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rpcs3/rpcs3/ds4_pad_handler.cpp

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#include "ds4_pad_handler.h"
#include <thread>
#ifdef _WIN32
#include <Windows.h>
#endif
namespace
{
const auto THREAD_SLEEP = 1ms; //ds4 has new data every ~4ms,
const auto THREAD_SLEEP_INACTIVE = 100ms;
const u32 DS4_ACC_RES_PER_G = 8192;
const u32 DS4_GYRO_RES_PER_DEG_S = 16; // technically this could be 1024, but keeping it at 16 keeps us within 16 bits of precision
const u32 DS4_FEATURE_REPORT_0x02_SIZE = 37;
const u32 DS4_FEATURE_REPORT_0x05_SIZE = 41;
const u32 DS4_FEATURE_REPORT_0x81_SIZE = 7;
const u32 DS4_INPUT_REPORT_0x11_SIZE = 78;
const u32 DS4_OUTPUT_REPORT_0x05_SIZE = 32;
const u32 DS4_OUTPUT_REPORT_0x11_SIZE = 78;
const u32 DS4_INPUT_REPORT_GYRO_X_OFFSET = 13;
const u32 DS4_INPUT_REPORT_BATTERY_OFFSET = 30;
// This tries to convert axis to give us the max even in the corners,
// this actually might work 'too' well, we end up actually getting diagonals of actual max/min, we need the corners still a bit rounded to match ds3
// im leaving it here for now, and future reference as it probably can be used later
//taken from http://theinstructionlimit.com/squaring-the-thumbsticks
/*std::tuple<u16, u16> ConvertToSquarePoint(u16 inX, u16 inY, u32 innerRoundness = 0) {
// convert inX and Y to a (-1, 1) vector;
const f32 x = (inX - 127) / 127.f;
const f32 y = ((inY - 127) / 127.f) * -1;
f32 outX, outY;
const f32 piOver4 = M_PI / 4;
const f32 angle = std::atan2(y, x) + M_PI;
// x+ wall
if (angle <= piOver4 || angle > 7 * piOver4) {
outX = x * (f32)(1 / std::cos(angle));
outY = y * (f32)(1 / std::cos(angle));
}
// y+ wall
else if (angle > piOver4 && angle <= 3 * piOver4) {
outX = x * (f32)(1 / std::sin(angle));
outY = y * (f32)(1 / std::sin(angle));
}
// x- wall
else if (angle > 3 * piOver4 && angle <= 5 * piOver4) {
outX = x * (f32)(-1 / std::cos(angle));
outY = y * (f32)(-1 / std::cos(angle));
}
// y- wall
else if (angle > 5 * piOver4 && angle <= 7 * piOver4) {
outX = x * (f32)(-1 / std::sin(angle));
outY = y * (f32)(-1 / std::sin(angle));
}
else fmt::throw_exception("invalid angle in convertToSquarePoint");
if (innerRoundness == 0)
return std::tuple<u16, u16>(Clamp0To255((outX + 1) * 127.f), Clamp0To255(((outY * -1) + 1) * 127.f));
const f32 len = std::sqrt(std::pow(x, 2) + std::pow(y, 2));
const f32 factor = std::pow(len, innerRoundness);
outX = (1 - factor) * x + factor * outX;
outY = (1 - factor) * y + factor * outY;
return std::tuple<u16, u16>(Clamp0To255((outX + 1) * 127.f), Clamp0To255(((outY * -1) + 1) * 127.f));
}*/
inline s16 GetS16LEData(const u8* buf)
{
return (s16)(((u16)buf[0] << 0) + ((u16)buf[1] << 8));
}
inline u32 GetU32LEData(const u8* buf)
{
return (u32)(((u32)buf[0] << 0) + ((u32)buf[1] << 8) + ((u32)buf[2] << 16) + ((u32)buf[3] << 24));
}
}
ds4_pad_handler::ds4_pad_handler() : PadHandlerBase(pad_handler::ds4)
{
init_configs();
// Define border values
thumb_min = 0;
thumb_max = 255;
trigger_min = 0;
trigger_max = 255;
vibration_min = 0;
vibration_max = 255;
// set capabilities
b_has_config = true;
b_has_rumble = true;
b_has_deadzones = true;
b_has_led = true;
m_name_string = "DS4 Pad #";
m_max_devices = CELL_PAD_MAX_PORT_NUM;
m_trigger_threshold = trigger_max / 2;
m_thumb_threshold = thumb_max / 2;
}
void ds4_pad_handler::init_config(pad_config* cfg, const std::string& name)
{
// Set this profile's save location
cfg->cfg_name = name;
// Set default button mapping
cfg->ls_left.def = button_list.at(DS4KeyCodes::LSXNeg);
cfg->ls_down.def = button_list.at(DS4KeyCodes::LSYNeg);
cfg->ls_right.def = button_list.at(DS4KeyCodes::LSXPos);
cfg->ls_up.def = button_list.at(DS4KeyCodes::LSYPos);
cfg->rs_left.def = button_list.at(DS4KeyCodes::RSXNeg);
cfg->rs_down.def = button_list.at(DS4KeyCodes::RSYNeg);
cfg->rs_right.def = button_list.at(DS4KeyCodes::RSXPos);
cfg->rs_up.def = button_list.at(DS4KeyCodes::RSYPos);
cfg->start.def = button_list.at(DS4KeyCodes::Options);
cfg->select.def = button_list.at(DS4KeyCodes::Share);
cfg->ps.def = button_list.at(DS4KeyCodes::PSButton);
cfg->square.def = button_list.at(DS4KeyCodes::Square);
cfg->cross.def = button_list.at(DS4KeyCodes::Cross);
cfg->circle.def = button_list.at(DS4KeyCodes::Circle);
cfg->triangle.def = button_list.at(DS4KeyCodes::Triangle);
cfg->left.def = button_list.at(DS4KeyCodes::Left);
cfg->down.def = button_list.at(DS4KeyCodes::Down);
cfg->right.def = button_list.at(DS4KeyCodes::Right);
cfg->up.def = button_list.at(DS4KeyCodes::Up);
cfg->r1.def = button_list.at(DS4KeyCodes::R1);
cfg->r2.def = button_list.at(DS4KeyCodes::R2);
cfg->r3.def = button_list.at(DS4KeyCodes::R3);
cfg->l1.def = button_list.at(DS4KeyCodes::L1);
cfg->l2.def = button_list.at(DS4KeyCodes::L2);
cfg->l3.def = button_list.at(DS4KeyCodes::L3);
// Set default misc variables
cfg->lstickdeadzone.def = 40; // between 0 and 255
cfg->rstickdeadzone.def = 40; // between 0 and 255
cfg->ltriggerthreshold.def = 0; // between 0 and 255
cfg->rtriggerthreshold.def = 0; // between 0 and 255
cfg->padsquircling.def = 8000;
// Set color value
cfg->colorR.def = 0;
cfg->colorG.def = 0;
cfg->colorB.def = 20;
// apply defaults
cfg->from_default();
}
void ds4_pad_handler::GetNextButtonPress(const std::string& padId, const std::function<void(u16, std::string, std::string, int[])>& callback, const std::function<void(std::string)>& fail_callback, bool get_blacklist, const std::vector<std::string>& /*buttons*/)
{
if (get_blacklist)
blacklist.clear();
std::shared_ptr<DS4Device> device = GetDevice(padId, true);
if (device == nullptr || device->hidDevice == nullptr)
return fail_callback(padId);
// Now that we have found a device, get its status
DS4DataStatus status = GetRawData(device);
if (status == DS4DataStatus::ReadError)
{
// this also can mean disconnected, either way deal with it on next loop and reconnect
hid_close(device->hidDevice);
device->hidDevice = nullptr;
return fail_callback(padId);
}
// return if nothing new has happened. ignore this to get the current state for blacklist
if (!get_blacklist && status != DS4DataStatus::NewData)
return;
// Get the current button values
auto data = GetButtonValues(device);
// Check for each button in our list if its corresponding (maybe remapped) button or axis was pressed.
// Return the new value if the button was pressed (aka. its value was bigger than 0 or the defined threshold)
// Use a pair to get all the legally pressed buttons and use the one with highest value (prioritize first)
std::pair<u16, std::string> pressed_button = { 0, "" };
for (const auto& button : button_list)
{
u32 keycode = button.first;
u16 value = data[keycode];
if (!get_blacklist && std::find(blacklist.begin(), blacklist.end(), keycode) != blacklist.end())
continue;
if (((keycode < DS4KeyCodes::L2) && (value > 0))
|| ((keycode == DS4KeyCodes::L2) && (value > m_trigger_threshold))
|| ((keycode == DS4KeyCodes::R2) && (value > m_trigger_threshold))
|| ((keycode >= DS4KeyCodes::LSXNeg && keycode <= DS4KeyCodes::LSYPos) && (value > m_thumb_threshold))
|| ((keycode >= DS4KeyCodes::RSXNeg && keycode <= DS4KeyCodes::RSYPos) && (value > m_thumb_threshold)))
{
if (get_blacklist)
{
blacklist.emplace_back(keycode);
LOG_ERROR(HLE, "DS4 Calibration: Added key [ %d = %s ] to blacklist. Value = %d", keycode, button.second, value);
}
else if (value > pressed_button.first)
pressed_button = { value, button.second };
}
}
if (get_blacklist)
{
if (blacklist.empty())
LOG_SUCCESS(HLE, "DS4 Calibration: Blacklist is clear. No input spam detected");
return;
}
int preview_values[6] = { data[L2], data[R2], data[LSXPos] - data[LSXNeg], data[LSYPos] - data[LSYNeg], data[RSXPos] - data[RSXNeg], data[RSYPos] - data[RSYNeg] };
if (pressed_button.first > 0)
return callback(pressed_button.first, pressed_button.second, padId, preview_values);
else
return callback(0, "", padId, preview_values);
}
void ds4_pad_handler::SetPadData(const std::string& padId, u32 largeMotor, u32 smallMotor, s32 r, s32 g, s32 b)
{
std::shared_ptr<DS4Device> device = GetDevice(padId);
if (device == nullptr || device->hidDevice == nullptr)
return;
// Set the device's motor speeds to our requested values 0-255
device->largeVibrate = largeMotor;
device->smallVibrate = smallMotor;
int index = 0;
for (int i = 0; i < MAX_GAMEPADS; i++)
{
if (g_cfg_input.player[i]->handler == pad_handler::ds4)
{
if (g_cfg_input.player[i]->device.to_string() == padId)
{
m_pad_configs[index].load();
device->config = &m_pad_configs[index];
break;
}
index++;
}
}
// Set new LED color
if (r >= 0 && g >= 0 && b >= 0 && r <= 255 && g <= 255 && b <= 255)
{
device->config->colorR.set(r);
device->config->colorG.set(g);
device->config->colorB.set(b);
}
// Start/Stop the engines :)
SendVibrateData(device);
}
std::shared_ptr<ds4_pad_handler::DS4Device> ds4_pad_handler::GetDevice(const std::string& padId, bool try_reconnect)
{
if (!Init())
return nullptr;
size_t pos = padId.find(m_name_string);
if (pos == std::string::npos)
return nullptr;
std::string pad_serial = padId.substr(pos + 9);
std::shared_ptr<DS4Device> device = nullptr;
int i = 0; // Controllers 1-n in GUI
for (auto& cur_control : controllers)
{
if (pad_serial == std::to_string(++i) || pad_serial == cur_control.first)
{
device = cur_control.second;
if (try_reconnect && device && !device->hidDevice)
{
device->hidDevice = hid_open_path(device->path.c_str());
if (device->hidDevice)
{
hid_set_nonblocking(device->hidDevice, 1);
LOG_NOTICE(HLE, "DS4 device %d reconnected", i);
}
}
break;
}
}
return device;
}
void ds4_pad_handler::TranslateButtonPress(u64 keyCode, bool& pressed, u16& val, bool ignore_threshold)
{
// Update the pad button values based on their type and thresholds.
// With this you can use axis or triggers as buttons or vice versa
auto p_profile = m_dev->config;
switch (keyCode)
{
case DS4KeyCodes::L2:
pressed = val > p_profile->ltriggerthreshold;
val = pressed ? NormalizeTriggerInput(val, p_profile->ltriggerthreshold) : 0;
break;
case DS4KeyCodes::R2:
pressed = val > p_profile->rtriggerthreshold;
val = pressed ? NormalizeTriggerInput(val, p_profile->rtriggerthreshold) : 0;
break;
case DS4KeyCodes::LSXNeg:
case DS4KeyCodes::LSXPos:
case DS4KeyCodes::LSYNeg:
case DS4KeyCodes::LSYPos:
pressed = val > (ignore_threshold ? 0 : p_profile->lstickdeadzone);
val = pressed ? NormalizeStickInput(val, p_profile->lstickdeadzone, p_profile->lstickmultiplier, ignore_threshold) : 0;
break;
case DS4KeyCodes::RSXNeg:
case DS4KeyCodes::RSXPos:
case DS4KeyCodes::RSYNeg:
case DS4KeyCodes::RSYPos:
pressed = val > (ignore_threshold ? 0 : p_profile->rstickdeadzone);
val = pressed ? NormalizeStickInput(val, p_profile->rstickdeadzone, p_profile->rstickmultiplier, ignore_threshold) : 0;
break;
default: // normal button (should in theory also support sensitive buttons)
pressed = val > 0;
val = pressed ? val : 0;
break;
}
}
std::array<u16, ds4_pad_handler::DS4KeyCodes::KeyCodeCount> ds4_pad_handler::GetButtonValues(const std::shared_ptr<DS4Device>& device)
{
std::array<u16, DS4KeyCodes::KeyCodeCount> keyBuffer;
auto buf = device->padData;
// Left Stick X Axis
keyBuffer[DS4KeyCodes::LSXNeg] = Clamp0To255((127.5f - buf[1]) * 2.0f);
keyBuffer[DS4KeyCodes::LSXPos] = Clamp0To255((buf[1] - 127.5f) * 2.0f);
// Left Stick Y Axis (Up is the negative for some reason)
keyBuffer[DS4KeyCodes::LSYNeg] = Clamp0To255((buf[2] - 127.5f) * 2.0f);
keyBuffer[DS4KeyCodes::LSYPos] = Clamp0To255((127.5f - buf[2]) * 2.0f);
// Right Stick X Axis
keyBuffer[DS4KeyCodes::RSXNeg] = Clamp0To255((127.5f - buf[3]) * 2.0f);
keyBuffer[DS4KeyCodes::RSXPos] = Clamp0To255((buf[3] - 127.5f) * 2.0f);
// Right Stick Y Axis (Up is the negative for some reason)
keyBuffer[DS4KeyCodes::RSYNeg] = Clamp0To255((buf[4] - 127.5f) * 2.0f);
keyBuffer[DS4KeyCodes::RSYPos] = Clamp0To255((127.5f - buf[4]) * 2.0f);
// bleh, dpad in buffer is stored in a different state
u8 dpadState = buf[5] & 0xf;
switch (dpadState)
{
case 0x08: // none pressed
keyBuffer[DS4KeyCodes::Up] = 0;
keyBuffer[DS4KeyCodes::Down] = 0;
keyBuffer[DS4KeyCodes::Left] = 0;
keyBuffer[DS4KeyCodes::Right] = 0;
break;
case 0x07: // NW...left and up
keyBuffer[DS4KeyCodes::Up] = 255;
keyBuffer[DS4KeyCodes::Down] = 0;
keyBuffer[DS4KeyCodes::Left] = 255;
keyBuffer[DS4KeyCodes::Right] = 0;
break;
case 0x06: // W..left
keyBuffer[DS4KeyCodes::Up] = 0;
keyBuffer[DS4KeyCodes::Down] = 0;
keyBuffer[DS4KeyCodes::Left] = 255;
keyBuffer[DS4KeyCodes::Right] = 0;
break;
case 0x05: // SW..left down
keyBuffer[DS4KeyCodes::Up] = 0;
keyBuffer[DS4KeyCodes::Down] = 255;
keyBuffer[DS4KeyCodes::Left] = 255;
keyBuffer[DS4KeyCodes::Right] = 0;
break;
case 0x04: // S..down
keyBuffer[DS4KeyCodes::Up] = 0;
keyBuffer[DS4KeyCodes::Down] = 255;
keyBuffer[DS4KeyCodes::Left] = 0;
keyBuffer[DS4KeyCodes::Right] = 0;
break;
case 0x03: // SE..down and right
keyBuffer[DS4KeyCodes::Up] = 0;
keyBuffer[DS4KeyCodes::Down] = 255;
keyBuffer[DS4KeyCodes::Left] = 0;
keyBuffer[DS4KeyCodes::Right] = 255;
break;
case 0x02: // E... right
keyBuffer[DS4KeyCodes::Up] = 0;
keyBuffer[DS4KeyCodes::Down] = 0;
keyBuffer[DS4KeyCodes::Left] = 0;
keyBuffer[DS4KeyCodes::Right] = 255;
break;
case 0x01: // NE.. up right
keyBuffer[DS4KeyCodes::Up] = 255;
keyBuffer[DS4KeyCodes::Down] = 0;
keyBuffer[DS4KeyCodes::Left] = 0;
keyBuffer[DS4KeyCodes::Right] = 255;
break;
case 0x00: // n.. up
keyBuffer[DS4KeyCodes::Up] = 255;
keyBuffer[DS4KeyCodes::Down] = 0;
keyBuffer[DS4KeyCodes::Left] = 0;
keyBuffer[DS4KeyCodes::Right] = 0;
break;
default:
fmt::throw_exception("ds4 dpad state encountered unexpected input");
}
// square, cross, circle, triangle
keyBuffer[DS4KeyCodes::Square] = ((buf[5] & (1 << 4)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::Cross] = ((buf[5] & (1 << 5)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::Circle] = ((buf[5] & (1 << 6)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::Triangle] = ((buf[5] & (1 << 7)) != 0) ? 255 : 0;
// L1, R1, L2, L3, select, start, L3, L3
keyBuffer[DS4KeyCodes::L1] = ((buf[6] & (1 << 0)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::R1] = ((buf[6] & (1 << 1)) != 0) ? 255 : 0;
//keyBuffer[DS4KeyCodes::L2But] = ((buf[6] & (1 << 2)) != 0) ? 255 : 0;
//keyBuffer[DS4KeyCodes::R2But] = ((buf[6] & (1 << 3)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::Share] = ((buf[6] & (1 << 4)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::Options] = ((buf[6] & (1 << 5)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::L3] = ((buf[6] & (1 << 6)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::R3] = ((buf[6] & (1 << 7)) != 0) ? 255 : 0;
// PS Button, Touch Button
keyBuffer[DS4KeyCodes::PSButton] = ((buf[7] & (1 << 0)) != 0) ? 255 : 0;
keyBuffer[DS4KeyCodes::TouchPad] = ((buf[7] & (1 << 1)) != 0) ? 255 : 0;
// L2, R2
keyBuffer[DS4KeyCodes::L2] = buf[8];
keyBuffer[DS4KeyCodes::R2] = buf[9];
return keyBuffer;
}
void ds4_pad_handler::ProcessDataToPad(const std::shared_ptr<DS4Device>& device, const std::shared_ptr<Pad>& pad)
{
pad->m_battery_level = device->batteryLevel;
pad->m_cable_state = device->cableState;
auto buf = device->padData;
auto button_values = GetButtonValues(device);
auto p_profile = device->config;
// Translate any corresponding keycodes to our normal DS3 buttons and triggers
for (auto & btn : pad->m_buttons)
{
btn.m_value = button_values[btn.m_keyCode];
TranslateButtonPress(btn.m_keyCode, btn.m_pressed, btn.m_value);
}
#ifdef _WIN32
for (int i = 6; i < 16; i++)
{
if (pad->m_buttons[i].m_pressed)
{
SetThreadExecutionState(ES_SYSTEM_REQUIRED | ES_DISPLAY_REQUIRED);
break;
}
}
#endif
// used to get the absolute value of an axis
s32 stick_val[4]{0};
// Translate any corresponding keycodes to our two sticks. (ignoring thresholds for now)
for (int i = 0; i < static_cast<int>(pad->m_sticks.size()); i++)
{
bool pressed;
// m_keyCodeMin is the mapped key for left or down
u32 key_min = pad->m_sticks[i].m_keyCodeMin;
u16 val_min = button_values[key_min];
TranslateButtonPress(key_min, pressed, val_min, true);
// m_keyCodeMax is the mapped key for right or up
u32 key_max = pad->m_sticks[i].m_keyCodeMax;
u16 val_max = button_values[key_max];
TranslateButtonPress(key_max, pressed, val_max, true);
// cancel out opposing values and get the resulting difference
stick_val[i] = val_max - val_min;
}
u16 lx, ly, rx, ry;
// Normalize our two stick's axis based on the thresholds
std::tie(lx, ly) = NormalizeStickDeadzone(stick_val[0], stick_val[1], p_profile->lstickdeadzone);
std::tie(rx, ry) = NormalizeStickDeadzone(stick_val[2], stick_val[3], p_profile->rstickdeadzone);
if (p_profile->padsquircling != 0)
{
std::tie(lx, ly) = ConvertToSquirclePoint(lx, ly, p_profile->padsquircling);
std::tie(rx, ry) = ConvertToSquirclePoint(rx, ry, p_profile->padsquircling);
}
ly = 255 - ly;
ry = 255 - ry;
// these are added with previous value and divided to 'smooth' out the readings
// the ds4 seems to rapidly flicker sometimes between two values and this seems to stop that
pad->m_sticks[0].m_value = (lx + pad->m_sticks[0].m_value) / 2; // LX
pad->m_sticks[1].m_value = (ly + pad->m_sticks[1].m_value) / 2; // LY
pad->m_sticks[2].m_value = (rx + pad->m_sticks[2].m_value) / 2; // RX
pad->m_sticks[3].m_value = (ry + pad->m_sticks[3].m_value) / 2; // RY
// these values come already calibrated from our ds4Thread,
// all we need to do is convert to ds3 range
// accel
f32 accelX = (((s16)((u16)(buf[20] << 8) | buf[19])) / static_cast<f32>(DS4_ACC_RES_PER_G)) * -1;
f32 accelY = (((s16)((u16)(buf[22] << 8) | buf[21])) / static_cast<f32>(DS4_ACC_RES_PER_G)) * -1;
f32 accelZ = (((s16)((u16)(buf[24] << 8) | buf[23])) / static_cast<f32>(DS4_ACC_RES_PER_G)) * -1;
// now just use formula from ds3
accelX = accelX * 113 + 512;
accelY = accelY * 113 + 512;
accelZ = accelZ * 113 + 512;
pad->m_sensors[0].m_value = Clamp0To1023(accelX);
pad->m_sensors[1].m_value = Clamp0To1023(accelY);
pad->m_sensors[2].m_value = Clamp0To1023(accelZ);
// gyroX is yaw, which is all that we need
f32 gyroX = (((s16)((u16)(buf[16] << 8) | buf[15])) / static_cast<f32>(DS4_GYRO_RES_PER_DEG_S)) * -1;
//const int gyroY = ((u16)(buf[14] << 8) | buf[13]) / 256;
//const int gyroZ = ((u16)(buf[18] << 8) | buf[17]) / 256;
// convert to ds3
gyroX = gyroX * (123.f / 90.f) + 512;
pad->m_sensors[3].m_value = Clamp0To1023(gyroX);
}
bool ds4_pad_handler::GetCalibrationData(const std::shared_ptr<DS4Device>& ds4Dev)
{
std::array<u8, 64> buf;
if (ds4Dev->btCon)
{
for (int tries = 0; tries < 3; ++tries)
{
buf[0] = 0x05;
if (hid_get_feature_report(ds4Dev->hidDevice, buf.data(), DS4_FEATURE_REPORT_0x05_SIZE) <= 0)
return false;
const u8 btHdr = 0xA3;
const u32 crcHdr = CRCPP::CRC::Calculate(&btHdr, 1, crcTable);
const u32 crcCalc = CRCPP::CRC::Calculate(buf.data(), (DS4_FEATURE_REPORT_0x05_SIZE - 4), crcTable, crcHdr);
const u32 crcReported = GetU32LEData(&buf[DS4_FEATURE_REPORT_0x05_SIZE - 4]);
if (crcCalc != crcReported)
LOG_WARNING(HLE, "[DS4] Calibration CRC check failed! Will retry up to 3 times. Received 0x%x, Expected 0x%x", crcReported, crcCalc);
else break;
if (tries == 2)
return false;
}
}
else
{
buf[0] = 0x02;
if (hid_get_feature_report(ds4Dev->hidDevice, buf.data(), DS4_FEATURE_REPORT_0x02_SIZE) <= 0)
{
LOG_ERROR(HLE, "[DS4] Failed getting calibration data report!");
return false;
}
}
ds4Dev->calibData[DS4CalibIndex::PITCH].bias = GetS16LEData(&buf[1]);
ds4Dev->calibData[DS4CalibIndex::YAW].bias = GetS16LEData(&buf[3]);
ds4Dev->calibData[DS4CalibIndex::ROLL].bias = GetS16LEData(&buf[5]);
s16 pitchPlus, pitchNeg, rollPlus, rollNeg, yawPlus, yawNeg;
if (ds4Dev->btCon)
{
pitchPlus = GetS16LEData(&buf[7]);
yawPlus = GetS16LEData(&buf[9]);
rollPlus = GetS16LEData(&buf[11]);
pitchNeg = GetS16LEData(&buf[13]);
yawNeg = GetS16LEData(&buf[15]);
rollNeg = GetS16LEData(&buf[17]);
}
else
{
pitchPlus = GetS16LEData(&buf[7]);
pitchNeg = GetS16LEData(&buf[9]);
yawPlus = GetS16LEData(&buf[11]);
yawNeg = GetS16LEData(&buf[13]);
rollPlus = GetS16LEData(&buf[15]);
rollNeg = GetS16LEData(&buf[17]);
}
const s32 gyroSpeedScale = GetS16LEData(&buf[19]) + GetS16LEData(&buf[21]);
ds4Dev->calibData[DS4CalibIndex::PITCH].sensNumer = gyroSpeedScale * DS4_GYRO_RES_PER_DEG_S;
ds4Dev->calibData[DS4CalibIndex::PITCH].sensDenom = pitchPlus - pitchNeg;
ds4Dev->calibData[DS4CalibIndex::YAW].sensNumer = gyroSpeedScale * DS4_GYRO_RES_PER_DEG_S;
ds4Dev->calibData[DS4CalibIndex::YAW].sensDenom = yawPlus - yawNeg;
ds4Dev->calibData[DS4CalibIndex::ROLL].sensNumer = gyroSpeedScale * DS4_GYRO_RES_PER_DEG_S;
ds4Dev->calibData[DS4CalibIndex::ROLL].sensDenom = rollPlus - rollNeg;
const s16 accelXPlus = GetS16LEData(&buf[23]);
const s16 accelXNeg = GetS16LEData(&buf[25]);
const s16 accelYPlus = GetS16LEData(&buf[27]);
const s16 accelYNeg = GetS16LEData(&buf[29]);
const s16 accelZPlus = GetS16LEData(&buf[31]);
const s16 accelZNeg = GetS16LEData(&buf[33]);
const s32 accelXRange = accelXPlus - accelXNeg;
ds4Dev->calibData[DS4CalibIndex::X].bias = accelXPlus - accelXRange / 2;
ds4Dev->calibData[DS4CalibIndex::X].sensNumer = 2 * DS4_ACC_RES_PER_G;
ds4Dev->calibData[DS4CalibIndex::X].sensDenom = accelXRange;
const s32 accelYRange = accelYPlus - accelYNeg;
ds4Dev->calibData[DS4CalibIndex::Y].bias = accelYPlus - accelYRange / 2;
ds4Dev->calibData[DS4CalibIndex::Y].sensNumer = 2 * DS4_ACC_RES_PER_G;
ds4Dev->calibData[DS4CalibIndex::Y].sensDenom = accelYRange;
const s32 accelZRange = accelZPlus - accelZNeg;
ds4Dev->calibData[DS4CalibIndex::Z].bias = accelZPlus - accelZRange / 2;
ds4Dev->calibData[DS4CalibIndex::Z].sensNumer = 2 * DS4_ACC_RES_PER_G;
ds4Dev->calibData[DS4CalibIndex::Z].sensDenom = accelZRange;
// Make sure data 'looks' valid, dongle will report invalid calibration data with no controller connected
for (const auto& data : ds4Dev->calibData)
{
if (data.sensDenom == 0)
return false;
}
return true;
}
void ds4_pad_handler::CheckAddDevice(hid_device* hidDevice, hid_device_info* hidDevInfo)
{
std::string serial = "";
std::shared_ptr<DS4Device> ds4Dev = std::make_shared<DS4Device>();
ds4Dev->hidDevice = hidDevice;
// There isnt a nice 'portable' way with hidapi to detect bt vs wired as the pid/vid's are the same
// Let's try getting 0x81 feature report, which should will return mac address on wired, and should error on bluetooth
std::array<u8, 64> buf{};
buf[0] = 0x81;
if (hid_get_feature_report(hidDevice, buf.data(), DS4_FEATURE_REPORT_0x81_SIZE) > 0)
{
serial = fmt::format("%x%x%x%x%x%x", buf[6], buf[5], buf[4], buf[3], buf[2], buf[1]);
}
else
{
ds4Dev->btCon = true;
std::wstring wSerial(hidDevInfo->serial_number);
serial = std::string(wSerial.begin(), wSerial.end());
}
if (!GetCalibrationData(ds4Dev))
{
hid_close(hidDevice);
return;
}
ds4Dev->hasCalibData = true;
ds4Dev->path = hidDevInfo->path;
hid_set_nonblocking(hidDevice, 1);
controllers.emplace(serial, ds4Dev);
}
ds4_pad_handler::~ds4_pad_handler()
{
for (auto& controller : controllers)
{
if (controller.second->hidDevice)
{
// Disable blinking and vibration
controller.second->smallVibrate = 0;
controller.second->largeVibrate = 0;
controller.second->led_delay_on = 0;
controller.second->led_delay_off = 0;
SendVibrateData(controller.second);
hid_close(controller.second->hidDevice);
}
}
hid_exit();
}
int ds4_pad_handler::SendVibrateData(const std::shared_ptr<DS4Device>& device)
{
auto p_profile = device->config;
if (p_profile == nullptr)
return -2; // hid_write and hid_write_control return -1 on error
std::array<u8, 78> outputBuf{0};
// write rumble state
if (device->btCon)
{
outputBuf[0] = 0x11;
outputBuf[1] = 0xC4;
outputBuf[3] = 0x07;
outputBuf[6] = device->smallVibrate;
outputBuf[7] = device->largeVibrate;
outputBuf[8] = p_profile->colorR; // red
outputBuf[9] = p_profile->colorG; // green
outputBuf[10] = p_profile->colorB; // blue
// alternating blink states with values 0-255: only setting both to zero disables blinking
// 255 is roughly 2 seconds, so setting both values to 255 results in a 4 second interval
// using something like (0,10) will heavily blink, while using (0, 255) will be slow. you catch the drift
outputBuf[11] = device->led_delay_on;
outputBuf[12] = device->led_delay_off;
const u8 btHdr = 0xA2;
const u32 crcHdr = CRCPP::CRC::Calculate(&btHdr, 1, crcTable);
const u32 crcCalc = CRCPP::CRC::Calculate(outputBuf.data(), (DS4_OUTPUT_REPORT_0x11_SIZE - 4), crcTable, crcHdr);
outputBuf[74] = (crcCalc >> 0) & 0xFF;
outputBuf[75] = (crcCalc >> 8) & 0xFF;
outputBuf[76] = (crcCalc >> 16) & 0xFF;
outputBuf[77] = (crcCalc >> 24) & 0xFF;
return hid_write_control(device->hidDevice, outputBuf.data(), DS4_OUTPUT_REPORT_0x11_SIZE);
}
else
{
outputBuf[0] = 0x05;
outputBuf[1] = 0x07;
outputBuf[4] = device->smallVibrate;
outputBuf[5] = device->largeVibrate;
outputBuf[6] = p_profile->colorR; // red
outputBuf[7] = p_profile->colorG; // green
outputBuf[8] = p_profile->colorB; // blue
outputBuf[9] = device->led_delay_on;
outputBuf[10] = device->led_delay_off;
return hid_write(device->hidDevice, outputBuf.data(), DS4_OUTPUT_REPORT_0x05_SIZE);
}
}
bool ds4_pad_handler::Init()
{
if (is_init)
return true;
const int res = hid_init();
if (res != 0)
fmt::throw_exception("hidapi-init error.threadproc");
// get all the possible controllers at start
bool warn_about_drivers = false;
for (auto pid : ds4Pids)
{
hid_device_info* devInfo = hid_enumerate(DS4_VID, pid);
hid_device_info* head = devInfo;
while (devInfo)
{
if (controllers.size() >= MAX_GAMEPADS)
break;
hid_device* dev = hid_open_path(devInfo->path);
if (dev)
{
CheckAddDevice(dev, devInfo);
}
else
{
LOG_ERROR(HLE, "[DS4] hid_open_path failed! Reason: %s", hid_error(dev));
warn_about_drivers = true;
}
devInfo = devInfo->next;
}
hid_free_enumeration(head);
}
if (warn_about_drivers)
{
LOG_ERROR(HLE, "[DS4] One or more DS4 pads were detected but couldn't be interacted with directly");
#if defined(_WIN32) || defined(__linux__)
LOG_ERROR(HLE, "[DS4] Check https://wiki.rpcs3.net/index.php?title=Help:Controller_Configuration for intructions on how to solve this issue");
#endif
}
else if (controllers.empty())
{
LOG_WARNING(HLE, "[DS4] No controllers found!");
}
else
{
LOG_SUCCESS(HLE, "[DS4] Controllers found: %d", controllers.size());
}
is_init = true;
return true;
}
std::vector<std::string> ds4_pad_handler::ListDevices()
{
std::vector<std::string> ds4_pads_list;
if (!Init())
return ds4_pads_list;
for (size_t i = 1; i <= controllers.size(); ++i) // Controllers 1-n in GUI
{
ds4_pads_list.emplace_back(m_name_string + std::to_string(i));
}
return ds4_pads_list;
}
bool ds4_pad_handler::bindPadToDevice(std::shared_ptr<Pad> pad, const std::string& device)
{
std::shared_ptr<DS4Device> ds4device = GetDevice(device);
if (ds4device == nullptr || ds4device->hidDevice == nullptr)
return false;
int index = static_cast<int>(bindings.size());
m_pad_configs[index].load();
ds4device->config = &m_pad_configs[index];
pad_config* p_profile = ds4device->config;
if (p_profile == nullptr)
return false;
pad->Init
(
CELL_PAD_STATUS_DISCONNECTED,
CELL_PAD_CAPABILITY_PS3_CONFORMITY | CELL_PAD_CAPABILITY_PRESS_MODE | CELL_PAD_CAPABILITY_HP_ANALOG_STICK | CELL_PAD_CAPABILITY_ACTUATOR | CELL_PAD_CAPABILITY_SENSOR_MODE,
CELL_PAD_DEV_TYPE_STANDARD,
p_profile->device_class_type
);
// 'keycode' here is just 0 as we have to manually calculate this
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->l2), CELL_PAD_CTRL_L2);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->r2), CELL_PAD_CTRL_R2);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->up), CELL_PAD_CTRL_UP);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->down), CELL_PAD_CTRL_DOWN);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->left), CELL_PAD_CTRL_LEFT);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->right), CELL_PAD_CTRL_RIGHT);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->square), CELL_PAD_CTRL_SQUARE);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->cross), CELL_PAD_CTRL_CROSS);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->circle), CELL_PAD_CTRL_CIRCLE);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->triangle), CELL_PAD_CTRL_TRIANGLE);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->l1), CELL_PAD_CTRL_L1);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->r1), CELL_PAD_CTRL_R1);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->select), CELL_PAD_CTRL_SELECT);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->start), CELL_PAD_CTRL_START);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->l3), CELL_PAD_CTRL_L3);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL1, FindKeyCode(button_list, p_profile->r3), CELL_PAD_CTRL_R3);
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, FindKeyCode(button_list, p_profile->ps), 0x100/*CELL_PAD_CTRL_PS*/);// TODO: PS button support
pad->m_buttons.emplace_back(CELL_PAD_BTN_OFFSET_DIGITAL2, 0, 0x0); // Reserved
pad->m_sensors.emplace_back(CELL_PAD_BTN_OFFSET_SENSOR_X, 512);
pad->m_sensors.emplace_back(CELL_PAD_BTN_OFFSET_SENSOR_Y, 399);
pad->m_sensors.emplace_back(CELL_PAD_BTN_OFFSET_SENSOR_Z, 512);
pad->m_sensors.emplace_back(CELL_PAD_BTN_OFFSET_SENSOR_G, 512);
pad->m_sticks.emplace_back(CELL_PAD_BTN_OFFSET_ANALOG_LEFT_X, FindKeyCode(button_list, p_profile->ls_left), FindKeyCode(button_list, p_profile->ls_right));
pad->m_sticks.emplace_back(CELL_PAD_BTN_OFFSET_ANALOG_LEFT_Y, FindKeyCode(button_list, p_profile->ls_down), FindKeyCode(button_list, p_profile->ls_up));
pad->m_sticks.emplace_back(CELL_PAD_BTN_OFFSET_ANALOG_RIGHT_X, FindKeyCode(button_list, p_profile->rs_left), FindKeyCode(button_list, p_profile->rs_right));
pad->m_sticks.emplace_back(CELL_PAD_BTN_OFFSET_ANALOG_RIGHT_Y, FindKeyCode(button_list, p_profile->rs_down), FindKeyCode(button_list, p_profile->rs_up));
pad->m_vibrateMotors.emplace_back(true, 0);
pad->m_vibrateMotors.emplace_back(false, 0);
bindings.emplace_back(ds4device, pad);
return true;
}
void ds4_pad_handler::ThreadProc()
{
for (int i = 0; i < static_cast<int>(bindings.size()); i++)
{
m_dev = bindings[i].first;
auto thepad = bindings[i].second;
auto profile = m_dev->config;
if (m_dev->hidDevice == nullptr)
{
// try to reconnect
hid_device* dev = hid_open_path(m_dev->path.c_str());
if (dev)
{
if (last_connection_status[i] == false)
{
LOG_SUCCESS(HLE, "DS4 device %d reconnected", i);
last_connection_status[i] = true;
connected++;
}
hid_set_nonblocking(dev, 1);
m_dev->hidDevice = dev;
thepad->m_port_status = CELL_PAD_STATUS_CONNECTED | CELL_PAD_STATUS_ASSIGN_CHANGES;
if (!m_dev->hasCalibData)
m_dev->hasCalibData = GetCalibrationData(m_dev);
}
else
{
// nope, not there
if (last_connection_status[i] == true)
{
LOG_ERROR(HLE, "DS4 device %d disconnected", i);
last_connection_status[i] = false;
connected--;
}
thepad->m_port_status = CELL_PAD_STATUS_DISCONNECTED | CELL_PAD_STATUS_ASSIGN_CHANGES;
continue;
}
}
else if (last_connection_status[i] == false)
{
LOG_NOTICE(HLE, "DS4 device %d connected", i);
thepad->m_port_status = CELL_PAD_STATUS_CONNECTED | CELL_PAD_STATUS_ASSIGN_CHANGES;
last_connection_status[i] = true;
connected++;
}
DS4DataStatus status = GetRawData(m_dev);
if (status == DS4DataStatus::ReadError)
{
// this also can mean disconnected, either way deal with it on next loop and reconnect
hid_close(m_dev->hidDevice);
m_dev->hidDevice = nullptr;
continue;
}
// Attempt to send rumble no matter what
int idx_l = profile->switch_vibration_motors ? 1 : 0;
int idx_s = profile->switch_vibration_motors ? 0 : 1;
int speed_large = profile->enable_vibration_motor_large ? thepad->m_vibrateMotors[idx_l].m_value : vibration_min;
int speed_small = profile->enable_vibration_motor_small ? thepad->m_vibrateMotors[idx_s].m_value : vibration_min;
bool wireless = m_dev->cableState < 1;
bool lowBattery = m_dev->batteryLevel < 2;
bool isBlinking = m_dev->led_delay_on > 0 || m_dev->led_delay_off > 0;
bool newBlinkData = false;
// we are now wired or have okay battery level -> stop blinking
if (isBlinking && !(wireless && lowBattery))
{
m_dev->led_delay_on = 0;
m_dev->led_delay_off = 0;
newBlinkData = true;
}
// we are now wireless and low on battery -> blink
if (!isBlinking && wireless && lowBattery)
{
m_dev->led_delay_on = 100;
m_dev->led_delay_off = 100;
newBlinkData = true;
}
m_dev->newVibrateData = m_dev->newVibrateData || m_dev->largeVibrate != speed_large || m_dev->smallVibrate != speed_small || newBlinkData;
m_dev->largeVibrate = speed_large;
m_dev->smallVibrate = speed_small;
if (m_dev->newVibrateData)
{
if (SendVibrateData(m_dev) >= 0)
{
m_dev->newVibrateData = false;
}
}
// no data? keep going
if (status == DS4DataStatus::NoNewData)
continue;
else if (status == DS4DataStatus::NewData)
ProcessDataToPad(m_dev, thepad);
}
}
ds4_pad_handler::DS4DataStatus ds4_pad_handler::GetRawData(const std::shared_ptr<DS4Device>& device)
{
std::array<u8, 78> buf{};
const int res = hid_read(device->hidDevice, buf.data(), device->btCon ? 78 : 64);
if (res == -1)
{
// looks like controller disconnected or read error
return DS4DataStatus::ReadError;
}
// no data? keep going
if (res == 0)
return DS4DataStatus::NoNewData;
// bt controller sends this until 0x02 feature report is sent back (happens on controller init/restart)
if (device->btCon && buf[0] == 0x1)
{
// tells controller to send 0x11 reports
std::array<u8, 64> buf_error{};
buf_error[0] = 0x2;
hid_get_feature_report(device->hidDevice, buf_error.data(), buf_error.size());
return DS4DataStatus::NoNewData;
}
int offset = 0;
// check report and set offset
if (device->btCon && buf[0] == 0x11 && res == 78)
{
offset = 2;
const u8 btHdr = 0xA1;
const u32 crcHdr = CRCPP::CRC::Calculate(&btHdr, 1, crcTable);
const u32 crcCalc = CRCPP::CRC::Calculate(buf.data(), (DS4_INPUT_REPORT_0x11_SIZE - 4), crcTable, crcHdr);
const u32 crcReported = GetU32LEData(&buf[DS4_INPUT_REPORT_0x11_SIZE - 4]);
if (crcCalc != crcReported)
{
LOG_WARNING(HLE, "[DS4] Data packet CRC check failed, ignoring! Received 0x%x, Expected 0x%x", crcReported, crcCalc);
return DS4DataStatus::NoNewData;
}
}
else if (!device->btCon && buf[0] == 0x01 && res == 64)
{
// Ds4 Dongle uses this bit to actually report whether a controller is connected
bool connected = (buf[31] & 0x04) ? false : true;
if (connected && !device->hasCalibData)
device->hasCalibData = GetCalibrationData(device);
offset = 0;
}
else
return DS4DataStatus::NoNewData;
int battery_offset = offset + DS4_INPUT_REPORT_BATTERY_OFFSET;
device->cableState = (buf[battery_offset] >> 4) & 0x01;
device->batteryLevel = buf[battery_offset] & 0x0F;
if (device->hasCalibData)
{
int calibOffset = offset + DS4_INPUT_REPORT_GYRO_X_OFFSET;
for (int i = 0; i < DS4CalibIndex::COUNT; ++i)
{
const s16 rawValue = GetS16LEData(&buf[calibOffset]);
const s16 calValue = ApplyCalibration(rawValue, device->calibData[i]);
buf[calibOffset++] = ((u16)calValue >> 0) & 0xFF;
buf[calibOffset++] = ((u16)calValue >> 8) & 0xFF;
}
}
memcpy(device->padData.data(), &buf[offset], 64);
return DS4DataStatus::NewData;
}
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