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Add the windowed-sinc benchmark

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This commit is contained in:
Jean Pierre Cimalando 2021-01-31 23:52:39 +01:00
parent d5bb51488d
commit 0629a6b30d
1 changed files with 28 additions and 29 deletions
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57
benchmarks/BM_interpolators.cpp
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@ -13,6 +13,11 @@
class Interpolators : public benchmark::Fixture { class Interpolators : public benchmark::Fixture {
public: public:
Interpolators()
{
sfz::initializeInterpolators();
}
void SetUp(const ::benchmark::State& state) void SetUp(const ::benchmark::State& state)
{ {
std::random_device rd { }; std::random_device rd { };
@ -55,33 +60,27 @@ static void doInterpolation(absl::Span<const float> input, absl::Span<float> out
} }
} }
BENCHMARK_DEFINE_F(Interpolators, Linear)(benchmark::State& state) #define ADD_INTERPOLATOR_BENCHMARK(Type) \
{ BENCHMARK_DEFINE_F(Interpolators, Type)(benchmark::State& state) \
ScopedFTZ ftz; { \
ScopedFTZ ftz; \
for (auto _ : state) { \
absl::Span<float> span = absl::MakeSpan(output); \
doInterpolation<sfz::kInterpolator##Type>(input, span); \
} \
} \
BENCHMARK_REGISTER_F(Interpolators, Type) \
->RangeMultiplier(4)->Range(1 << 4, 1 << 12);
for (auto _ : state) { ADD_INTERPOLATOR_BENCHMARK(Nearest)
doInterpolation<sfz::kInterpolatorLinear>(input, absl::MakeSpan(output)); ADD_INTERPOLATOR_BENCHMARK(Linear)
} ADD_INTERPOLATOR_BENCHMARK(Hermite3)
} ADD_INTERPOLATOR_BENCHMARK(Bspline3)
ADD_INTERPOLATOR_BENCHMARK(Sinc8)
BENCHMARK_DEFINE_F(Interpolators, Hermite3)(benchmark::State& state) ADD_INTERPOLATOR_BENCHMARK(Sinc12)
{ ADD_INTERPOLATOR_BENCHMARK(Sinc16)
ScopedFTZ ftz; ADD_INTERPOLATOR_BENCHMARK(Sinc24)
ADD_INTERPOLATOR_BENCHMARK(Sinc36)
for (auto _ : state) { ADD_INTERPOLATOR_BENCHMARK(Sinc48)
doInterpolation<sfz::kInterpolatorHermite3>(input, absl::MakeSpan(output)); ADD_INTERPOLATOR_BENCHMARK(Sinc60)
} ADD_INTERPOLATOR_BENCHMARK(Sinc72)
}
BENCHMARK_DEFINE_F(Interpolators, Bspline3)(benchmark::State& state)
{
ScopedFTZ ftz;
for (auto _ : state) {
doInterpolation<sfz::kInterpolatorBspline3>(input, absl::MakeSpan(output));
}
}
BENCHMARK_REGISTER_F(Interpolators, Linear)->RangeMultiplier(4)->Range(1 << 4, 1 << 12);
BENCHMARK_REGISTER_F(Interpolators, Hermite3)->RangeMultiplier(4)->Range(1 << 4, 1 << 12);
BENCHMARK_REGISTER_F(Interpolators, Bspline3)->RangeMultiplier(4)->Range(1 << 4, 1 << 12);