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297 lines
9.4 KiB
297 lines
9.4 KiB
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "VibratorService"
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#include <log/log.h>
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#include <hardware/hardware.h>
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#include <hardware/vibrator.h>
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#include <cutils/properties.h>
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#include "Vibrator.h"
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#include <cinttypes>
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#include <cmath>
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#include <iostream>
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#include <fstream>
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namespace android {
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namespace hardware {
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namespace vibrator {
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namespace V1_2 {
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namespace implementation {
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using Status = ::android::hardware::vibrator::V1_0::Status;
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using EffectStrength = ::android::hardware::vibrator::V1_0::EffectStrength;
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static constexpr uint32_t WAVEFORM_TICK_EFFECT_INDEX = 2;
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static constexpr uint32_t WAVEFORM_TICK_EFFECT_MS = 9;
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static constexpr uint32_t WAVEFORM_CLICK_EFFECT_INDEX = 3;
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static constexpr uint32_t WAVEFORM_CLICK_EFFECT_MS = 9;
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static constexpr uint32_t WAVEFORM_HEAVY_CLICK_EFFECT_INDEX = 4;
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static constexpr uint32_t WAVEFORM_HEAVY_CLICK_EFFECT_MS = 9;
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static constexpr uint32_t WAVEFORM_STRONG_HEAVY_CLICK_EFFECT_MS = 12;
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static constexpr uint32_t WAVEFORM_DOUBLE_CLICK_EFFECT_INDEX = 7;
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static constexpr uint32_t WAVEFORM_DOUBLE_CLICK_EFFECT_MS = 130;
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static constexpr uint32_t WAVEFORM_RINGTONE_EFFECT_INDEX = 65534;
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static constexpr uint32_t WAVEFORM_RINGTONE_EFFECT_MS = 30000;
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// The_big_adventure - RINGTONE_1
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static constexpr char WAVEFORM_RINGTONE1_EFFECT_QUEUE[] = "160, 11.100, 1600, 1!";
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// Copycat - RINGTONE_2
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static constexpr char WAVEFORM_RINGTONE2_EFFECT_QUEUE[] = "260, 12.100, 660, 2!";
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// Crackle - RINGTONE_3
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static constexpr char WAVEFORM_RINGTONE3_EFFECT_QUEUE[] = "404, 13.100, 1440, 5!";
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// Flutterby - RINGTONE_4
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static constexpr char WAVEFORM_RINGTONE4_EFFECT_QUEUE[] = "140, 14.100, 6!";
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// Hotline - RINGTONE_5
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static constexpr char WAVEFORM_RINGTONE5_EFFECT_QUEUE[] = "140, 15.100, 4!";
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// Leaps_and_bounds - RINGTONE_6
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static constexpr char WAVEFORM_RINGTONE6_EFFECT_QUEUE[] = "140, 16.100, 1!";
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// Lollipop - RINGTONE_7
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static constexpr char WAVEFORM_RINGTONE7_EFFECT_QUEUE[] = "140, 17.100, 624, 1!";
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// Lost_and_found - RINGTONE_8
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static constexpr char WAVEFORM_RINGTONE8_EFFECT_QUEUE[] = "140, 18.100, 1020,496, 1!";
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// Mash_up - RINGTONE_9
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static constexpr char WAVEFORM_RINGTONE9_EFFECT_QUEUE[] = "140, 19.100, 8, 3!";
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// Monkey_around - RINGTONE_10
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static constexpr char WAVEFORM_RINGTONE10_EFFECT_QUEUE[] = "20.100, 23.100, 23.80, 23.60, 892, 4!";
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// Schools_out - RINGTONE_11
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static constexpr char WAVEFORM_RINGTONE11_EFFECT_QUEUE[] = "21.60, 21.80, 21.100, 1020, 564, 6!";
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// Zen_too - RINGTONE_12
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static constexpr char WAVEFORM_RINGTONE12_EFFECT_QUEUE[] = "140, 22.100, 972, 1!";
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static constexpr float AMP_ATTENUATE_STEP_SIZE = 0.125f;
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static constexpr int8_t MAX_TRIGGER_LATENCY_MS = 6;
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static uint8_t amplitudeToScale(uint8_t amplitude, uint8_t maximum) {
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return std::round((-20 * std::log10(amplitude / static_cast<float>(maximum))) /
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(AMP_ATTENUATE_STEP_SIZE));
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}
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Vibrator::Vibrator(std::ofstream&& activate, std::ofstream&& duration, std::ofstream&& effect,
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std::ofstream&& queue, std::ofstream&& scale) :
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mActivate(std::move(activate)),
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mDuration(std::move(duration)),
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mEffectIndex(std::move(effect)),
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mEffectQueue(std::move(queue)),
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mScale(std::move(scale))
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{}
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Return<Status> Vibrator::on(uint32_t timeoutMs, uint32_t effectIndex) {
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mEffectIndex << effectIndex << std::endl;
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mDuration << (timeoutMs + MAX_TRIGGER_LATENCY_MS) << std::endl;
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mActivate << 1 << std::endl;
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return Status::OK;
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}
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// Methods from ::android::hardware::vibrator::V1_1::IVibrator follow.
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Return<Status> Vibrator::on(uint32_t timeoutMs) {
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return on(timeoutMs, 0);
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}
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Return<Status> Vibrator::off() {
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mActivate << 0 << std::endl;
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if (!mActivate) {
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ALOGE("Failed to turn vibrator off (%d): %s", errno, strerror(errno));
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return Status::UNKNOWN_ERROR;
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}
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return Status::OK;
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}
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Return<bool> Vibrator::supportsAmplitudeControl() {
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return (mScale ? true : false);
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}
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Return<Status> Vibrator::setAmplitude(uint8_t amplitude) {
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if (!amplitude) {
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return Status::BAD_VALUE;
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}
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int32_t scale = amplitudeToScale(amplitude, UINT8_MAX);
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mScale << scale << std::endl;
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if (!mScale) {
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ALOGE("Failed to set amplitude (%d): %s", errno, strerror(errno));
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return Status::UNKNOWN_ERROR;
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}
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return Status::OK;
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}
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Return<void> Vibrator::perform(V1_0::Effect effect, EffectStrength strength,
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perform_cb _hidl_cb) {
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return performWrapper(effect, strength, _hidl_cb);
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}
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Return<void> Vibrator::perform_1_1(V1_1::Effect_1_1 effect, EffectStrength strength,
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perform_cb _hidl_cb) {
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return performWrapper(effect, strength, _hidl_cb);
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}
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Return<void> Vibrator::perform_1_2(Effect effect, EffectStrength strength,
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perform_cb _hidl_cb) {
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return performWrapper(effect, strength, _hidl_cb);
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}
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template <typename T>
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Return<void> Vibrator::performWrapper(T effect, EffectStrength strength, perform_cb _hidl_cb) {
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auto validRange = hidl_enum_range<T>();
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if (effect < *validRange.begin() || effect > *std::prev(validRange.end())) {
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_hidl_cb(Status::UNSUPPORTED_OPERATION, 0);
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return Void();
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}
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return performEffect(static_cast<Effect>(effect), strength, _hidl_cb);
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}
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Return<void> Vibrator::performEffect(Effect effect, EffectStrength strength,
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perform_cb _hidl_cb) {
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Status status = Status::OK;
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uint32_t timeMs;
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uint32_t effectIndex;
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switch (effect) {
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case Effect::TICK:
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effectIndex = WAVEFORM_TICK_EFFECT_INDEX;
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timeMs = WAVEFORM_TICK_EFFECT_MS;
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break;
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case Effect::CLICK:
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effectIndex = WAVEFORM_CLICK_EFFECT_INDEX;
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timeMs = WAVEFORM_CLICK_EFFECT_MS;
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break;
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case Effect::HEAVY_CLICK:
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effectIndex = WAVEFORM_HEAVY_CLICK_EFFECT_INDEX;
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if (strength == EffectStrength::STRONG) {
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timeMs = WAVEFORM_STRONG_HEAVY_CLICK_EFFECT_MS;
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} else {
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timeMs = WAVEFORM_HEAVY_CLICK_EFFECT_MS;
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}
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break;
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case Effect::DOUBLE_CLICK:
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effectIndex = WAVEFORM_DOUBLE_CLICK_EFFECT_INDEX;
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timeMs = WAVEFORM_DOUBLE_CLICK_EFFECT_MS;
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break;
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case Effect::RINGTONE_1:
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mEffectQueue << WAVEFORM_RINGTONE1_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_2:
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mEffectQueue << WAVEFORM_RINGTONE2_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_3:
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mEffectQueue << WAVEFORM_RINGTONE3_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_4:
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mEffectQueue << WAVEFORM_RINGTONE4_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_5:
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mEffectQueue << WAVEFORM_RINGTONE5_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_6:
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mEffectQueue << WAVEFORM_RINGTONE6_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_7:
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mEffectQueue << WAVEFORM_RINGTONE7_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_8:
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mEffectQueue << WAVEFORM_RINGTONE8_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_9:
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mEffectQueue << WAVEFORM_RINGTONE9_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_10:
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mEffectQueue << WAVEFORM_RINGTONE10_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_11:
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mEffectQueue << WAVEFORM_RINGTONE11_EFFECT_QUEUE << std::endl;
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break;
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case Effect::RINGTONE_12:
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mEffectQueue << WAVEFORM_RINGTONE12_EFFECT_QUEUE << std::endl;
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break;
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default:
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_hidl_cb(Status::UNSUPPORTED_OPERATION, 0);
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return Void();
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}
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// EffectStrength needs to be handled differently for ringtone effects
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if (effect >= Effect::RINGTONE_1 && effect <= Effect::RINGTONE_15) {
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effectIndex = WAVEFORM_RINGTONE_EFFECT_INDEX;
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timeMs = WAVEFORM_RINGTONE_EFFECT_MS;
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switch (strength) {
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case EffectStrength::LIGHT:
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setAmplitude(UINT8_MAX / 3);
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break;
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case EffectStrength::MEDIUM:
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setAmplitude(UINT8_MAX / 2);
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break;
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case EffectStrength::STRONG:
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setAmplitude(UINT8_MAX);
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break;
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default:
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_hidl_cb(Status::UNSUPPORTED_OPERATION, 0);
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return Void();
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}
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} else {
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switch (strength) {
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case EffectStrength::LIGHT:
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effectIndex -= 1;
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break;
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case EffectStrength::MEDIUM:
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break;
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case EffectStrength::STRONG:
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effectIndex += 1;
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break;
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default:
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_hidl_cb(Status::UNSUPPORTED_OPERATION, 0);
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return Void();
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}
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timeMs += MAX_TRIGGER_LATENCY_MS; // Add expected cold-start latency
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setAmplitude(UINT8_MAX); // Always set full-scale for non-ringtone constants
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}
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on(timeMs, effectIndex);
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_hidl_cb(status, timeMs);
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return Void();
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}
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} // namespace implementation
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} // namespace V1_2
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} // namespace vibrator
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} // namespace hardware
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} // namespace android
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