103 lines
3.5 KiB
C++
103 lines
3.5 KiB
C++
// SPDX-License-Identifier: BSD-2-Clause
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// This code is part of the sfizz library and is licensed under a BSD 2-clause
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// license. You should have receive a LICENSE.md file along with the code.
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// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
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#include "Macros.h"
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#include "ScopedFTZ.h"
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#include "MathHelpers.h"
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#include "SIMDConfig.h"
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#include "effects/impl/ResonantArray.h"
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#include "effects/impl/ResonantArraySSE.h"
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#include "effects/impl/ResonantArrayAVX.h"
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#include <benchmark/benchmark.h>
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#include <random>
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#include <vector>
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class AddArray : public benchmark::Fixture {
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public:
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void SetUp(const ::benchmark::State& state) {
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std::random_device rd { };
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std::mt19937 gen { rd() };
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numStrings = state.range(0);
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pitches.resize(numStrings);
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bandwidths.resize(numStrings);
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feedbacks.resize(numStrings);
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gains.resize(numStrings);
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std::generate(pitches.begin(), pitches.end(), [&]() {
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std::uniform_int_distribution<> dist {0, 127};
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return midiNoteFrequency(dist(gen));
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});
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std::fill(bandwidths.begin(), bandwidths.end(), 1.0f);
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std::fill(feedbacks.begin(), feedbacks.end(), std::exp(-6.91 / (50e-3 * sampleRate)));
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std::fill(gains.begin(), gains.end(), 1e-3f);
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input.resize(numFrames);
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output.resize(numFrames);
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std::generate(input.begin(), input.end(), [&]() {
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std::uniform_real_distribution<> dist {-1, 1};
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return dist(gen);
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});
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}
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void TearDown(const ::benchmark::State& state) {
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UNUSED(state);
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}
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static constexpr float sampleRate = 44100;
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static constexpr unsigned numFrames = sampleRate * 1.0;
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std::vector<float> input;
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std::vector<float> output;
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unsigned numStrings = 0;
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std::vector<float> pitches;
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std::vector<float> bandwidths;
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std::vector<float> feedbacks;
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std::vector<float> gains;
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};
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BENCHMARK_DEFINE_F(AddArray, StringResonator_Scalar)(benchmark::State& state) {
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ScopedFTZ ftz;
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sfz::fx::ResonantArrayScalar resonator;
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resonator.setup(sampleRate, numStrings, pitches.data(), bandwidths.data(), feedbacks.data(), gains.data());
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resonator.setSamplesPerBlock(numFrames);
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for (auto _ : state)
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{
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resonator.process(input.data(), output.data(), numFrames);
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}
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}
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#if SFIZZ_CPU_FAMILY_X86_64 || SFIZZ_CPU_FAMILY_I386
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BENCHMARK_DEFINE_F(AddArray, StringResonator_SSE)(benchmark::State& state) {
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ScopedFTZ ftz;
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sfz::fx::ResonantArraySSE resonator;
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resonator.setup(sampleRate, numStrings, pitches.data(), bandwidths.data(), feedbacks.data(), gains.data());
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resonator.setSamplesPerBlock(numFrames);
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for (auto _ : state)
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{
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resonator.process(input.data(), output.data(), numFrames);
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}
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}
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BENCHMARK_DEFINE_F(AddArray, StringResonator_AVX)(benchmark::State& state) {
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ScopedFTZ ftz;
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sfz::fx::ResonantArrayAVX resonator;
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resonator.setup(sampleRate, numStrings, pitches.data(), bandwidths.data(), feedbacks.data(), gains.data());
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resonator.setSamplesPerBlock(numFrames);
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for (auto _ : state)
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{
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resonator.process(input.data(), output.data(), numFrames);
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}
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}
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#endif
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BENCHMARK_REGISTER_F(AddArray, StringResonator_Scalar)->RangeMultiplier(4)->Range(1, 128);
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#if SFIZZ_CPU_FAMILY_X86_64 || SFIZZ_CPU_FAMILY_I386
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BENCHMARK_REGISTER_F(AddArray, StringResonator_SSE)->RangeMultiplier(4)->Range(1, 128);
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BENCHMARK_REGISTER_F(AddArray, StringResonator_AVX)->RangeMultiplier(4)->Range(1, 128);
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#endif
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BENCHMARK_MAIN();
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