vibrator/bench/benchmark.cpp - third_party/android/platform/hardware/interfaces - Git at Google

 /*
  * Copyright (C) 2019 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 #include "benchmark/benchmark.h"

 #include <android/hardware/vibrator/1.3/IVibrator.h>
 #include <android/hardware/vibrator/BnVibratorCallback.h>
 #include <android/hardware/vibrator/IVibrator.h>
 #include <binder/IServiceManager.h>

 using ::android::enum_range;
 using ::android::sp;
 using ::android::hardware::hidl_enum_range;
 using ::android::hardware::Return;
 using ::android::hardware::details::hidl_enum_values;
 using ::benchmark::Counter;
 using ::benchmark::Fixture;
 using ::benchmark::kMicrosecond;
 using ::benchmark::State;
 using ::benchmark::internal::Benchmark;
 using ::std::chrono::duration;
 using ::std::chrono::duration_cast;
 using ::std::chrono::high_resolution_clock;

 namespace Aidl = ::android::hardware::vibrator;
 namespace V1_0 = ::android::hardware::vibrator::V1_0;
 namespace V1_1 = ::android::hardware::vibrator::V1_1;
 namespace V1_2 = ::android::hardware::vibrator::V1_2;
 namespace V1_3 = ::android::hardware::vibrator::V1_3;

 template <typename I>
 class BaseBench : public Fixture {
   public:
     void TearDown(State& /*state*/) override {
         if (!mVibrator) {
             return;
         }
         mVibrator->off();
     }

     static void DefaultConfig(Benchmark* b) { b->Unit(kMicrosecond); }

     static void DefaultArgs(Benchmark* /*b*/) { /* none */
     }

   protected:
     auto getOtherArg(const State& state, std::size_t index) const { return state.range(index + 0); }

   protected:
     sp<I> mVibrator;
 };

 template <typename I>
 class VibratorBench : public BaseBench<I> {
   public:
     void SetUp(State& /*state*/) override { this->mVibrator = I::getService(); }
 };

 enum class EmptyEnum : uint32_t;
 template <>
 inline constexpr std::array<EmptyEnum, 0> hidl_enum_values<EmptyEnum> = {};

 template <typename T, typename U>
 std::set<T> difference(const hidl_enum_range<T>& t, const hidl_enum_range<U>& u) {
     class Compare {
       public:
         bool operator()(const T& a, const U& b) { return a < static_cast<T>(b); }
         bool operator()(const U& a, const T& b) { return static_cast<T>(a) < b; }
     };
     std::set<T> ret;

     std::set_difference(t.begin(), t.end(), u.begin(), u.end(),
                         std::insert_iterator<decltype(ret)>(ret, ret.begin()), Compare());

     return ret;
 }

 template <typename I, typename E1, typename E2 = EmptyEnum>
 class VibratorEffectsBench : public VibratorBench<I> {
   public:
     using Effect = E1;
     using EffectStrength = V1_0::EffectStrength;
     using Status = V1_0::Status;

   public:
     static void DefaultArgs(Benchmark* b) {
         b->ArgNames({"Effect", "Strength"});
         for (const auto& effect : difference(hidl_enum_range<E1>(), hidl_enum_range<E2>())) {
             for (const auto& strength : hidl_enum_range<EffectStrength>()) {
                 b->Args({static_cast<long>(effect), static_cast<long>(strength)});
             }
         }
     }

     void performBench(State* state, Return<void> (I::*performApi)(Effect, EffectStrength,
                                                                   typename I::perform_cb)) {
         auto effect = getEffect(*state);
         auto strength = getStrength(*state);
         bool supported = true;

         (*this->mVibrator.*performApi)(effect, strength, [&](Status status, uint32_t /*lengthMs*/) {
             if (status == Status::UNSUPPORTED_OPERATION) {
                 supported = false;
             }
         });

         if (!supported) {
             return;
         }

         for (auto _ : *state) {
             state->ResumeTiming();
             (*this->mVibrator.*performApi)(effect, strength,
                                            [](Status /*status*/, uint32_t /*lengthMs*/) {});
             state->PauseTiming();
             this->mVibrator->off();
         }
     }

   protected:
     auto getEffect(const State& state) const {
         return static_cast<Effect>(this->getOtherArg(state, 0));
     }

     auto getStrength(const State& state) const {
         return static_cast<EffectStrength>(this->getOtherArg(state, 1));
     }
 };

 #define BENCHMARK_WRAPPER(fixt, test, code) \
     BENCHMARK_DEFINE_F(fixt, test)          \
     /* NOLINTNEXTLINE */                    \
     (State & state) {                       \
         if (!mVibrator) {                   \
             return;                         \
         }                                   \
                                             \
         code                                \
     }                                       \
     BENCHMARK_REGISTER_F(fixt, test)->Apply(fixt::DefaultConfig)->Apply(fixt::DefaultArgs)

 using VibratorBench_V1_0 = VibratorBench<V1_0::IVibrator>;

 BENCHMARK_WRAPPER(VibratorBench_V1_0, on, {
     uint32_t ms = UINT32_MAX;

     for (auto _ : state) {
         state.ResumeTiming();
         mVibrator->on(ms);
         state.PauseTiming();
         mVibrator->off();
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_V1_0, off, {
     uint32_t ms = UINT32_MAX;

     for (auto _ : state) {
         state.PauseTiming();
         mVibrator->on(ms);
         state.ResumeTiming();
         mVibrator->off();
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_V1_0, supportsAmplitudeControl, {
     for (auto _ : state) {
         mVibrator->supportsAmplitudeControl();
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_V1_0, setAmplitude, {
     uint8_t amplitude = UINT8_MAX;

     if (!mVibrator->supportsAmplitudeControl()) {
         return;
     }

     mVibrator->on(UINT32_MAX);

     for (auto _ : state) {
         mVibrator->setAmplitude(amplitude);
     }

     mVibrator->off();
 });

 using VibratorEffectsBench_V1_0 = VibratorEffectsBench<V1_0::IVibrator, V1_0::Effect>;

 BENCHMARK_WRAPPER(VibratorEffectsBench_V1_0, perform,
                   { performBench(&state, &V1_0::IVibrator::perform); });

 using VibratorEffectsBench_V1_1 =
         VibratorEffectsBench<V1_1::IVibrator, V1_1::Effect_1_1, V1_0::Effect>;

 BENCHMARK_WRAPPER(VibratorEffectsBench_V1_1, perform_1_1,
                   { performBench(&state, &V1_1::IVibrator::perform_1_1); });

 using VibratorEffectsBench_V1_2 =
         VibratorEffectsBench<V1_2::IVibrator, V1_2::Effect, V1_1::Effect_1_1>;

 BENCHMARK_WRAPPER(VibratorEffectsBench_V1_2, perform_1_2,
                   { performBench(&state, &V1_2::IVibrator::perform_1_2); });

 using VibratorBench_V1_3 = VibratorBench<V1_3::IVibrator>;

 BENCHMARK_WRAPPER(VibratorBench_V1_3, supportsExternalControl, {
     for (auto _ : state) {
         mVibrator->supportsExternalControl();
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_V1_3, setExternalControl, {
     bool enable = true;

     if (!mVibrator->supportsExternalControl()) {
         return;
     }

     for (auto _ : state) {
         state.ResumeTiming();
         mVibrator->setExternalControl(enable);
         state.PauseTiming();
         mVibrator->setExternalControl(false);
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_V1_3, supportsExternalAmplitudeControl, {
     if (!mVibrator->supportsExternalControl()) {
         return;
     }

     mVibrator->setExternalControl(true);

     for (auto _ : state) {
         mVibrator->supportsAmplitudeControl();
     }

     mVibrator->setExternalControl(false);
 });

 BENCHMARK_WRAPPER(VibratorBench_V1_3, setExternalAmplitude, {
     uint8_t amplitude = UINT8_MAX;

     if (!mVibrator->supportsExternalControl()) {
         return;
     }

     mVibrator->setExternalControl(true);

     if (!mVibrator->supportsAmplitudeControl()) {
         return;
     }

     for (auto _ : state) {
         mVibrator->setAmplitude(amplitude);
     }

     mVibrator->setExternalControl(false);
 });

 using VibratorEffectsBench_V1_3 = VibratorEffectsBench<V1_3::IVibrator, V1_3::Effect, V1_2::Effect>;

 BENCHMARK_WRAPPER(VibratorEffectsBench_V1_3, perform_1_3,
                   { performBench(&state, &V1_3::IVibrator::perform_1_3); });

 class VibratorBench_Aidl : public BaseBench<Aidl::IVibrator> {
   public:
     void SetUp(State& /*state*/) override {
         this->mVibrator = android::waitForVintfService<Aidl::IVibrator>();
     }
 };

 class HalCallback : public Aidl::BnVibratorCallback {
   public:
     HalCallback() = default;
     ~HalCallback() = default;

     android::binder::Status onComplete() override { return android::binder::Status::ok(); }
 };

 BENCHMARK_WRAPPER(VibratorBench_Aidl, on, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);

     int32_t ms = INT32_MAX;
     auto cb = (capabilities & Aidl::IVibrator::CAP_ON_CALLBACK) ? new HalCallback() : nullptr;

     for (auto _ : state) {
         state.ResumeTiming();
         mVibrator->on(ms, cb);
         state.PauseTiming();
         mVibrator->off();
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, off, {
     for (auto _ : state) {
         state.PauseTiming();
         mVibrator->on(INT32_MAX, nullptr);
         state.ResumeTiming();
         mVibrator->off();
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, getCapabilities, {
     int32_t capabilities = 0;

     for (auto _ : state) {
         mVibrator->getCapabilities(&capabilities);
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, setAmplitude, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);
     if ((capabilities & Aidl::IVibrator::CAP_AMPLITUDE_CONTROL) == 0) {
         return;
     }

     float amplitude = 1.0f;
     mVibrator->on(INT32_MAX, nullptr);

     for (auto _ : state) {
         mVibrator->setAmplitude(amplitude);
     }

     mVibrator->off();
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, setExternalControl, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);
     if ((capabilities & Aidl::IVibrator::CAP_EXTERNAL_CONTROL) == 0) {
         return;
     }

     for (auto _ : state) {
         state.ResumeTiming();
         mVibrator->setExternalControl(true);
         state.PauseTiming();
         mVibrator->setExternalControl(false);
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, setExternalAmplitude, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);
     if ((capabilities & Aidl::IVibrator::CAP_EXTERNAL_CONTROL) == 0 ||
         (capabilities & Aidl::IVibrator::CAP_EXTERNAL_AMPLITUDE_CONTROL) == 0) {
         return;
     }

     float amplitude = 1.0f;
     mVibrator->setExternalControl(true);

     for (auto _ : state) {
         mVibrator->setAmplitude(amplitude);
     }

     mVibrator->setExternalControl(false);
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, getSupportedEffects, {
     std::vector<Aidl::Effect> supportedEffects;

     for (auto _ : state) {
         mVibrator->getSupportedEffects(&supportedEffects);
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, getSupportedAlwaysOnEffects, {
     std::vector<Aidl::Effect> supportedEffects;

     for (auto _ : state) {
         mVibrator->getSupportedAlwaysOnEffects(&supportedEffects);
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, getSupportedPrimitives, {
     std::vector<Aidl::CompositePrimitive> supportedPrimitives;

     for (auto _ : state) {
         mVibrator->getSupportedPrimitives(&supportedPrimitives);
     }
 });

 class VibratorEffectsBench_Aidl : public VibratorBench_Aidl {
   public:
     static void DefaultArgs(Benchmark* b) {
         b->ArgNames({"Effect", "Strength"});
         for (const auto& effect : enum_range<Aidl::Effect>()) {
             for (const auto& strength : enum_range<Aidl::EffectStrength>()) {
                 b->Args({static_cast<long>(effect), static_cast<long>(strength)});
             }
         }
     }

   protected:
     auto getEffect(const State& state) const {
         return static_cast<Aidl::Effect>(this->getOtherArg(state, 0));
     }

     auto getStrength(const State& state) const {
         return static_cast<Aidl::EffectStrength>(this->getOtherArg(state, 1));
     }
 };

 BENCHMARK_WRAPPER(VibratorEffectsBench_Aidl, alwaysOnEnable, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);
     if ((capabilities & Aidl::IVibrator::CAP_ALWAYS_ON_CONTROL) == 0) {
         return;
     }

     int32_t id = 1;
     auto effect = getEffect(state);
     auto strength = getStrength(state);

     std::vector<Aidl::Effect> supported;
     mVibrator->getSupportedAlwaysOnEffects(&supported);
     if (std::find(supported.begin(), supported.end(), effect) == supported.end()) {
         return;
     }

     for (auto _ : state) {
         state.ResumeTiming();
         mVibrator->alwaysOnEnable(id, effect, strength);
         state.PauseTiming();
         mVibrator->alwaysOnDisable(id);
     }
 });

 BENCHMARK_WRAPPER(VibratorEffectsBench_Aidl, alwaysOnDisable, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);
     if ((capabilities & Aidl::IVibrator::CAP_ALWAYS_ON_CONTROL) == 0) {
         return;
     }

     int32_t id = 1;
     auto effect = getEffect(state);
     auto strength = getStrength(state);

     std::vector<Aidl::Effect> supported;
     mVibrator->getSupportedAlwaysOnEffects(&supported);
     if (std::find(supported.begin(), supported.end(), effect) == supported.end()) {
         return;
     }

     for (auto _ : state) {
         state.PauseTiming();
         mVibrator->alwaysOnEnable(id, effect, strength);
         state.ResumeTiming();
         mVibrator->alwaysOnDisable(id);
     }
 });

 BENCHMARK_WRAPPER(VibratorEffectsBench_Aidl, perform, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);

     auto effect = getEffect(state);
     auto strength = getStrength(state);
     auto cb = (capabilities & Aidl::IVibrator::CAP_PERFORM_CALLBACK) ? new HalCallback() : nullptr;
     int32_t lengthMs = 0;

     std::vector<Aidl::Effect> supported;
     mVibrator->getSupportedEffects(&supported);
     if (std::find(supported.begin(), supported.end(), effect) == supported.end()) {
         return;
     }

     for (auto _ : state) {
         state.ResumeTiming();
         mVibrator->perform(effect, strength, cb, &lengthMs);
         state.PauseTiming();
         mVibrator->off();
     }
 });

 class VibratorPrimitivesBench_Aidl : public VibratorBench_Aidl {
   public:
     static void DefaultArgs(Benchmark* b) {
         b->ArgNames({"Primitive"});
         for (const auto& primitive : enum_range<Aidl::CompositePrimitive>()) {
             b->Args({static_cast<long>(primitive)});
         }
     }

   protected:
     auto getPrimitive(const State& state) const {
         return static_cast<Aidl::CompositePrimitive>(this->getOtherArg(state, 0));
     }
 };

 BENCHMARK_WRAPPER(VibratorBench_Aidl, getCompositionDelayMax, {
     int32_t ms = 0;

     for (auto _ : state) {
         mVibrator->getCompositionDelayMax(&ms);
     }
 });

 BENCHMARK_WRAPPER(VibratorBench_Aidl, getCompositionSizeMax, {
     int32_t size = 0;

     for (auto _ : state) {
         mVibrator->getCompositionSizeMax(&size);
     }
 });

 BENCHMARK_WRAPPER(VibratorPrimitivesBench_Aidl, getPrimitiveDuration, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);
     if ((capabilities & Aidl::IVibrator::CAP_COMPOSE_EFFECTS) == 0) {
         return;
     }

     auto primitive = getPrimitive(state);
     int32_t ms = 0;

     std::vector<Aidl::CompositePrimitive> supported;
     mVibrator->getSupportedPrimitives(&supported);
     if (std::find(supported.begin(), supported.end(), primitive) == supported.end()) {
         return;
     }

     for (auto _ : state) {
         mVibrator->getPrimitiveDuration(primitive, &ms);
     }
 });

 BENCHMARK_WRAPPER(VibratorPrimitivesBench_Aidl, compose, {
     int32_t capabilities = 0;
     mVibrator->getCapabilities(&capabilities);
     if ((capabilities & Aidl::IVibrator::CAP_COMPOSE_EFFECTS) == 0) {
         return;
     }

     Aidl::CompositeEffect effect;
     effect.primitive = getPrimitive(state);
     effect.scale = 1.0f;
     effect.delayMs = 0;

     std::vector<Aidl::CompositePrimitive> supported;
     mVibrator->getSupportedPrimitives(&supported);
     if (std::find(supported.begin(), supported.end(), effect.primitive) == supported.end()) {
         return;
     }

     auto cb = new HalCallback();
     std::vector<Aidl::CompositeEffect> effects;
     effects.push_back(effect);

     for (auto _ : state) {
         state.ResumeTiming();
         mVibrator->compose(effects, cb);
         state.PauseTiming();
         mVibrator->off();
     }
 });

 BENCHMARK_MAIN();
	/*
	* Copyright (C) 2019 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	#include "benchmark/benchmark.h"

	#include <android/hardware/vibrator/1.3/IVibrator.h>
	#include <android/hardware/vibrator/BnVibratorCallback.h>
	#include <android/hardware/vibrator/IVibrator.h>
	#include <binder/IServiceManager.h>

	using ::android::enum_range;
	using ::android::sp;
	using ::android::hardware::hidl_enum_range;
	using ::android::hardware::Return;
	using ::android::hardware::details::hidl_enum_values;
	using ::benchmark::Counter;
	using ::benchmark::Fixture;
	using ::benchmark::kMicrosecond;
	using ::benchmark::State;
	using ::benchmark::internal::Benchmark;
	using ::std::chrono::duration;
	using ::std::chrono::duration_cast;
	using ::std::chrono::high_resolution_clock;

	namespace Aidl = ::android::hardware::vibrator;
	namespace V1_0 = ::android::hardware::vibrator::V1_0;
	namespace V1_1 = ::android::hardware::vibrator::V1_1;
	namespace V1_2 = ::android::hardware::vibrator::V1_2;
	namespace V1_3 = ::android::hardware::vibrator::V1_3;

	template <typename I>
	class BaseBench : public Fixture {
	public:
	void TearDown(State& /state/) override {
	if (!mVibrator) {
	return;
	}
	mVibrator->off();
	}

	static void DefaultConfig(Benchmark* b) { b->Unit(kMicrosecond); }

	static void DefaultArgs(Benchmark* /b/) { /* none */
	}

	protected:
	auto getOtherArg(const State& state, std::size_t index) const { return state.range(index + 0); }

	protected:
	sp<I> mVibrator;
	};

	template <typename I>
	class VibratorBench : public BaseBench<I> {
	public:
	void SetUp(State& /state/) override { this->mVibrator = I::getService(); }
	};

	enum class EmptyEnum : uint32_t;
	template <>
	inline constexpr std::array<EmptyEnum, 0> hidl_enum_values<EmptyEnum> = {};

	template <typename T, typename U>
	std::set<T> difference(const hidl_enum_range<T>& t, const hidl_enum_range<U>& u) {
	class Compare {
	public:
	bool operator()(const T& a, const U& b) { return a < static_cast<T>(b); }
	bool operator()(const U& a, const T& b) { return static_cast<T>(a) < b; }
	};
	std::set<T> ret;

	std::set_difference(t.begin(), t.end(), u.begin(), u.end(),
	std::insert_iterator<decltype(ret)>(ret, ret.begin()), Compare());

	return ret;
	}

	template <typename I, typename E1, typename E2 = EmptyEnum>
	class VibratorEffectsBench : public VibratorBench<I> {
	public:
	using Effect = E1;
	using EffectStrength = V1_0::EffectStrength;
	using Status = V1_0::Status;

	public:
	static void DefaultArgs(Benchmark* b) {
	b->ArgNames({"Effect", "Strength"});
	for (const auto& effect : difference(hidl_enum_range<E1>(), hidl_enum_range<E2>())) {
	for (const auto& strength : hidl_enum_range<EffectStrength>()) {
	b->Args({static_cast<long>(effect), static_cast<long>(strength)});
	}
	}
	}

	void performBench(State* state, Return<void> (I::*performApi)(Effect, EffectStrength,
	typename I::perform_cb)) {
	auto effect = getEffect(*state);
	auto strength = getStrength(*state);
	bool supported = true;

	(this->mVibrator.performApi)(effect, strength, [&](Status status, uint32_t /lengthMs/) {
	if (status == Status::UNSUPPORTED_OPERATION) {
	supported = false;
	}
	});

	if (!supported) {
	return;
	}

	for (auto _ : *state) {
	state->ResumeTiming();
	(this->mVibrator.performApi)(effect, strength,
	[](Status /status/, uint32_t /lengthMs/) {});
	state->PauseTiming();
	this->mVibrator->off();
	}
	}

	protected:
	auto getEffect(const State& state) const {
	return static_cast<Effect>(this->getOtherArg(state, 0));
	}

	auto getStrength(const State& state) const {
	return static_cast<EffectStrength>(this->getOtherArg(state, 1));
	}
	};

	#define BENCHMARK_WRAPPER(fixt, test, code) \
	BENCHMARK_DEFINE_F(fixt, test) \
	/* NOLINTNEXTLINE */ \
	(State & state) { \
	if (!mVibrator) { \
	return; \
	} \
	\
	code \
	} \
	BENCHMARK_REGISTER_F(fixt, test)->Apply(fixt::DefaultConfig)->Apply(fixt::DefaultArgs)

	using VibratorBench_V1_0 = VibratorBench<V1_0::IVibrator>;

	BENCHMARK_WRAPPER(VibratorBench_V1_0, on, {
	uint32_t ms = UINT32_MAX;

	for (auto _ : state) {
	state.ResumeTiming();
	mVibrator->on(ms);
	state.PauseTiming();
	mVibrator->off();
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_V1_0, off, {
	uint32_t ms = UINT32_MAX;

	for (auto _ : state) {
	state.PauseTiming();
	mVibrator->on(ms);
	state.ResumeTiming();
	mVibrator->off();
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_V1_0, supportsAmplitudeControl, {
	for (auto _ : state) {
	mVibrator->supportsAmplitudeControl();
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_V1_0, setAmplitude, {
	uint8_t amplitude = UINT8_MAX;

	if (!mVibrator->supportsAmplitudeControl()) {
	return;
	}

	mVibrator->on(UINT32_MAX);

	for (auto _ : state) {
	mVibrator->setAmplitude(amplitude);
	}

	mVibrator->off();
	});

	using VibratorEffectsBench_V1_0 = VibratorEffectsBench<V1_0::IVibrator, V1_0::Effect>;

	BENCHMARK_WRAPPER(VibratorEffectsBench_V1_0, perform,
	{ performBench(&state, &V1_0::IVibrator::perform); });

	using VibratorEffectsBench_V1_1 =
	VibratorEffectsBench<V1_1::IVibrator, V1_1::Effect_1_1, V1_0::Effect>;

	BENCHMARK_WRAPPER(VibratorEffectsBench_V1_1, perform_1_1,
	{ performBench(&state, &V1_1::IVibrator::perform_1_1); });

	using VibratorEffectsBench_V1_2 =
	VibratorEffectsBench<V1_2::IVibrator, V1_2::Effect, V1_1::Effect_1_1>;

	BENCHMARK_WRAPPER(VibratorEffectsBench_V1_2, perform_1_2,
	{ performBench(&state, &V1_2::IVibrator::perform_1_2); });

	using VibratorBench_V1_3 = VibratorBench<V1_3::IVibrator>;

	BENCHMARK_WRAPPER(VibratorBench_V1_3, supportsExternalControl, {
	for (auto _ : state) {
	mVibrator->supportsExternalControl();
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_V1_3, setExternalControl, {
	bool enable = true;

	if (!mVibrator->supportsExternalControl()) {
	return;
	}

	for (auto _ : state) {
	state.ResumeTiming();
	mVibrator->setExternalControl(enable);
	state.PauseTiming();
	mVibrator->setExternalControl(false);
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_V1_3, supportsExternalAmplitudeControl, {
	if (!mVibrator->supportsExternalControl()) {
	return;
	}

	mVibrator->setExternalControl(true);

	for (auto _ : state) {
	mVibrator->supportsAmplitudeControl();
	}

	mVibrator->setExternalControl(false);
	});

	BENCHMARK_WRAPPER(VibratorBench_V1_3, setExternalAmplitude, {
	uint8_t amplitude = UINT8_MAX;

	if (!mVibrator->supportsExternalControl()) {
	return;
	}

	mVibrator->setExternalControl(true);

	if (!mVibrator->supportsAmplitudeControl()) {
	return;
	}

	for (auto _ : state) {
	mVibrator->setAmplitude(amplitude);
	}

	mVibrator->setExternalControl(false);
	});

	using VibratorEffectsBench_V1_3 = VibratorEffectsBench<V1_3::IVibrator, V1_3::Effect, V1_2::Effect>;

	BENCHMARK_WRAPPER(VibratorEffectsBench_V1_3, perform_1_3,
	{ performBench(&state, &V1_3::IVibrator::perform_1_3); });

	class VibratorBench_Aidl : public BaseBench<Aidl::IVibrator> {
	public:
	void SetUp(State& /state/) override {
	this->mVibrator = android::waitForVintfService<Aidl::IVibrator>();
	}
	};

	class HalCallback : public Aidl::BnVibratorCallback {
	public:
	HalCallback() = default;
	~HalCallback() = default;

	android::binder::Status onComplete() override { return android::binder::Status::ok(); }
	};

	BENCHMARK_WRAPPER(VibratorBench_Aidl, on, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);

	int32_t ms = INT32_MAX;
	auto cb = (capabilities & Aidl::IVibrator::CAP_ON_CALLBACK) ? new HalCallback() : nullptr;

	for (auto _ : state) {
	state.ResumeTiming();
	mVibrator->on(ms, cb);
	state.PauseTiming();
	mVibrator->off();
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, off, {
	for (auto _ : state) {
	state.PauseTiming();
	mVibrator->on(INT32_MAX, nullptr);
	state.ResumeTiming();
	mVibrator->off();
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, getCapabilities, {
	int32_t capabilities = 0;

	for (auto _ : state) {
	mVibrator->getCapabilities(&capabilities);
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, setAmplitude, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);
	if ((capabilities & Aidl::IVibrator::CAP_AMPLITUDE_CONTROL) == 0) {
	return;
	}

	float amplitude = 1.0f;
	mVibrator->on(INT32_MAX, nullptr);

	for (auto _ : state) {
	mVibrator->setAmplitude(amplitude);
	}

	mVibrator->off();
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, setExternalControl, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);
	if ((capabilities & Aidl::IVibrator::CAP_EXTERNAL_CONTROL) == 0) {
	return;
	}

	for (auto _ : state) {
	state.ResumeTiming();
	mVibrator->setExternalControl(true);
	state.PauseTiming();
	mVibrator->setExternalControl(false);
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, setExternalAmplitude, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);
	if ((capabilities & Aidl::IVibrator::CAP_EXTERNAL_CONTROL) == 0 \|\|
	(capabilities & Aidl::IVibrator::CAP_EXTERNAL_AMPLITUDE_CONTROL) == 0) {
	return;
	}

	float amplitude = 1.0f;
	mVibrator->setExternalControl(true);

	for (auto _ : state) {
	mVibrator->setAmplitude(amplitude);
	}

	mVibrator->setExternalControl(false);
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, getSupportedEffects, {
	std::vector<Aidl::Effect> supportedEffects;

	for (auto _ : state) {
	mVibrator->getSupportedEffects(&supportedEffects);
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, getSupportedAlwaysOnEffects, {
	std::vector<Aidl::Effect> supportedEffects;

	for (auto _ : state) {
	mVibrator->getSupportedAlwaysOnEffects(&supportedEffects);
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, getSupportedPrimitives, {
	std::vector<Aidl::CompositePrimitive> supportedPrimitives;

	for (auto _ : state) {
	mVibrator->getSupportedPrimitives(&supportedPrimitives);
	}
	});

	class VibratorEffectsBench_Aidl : public VibratorBench_Aidl {
	public:
	static void DefaultArgs(Benchmark* b) {
	b->ArgNames({"Effect", "Strength"});
	for (const auto& effect : enum_range<Aidl::Effect>()) {
	for (const auto& strength : enum_range<Aidl::EffectStrength>()) {
	b->Args({static_cast<long>(effect), static_cast<long>(strength)});
	}
	}
	}

	protected:
	auto getEffect(const State& state) const {
	return static_cast<Aidl::Effect>(this->getOtherArg(state, 0));
	}

	auto getStrength(const State& state) const {
	return static_cast<Aidl::EffectStrength>(this->getOtherArg(state, 1));
	}
	};

	BENCHMARK_WRAPPER(VibratorEffectsBench_Aidl, alwaysOnEnable, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);
	if ((capabilities & Aidl::IVibrator::CAP_ALWAYS_ON_CONTROL) == 0) {
	return;
	}

	int32_t id = 1;
	auto effect = getEffect(state);
	auto strength = getStrength(state);

	std::vector<Aidl::Effect> supported;
	mVibrator->getSupportedAlwaysOnEffects(&supported);
	if (std::find(supported.begin(), supported.end(), effect) == supported.end()) {
	return;
	}

	for (auto _ : state) {
	state.ResumeTiming();
	mVibrator->alwaysOnEnable(id, effect, strength);
	state.PauseTiming();
	mVibrator->alwaysOnDisable(id);
	}
	});

	BENCHMARK_WRAPPER(VibratorEffectsBench_Aidl, alwaysOnDisable, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);
	if ((capabilities & Aidl::IVibrator::CAP_ALWAYS_ON_CONTROL) == 0) {
	return;
	}

	int32_t id = 1;
	auto effect = getEffect(state);
	auto strength = getStrength(state);

	std::vector<Aidl::Effect> supported;
	mVibrator->getSupportedAlwaysOnEffects(&supported);
	if (std::find(supported.begin(), supported.end(), effect) == supported.end()) {
	return;
	}

	for (auto _ : state) {
	state.PauseTiming();
	mVibrator->alwaysOnEnable(id, effect, strength);
	state.ResumeTiming();
	mVibrator->alwaysOnDisable(id);
	}
	});

	BENCHMARK_WRAPPER(VibratorEffectsBench_Aidl, perform, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);

	auto effect = getEffect(state);
	auto strength = getStrength(state);
	auto cb = (capabilities & Aidl::IVibrator::CAP_PERFORM_CALLBACK) ? new HalCallback() : nullptr;
	int32_t lengthMs = 0;

	std::vector<Aidl::Effect> supported;
	mVibrator->getSupportedEffects(&supported);
	if (std::find(supported.begin(), supported.end(), effect) == supported.end()) {
	return;
	}

	for (auto _ : state) {
	state.ResumeTiming();
	mVibrator->perform(effect, strength, cb, &lengthMs);
	state.PauseTiming();
	mVibrator->off();
	}
	});

	class VibratorPrimitivesBench_Aidl : public VibratorBench_Aidl {
	public:
	static void DefaultArgs(Benchmark* b) {
	b->ArgNames({"Primitive"});
	for (const auto& primitive : enum_range<Aidl::CompositePrimitive>()) {
	b->Args({static_cast<long>(primitive)});
	}
	}

	protected:
	auto getPrimitive(const State& state) const {
	return static_cast<Aidl::CompositePrimitive>(this->getOtherArg(state, 0));
	}
	};

	BENCHMARK_WRAPPER(VibratorBench_Aidl, getCompositionDelayMax, {
	int32_t ms = 0;

	for (auto _ : state) {
	mVibrator->getCompositionDelayMax(&ms);
	}
	});

	BENCHMARK_WRAPPER(VibratorBench_Aidl, getCompositionSizeMax, {
	int32_t size = 0;

	for (auto _ : state) {
	mVibrator->getCompositionSizeMax(&size);
	}
	});

	BENCHMARK_WRAPPER(VibratorPrimitivesBench_Aidl, getPrimitiveDuration, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);
	if ((capabilities & Aidl::IVibrator::CAP_COMPOSE_EFFECTS) == 0) {
	return;
	}

	auto primitive = getPrimitive(state);
	int32_t ms = 0;

	std::vector<Aidl::CompositePrimitive> supported;
	mVibrator->getSupportedPrimitives(&supported);
	if (std::find(supported.begin(), supported.end(), primitive) == supported.end()) {
	return;
	}

	for (auto _ : state) {
	mVibrator->getPrimitiveDuration(primitive, &ms);
	}
	});

	BENCHMARK_WRAPPER(VibratorPrimitivesBench_Aidl, compose, {
	int32_t capabilities = 0;
	mVibrator->getCapabilities(&capabilities);
	if ((capabilities & Aidl::IVibrator::CAP_COMPOSE_EFFECTS) == 0) {
	return;
	}

	Aidl::CompositeEffect effect;
	effect.primitive = getPrimitive(state);
	effect.scale = 1.0f;
	effect.delayMs = 0;

	std::vector<Aidl::CompositePrimitive> supported;
	mVibrator->getSupportedPrimitives(&supported);
	if (std::find(supported.begin(), supported.end(), effect.primitive) == supported.end()) {
	return;
	}

	auto cb = new HalCallback();
	std::vector<Aidl::CompositeEffect> effects;
	effects.push_back(effect);

	for (auto _ : state) {
	state.ResumeTiming();
	mVibrator->compose(effects, cb);
	state.PauseTiming();
	mVibrator->off();
	}
	});

	BENCHMARK_MAIN();