Itseez/opencv — pull request #3482 by wangyan42164 (2014-12-04 06:40:07+00:00)
Title: OCL: [Brute_Force_Match]Remove unnecesary operations and calculations in loop body.

In my atom paltfrom, it show some gains in
OCL_BruteForceMatcherFixture_Match*
OCL_BruteForceMatcherFixture_RadiusMatch*
OCL_BruteForceMatcherFixture_KnnMatch*

Please help review. Thanks.