Function BenchmarkAlgorithms

src/Tests.cpp:5079–5151

}

static void BenchmarkAlgorithms(FILE* file)
{
    wprintf(L"Benchmark algorithms\n");

    if(file)
    {
        fprintf(file,
            "Code,Time,"
            "Algorithm,Empty,Allocation strategy,Free order,"
            "Allocation time (s),Deallocation time (s)\n");
    }

    uint32_t freeOrderCount = 1;
    if(ConfigType >= CONFIG_TYPE::CONFIG_TYPE_LARGE)
        freeOrderCount = 3;
    else if(ConfigType >= CONFIG_TYPE::CONFIG_TYPE_SMALL)
        freeOrderCount = 2;

    const uint32_t emptyCount = ConfigType >= CONFIG_TYPE::CONFIG_TYPE_SMALL ? 2 : 1;
    const uint32_t allocStrategyCount = GetAllocationStrategyCount();

    for(uint32_t freeOrderIndex = 0; freeOrderIndex < freeOrderCount; ++freeOrderIndex)
    {
        FREE_ORDER freeOrder = FREE_ORDER::COUNT;
        switch(freeOrderIndex)
        {
        case 0: freeOrder = FREE_ORDER::BACKWARD; break;
        case 1: freeOrder = FREE_ORDER::FORWARD; break;
        case 2: freeOrder = FREE_ORDER::RANDOM; break;
        default: assert(0);
        }

        for(uint32_t emptyIndex = 0; emptyIndex < emptyCount; ++emptyIndex)
        {
            for(uint32_t algorithmIndex = 0; algorithmIndex < 2; ++algorithmIndex)
            {
                uint32_t algorithm = 0;
                switch(algorithmIndex)
                {
                case 0:
                    break;
                case 1:
                    algorithm = VMA_POOL_CREATE_LINEAR_ALGORITHM_BIT;
                    break;
                default:
                    assert(0);
                }

                uint32_t currAllocStrategyCount = algorithm != 0 ? 1 : allocStrategyCount;
                for(uint32_t allocStrategyIndex = 0; allocStrategyIndex < currAllocStrategyCount; ++allocStrategyIndex)
                {
                    VmaAllocatorCreateFlags strategy = 0;
                    if(currAllocStrategyCount > 1)
                    {
                        switch(allocStrategyIndex)
                        {
                        case 0: strategy = VMA_ALLOCATION_CREATE_STRATEGY_MIN_MEMORY_BIT; break;
                        case 1: strategy = VMA_ALLOCATION_CREATE_STRATEGY_MIN_TIME_BIT; break;