schaefer Texas A&M University
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Texture Parameterization
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MIP-Mapping
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Aliased
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MIP-Mapping Slow
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MIP-Mapping Fast
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Filtering OriginalNaïve Box 64 2 1024 2
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Filtering OriginalGuttered Box 64 2 1024 2
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Filtering OriginalParameterization-Aware MIP-Mapping 64 2 1024 2
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Naïve Filtering
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Textures are NOT just images
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Parameterization-Aware Filtering
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Implementation
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Color*Area Area +
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Implementation
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Color*Area Area +
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Implementation Color*Area Σ Area Σ
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Implementation Color*Area Σ Area Σ
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Nonuniform Plane Object Mesh
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Nonuniform Plane Texture Map Object Mesh
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Nonuniform Plane Naïve Box
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Nonuniform Plane PAM Box
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Nonuniform Plane Naïve Box (Anisotropic 16x)
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Nonuniform Plane PAM Box (Anisotropic 16x)
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Example
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Original 1024 2
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Example Naïve Box 64 2
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Example Guttered Box 64 2
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Example PAM Box 64 2
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Example OriginalNaïveGutteredPAM
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Preprocessing Times
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Conclusion Correct for parameterization of surface Works with anisotropic filtering Never decreases image quality No changes to rendering or artwork Try it http://josiahmanson.comhttp://josiahmanson.com
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