MissionControl/bluetooth-mitm/source/controllers/gamestick_controller.cpp

95 lines
3.9 KiB
C++

/*
* Copyright (C) 2020 ndeadly
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "gamestick_controller.hpp"
#include <stratosphere.hpp>
#include <cstring>
namespace ams::controller {
namespace {
const constexpr float stick_scale_factor = float(UINT12_MAX) / UINT8_MAX;
}
void GamestickController::UpdateControllerState(const bluetooth::HidReport *report) {
auto gamestick_report = reinterpret_cast<const GamestickReportData *>(&report->data);
switch(gamestick_report->id) {
case 0x01:
this->HandleInputReport0x01(gamestick_report);
break;
case 0x03:
this->HandleInputReport0x03(gamestick_report);
break;
default:
break;
}
}
void GamestickController::HandleInputReport0x01(const GamestickReportData *src) {
m_buttons.minus = src->input0x01.buttons.back;
m_buttons.home = src->input0x01.buttons.home;
}
void GamestickController::HandleInputReport0x03(const GamestickReportData *src) {
m_left_stick = this->PackStickData(
static_cast<uint16_t>(stick_scale_factor * src->input0x03.left_stick.x) & 0xfff,
static_cast<uint16_t>(stick_scale_factor * (UINT8_MAX - src->input0x03.left_stick.y)) & 0xfff
);
m_right_stick = this->PackStickData(
static_cast<uint16_t>(stick_scale_factor * src->input0x03.right_stick.x) & 0xfff,
static_cast<uint16_t>(stick_scale_factor * (UINT8_MAX - src->input0x03.right_stick.y)) & 0xfff
);
m_buttons.dpad_down = (src->input0x03.dpad == GamestickDPad_S) ||
(src->input0x03.dpad == GamestickDPad_SE) ||
(src->input0x03.dpad == GamestickDPad_SW);
m_buttons.dpad_up = (src->input0x03.dpad == GamestickDPad_N) ||
(src->input0x03.dpad == GamestickDPad_NE) ||
(src->input0x03.dpad == GamestickDPad_NW);
m_buttons.dpad_right = (src->input0x03.dpad == GamestickDPad_E) ||
(src->input0x03.dpad == GamestickDPad_NE) ||
(src->input0x03.dpad == GamestickDPad_SE);
m_buttons.dpad_left = (src->input0x03.dpad == GamestickDPad_W) ||
(src->input0x03.dpad == GamestickDPad_NW) ||
(src->input0x03.dpad == GamestickDPad_SW);
m_buttons.A = src->input0x03.buttons.B;
m_buttons.B = src->input0x03.buttons.A;
m_buttons.X = src->input0x03.buttons.Y;
m_buttons.Y = src->input0x03.buttons.X;
m_buttons.L = src->input0x03.buttons.L;
m_buttons.R = src->input0x03.buttons.R;
// Combos for ZL/ZR
if (m_buttons.dpad_down) {
m_buttons.ZL = src->input0x03.buttons.L;
m_buttons.ZR = src->input0x03.buttons.R;
m_buttons.dpad_down = !(m_buttons.ZL || m_buttons.ZR);
m_buttons.L = !m_buttons.ZL;
m_buttons.R = !m_buttons.ZR;
}
m_buttons.plus = src->input0x03.buttons.start;
m_buttons.lstick_press = src->input0x03.buttons.lstick_press;
m_buttons.rstick_press = src->input0x03.buttons.rstick_press;
}
}