feat: direct interface for active.cc and variable rename for understandability #3158

Job	Run time
build_nuget_dotnet (windows-latest, win-x64)	10m 57s
build_nuget_dotnet (ubuntu-latest, linux-x64)	4m 23s
build_nuget_dotnet (macos-latest, osx-x64)	8m 29s
test_nuget_dotnetframework	3m 4s
test_nuget_dotnetcore (windows-latest, win-x64)	2m 43s
test_nuget_dotnetcore (ubuntu-latest, linux-x64)	1m 17s
benchmark_nuget	0s
test_nuget_dotnetcore (macos-latest, osx-x64)	1m 45s
	32m 38s

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