RealSensePluginImpl.cpp

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#include "RealSensePluginImpl.h"
#include "PCH.h"

#if defined(PROF_ENABLED)
#include "AllowWindowsPlatformTypes.h"
#include <windows.h>
#include "HideWindowsPlatformTypes.h"
#include "Profiler.inl"
#endif

DEFINE_LOG_CATEGORY(LogRealSense);

FRealSensePlugin::FRealSensePlugin()
{
        REALSENSE_TRACE(TEXT("+FRealSensePlugin_%p"), this);
}

FRealSensePlugin::~FRealSensePlugin()
{
        REALSENSE_TRACE(TEXT("~FRealSensePlugin_%p"), this);

        ReleaseContext();
}

void FRealSensePlugin::StartupModule()
{
        REALSENSE_TRACE(TEXT("FRealSensePlugin_%p::StartupModule"), this);

        INIT_PROFILER;

        #if WITH_EDITOR
        FRealSenseDetailCustomization::Register();
        #endif
}

void FRealSensePlugin::ShutdownModule()
{
        REALSENSE_TRACE(TEXT("FRealSensePlugin_%p::ShutdownModule"), this);

        ReleaseContext();

        #if WITH_EDITOR
        FRealSenseDetailCustomization::Unregister();
        #endif

        SHUT_PROFILER;
}

int FRealSensePlugin::GenId()
{
        FScopeLock Lock(&UniqIdMx);
        return UniqId++;
}

URealSenseContext* FRealSensePlugin::GetContext()
{
        if (!Context)
        {
                FScopeLock Lock(&ContextMx);
                if (!Context)
                {
                        //FPlatformMisc::SetEnvironmentVar(TEXT("OMP_NUM_THREADS"), TEXT("1"));

                        rs2::error_ref e;
                        REALSENSE_TRACE(TEXT("rs2_create_context"));
                        RsContext = rs2_create_context(RS2_API_VERSION, &e);
                        if (!e.success())
                        {
                                REALSENSE_ERR(TEXT("rs2_create_context failed: "), *uestr(e.get_message()));
                                return nullptr;
                        }

                        Context = NewNamedObject<URealSenseContext>(nullptr, TEXT("RealSenseContext"));
                        Context->AddToRoot();
                        Context->SetHandle(RsContext);
                        Context->QueryDevices();
                }
        }

        return Context;
}

void FRealSensePlugin::ReleaseContext()
{
        FScopeLock Lock(&ContextMx);

        if (RsContext)
        {
                REALSENSE_TRACE(TEXT("rs2_delete_context %X"), RsContext);
                rs2_delete_context(RsContext);
                RsContext = nullptr;
        }

        Context = nullptr;
}

IMPLEMENT_MODULE(FRealSensePlugin, RealSense)