Function help

example/lottieperf.cpp:126–132

};

static int help()
{
    std::cout<<"\nUsage : ./perf [--sync] [-c] [resource count] [-i] [iteration count] \n";
    std::cout<<"\nExample : ./perf -c 50 -i 100 \n";
    std::cout<<"\n\t runs perf test for 100 iterations. renders 50 resource per iteration\n\n";
    return 0;
}
int
main(int argc, char ** argv)
{