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path: root/src/yuzu/configuration/configure_vibration.cpp
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// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

#include "common/settings.h"
#include "core/hid/emulated_controller.h"
#include "core/hid/hid_core.h"
#include "core/hid/hid_types.h"
#include "ui_configure_vibration.h"
#include "yuzu/configuration/configure_vibration.h"

ConfigureVibration::ConfigureVibration(QWidget* parent, Core::HID::HIDCore& hid_core_)
    : QDialog(parent), ui(std::make_unique<Ui::ConfigureVibration>()), hid_core{hid_core_} {
    ui->setupUi(this);

    vibration_groupboxes = {
        ui->vibrationGroupPlayer1, ui->vibrationGroupPlayer2, ui->vibrationGroupPlayer3,
        ui->vibrationGroupPlayer4, ui->vibrationGroupPlayer5, ui->vibrationGroupPlayer6,
        ui->vibrationGroupPlayer7, ui->vibrationGroupPlayer8,
    };

    vibration_spinboxes = {
        ui->vibrationSpinPlayer1, ui->vibrationSpinPlayer2, ui->vibrationSpinPlayer3,
        ui->vibrationSpinPlayer4, ui->vibrationSpinPlayer5, ui->vibrationSpinPlayer6,
        ui->vibrationSpinPlayer7, ui->vibrationSpinPlayer8,
    };

    const auto& players = Settings::values.players.GetValue();

    for (std::size_t i = 0; i < NUM_PLAYERS; ++i) {
        auto controller = hid_core.GetEmulatedControllerByIndex(i);
        Core::HID::ControllerUpdateCallback engine_callback{
            .on_change = [this,
                          i](Core::HID::ControllerTriggerType type) { VibrateController(type, i); },
            .is_npad_service = false,
        };
        controller_callback_key[i] = controller->SetCallback(engine_callback);
        vibration_groupboxes[i]->setChecked(players[i].vibration_enabled);
        vibration_spinboxes[i]->setValue(players[i].vibration_strength);
    }

    ui->checkBoxAccurateVibration->setChecked(
        Settings::values.enable_accurate_vibrations.GetValue());

    if (!Settings::IsConfiguringGlobal()) {
        ui->checkBoxAccurateVibration->setDisabled(true);
    }

    RetranslateUI();
}

ConfigureVibration::~ConfigureVibration() {
    StopVibrations();

    for (std::size_t i = 0; i < NUM_PLAYERS; ++i) {
        auto controller = hid_core.GetEmulatedControllerByIndex(i);
        controller->DeleteCallback(controller_callback_key[i]);
    }
};

void ConfigureVibration::ApplyConfiguration() {
    auto& players = Settings::values.players.GetValue();

    for (std::size_t i = 0; i < NUM_PLAYERS; ++i) {
        players[i].vibration_enabled = vibration_groupboxes[i]->isChecked();
        players[i].vibration_strength = vibration_spinboxes[i]->value();
    }

    Settings::values.enable_accurate_vibrations.SetValue(
        ui->checkBoxAccurateVibration->isChecked());
}

void ConfigureVibration::changeEvent(QEvent* event) {
    if (event->type() == QEvent::LanguageChange) {
        RetranslateUI();
    }

    QDialog::changeEvent(event);
}

void ConfigureVibration::RetranslateUI() {
    ui->retranslateUi(this);
}

void ConfigureVibration::VibrateController(Core::HID::ControllerTriggerType type,
                                           std::size_t player_index) {
    if (type != Core::HID::ControllerTriggerType::Button) {
        return;
    }

    auto& player = Settings::values.players.GetValue()[player_index];
    auto controller = hid_core.GetEmulatedControllerByIndex(player_index);
    const int vibration_strenght = vibration_spinboxes[player_index]->value();
    const auto& buttons = controller->GetButtonsValues();

    bool button_is_pressed = false;
    for (std::size_t i = 0; i < buttons.size(); ++i) {
        if (buttons[i].value) {
            button_is_pressed = true;
            break;
        }
    }

    if (!button_is_pressed) {
        StopVibrations();
        return;
    }

    const int old_vibration_enabled = player.vibration_enabled;
    const bool old_vibration_strenght = player.vibration_strength;
    player.vibration_enabled = true;
    player.vibration_strength = vibration_strenght;

    const Core::HID::VibrationValue vibration{
        .low_amplitude = 1.0f,
        .low_frequency = 160.0f,
        .high_amplitude = 1.0f,
        .high_frequency = 320.0f,
    };
    controller->SetVibration(0, vibration);
    controller->SetVibration(1, vibration);

    // Restore previous values
    player.vibration_enabled = old_vibration_enabled;
    player.vibration_strength = old_vibration_strenght;
}

void ConfigureVibration::StopVibrations() {
    for (std::size_t i = 0; i < NUM_PLAYERS; ++i) {
        auto controller = hid_core.GetEmulatedControllerByIndex(i);
        controller->SetVibration(0, Core::HID::DEFAULT_VIBRATION_VALUE);
        controller->SetVibration(1, Core::HID::DEFAULT_VIBRATION_VALUE);
    }
}