0ed1f4cbeb
Move modifiers and their helpers in their own files Add an enum class for modifiers and facilities to iterate over all possible targets Add smoothers to the voices and preallocate them Iterate over smoothers and modifiers jointly in the voices for each target
59 lines
1.7 KiB
C++
59 lines
1.7 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 "SIMDHelpers.h"
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#include "OnePoleFilter.h"
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#include "SfzFilter.h"
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#include "ScopedFTZ.h"
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#include <benchmark/benchmark.h>
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#include <random>
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#include <numeric>
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#include <vector>
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#include <cmath>
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#include <iostream>
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constexpr int blockSize { 256 };
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constexpr float sampleRate { 48000.0f };
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class FilterFixture : public benchmark::Fixture {
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public:
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void SetUp(const ::benchmark::State&)
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{
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input = std::vector<float>(blockSize);
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output = std::vector<float>(blockSize);
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std::generate(input.begin(), input.end(), [&]() { return dist(gen); });
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}
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void TearDown(const ::benchmark::State& /* state */)
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{
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}
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std::random_device rd {};
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std::mt19937 gen { rd() };
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std::normal_distribution<float> dist { 1, 0.2 };
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std::vector<float> input;
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std::vector<float> output;
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};
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BENCHMARK_DEFINE_F(FilterFixture, OnePole_VA) (benchmark::State& state)
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{
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ScopedFTZ ftz;
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sfz::OnePoleFilter<float> filter;
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for (auto _ : state) {
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filter.processLowpass(input, absl::MakeSpan(output));
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}
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}
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BENCHMARK_DEFINE_F(FilterFixture, OnePoleMul_VA) (benchmark::State& state)
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{
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ScopedFTZ ftz;
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sfz::OnePoleFilterMul<float> filter;
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for (auto _ : state) {
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filter.processLowpass(input, absl::MakeSpan(output));
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}
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}
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BENCHMARK_REGISTER_F(FilterFixture, OnePole_VA);
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BENCHMARK_REGISTER_F(FilterFixture, OnePoleMul_VA);
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BENCHMARK_MAIN();
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