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(parent: d98abcb) | patch
[915] Use a quartic term to improve the accuracy of SIN results.
authorEric Anholt <eric@anholt.net>
Wed, 6 Feb 2008 23:38:16 +0000 (15:38 -0800)
committerEric Anholt <eric@anholt.net>
Wed, 6 Feb 2008 23:40:32 +0000 (15:40 -0800)
commit2551a5ee80ab523006618c79766e2409b2a62d84
treeccdd6c390e27abe28a7fb6583d5098aa41db0ae5tree
parentd98abcbef0bd4200fc0fd30fc0524bf452df3572commit | diff
[915] Use a quartic term to improve the accuracy of SIN results.

This is described in the link in the comment, and is the same technique that
r300 uses.
src/mesa/drivers/dri/i915/i915_fragprog.c diff | blob | history