Method and apparatus for providing explicit weights for texture filtering

A system and method for providing explicit weights for texture filtering permits filter weights to vary for each pixel within a primitive. A different filter kernel may be used for each pixel. The weights may be computed or read from a texture map. Because the weights are explicit, the fractional po...

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Bibliographische Detailangaben
Hauptverfasser: Toksvig, Michael J. M, Donovan, Walter E
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A system and method for providing explicit weights for texture filtering permits filter weights to vary for each pixel within a primitive. A different filter kernel may be used for each pixel. The weights may be computed or read from a texture map. Because the weights are explicit, the fractional portions of the texture map coordinates that are typically used to determine a bilinearly filtered texel are not used.