162 lines
4.1 KiB
C++
162 lines
4.1 KiB
C++
/*
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* Copyright (C) 2019 The LineageOS 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 "FingerprintInscreenService"
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#include "FingerprintInscreen.h"
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#include <android-base/logging.h>
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#include <fstream>
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#include <cmath>
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#define COMMAND_NIT 10
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#define PARAM_NIT_FOD 3
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#define PARAM_NIT_NONE 0
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#define FOD_HBM_PATH "/sys/devices/platform/soc/soc:qcom,dsi-display/fod_hbm"
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#define FOD_HBM_ON 1
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#define FOD_HBM_OFF 0
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#define FOD_STATUS_PATH "/sys/devices/virtual/touch/tp_dev/fod_status"
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#define FOD_STATUS_ON 1
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#define FOD_STATUS_OFF 0
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#define FOD_SENSOR_X 445
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#define FOD_SENSOR_Y 1931
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#define FOD_SENSOR_SIZE 190
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#define BRIGHTNESS_PATH "/sys/class/backlight/panel0-backlight/brightness"
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namespace {
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template <typename T>
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static T get(const std::string& path, const T& def) {
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std::ifstream file(path);
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T result;
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file >> result;
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return file.fail() ? def : result;
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}
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template <typename T>
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static void set(const std::string& path, const T& value) {
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std::ofstream file(path);
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file << value;
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}
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} // anonymous namespace
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namespace vendor {
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namespace lineage {
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namespace biometrics {
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namespace fingerprint {
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namespace inscreen {
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namespace V1_0 {
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namespace implementation {
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FingerprintInscreen::FingerprintInscreen() {
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xiaomiFingerprintService = IXiaomiFingerprint::getService();
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}
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Return<int32_t> FingerprintInscreen::getPositionX() {
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return FOD_SENSOR_X;
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}
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Return<int32_t> FingerprintInscreen::getPositionY() {
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return FOD_SENSOR_Y;
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}
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Return<int32_t> FingerprintInscreen::getSize() {
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return FOD_SENSOR_SIZE;
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}
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Return<void> FingerprintInscreen::onStartEnroll() {
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return Void();
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}
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Return<void> FingerprintInscreen::onFinishEnroll() {
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return Void();
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}
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Return<void> FingerprintInscreen::onPress() {
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set(FOD_HBM_PATH, FOD_HBM_ON);
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xiaomiFingerprintService->extCmd(COMMAND_NIT, PARAM_NIT_FOD);
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return Void();
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}
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Return<void> FingerprintInscreen::onRelease() {
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set(FOD_HBM_PATH, FOD_HBM_OFF);
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xiaomiFingerprintService->extCmd(COMMAND_NIT, PARAM_NIT_NONE);
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return Void();
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}
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Return<void> FingerprintInscreen::onShowFODView() {
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set(FOD_STATUS_PATH, FOD_STATUS_ON);
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return Void();
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}
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Return<void> FingerprintInscreen::onHideFODView() {
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set(FOD_STATUS_PATH, FOD_STATUS_OFF);
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set(FOD_HBM_PATH, FOD_HBM_OFF);
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xiaomiFingerprintService->extCmd(COMMAND_NIT, PARAM_NIT_NONE);
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return Void();
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}
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Return<bool> FingerprintInscreen::handleAcquired(int32_t acquiredInfo, int32_t vendorCode) {
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LOG(ERROR) << "acquiredInfo: " << acquiredInfo << ", vendorCode: " << vendorCode << "\n";
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return false;
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}
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Return<bool> FingerprintInscreen::handleError(int32_t error, int32_t vendorCode) {
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LOG(ERROR) << "error: " << error << ", vendorCode: " << vendorCode << "\n";
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return false;
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}
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Return<void> FingerprintInscreen::setLongPressEnabled(bool) {
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return Void();
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}
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Return<int32_t> FingerprintInscreen::getDimAmount(int32_t brightness) {
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int realBrightness = get(BRIGHTNESS_PATH, 0);
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float alpha;
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if (realBrightness > 500) {
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alpha = 1.0 - pow(realBrightness / 2047.0 * 430.0 / 600.0, 0.455);
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} else {
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alpha = 1.0 - pow(realBrightness / 1680.0, 0.455);
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}
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(void) brightness;
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return 255 * alpha;
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}
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Return<bool> FingerprintInscreen::shouldBoostBrightness() {
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return false;
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}
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Return<void> FingerprintInscreen::setCallback(const sp<::vendor::lineage::biometrics::fingerprint::inscreen::V1_0::IFingerprintInscreenCallback>& callback) {
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(void) callback;
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return Void();
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace inscreen
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} // namespace fingerprint
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} // namespace biometrics
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} // namespace lineage
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} // namespace vendor
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