Method Init

Source/Engine/Platform/Android/AndroidPlatform.cpp:864–942

}

bool AndroidPlatform::Init()
{
    if (UnixPlatform::Init())
        return true;

    // Init timing
    struct timespec ts;
    if (clock_gettime(CLOCK_MONOTONIC, &ts) == -1)
    {
        ClockSource = CLOCK_REALTIME;
    }
    else
    {
        ClockSource = CLOCK_MONOTONIC;
    }

	// Estimate program size by checking physical memory usage on start
	ProgramSizeMemory = Platform::GetProcessMemoryStats().UsedPhysicalMemory;

    // Set info about the CPU
    cpu_set_t cpus;
    CPU_ZERO(&cpus);
    if (sched_getaffinity(0, sizeof(cpus), &cpus) == 0)
    {
        AndroidCpu.ProcessorCoreCount = AndroidCpu.LogicalProcessorCount = CPU_COUNT(&cpus);
    }
    else
    {
        AndroidCpu.ProcessorCoreCount = AndroidCpu.LogicalProcessorCount = 1;
    }
    AndroidCpu.ProcessorPackageCount = 1;
    AndroidCpu.L1CacheSize = 0;
    AndroidCpu.L2CacheSize = 0;
    AndroidCpu.L3CacheSize = 0;
    AndroidCpu.PageSize = sysconf(_SC_PAGESIZE);
    AndroidCpu.ClockSpeed = GetClockFrequency();
    AndroidCpu.CacheLineSize = sysconf(_SC_LEVEL1_DCACHE_LINESIZE);
    if (!AndroidCpu.CacheLineSize)
    {
        AndroidCpu.CacheLineSize = PLATFORM_CACHE_LINE_SIZE;
    }

    UnixGetMacAddress(MacAddress);

    // Generate unique device ID
    {
        DeviceId = Guid::Empty;

        // A - Computer Name and User Name
        uint32 hash = GetHash(Platform::GetComputerName());
        CombineHash(hash, GetHash(Platform::GetUserName()));
        DeviceId.A = hash;

        // B - MAC address
        hash = MacAddress[0];
        for (uint32 i = 0; i < 6; i++)
            CombineHash(hash, MacAddress[i]);
        DeviceId.B = hash;