UpdateMask-AppendToPacketNew-Test3.cpp

    const uint32 testChars = 1024;
    const uint32 numTests = 50;
    ByteBuffer buff[numTests];
    ByteBuffer buff2[numTests];
    UpdateMask updateMask[numTests];
    for (int n = 0; n < 10; ++n)
    {
        for (int m = 0; m < numTests; ++m)
        {
            updateMask[m].SetCount(testChars * 8);
            for (uint32 i = 0; i < testChars; ++i)
            {
                char c = (rand() % 26) + 65;
                buff[m] << c;
                buff2[m] << c;
            }
            for (uint32 i = 0; i < testChars; ++i)
            {
                char c = (rand() % 26) + 65;
                for (int k = 0; k < 8; ++k)
                {
                    updateMask[m].SetBit((c >> k) & 1);
                }
            }
        }

        auto start = std::chrono::steady_clock::now();
        for (int m = 0; m < numTests; ++m)
        {
            updateMask[m].AppendToPacketOld(&buff[m]);
            //buff.print_storage();
        }
        float oldTime = (float)std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::steady_clock::now() - start).count();

        start = std::chrono::steady_clock::now();
        for (int m = 0; m < numTests; ++m)
        {
            updateMask[m].AppendToPacketNew(&buff2[m]);
            //buff2.print_storage();
        }
        float newTime = (float)std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::steady_clock::now() - start).count();

        char buffer[10];
        sprintf(buffer, "%.3f%%", (100 - (newTime / oldTime) * 100));
        std::cout << "AppendToPacketNew improvement: " << buffer << std::endl;
    }