Fix handling of inverted v texture coordinates in TextureAtlasFilter, which was causing it to index into the wrong section of the texture atlas.
Fix handling of inverted v texture coordinates in TextureAtlasFilter, which was causing it to index into the wrong section of the texture atlas.

sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata