float run_timing_test(FilterInterface<T> & f)
{
std::vector<float> timings;
auto input = get_random_vector<T>(vector_size);
for(unsigned i = 0; i < iterations; ++i)
{
auto t0 = now();
auto out = f.filter(input);
auto t1 = now();
timings.push_back(delta(t1 - t0));
}
// compute average of timing values
float avg = 0.0f;
for(auto t : timings) avg += t;
avg /= static_cast<float>(timings.size());
return avg;
}
