set threshold to 1 in sanity test for GPU rotate on 8UC1

to fix difference with CUDA 8.0 results

set threshold to 1 in sanity test for GPU rotate on 8UC1
to fix difference with CUDA 8.0 results
9e652161 · Vladislav Vinogradov · 688bd289 · 9e652161
Commit 9e652161 authored Jul 15, 2016 by Vladislav Vinogradov
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perf_imgproc.cpp modules/gpu/perf/perf_imgproc.cpp +4 -1

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--- a/modules/gpu/perf/perf_imgproc.cpp
+++ b/modules/gpu/perf/perf_imgproc.cpp
@@ -1373,7 +1373,10 @@ PERF_TEST_P(Sz_Depth_Cn_Inter, ImgProc_Rotate,
        TEST_CYCLE() cv::gpu::rotate(d_src, dst, size, 30.0, 0, 0, interpolation);
-        GPU_SANITY_CHECK(dst, 1e-3, ERROR_RELATIVE);
+        if (depth == CV_8U)
+            GPU_SANITY_CHECK(dst, 1);
+        else
+            GPU_SANITY_CHECK(dst, 1e-3, ERROR_RELATIVE);
    }
    else
    {