From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Sat, 22 Mar 2014 16:09:36 +0000 (+0100)
Subject: Use a smaller support texture for the FFT.
X-Git-Tag: 1.1~21
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;ds=sidebyside;h=c2e19c0fb1952bb7f91ac9ce3b4d25f06b6d2ad6;hp=c2e19c0fb1952bb7f91ac9ce3b4d25f06b6d2ad6;p=movit

Use a smaller support texture for the FFT.

Many of the rows in the support texture are exactly the same,
so don't store the duplicates; gives a small performance boost.
In a sense, this is exactly the same property that GPUwave uses
with drawing multiple quads at the lower level.
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