From 30f41c02aec763d32e62351452da9ef582bc3472 Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Fri, 6 Mar 2026 13:30:59 -0800 Subject: Move contrib libraries to contrib repo --- .../SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_ps4.c | 1390 -------------------- 1 file changed, 1390 deletions(-) delete mode 100644 contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_ps4.c (limited to 'contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_ps4.c') diff --git a/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_ps4.c b/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_ps4.c deleted file mode 100644 index 7404bf2..0000000 --- a/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_ps4.c +++ /dev/null @@ -1,1390 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2025 Sam Lantinga - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -/* This driver supports both simplified reports and the extended input reports enabled by Steam. - Code and logic contributed by Valve Corporation under the SDL zlib license. -*/ -#include "SDL_internal.h" - -#ifdef SDL_JOYSTICK_HIDAPI - -#include "../../SDL_hints_c.h" -#include "../SDL_sysjoystick.h" -#include "SDL_hidapijoystick_c.h" -#include "SDL_hidapi_rumble.h" - -#ifdef SDL_JOYSTICK_HIDAPI_PS4 - -// Define this if you want to log all packets from the controller -#if 0 -#define DEBUG_PS4_PROTOCOL -#endif - -// Define this if you want to log calibration data -#if 0 -#define DEBUG_PS4_CALIBRATION -#endif - -#define BLUETOOTH_DISCONNECT_TIMEOUT_MS 500 - -#define LOAD16(A, B) (Sint16)((Uint16)(A) | (((Uint16)(B)) << 8)) -#define LOAD32(A, B, C, D) ((((Uint32)(A)) << 0) | \ - (((Uint32)(B)) << 8) | \ - (((Uint32)(C)) << 16) | \ - (((Uint32)(D)) << 24)) - -enum -{ - SDL_GAMEPAD_BUTTON_PS4_TOUCHPAD = 11 -}; - -typedef enum -{ - k_EPS4ReportIdUsbState = 1, - k_EPS4ReportIdUsbEffects = 5, - k_EPS4ReportIdBluetoothState1 = 17, - k_EPS4ReportIdBluetoothState2 = 18, - k_EPS4ReportIdBluetoothState3 = 19, - k_EPS4ReportIdBluetoothState4 = 20, - k_EPS4ReportIdBluetoothState5 = 21, - k_EPS4ReportIdBluetoothState6 = 22, - k_EPS4ReportIdBluetoothState7 = 23, - k_EPS4ReportIdBluetoothState8 = 24, - k_EPS4ReportIdBluetoothState9 = 25, - k_EPS4ReportIdBluetoothEffects = 17, - k_EPS4ReportIdDisconnectMessage = 226, -} EPS4ReportId; - -typedef enum -{ - k_ePS4FeatureReportIdGyroCalibration_USB = 0x02, - k_ePS4FeatureReportIdCapabilities = 0x03, - k_ePS4FeatureReportIdGyroCalibration_BT = 0x05, - k_ePS4FeatureReportIdSerialNumber = 0x12, -} EPS4FeatureReportID; - -typedef struct -{ - Uint8 ucLeftJoystickX; - Uint8 ucLeftJoystickY; - Uint8 ucRightJoystickX; - Uint8 ucRightJoystickY; - Uint8 rgucButtonsHatAndCounter[3]; - Uint8 ucTriggerLeft; - Uint8 ucTriggerRight; - Uint8 rgucTimestamp[2]; - Uint8 _rgucPad0[1]; - Uint8 rgucGyroX[2]; - Uint8 rgucGyroY[2]; - Uint8 rgucGyroZ[2]; - Uint8 rgucAccelX[2]; - Uint8 rgucAccelY[2]; - Uint8 rgucAccelZ[2]; - Uint8 _rgucPad1[5]; - Uint8 ucBatteryLevel; - Uint8 _rgucPad2[4]; - Uint8 ucTouchpadCounter1; - Uint8 rgucTouchpadData1[3]; - Uint8 ucTouchpadCounter2; - Uint8 rgucTouchpadData2[3]; -} PS4StatePacket_t; - -typedef struct -{ - Uint8 ucRumbleRight; - Uint8 ucRumbleLeft; - Uint8 ucLedRed; - Uint8 ucLedGreen; - Uint8 ucLedBlue; - Uint8 ucLedDelayOn; - Uint8 ucLedDelayOff; - Uint8 _rgucPad0[8]; - Uint8 ucVolumeLeft; - Uint8 ucVolumeRight; - Uint8 ucVolumeMic; - Uint8 ucVolumeSpeaker; -} DS4EffectsState_t; - -typedef struct -{ - Sint16 bias; - float scale; -} IMUCalibrationData; - -/* Rumble hint mode: - * "0": enhanced features are never used - * "1": enhanced features are always used - * "auto": enhanced features are advertised to the application, but SDL doesn't touch the controller state unless the application explicitly requests it. - */ -typedef enum -{ - PS4_ENHANCED_REPORT_HINT_OFF, - PS4_ENHANCED_REPORT_HINT_ON, - PS4_ENHANCED_REPORT_HINT_AUTO -} HIDAPI_PS4_EnhancedReportHint; - -typedef struct -{ - SDL_HIDAPI_Device *device; - SDL_Joystick *joystick; - bool is_dongle; - bool is_nacon_dongle; - bool official_controller; - bool sensors_supported; - bool lightbar_supported; - bool vibration_supported; - bool touchpad_supported; - bool effects_supported; - HIDAPI_PS4_EnhancedReportHint enhanced_report_hint; - bool enhanced_reports; - bool enhanced_mode; - bool enhanced_mode_available; - Uint8 report_interval; - bool report_sensors; - bool report_touchpad; - bool report_battery; - bool hardware_calibration; - IMUCalibrationData calibration[6]; - Uint64 last_packet; - int player_index; - Uint8 rumble_left; - Uint8 rumble_right; - bool color_set; - Uint8 led_red; - Uint8 led_green; - Uint8 led_blue; - Uint16 gyro_numerator; - Uint16 gyro_denominator; - Uint16 accel_numerator; - Uint16 accel_denominator; - Uint64 sensor_ticks; - Uint16 last_tick; - Uint16 valid_crc_packets; // wrapping counter - PS4StatePacket_t last_state; -} SDL_DriverPS4_Context; - -static bool HIDAPI_DriverPS4_InternalSendJoystickEffect(SDL_DriverPS4_Context *ctx, const void *effect, int size, bool application_usage); - -static void HIDAPI_DriverPS4_RegisterHints(SDL_HintCallback callback, void *userdata) -{ - SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_PS4, callback, userdata); -} - -static void HIDAPI_DriverPS4_UnregisterHints(SDL_HintCallback callback, void *userdata) -{ - SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_PS4, callback, userdata); -} - -static bool HIDAPI_DriverPS4_IsEnabled(void) -{ - return SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI_PS4, SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI, SDL_HIDAPI_DEFAULT)); -} - -static int ReadFeatureReport(SDL_hid_device *dev, Uint8 report_id, Uint8 *report, size_t length) -{ - SDL_memset(report, 0, length); - report[0] = report_id; - return SDL_hid_get_feature_report(dev, report, length); -} - -static bool HIDAPI_DriverPS4_IsSupportedDevice(SDL_HIDAPI_Device *device, const char *name, SDL_GamepadType type, Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, int interface_class, int interface_subclass, int interface_protocol) -{ - Uint8 data[USB_PACKET_LENGTH]; - int size; - - if (type == SDL_GAMEPAD_TYPE_PS4) { - return true; - } - - if (HIDAPI_SupportsPlaystationDetection(vendor_id, product_id)) { - if (device && device->dev) { - size = ReadFeatureReport(device->dev, k_ePS4FeatureReportIdCapabilities, data, sizeof(data)); - if (size == 48 && data[2] == 0x27) { - // Supported third party controller - return true; - } else { - return false; - } - } else { - // Might be supported by this driver, enumerate and find out - return true; - } - } - - return false; -} - -static void SetLedsForPlayerIndex(DS4EffectsState_t *effects, int player_index) -{ - /* This list is the same as what hid-sony.c uses in the Linux kernel. - The first 4 values correspond to what the PS4 assigns. - */ - static const Uint8 colors[7][3] = { - { 0x00, 0x00, 0x40 }, // Blue - { 0x40, 0x00, 0x00 }, // Red - { 0x00, 0x40, 0x00 }, // Green - { 0x20, 0x00, 0x20 }, // Pink - { 0x02, 0x01, 0x00 }, // Orange - { 0x00, 0x01, 0x01 }, // Teal - { 0x01, 0x01, 0x01 } // White - }; - - if (player_index >= 0) { - player_index %= SDL_arraysize(colors); - } else { - player_index = 0; - } - - effects->ucLedRed = colors[player_index][0]; - effects->ucLedGreen = colors[player_index][1]; - effects->ucLedBlue = colors[player_index][2]; -} - -static bool ReadWiredSerial(SDL_HIDAPI_Device *device, char *serial, size_t serial_size) -{ - Uint8 data[USB_PACKET_LENGTH]; - int size; - - size = ReadFeatureReport(device->dev, k_ePS4FeatureReportIdSerialNumber, data, sizeof(data)); - if (size >= 7 && (data[1] || data[2] || data[3] || data[4] || data[5] || data[6])) { - (void)SDL_snprintf(serial, serial_size, "%.2x-%.2x-%.2x-%.2x-%.2x-%.2x", - data[6], data[5], data[4], data[3], data[2], data[1]); - return true; - } - return false; -} - -static bool HIDAPI_DriverPS4_InitDevice(SDL_HIDAPI_Device *device) -{ - SDL_DriverPS4_Context *ctx; - Uint8 data[USB_PACKET_LENGTH]; - int size; - char serial[18]; - SDL_JoystickType joystick_type = SDL_JOYSTICK_TYPE_GAMEPAD; - - ctx = (SDL_DriverPS4_Context *)SDL_calloc(1, sizeof(*ctx)); - if (!ctx) { - return false; - } - ctx->device = device; - - ctx->gyro_numerator = 1; - ctx->gyro_denominator = 16; - ctx->accel_numerator = 1; - ctx->accel_denominator = 8192; - - device->context = ctx; - - if (device->serial && SDL_strlen(device->serial) == 12) { - int i, j; - - j = -1; - for (i = 0; i < 12; i += 2) { - j += 1; - SDL_memmove(&serial[j], &device->serial[i], 2); - j += 2; - serial[j] = '-'; - } - serial[j] = '\0'; - } else { - serial[0] = '\0'; - } - - // Check for type of connection - ctx->is_dongle = (device->vendor_id == USB_VENDOR_SONY && device->product_id == USB_PRODUCT_SONY_DS4_DONGLE); - if (ctx->is_dongle) { - ReadWiredSerial(device, serial, sizeof(serial)); - ctx->enhanced_reports = true; - } else if (device->vendor_id == USB_VENDOR_SONY && device->product_id == USB_PRODUCT_SONY_DS4_STRIKEPAD) { - ctx->enhanced_reports = true; - - } else if (device->vendor_id == USB_VENDOR_SONY) { - if (device->is_bluetooth) { - // Read a report to see if we're in enhanced mode - size = SDL_hid_read_timeout(device->dev, data, sizeof(data), 16); -#ifdef DEBUG_PS4_PROTOCOL - if (size > 0) { - HIDAPI_DumpPacket("PS4 first packet: size = %d", data, size); - } else { - SDL_Log("PS4 first packet: size = %d", size); - } -#endif - if (size > 0 && - data[0] >= k_EPS4ReportIdBluetoothState1 && - data[0] <= k_EPS4ReportIdBluetoothState9) { - ctx->enhanced_reports = true; - } - } else { - ReadWiredSerial(device, serial, sizeof(serial)); - ctx->enhanced_reports = true; - } - } else { - // Third party controllers appear to all be wired - ctx->enhanced_reports = true; - } - - if (device->vendor_id == USB_VENDOR_SONY) { - ctx->official_controller = true; - ctx->sensors_supported = true; - ctx->lightbar_supported = true; - ctx->vibration_supported = true; - ctx->touchpad_supported = true; - } else { - // Third party controller capability request - size = ReadFeatureReport(device->dev, k_ePS4FeatureReportIdCapabilities, data, sizeof(data)); - // Get the device capabilities - if (size == 48 && data[2] == 0x27) { - Uint8 capabilities = data[4]; - Uint8 device_type = data[5]; - Uint16 gyro_numerator = LOAD16(data[10], data[11]); - Uint16 gyro_denominator = LOAD16(data[12], data[13]); - Uint16 accel_numerator = LOAD16(data[14], data[15]); - Uint16 accel_denominator = LOAD16(data[16], data[17]); - -#ifdef DEBUG_PS4_PROTOCOL - HIDAPI_DumpPacket("PS4 capabilities: size = %d", data, size); -#endif - if (capabilities & 0x02) { - ctx->sensors_supported = true; - } - if (capabilities & 0x04) { - ctx->lightbar_supported = true; - } - if (capabilities & 0x08) { - ctx->vibration_supported = true; - } - if (capabilities & 0x40) { - ctx->touchpad_supported = true; - } - - switch (device_type) { - case 0x00: - joystick_type = SDL_JOYSTICK_TYPE_GAMEPAD; - break; - case 0x01: - joystick_type = SDL_JOYSTICK_TYPE_GUITAR; - break; - case 0x02: - joystick_type = SDL_JOYSTICK_TYPE_DRUM_KIT; - break; - case 0x04: - joystick_type = SDL_JOYSTICK_TYPE_DANCE_PAD; - break; - case 0x06: - joystick_type = SDL_JOYSTICK_TYPE_WHEEL; - break; - case 0x07: - joystick_type = SDL_JOYSTICK_TYPE_ARCADE_STICK; - break; - case 0x08: - joystick_type = SDL_JOYSTICK_TYPE_FLIGHT_STICK; - break; - default: - joystick_type = SDL_JOYSTICK_TYPE_UNKNOWN; - break; - } - - if (gyro_numerator && gyro_denominator) { - ctx->gyro_numerator = gyro_numerator; - ctx->gyro_denominator = gyro_denominator; - } - if (accel_numerator && accel_denominator) { - ctx->accel_numerator = accel_numerator; - ctx->accel_denominator = accel_denominator; - } - } else if (device->vendor_id == USB_VENDOR_RAZER) { - // The Razer Raiju doesn't respond to the detection protocol, but has a touchpad and vibration - ctx->vibration_supported = true; - ctx->touchpad_supported = true; - } - } - ctx->effects_supported = (ctx->lightbar_supported || ctx->vibration_supported); - - if (device->vendor_id == USB_VENDOR_NACON_ALT && - device->product_id == USB_PRODUCT_NACON_REVOLUTION_5_PRO_PS4_WIRELESS) { - ctx->is_nacon_dongle = true; - } - - if (device->vendor_id == USB_VENDOR_PDP && - (device->product_id == USB_PRODUCT_VICTRIX_FS_PRO || - device->product_id == USB_PRODUCT_VICTRIX_FS_PRO_V2)) { - /* The Victrix FS Pro V2 reports that it has lightbar support, - * but it doesn't respond to the effects packet, and will hang - * on reboot if we send it. - */ - ctx->effects_supported = false; - } - - device->joystick_type = joystick_type; - device->type = SDL_GAMEPAD_TYPE_PS4; - if (ctx->official_controller) { - HIDAPI_SetDeviceName(device, "PS4 Controller"); - } - HIDAPI_SetDeviceSerial(device, serial); - - // Prefer the USB device over the Bluetooth device - if (device->is_bluetooth) { - if (HIDAPI_HasConnectedUSBDevice(device->serial)) { - return true; - } - } else { - HIDAPI_DisconnectBluetoothDevice(device->serial); - } - if ((ctx->is_dongle || ctx->is_nacon_dongle) && serial[0] == '\0') { - // Not yet connected - return true; - } - return HIDAPI_JoystickConnected(device, NULL); -} - -static int HIDAPI_DriverPS4_GetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id) -{ - return -1; -} - -static bool HIDAPI_DriverPS4_LoadOfficialCalibrationData(SDL_HIDAPI_Device *device) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - int i, tries, size; - bool have_data = false; - Uint8 data[USB_PACKET_LENGTH]; - - if (!ctx->official_controller) { -#ifdef DEBUG_PS4_CALIBRATION - SDL_Log("Not an official controller, ignoring calibration"); -#endif - return false; - } - - for (tries = 0; tries < 5; ++tries) { - // For Bluetooth controllers, this report switches them into advanced report mode - size = ReadFeatureReport(device->dev, k_ePS4FeatureReportIdGyroCalibration_USB, data, sizeof(data)); - if (size < 35) { -#ifdef DEBUG_PS4_CALIBRATION - SDL_Log("Short read of calibration data: %d, ignoring calibration", size); -#endif - return false; - } - - if (device->is_bluetooth) { - size = ReadFeatureReport(device->dev, k_ePS4FeatureReportIdGyroCalibration_BT, data, sizeof(data)); - if (size < 35) { -#ifdef DEBUG_PS4_CALIBRATION - SDL_Log("Short read of calibration data: %d, ignoring calibration", size); -#endif - return false; - } - } - - // In some cases this report returns all zeros. Usually immediately after connection with the PS4 Dongle - for (i = 0; i < size; ++i) { - if (data[i]) { - have_data = true; - break; - } - } - if (have_data) { - break; - } - - SDL_Delay(2); - } - - if (have_data) { - Sint16 sGyroPitchBias, sGyroYawBias, sGyroRollBias; - Sint16 sGyroPitchPlus, sGyroPitchMinus; - Sint16 sGyroYawPlus, sGyroYawMinus; - Sint16 sGyroRollPlus, sGyroRollMinus; - Sint16 sGyroSpeedPlus, sGyroSpeedMinus; - - Sint16 sAccXPlus, sAccXMinus; - Sint16 sAccYPlus, sAccYMinus; - Sint16 sAccZPlus, sAccZMinus; - - float flNumerator; - float flDenominator; - Sint16 sRange2g; - -#ifdef DEBUG_PS4_CALIBRATION - HIDAPI_DumpPacket("PS4 calibration packet: size = %d", data, size); -#endif - - sGyroPitchBias = LOAD16(data[1], data[2]); - sGyroYawBias = LOAD16(data[3], data[4]); - sGyroRollBias = LOAD16(data[5], data[6]); - - if (device->is_bluetooth || ctx->is_dongle) { - sGyroPitchPlus = LOAD16(data[7], data[8]); - sGyroYawPlus = LOAD16(data[9], data[10]); - sGyroRollPlus = LOAD16(data[11], data[12]); - sGyroPitchMinus = LOAD16(data[13], data[14]); - sGyroYawMinus = LOAD16(data[15], data[16]); - sGyroRollMinus = LOAD16(data[17], data[18]); - } else { - sGyroPitchPlus = LOAD16(data[7], data[8]); - sGyroPitchMinus = LOAD16(data[9], data[10]); - sGyroYawPlus = LOAD16(data[11], data[12]); - sGyroYawMinus = LOAD16(data[13], data[14]); - sGyroRollPlus = LOAD16(data[15], data[16]); - sGyroRollMinus = LOAD16(data[17], data[18]); - } - - sGyroSpeedPlus = LOAD16(data[19], data[20]); - sGyroSpeedMinus = LOAD16(data[21], data[22]); - - sAccXPlus = LOAD16(data[23], data[24]); - sAccXMinus = LOAD16(data[25], data[26]); - sAccYPlus = LOAD16(data[27], data[28]); - sAccYMinus = LOAD16(data[29], data[30]); - sAccZPlus = LOAD16(data[31], data[32]); - sAccZMinus = LOAD16(data[33], data[34]); - - flNumerator = (float)(sGyroSpeedPlus + sGyroSpeedMinus) * ctx->gyro_denominator / ctx->gyro_numerator; - flDenominator = (float)(SDL_abs(sGyroPitchPlus - sGyroPitchBias) + SDL_abs(sGyroPitchMinus - sGyroPitchBias)); - if (flDenominator != 0.0f) { - ctx->calibration[0].bias = sGyroPitchBias; - ctx->calibration[0].scale = flNumerator / flDenominator; - } - - flDenominator = (float)(SDL_abs(sGyroYawPlus - sGyroYawBias) + SDL_abs(sGyroYawMinus - sGyroYawBias)); - if (flDenominator != 0.0f) { - ctx->calibration[1].bias = sGyroYawBias; - ctx->calibration[1].scale = flNumerator / flDenominator; - } - - flDenominator = (float)(SDL_abs(sGyroRollPlus - sGyroRollBias) + SDL_abs(sGyroRollMinus - sGyroRollBias)); - if (flDenominator != 0.0f) { - ctx->calibration[2].bias = sGyroRollBias; - ctx->calibration[2].scale = flNumerator / flDenominator; - } - - sRange2g = sAccXPlus - sAccXMinus; - ctx->calibration[3].bias = sAccXPlus - sRange2g / 2; - ctx->calibration[3].scale = (2.0f * ctx->accel_denominator / ctx->accel_numerator) / sRange2g; - - sRange2g = sAccYPlus - sAccYMinus; - ctx->calibration[4].bias = sAccYPlus - sRange2g / 2; - ctx->calibration[4].scale = (2.0f * ctx->accel_denominator / ctx->accel_numerator) / sRange2g; - - sRange2g = sAccZPlus - sAccZMinus; - ctx->calibration[5].bias = sAccZPlus - sRange2g / 2; - ctx->calibration[5].scale = (2.0f * ctx->accel_denominator / ctx->accel_numerator) / sRange2g; - - ctx->hardware_calibration = true; - for (i = 0; i < 6; ++i) { -#ifdef DEBUG_PS4_CALIBRATION - SDL_Log("calibration[%d] bias = %d, sensitivity = %f", i, ctx->calibration[i].bias, ctx->calibration[i].scale); -#endif - // Some controllers have a bad calibration - if (SDL_abs(ctx->calibration[i].bias) > 1024 || SDL_fabsf(1.0f - ctx->calibration[i].scale) > 0.5f) { -#ifdef DEBUG_PS4_CALIBRATION - SDL_Log("invalid calibration, ignoring"); -#endif - ctx->hardware_calibration = false; - } - } - } else { -#ifdef DEBUG_PS4_CALIBRATION - SDL_Log("Calibration data not available"); -#endif - } - return ctx->hardware_calibration; -} - -static void HIDAPI_DriverPS4_LoadCalibrationData(SDL_HIDAPI_Device *device) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - int i; - - if (!HIDAPI_DriverPS4_LoadOfficialCalibrationData(device)) { - for (i = 0; i < SDL_arraysize(ctx->calibration); ++i) { - ctx->calibration[i].bias = 0; - ctx->calibration[i].scale = 1.0f; - } - } - - // Scale the raw data to the units expected by SDL - for (i = 0; i < SDL_arraysize(ctx->calibration); ++i) { - double scale = ctx->calibration[i].scale; - - if (i < 3) { - scale *= ((double)ctx->gyro_numerator / ctx->gyro_denominator) * SDL_PI_D / 180.0; - - if (device->vendor_id == USB_VENDOR_SONY && - device->product_id == USB_PRODUCT_SONY_DS4_STRIKEPAD) { - // The Armor-X Pro seems to only deliver half the rotation it should - scale *= 2.0; - } - } else { - scale *= ((double)ctx->accel_numerator / ctx->accel_denominator) * SDL_STANDARD_GRAVITY; - - if (device->vendor_id == USB_VENDOR_SONY && - device->product_id == USB_PRODUCT_SONY_DS4_STRIKEPAD) { - /* The Armor-X Pro seems to only deliver half the acceleration it should, - * and in the opposite direction on all axes */ - scale *= -2.0; - } - } - ctx->calibration[i].scale = (float)scale; - } -} - -static float HIDAPI_DriverPS4_ApplyCalibrationData(SDL_DriverPS4_Context *ctx, int index, Sint16 value) -{ - IMUCalibrationData *calibration = &ctx->calibration[index]; - - return ((float)value - calibration->bias) * calibration->scale; -} - -static bool HIDAPI_DriverPS4_UpdateEffects(SDL_DriverPS4_Context *ctx, bool application_usage) -{ - DS4EffectsState_t effects; - - SDL_zero(effects); - - if (ctx->vibration_supported) { - effects.ucRumbleLeft = ctx->rumble_left; - effects.ucRumbleRight = ctx->rumble_right; - } - - if (ctx->lightbar_supported) { - // Populate the LED state with the appropriate color from our lookup table - if (ctx->color_set) { - effects.ucLedRed = ctx->led_red; - effects.ucLedGreen = ctx->led_green; - effects.ucLedBlue = ctx->led_blue; - } else { - SetLedsForPlayerIndex(&effects, ctx->player_index); - } - } - return HIDAPI_DriverPS4_InternalSendJoystickEffect(ctx, &effects, sizeof(effects), application_usage); -} - -static void HIDAPI_DriverPS4_TickleBluetooth(SDL_HIDAPI_Device *device) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - if (ctx->enhanced_reports) { - // This is just a dummy packet that should have no effect, since we don't set the CRC - Uint8 data[78]; - - SDL_zeroa(data); - - data[0] = k_EPS4ReportIdBluetoothEffects; - data[1] = 0xC0; // Magic value HID + CRC - - if (SDL_HIDAPI_LockRumble()) { - SDL_HIDAPI_SendRumbleAndUnlock(device, data, sizeof(data)); - } - } else { -#if 0 /* The 8BitDo Zero 2 has perfect emulation of a PS4 controller, except it - * only sends reports when the state changes, so we can't disconnect here. - */ - // We can't even send an invalid effects packet, or it will put the controller in enhanced mode - if (device->num_joysticks > 0) { - HIDAPI_JoystickDisconnected(device, device->joysticks[0]); - } -#endif - } -} - -static void HIDAPI_DriverPS4_SetEnhancedModeAvailable(SDL_DriverPS4_Context *ctx) -{ - if (ctx->enhanced_mode_available) { - return; - } - ctx->enhanced_mode_available = true; - - if (ctx->touchpad_supported) { - SDL_PrivateJoystickAddTouchpad(ctx->joystick, 2); - ctx->report_touchpad = true; - } - - if (ctx->sensors_supported) { - SDL_PrivateJoystickAddSensor(ctx->joystick, SDL_SENSOR_GYRO, (float)(1000 / ctx->report_interval)); - SDL_PrivateJoystickAddSensor(ctx->joystick, SDL_SENSOR_ACCEL, (float)(1000 / ctx->report_interval)); - } - - if (ctx->official_controller) { - ctx->report_battery = true; - } - - HIDAPI_UpdateDeviceProperties(ctx->device); -} - -static void HIDAPI_DriverPS4_SetEnhancedMode(SDL_DriverPS4_Context *ctx) -{ - HIDAPI_DriverPS4_SetEnhancedModeAvailable(ctx); - - if (!ctx->enhanced_mode) { - ctx->enhanced_mode = true; - - // Switch into enhanced report mode - HIDAPI_DriverPS4_UpdateEffects(ctx, false); - } -} - -static void HIDAPI_DriverPS4_SetEnhancedReportHint(SDL_DriverPS4_Context *ctx, HIDAPI_PS4_EnhancedReportHint enhanced_report_hint) -{ - switch (enhanced_report_hint) { - case PS4_ENHANCED_REPORT_HINT_OFF: - // Nothing to do, enhanced mode is a one-way ticket - break; - case PS4_ENHANCED_REPORT_HINT_ON: - HIDAPI_DriverPS4_SetEnhancedMode(ctx); - break; - case PS4_ENHANCED_REPORT_HINT_AUTO: - HIDAPI_DriverPS4_SetEnhancedModeAvailable(ctx); - break; - } - ctx->enhanced_report_hint = enhanced_report_hint; -} - -static void HIDAPI_DriverPS4_UpdateEnhancedModeOnEnhancedReport(SDL_DriverPS4_Context *ctx) -{ - ctx->enhanced_reports = true; - - if (ctx->enhanced_report_hint == PS4_ENHANCED_REPORT_HINT_AUTO) { - HIDAPI_DriverPS4_SetEnhancedReportHint(ctx, PS4_ENHANCED_REPORT_HINT_ON); - } -} - -static void HIDAPI_DriverPS4_UpdateEnhancedModeOnApplicationUsage(SDL_DriverPS4_Context *ctx) -{ - if (ctx->enhanced_report_hint == PS4_ENHANCED_REPORT_HINT_AUTO) { - HIDAPI_DriverPS4_SetEnhancedReportHint(ctx, PS4_ENHANCED_REPORT_HINT_ON); - } -} - -static void SDLCALL SDL_PS4EnhancedReportsChanged(void *userdata, const char *name, const char *oldValue, const char *hint) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)userdata; - - if (ctx->device->is_bluetooth) { - if (hint && SDL_strcasecmp(hint, "auto") == 0) { - HIDAPI_DriverPS4_SetEnhancedReportHint(ctx, PS4_ENHANCED_REPORT_HINT_AUTO); - } else if (SDL_GetStringBoolean(hint, true)) { - HIDAPI_DriverPS4_SetEnhancedReportHint(ctx, PS4_ENHANCED_REPORT_HINT_ON); - } else { - HIDAPI_DriverPS4_SetEnhancedReportHint(ctx, PS4_ENHANCED_REPORT_HINT_OFF); - } - } else { - HIDAPI_DriverPS4_SetEnhancedReportHint(ctx, PS4_ENHANCED_REPORT_HINT_ON); - } -} - -static void SDLCALL SDL_PS4ReportIntervalHintChanged(void *userdata, const char *name, const char *oldValue, const char *hint) -{ - const int DEFAULT_REPORT_INTERVAL = 4; - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)userdata; - int new_report_interval = DEFAULT_REPORT_INTERVAL; - - if (hint) { - int report_interval = SDL_atoi(hint); - switch (report_interval) { - case 1: - case 2: - case 4: - // Valid values - new_report_interval = report_interval; - break; - default: - break; - } - } - - if (new_report_interval != ctx->report_interval) { - ctx->report_interval = (Uint8)new_report_interval; - - HIDAPI_DriverPS4_UpdateEffects(ctx, false); - SDL_LockJoysticks(); - SDL_PrivateJoystickSensorRate(ctx->joystick, SDL_SENSOR_GYRO, (float)(1000 / ctx->report_interval)); - SDL_PrivateJoystickSensorRate(ctx->joystick, SDL_SENSOR_ACCEL, (float)(1000 / ctx->report_interval)); - SDL_UnlockJoysticks(); - } -} - -static void HIDAPI_DriverPS4_SetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id, int player_index) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - if (!ctx->joystick) { - return; - } - - ctx->player_index = player_index; - - // This will set the new LED state based on the new player index - // SDL automatically calls this, so it doesn't count as an application action to enable enhanced mode - HIDAPI_DriverPS4_UpdateEffects(ctx, false); -} - -static bool HIDAPI_DriverPS4_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - SDL_AssertJoysticksLocked(); - - ctx->joystick = joystick; - ctx->last_packet = SDL_GetTicks(); - ctx->report_sensors = false; - ctx->report_touchpad = false; - ctx->rumble_left = 0; - ctx->rumble_right = 0; - ctx->color_set = false; - SDL_zero(ctx->last_state); - - // Initialize player index (needed for setting LEDs) - ctx->player_index = SDL_GetJoystickPlayerIndex(joystick); - - // Initialize the joystick capabilities - joystick->nbuttons = 11; - if (ctx->touchpad_supported) { - joystick->nbuttons += 1; - } - joystick->naxes = SDL_GAMEPAD_AXIS_COUNT; - joystick->nhats = 1; - - SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_PS4_REPORT_INTERVAL, - SDL_PS4ReportIntervalHintChanged, ctx); - SDL_AddHintCallback(SDL_HINT_JOYSTICK_ENHANCED_REPORTS, - SDL_PS4EnhancedReportsChanged, ctx); - return true; -} - -static bool HIDAPI_DriverPS4_RumbleJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - if (!ctx->vibration_supported) { - return SDL_Unsupported(); - } - - ctx->rumble_left = (low_frequency_rumble >> 8); - ctx->rumble_right = (high_frequency_rumble >> 8); - - return HIDAPI_DriverPS4_UpdateEffects(ctx, true); -} - -static bool HIDAPI_DriverPS4_RumbleJoystickTriggers(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 left_rumble, Uint16 right_rumble) -{ - return SDL_Unsupported(); -} - -static Uint32 HIDAPI_DriverPS4_GetJoystickCapabilities(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - Uint32 result = 0; - - if (ctx->enhanced_mode_available) { - if (ctx->lightbar_supported) { - result |= SDL_JOYSTICK_CAP_RGB_LED; - } - if (ctx->vibration_supported) { - result |= SDL_JOYSTICK_CAP_RUMBLE; - } - } - - return result; -} - -static bool HIDAPI_DriverPS4_SetJoystickLED(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - if (!ctx->lightbar_supported) { - return SDL_Unsupported(); - } - - ctx->color_set = true; - ctx->led_red = red; - ctx->led_green = green; - ctx->led_blue = blue; - - return HIDAPI_DriverPS4_UpdateEffects(ctx, true); -} - -static bool HIDAPI_DriverPS4_InternalSendJoystickEffect(SDL_DriverPS4_Context *ctx, const void *effect, int size, bool application_usage) -{ - Uint8 data[78]; - int report_size, offset; - - if (!ctx->effects_supported) { - // We shouldn't be sending packets to this controller - return SDL_Unsupported(); - } - - if (!ctx->enhanced_mode) { - if (application_usage) { - HIDAPI_DriverPS4_UpdateEnhancedModeOnApplicationUsage(ctx); - } - - if (!ctx->enhanced_mode) { - // We're not in enhanced mode, effects aren't allowed - return SDL_Unsupported(); - } - } - - SDL_zeroa(data); - - if (ctx->device->is_bluetooth && ctx->official_controller) { - data[0] = k_EPS4ReportIdBluetoothEffects; - data[1] = 0xC0 | ctx->report_interval; // Magic value HID + CRC, also sets update interval - data[3] = 0x03; // 0x1 is rumble, 0x2 is lightbar, 0x4 is the blink interval - - report_size = 78; - offset = 6; - } else { - data[0] = k_EPS4ReportIdUsbEffects; - data[1] = 0x07; // Magic value - - report_size = 32; - offset = 4; - } - - SDL_memcpy(&data[offset], effect, SDL_min((sizeof(data) - offset), (size_t)size)); - - if (ctx->device->is_bluetooth) { - // Bluetooth reports need a CRC at the end of the packet (at least on Linux) - Uint8 ubHdr = 0xA2; // hidp header is part of the CRC calculation - Uint32 unCRC; - unCRC = SDL_crc32(0, &ubHdr, 1); - unCRC = SDL_crc32(unCRC, data, (size_t)(report_size - sizeof(unCRC))); - SDL_memcpy(&data[report_size - sizeof(unCRC)], &unCRC, sizeof(unCRC)); - } - - if (SDL_HIDAPI_SendRumble(ctx->device, data, report_size) != report_size) { - return SDL_SetError("Couldn't send rumble packet"); - } - return true; -} - -static bool HIDAPI_DriverPS4_SendJoystickEffect(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, const void *effect, int size) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - return HIDAPI_DriverPS4_InternalSendJoystickEffect(ctx, effect, size, true); -} - -static bool HIDAPI_DriverPS4_SetJoystickSensorsEnabled(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, bool enabled) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - HIDAPI_DriverPS4_UpdateEnhancedModeOnApplicationUsage(ctx); - - if (!ctx->sensors_supported || (enabled && !ctx->enhanced_mode)) { - return SDL_Unsupported(); - } - - if (enabled) { - HIDAPI_DriverPS4_LoadCalibrationData(device); - } - ctx->report_sensors = enabled; - - return true; -} - -static void HIDAPI_DriverPS4_HandleStatePacket(SDL_Joystick *joystick, SDL_hid_device *dev, SDL_DriverPS4_Context *ctx, PS4StatePacket_t *packet, int size) -{ - static const float TOUCHPAD_SCALEX = 1.0f / 1920; - static const float TOUCHPAD_SCALEY = 1.0f / 920; // This is noted as being 944 resolution, but 920 feels better - Sint16 axis; - bool touchpad_down; - int touchpad_x, touchpad_y; - Uint64 timestamp = SDL_GetTicksNS(); - - if (size > 9 && ctx->report_touchpad && ctx->enhanced_reports) { - touchpad_down = ((packet->ucTouchpadCounter1 & 0x80) == 0); - touchpad_x = packet->rgucTouchpadData1[0] | (((int)packet->rgucTouchpadData1[1] & 0x0F) << 8); - touchpad_y = (packet->rgucTouchpadData1[1] >> 4) | ((int)packet->rgucTouchpadData1[2] << 4); - SDL_SendJoystickTouchpad(timestamp, joystick, 0, 0, touchpad_down, touchpad_x * TOUCHPAD_SCALEX, touchpad_y * TOUCHPAD_SCALEY, touchpad_down ? 1.0f : 0.0f); - - touchpad_down = ((packet->ucTouchpadCounter2 & 0x80) == 0); - touchpad_x = packet->rgucTouchpadData2[0] | (((int)packet->rgucTouchpadData2[1] & 0x0F) << 8); - touchpad_y = (packet->rgucTouchpadData2[1] >> 4) | ((int)packet->rgucTouchpadData2[2] << 4); - SDL_SendJoystickTouchpad(timestamp, joystick, 0, 1, touchpad_down, touchpad_x * TOUCHPAD_SCALEX, touchpad_y * TOUCHPAD_SCALEY, touchpad_down ? 1.0f : 0.0f); - } - - if (ctx->last_state.rgucButtonsHatAndCounter[0] != packet->rgucButtonsHatAndCounter[0]) { - { - Uint8 data = (packet->rgucButtonsHatAndCounter[0] >> 4); - - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_WEST, ((data & 0x01) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SOUTH, ((data & 0x02) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_EAST, ((data & 0x04) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_NORTH, ((data & 0x08) != 0)); - } - { - Uint8 hat; - Uint8 data = (packet->rgucButtonsHatAndCounter[0] & 0x0F); - - switch (data) { - case 0: - hat = SDL_HAT_UP; - break; - case 1: - hat = SDL_HAT_RIGHTUP; - break; - case 2: - hat = SDL_HAT_RIGHT; - break; - case 3: - hat = SDL_HAT_RIGHTDOWN; - break; - case 4: - hat = SDL_HAT_DOWN; - break; - case 5: - hat = SDL_HAT_LEFTDOWN; - break; - case 6: - hat = SDL_HAT_LEFT; - break; - case 7: - hat = SDL_HAT_LEFTUP; - break; - default: - hat = SDL_HAT_CENTERED; - break; - } - SDL_SendJoystickHat(timestamp, joystick, 0, hat); - } - } - - if (ctx->last_state.rgucButtonsHatAndCounter[1] != packet->rgucButtonsHatAndCounter[1]) { - Uint8 data = packet->rgucButtonsHatAndCounter[1]; - - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_SHOULDER, ((data & 0x01) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER, ((data & 0x02) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_BACK, ((data & 0x10) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_START, ((data & 0x20) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_STICK, ((data & 0x40) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_STICK, ((data & 0x80) != 0)); - } - - /* Some fightsticks, ex: Victrix FS Pro will only this these digital trigger bits and not the analog values so this needs to run whenever the - trigger is evaluated - */ - if (packet->rgucButtonsHatAndCounter[1] & 0x0C) { - Uint8 data = packet->rgucButtonsHatAndCounter[1]; - packet->ucTriggerLeft = (data & 0x04) && packet->ucTriggerLeft == 0 ? 255 : packet->ucTriggerLeft; - packet->ucTriggerRight = (data & 0x08) && packet->ucTriggerRight == 0 ? 255 : packet->ucTriggerRight; - } - - if (ctx->last_state.rgucButtonsHatAndCounter[2] != packet->rgucButtonsHatAndCounter[2]) { - Uint8 data = (packet->rgucButtonsHatAndCounter[2] & 0x03); - - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, ((data & 0x01) != 0)); - SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_PS4_TOUCHPAD, ((data & 0x02) != 0)); - } - - axis = ((int)packet->ucTriggerLeft * 257) - 32768; - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFT_TRIGGER, axis); - axis = ((int)packet->ucTriggerRight * 257) - 32768; - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHT_TRIGGER, axis); - axis = ((int)packet->ucLeftJoystickX * 257) - 32768; - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTX, axis); - axis = ((int)packet->ucLeftJoystickY * 257) - 32768; - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTY, axis); - axis = ((int)packet->ucRightJoystickX * 257) - 32768; - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTX, axis); - axis = ((int)packet->ucRightJoystickY * 257) - 32768; - SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTY, axis); - - if (size > 9 && ctx->report_battery && ctx->enhanced_reports) { - SDL_PowerState state; - int percent; - Uint8 level = (packet->ucBatteryLevel & 0x0F); - - if (packet->ucBatteryLevel & 0x10) { - if (level <= 10) { - state = SDL_POWERSTATE_CHARGING; - percent = SDL_min(level * 10 + 5, 100); - } else if (level == 11) { - state = SDL_POWERSTATE_CHARGED; - percent = 100; - } else { - state = SDL_POWERSTATE_UNKNOWN; - percent = 0; - } - } else { - state = SDL_POWERSTATE_ON_BATTERY; - percent = SDL_min(level * 10 + 5, 100); - } - SDL_SendJoystickPowerInfo(joystick, state, percent); - } - - if (size > 9 && ctx->report_sensors) { - Uint16 tick; - Uint16 delta; - Uint64 sensor_timestamp; - float data[3]; - - tick = LOAD16(packet->rgucTimestamp[0], packet->rgucTimestamp[1]); - if (ctx->last_tick < tick) { - delta = (tick - ctx->last_tick); - } else { - delta = (SDL_MAX_UINT16 - ctx->last_tick + tick + 1); - } - ctx->sensor_ticks += delta; - ctx->last_tick = tick; - - // Sensor timestamp is in 5.33us units - sensor_timestamp = (ctx->sensor_ticks * SDL_NS_PER_US * 16) / 3; - - data[0] = HIDAPI_DriverPS4_ApplyCalibrationData(ctx, 0, LOAD16(packet->rgucGyroX[0], packet->rgucGyroX[1])); - data[1] = HIDAPI_DriverPS4_ApplyCalibrationData(ctx, 1, LOAD16(packet->rgucGyroY[0], packet->rgucGyroY[1])); - data[2] = HIDAPI_DriverPS4_ApplyCalibrationData(ctx, 2, LOAD16(packet->rgucGyroZ[0], packet->rgucGyroZ[1])); - SDL_SendJoystickSensor(timestamp, joystick, SDL_SENSOR_GYRO, sensor_timestamp, data, 3); - - data[0] = HIDAPI_DriverPS4_ApplyCalibrationData(ctx, 3, LOAD16(packet->rgucAccelX[0], packet->rgucAccelX[1])); - data[1] = HIDAPI_DriverPS4_ApplyCalibrationData(ctx, 4, LOAD16(packet->rgucAccelY[0], packet->rgucAccelY[1])); - data[2] = HIDAPI_DriverPS4_ApplyCalibrationData(ctx, 5, LOAD16(packet->rgucAccelZ[0], packet->rgucAccelZ[1])); - SDL_SendJoystickSensor(timestamp, joystick, SDL_SENSOR_ACCEL, sensor_timestamp, data, 3); - } - - SDL_memcpy(&ctx->last_state, packet, sizeof(ctx->last_state)); -} - -static bool VerifyCRC(Uint8 *data, int size) -{ - Uint8 ubHdr = 0xA1; // hidp header is part of the CRC calculation - Uint32 unCRC, unPacketCRC; - Uint8 *packetCRC = data + size - sizeof(unPacketCRC); - unCRC = SDL_crc32(0, &ubHdr, 1); - unCRC = SDL_crc32(unCRC, data, (size_t)(size - sizeof(unCRC))); - - unPacketCRC = LOAD32(packetCRC[0], - packetCRC[1], - packetCRC[2], - packetCRC[3]); - return (unCRC == unPacketCRC); -} - -static bool HIDAPI_DriverPS4_IsPacketValid(SDL_DriverPS4_Context *ctx, Uint8 *data, int size) -{ - switch (data[0]) { - case k_EPS4ReportIdUsbState: - if (size == 10) { - // This is non-enhanced mode, this packet is fine - return true; - } - - if (ctx->is_nacon_dongle && size >= (1 + sizeof(PS4StatePacket_t))) { - // The report timestamp doesn't change when the controller isn't connected - PS4StatePacket_t *packet = (PS4StatePacket_t *)&data[1]; - if (SDL_memcmp(packet->rgucTimestamp, ctx->last_state.rgucTimestamp, sizeof(packet->rgucTimestamp)) == 0) { - return false; - } - if (ctx->last_state.rgucAccelX[0] == 0 && ctx->last_state.rgucAccelX[1] == 0 && - ctx->last_state.rgucAccelY[0] == 0 && ctx->last_state.rgucAccelY[1] == 0 && - ctx->last_state.rgucAccelZ[0] == 0 && ctx->last_state.rgucAccelZ[1] == 0) { - // We don't have any state to compare yet, go ahead and copy it - SDL_memcpy(&ctx->last_state, &data[1], sizeof(PS4StatePacket_t)); - return false; - } - } - - /* In the case of a DS4 USB dongle, bit[2] of byte 31 indicates if a DS4 is actually connected (indicated by '0'). - * For non-dongle, this bit is always 0 (connected). - * This is usually the ID over USB, but the DS4v2 that started shipping with the PS4 Slim will also send this - * packet over BT with a size of 128 - */ - if (size >= 64 && !(data[31] & 0x04)) { - return true; - } - break; - case k_EPS4ReportIdBluetoothState1: - case k_EPS4ReportIdBluetoothState2: - case k_EPS4ReportIdBluetoothState3: - case k_EPS4ReportIdBluetoothState4: - case k_EPS4ReportIdBluetoothState5: - case k_EPS4ReportIdBluetoothState6: - case k_EPS4ReportIdBluetoothState7: - case k_EPS4ReportIdBluetoothState8: - case k_EPS4ReportIdBluetoothState9: - // Bluetooth state packets have two additional bytes at the beginning, the first notes if HID data is present - if (size >= 78 && (data[1] & 0x80)) { - if (VerifyCRC(data, 78)) { - ++ctx->valid_crc_packets; - } else { - if (ctx->valid_crc_packets > 0) { - --ctx->valid_crc_packets; - } - if (ctx->valid_crc_packets >= 3) { - // We're generally getting valid CRC, but failed one - return false; - } - } - return true; - } - break; - default: - break; - } - return false; -} - -static bool HIDAPI_DriverPS4_UpdateDevice(SDL_HIDAPI_Device *device) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - SDL_Joystick *joystick = NULL; - Uint8 data[USB_PACKET_LENGTH * 2]; - int size; - int packet_count = 0; - Uint64 now = SDL_GetTicks(); - - if (device->num_joysticks > 0) { - joystick = SDL_GetJoystickFromID(device->joysticks[0]); - } - - while ((size = SDL_hid_read_timeout(device->dev, data, sizeof(data), 0)) > 0) { -#ifdef DEBUG_PS4_PROTOCOL - HIDAPI_DumpPacket("PS4 packet: size = %d", data, size); -#endif - if (!HIDAPI_DriverPS4_IsPacketValid(ctx, data, size)) { - continue; - } - - ++packet_count; - ctx->last_packet = now; - - if (!joystick) { - continue; - } - - switch (data[0]) { - case k_EPS4ReportIdUsbState: - HIDAPI_DriverPS4_HandleStatePacket(joystick, device->dev, ctx, (PS4StatePacket_t *)&data[1], size - 1); - break; - case k_EPS4ReportIdBluetoothState1: - case k_EPS4ReportIdBluetoothState2: - case k_EPS4ReportIdBluetoothState3: - case k_EPS4ReportIdBluetoothState4: - case k_EPS4ReportIdBluetoothState5: - case k_EPS4ReportIdBluetoothState6: - case k_EPS4ReportIdBluetoothState7: - case k_EPS4ReportIdBluetoothState8: - case k_EPS4ReportIdBluetoothState9: - // This is the extended report, we can enable effects now in auto mode - HIDAPI_DriverPS4_UpdateEnhancedModeOnEnhancedReport(ctx); - - // Bluetooth state packets have two additional bytes at the beginning, the first notes if HID is present - HIDAPI_DriverPS4_HandleStatePacket(joystick, device->dev, ctx, (PS4StatePacket_t *)&data[3], size - 3); - break; - default: -#ifdef DEBUG_JOYSTICK - SDL_Log("Unknown PS4 packet: 0x%.2x", data[0]); -#endif - break; - } - } - - if (device->is_bluetooth) { - if (packet_count == 0) { - // Check to see if it looks like the device disconnected - if (now >= (ctx->last_packet + BLUETOOTH_DISCONNECT_TIMEOUT_MS)) { - // Send an empty output report to tickle the Bluetooth stack - HIDAPI_DriverPS4_TickleBluetooth(device); - ctx->last_packet = now; - } - } else { - // Reconnect the Bluetooth device once the USB device is gone - if (device->num_joysticks == 0 && - !HIDAPI_HasConnectedUSBDevice(device->serial)) { - HIDAPI_JoystickConnected(device, NULL); - } - } - } - - if (ctx->is_dongle || ctx->is_nacon_dongle) { - if (packet_count == 0) { - if (device->num_joysticks > 0) { - // Check to see if it looks like the device disconnected - if (now >= (ctx->last_packet + BLUETOOTH_DISCONNECT_TIMEOUT_MS)) { - HIDAPI_JoystickDisconnected(device, device->joysticks[0]); - } - } - } else { - if (device->num_joysticks == 0) { - char serial[18]; - size = ReadFeatureReport(device->dev, k_ePS4FeatureReportIdSerialNumber, data, sizeof(data)); - if (size >= 7 && (data[1] || data[2] || data[3] || data[4] || data[5] || data[6])) { - (void)SDL_snprintf(serial, sizeof(serial), "%.2x-%.2x-%.2x-%.2x-%.2x-%.2x", - data[6], data[5], data[4], data[3], data[2], data[1]); - HIDAPI_SetDeviceSerial(device, serial); - } - HIDAPI_JoystickConnected(device, NULL); - } - } - } - - if (packet_count == 0 && size < 0 && device->num_joysticks > 0) { - // Read error, device is disconnected - HIDAPI_JoystickDisconnected(device, device->joysticks[0]); - } - return (size >= 0); -} - -static void HIDAPI_DriverPS4_CloseJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) -{ - SDL_DriverPS4_Context *ctx = (SDL_DriverPS4_Context *)device->context; - - SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_PS4_REPORT_INTERVAL, - SDL_PS4ReportIntervalHintChanged, ctx); - SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_ENHANCED_REPORTS, - SDL_PS4EnhancedReportsChanged, ctx); - - ctx->joystick = NULL; - - ctx->report_sensors = false; - ctx->enhanced_mode = false; - ctx->enhanced_mode_available = false; -} - -static void HIDAPI_DriverPS4_FreeDevice(SDL_HIDAPI_Device *device) -{ -} - -SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverPS4 = { - SDL_HINT_JOYSTICK_HIDAPI_PS4, - true, - HIDAPI_DriverPS4_RegisterHints, - HIDAPI_DriverPS4_UnregisterHints, - HIDAPI_DriverPS4_IsEnabled, - HIDAPI_DriverPS4_IsSupportedDevice, - HIDAPI_DriverPS4_InitDevice, - HIDAPI_DriverPS4_GetDevicePlayerIndex, - HIDAPI_DriverPS4_SetDevicePlayerIndex, - HIDAPI_DriverPS4_UpdateDevice, - HIDAPI_DriverPS4_OpenJoystick, - HIDAPI_DriverPS4_RumbleJoystick, - HIDAPI_DriverPS4_RumbleJoystickTriggers, - HIDAPI_DriverPS4_GetJoystickCapabilities, - HIDAPI_DriverPS4_SetJoystickLED, - HIDAPI_DriverPS4_SendJoystickEffect, - HIDAPI_DriverPS4_SetJoystickSensorsEnabled, - HIDAPI_DriverPS4_CloseJoystick, - HIDAPI_DriverPS4_FreeDevice, -}; - -#endif // SDL_JOYSTICK_HIDAPI_PS4 - -#endif // SDL_JOYSTICK_HIDAPI -- cgit v1.2.3