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Error when using openCV CUDA

Hello, I have several question related to the usage of openCV CUDA Recently I just successfully install openCV CUDA using vcpkg ( But when I want to use some function on it, it always show error like this :

OpenCV(3.4.3) Error: The function/feature is not implemented (The called functionality is disabled for current build or platform) in throw_no_cuda, file F:\vcpkg\buildtrees\opencv\src\3.4.3-701a6234df\modules\core\include\opencv2/core/private.cuda.hpp, line 113

I have tried to modify my code but it doesn't work, this is my code :

and I found that there is no gpu.gpp in my opencv2 directory, Is there anyone have found and solved this problem? Thank you

My environment : WIndows 10 Visual Studio 2017 GTX1050 2GB