RealSenseContext.cpp

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#include "RealSenseContext.h"
#include "PCH.h"

URealSenseContext::URealSenseContext(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer)
{
        REALSENSE_TRACE(TEXT("+URealSenseContext_%p"), this);
}

URealSenseContext::~URealSenseContext()
{
        REALSENSE_TRACE(TEXT("~URealSenseContext_%p"), this);
}

void URealSenseContext::SetHandle(rs2_context* Handle)
{
        RsContext = Handle; // rs2_context is managed by FRealSensePlugin, just keep a pointer
}

rs2_context* URealSenseContext::GetHandle()
{
        return RsContext;
}

URealSenseContext* URealSenseContext::GetRealSense() // static
{
        return IRealSensePlugin::Get().GetContext();
}

URealSenseDevice* URealSenseContext::NewDevice(rs2_device* Handle, const TCHAR* Name)
{
        auto Device = NewNamedObject<URealSenseDevice>(this, Name);
        Device->SetHandle(Handle);
        return Device;
}

void URealSenseContext::QueryDevices()
{
        REALSENSE_TRACE(TEXT("URealSenseContext_%p::QueryDevices"), this);

        FScopeLock Lock(&DevicesMx);

        Devices.Empty();

        rs2::error_ref e;
        rs2_device_list* List = rs2_query_devices(RsContext, &e);
        if (List)
        {
                const int Count = rs2_get_device_count(List, &e);
                for (int i = 0; i < Count; i++)
                {
                        rs2_device* RsDevice = rs2_create_device(List, i, &e);
                        if (RsDevice)
                        {
                                Devices.Add(NewDevice(RsDevice, TEXT("RealSenseDevice")));
                        }
                }

                rs2_delete_device_list(List);
        }

        for (auto* Device : Devices)
        {
                Device->QueryData();
        }
}

URealSenseDevice* URealSenseContext::GetDeviceById(int Id)
{
        FScopeLock Lock(&DevicesMx);

        return (Id < 0 || Id >= Devices.Num()) ? nullptr : Devices[Id];
}

URealSenseDevice* URealSenseContext::FindDeviceBySerial(FString Serial)
{
        FScopeLock Lock(&DevicesMx);

        for (auto* Device : Devices)
        {
                if (Device->Serial.Equals(Serial))
                {
                        return Device;
                }
        }

        return nullptr;
}