From ef3303716efe65a5cd53368dfcbed7c272d56d31 Mon Sep 17 00:00:00 2001
From: Maksim Shabunin <maksim.shabunin@gmail.com>
Date: Thu, 6 Jun 2024 17:29:34 +0300
Subject: [PATCH] test: use cv::theRNG instead of own generator

---
 modules/core/test/test_math.cpp   | 2 +-
 modules/ts/include/opencv2/ts.hpp | 3 +--
 modules/ts/src/ts.cpp             | 5 -----
 3 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/modules/core/test/test_math.cpp b/modules/core/test/test_math.cpp
index cffe1bb537..024177f1a1 100644
--- a/modules/core/test/test_math.cpp
+++ b/modules/core/test/test_math.cpp
@@ -135,7 +135,7 @@ double Core_PowTest::get_success_error_level( int test_case_idx, int i, int j )
         return power == cvRound(power) && power >= 0 ? 0 : 1;
     else
     {
-        return depth != CV_64F ? Base::get_success_error_level( test_case_idx, i, j ) : DBL_EPSILON*1024*1.1;
+        return depth != CV_64F ? Base::get_success_error_level( test_case_idx, i, j ) : DBL_EPSILON*1024*1.11;
     }
 }
 
diff --git a/modules/ts/include/opencv2/ts.hpp b/modules/ts/include/opencv2/ts.hpp
index 83ef6fc7da..943da1d067 100644
--- a/modules/ts/include/opencv2/ts.hpp
+++ b/modules/ts/include/opencv2/ts.hpp
@@ -611,7 +611,7 @@ public:
     };
 
     // get RNG to generate random input data for a test
-    RNG& get_rng() { return rng; }
+    RNG& get_rng() { return cv::theRNG(); }
 
     // returns the current error code
     TS::FailureCode get_err_code() { return TS::FailureCode(current_test_info.code); }
@@ -629,7 +629,6 @@ public:
 protected:
 
     // these are allocated within a test to try to keep them valid in case of stack corruption
-    RNG rng;
 
     // information about the current test
     TestInfo current_test_info;
diff --git a/modules/ts/src/ts.cpp b/modules/ts/src/ts.cpp
index 2d795cd3a2..fb60a18ff1 100644
--- a/modules/ts/src/ts.cpp
+++ b/modules/ts/src/ts.cpp
@@ -591,8 +591,6 @@ void TS::init( const string& modulename )
 
     if( params.use_optimized == 0 )
         cv::setUseOptimized(false);
-
-    rng = RNG(params.rng_seed);
 }
 
 
@@ -635,9 +633,6 @@ void TS::update_context( BaseTest* test, int test_case_idx, bool update_ts_conte
     {
         current_test_info.rng_seed = param_seed + test_case_idx;
         current_test_info.rng_seed0 = current_test_info.rng_seed;
-
-        rng = RNG(current_test_info.rng_seed);
-        cv::theRNG() = rng;
     }
 
     current_test_info.test = test;