diff --git a/VisualC-GDK/SDL/SDL.vcxproj b/VisualC-GDK/SDL/SDL.vcxproj index baa2fffe2c2af..d61f70f676da2 100644 --- a/VisualC-GDK/SDL/SDL.vcxproj +++ b/VisualC-GDK/SDL/SDL.vcxproj @@ -713,6 +713,7 @@ + diff --git a/VisualC-GDK/SDL/SDL.vcxproj.filters b/VisualC-GDK/SDL/SDL.vcxproj.filters index 26f228826c966..21ce5e0b51863 100644 --- a/VisualC-GDK/SDL/SDL.vcxproj.filters +++ b/VisualC-GDK/SDL/SDL.vcxproj.filters @@ -64,6 +64,7 @@ + diff --git a/VisualC/SDL/SDL.vcxproj b/VisualC/SDL/SDL.vcxproj index c0a4d8643665d..b955b6951f900 100644 --- a/VisualC/SDL/SDL.vcxproj +++ b/VisualC/SDL/SDL.vcxproj @@ -603,6 +603,7 @@ + diff --git a/VisualC/SDL/SDL.vcxproj.filters b/VisualC/SDL/SDL.vcxproj.filters index 2583c9f3791ea..a1e6a0c51a680 100644 --- a/VisualC/SDL/SDL.vcxproj.filters +++ b/VisualC/SDL/SDL.vcxproj.filters @@ -1185,6 +1185,9 @@ joystick\hidapi + + joystick\hidapi + joystick\hidapi diff --git a/Xcode/SDL/SDL.xcodeproj/project.pbxproj b/Xcode/SDL/SDL.xcodeproj/project.pbxproj index 8913d5a532bb0..8e07d86ec29e0 100644 --- a/Xcode/SDL/SDL.xcodeproj/project.pbxproj +++ b/Xcode/SDL/SDL.xcodeproj/project.pbxproj @@ -389,6 +389,7 @@ F338A1182D1B37D8007CDFDF /* SDL_tray.m in Sources */ = {isa = PBXBuildFile; fileRef = F338A1172D1B37D8007CDFDF /* SDL_tray.m */; }; F338A11A2D1B37E4007CDFDF /* SDL_tray.c in Sources */ = {isa = PBXBuildFile; fileRef = F338A1192D1B37E4007CDFDF /* SDL_tray.c */; }; F3395BA82D9A5971007246C8 /* SDL_hidapi_8bitdo.c in Sources */ = {isa = PBXBuildFile; fileRef = F3395BA72D9A5971007246C8 /* SDL_hidapi_8bitdo.c */; }; + F3395BA82D9A5971007246C9 /* SDL_hidapi_flydigi.c in Sources */ = {isa = PBXBuildFile; fileRef = F3395BA72D9A5971007246C9 /* SDL_hidapi_flydigi.c */; }; F34400342D40217A003F26D7 /* LICENSE.txt in Resources */ = {isa = PBXBuildFile; fileRef = F373DA182D388A1E002158FA /* LICENSE.txt */; }; F34400362D40217A003F26D7 /* README.md in Resources */ = {isa = PBXBuildFile; fileRef = F373DA192D388A1E002158FA /* README.md */; }; F344003D2D4022E1003F26D7 /* INSTALL.md in Resources */ = {isa = PBXBuildFile; fileRef = F344003C2D4022E1003F26D7 /* INSTALL.md */; }; @@ -948,6 +949,7 @@ F338A1172D1B37D8007CDFDF /* SDL_tray.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SDL_tray.m; sourceTree = ""; }; F338A1192D1B37E4007CDFDF /* SDL_tray.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = SDL_tray.c; sourceTree = ""; }; F3395BA72D9A5971007246C8 /* SDL_hidapi_8bitdo.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = SDL_hidapi_8bitdo.c; sourceTree = ""; }; + F3395BA72D9A5971007246C9 /* SDL_hidapi_flydigi.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = SDL_hidapi_flydigi.c; sourceTree = ""; }; F344003C2D4022E1003F26D7 /* INSTALL.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; path = INSTALL.md; sourceTree = ""; }; F362B9152B3349E200D30B94 /* controller_list.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = controller_list.h; sourceTree = ""; }; F362B9162B3349E200D30B94 /* SDL_gamepad_c.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDL_gamepad_c.h; sourceTree = ""; }; @@ -1926,6 +1928,7 @@ isa = PBXGroup; children = ( F3395BA72D9A5971007246C8 /* SDL_hidapi_8bitdo.c */, + F3395BA72D9A5971007246C9 /* SDL_hidapi_flydigi.c */, F32305FE28939F6400E66D30 /* SDL_hidapi_combined.c */, A7D8A7C923E2513E00DCD162 /* SDL_hidapi_gamecube.c */, 89E5801D2D03602200DAF6D3 /* SDL_hidapi_lg4ff.c */, diff --git a/include/SDL3/SDL_hints.h b/include/SDL3/SDL_hints.h index df35bd8799eff..9b307a0193d51 100644 --- a/include/SDL3/SDL_hints.h +++ b/include/SDL3/SDL_hints.h @@ -1746,6 +1746,18 @@ extern "C" { */ #define SDL_HINT_JOYSTICK_HIDAPI_8BITDO "SDL_JOYSTICK_HIDAPI_8BITDO" +/** + * A variable controlling whether the HIDAPI driver for Flydigi controllers + * should be used. + * + * This variable can be set to the following values: + * + * "0" - HIDAPI driver is not used. "1" - HIDAPI driver is used. + * + * The default is the value of SDL_HINT_JOYSTICK_HIDAPI + */ +#define SDL_HINT_JOYSTICK_HIDAPI_FLYDIGI "SDL_JOYSTICK_HIDAPI_FLYDIGI" + /** * A variable controlling whether the HIDAPI driver for Nintendo Switch * controllers should be used. diff --git a/src/hidapi/SDL_hidapi.c b/src/hidapi/SDL_hidapi.c index b14b75eb4b540..2c4050e823ac2 100644 --- a/src/hidapi/SDL_hidapi.c +++ b/src/hidapi/SDL_hidapi.c @@ -1107,6 +1107,11 @@ bool SDL_HIDAPI_ShouldIgnoreDevice(int bus, Uint16 vendor_id, Uint16 product_id, (usage == USB_USAGE_GENERIC_KEYBOARD || usage == USB_USAGE_GENERIC_MOUSE)) { return true; } + } else if (vendor_id == USB_VENDOR_FLYDIGI && product_id == USB_PRODUCT_FLYDIGI_VADER4_PRO) { + if (usage_page == USB_USAGEPAGE_VENDOR_FLYDIGI) { + return false; + } + return true; } else if (usage_page == USB_USAGEPAGE_GENERIC_DESKTOP && (usage == USB_USAGE_GENERIC_JOYSTICK || usage == USB_USAGE_GENERIC_GAMEPAD || usage == USB_USAGE_GENERIC_MULTIAXISCONTROLLER)) { // This is a controller diff --git a/src/joystick/SDL_gamepad.c b/src/joystick/SDL_gamepad.c index f956e2fb306a0..29a2cc0c892ee 100644 --- a/src/joystick/SDL_gamepad.c +++ b/src/joystick/SDL_gamepad.c @@ -810,6 +810,8 @@ static GamepadMapping_t *SDL_CreateMappingForHIDAPIGamepad(SDL_GUID guid) SDL_strlcat(mapping_string, "paddle1:b13,paddle2:b12,paddle3:b15,paddle4:b14,misc2:b11,misc3:b16,misc4:b17", sizeof(mapping_string)); } else if (SDL_IsJoystick8BitDoController(vendor, product)) { SDL_strlcat(mapping_string, "paddle1:b12,paddle2:b11,paddle3:b14,paddle4:b13", sizeof(mapping_string)); + } else if (SDL_IsJoystickFlydigiController(vendor, product)) { + SDL_strlcat(mapping_string, "paddle1:b11,paddle2:b12,paddle3:b13,paddle4:b14,misc1:b15,misc2:b16,misc3:b17", sizeof(mapping_string)); } else { switch (SDL_GetGamepadTypeFromGUID(guid, NULL)) { case SDL_GAMEPAD_TYPE_PS4: diff --git a/src/joystick/SDL_joystick.c b/src/joystick/SDL_joystick.c index a1118bd9b7d27..6196f308df5b2 100644 --- a/src/joystick/SDL_joystick.c +++ b/src/joystick/SDL_joystick.c @@ -3140,6 +3140,11 @@ bool SDL_IsJoystick8BitDoController(Uint16 vendor_id, Uint16 product_id) return vendor_id == USB_VENDOR_8BITDO && (product_id == USB_PRODUCT_8BITDO_ULTIMATE2_WIRELESS); } +bool SDL_IsJoystickFlydigiController(Uint16 vendor_id, Uint16 product_id) +{ + return vendor_id == USB_VENDOR_FLYDIGI && (product_id == USB_PRODUCT_FLYDIGI_VADER4_PRO); +} + bool SDL_IsJoystickSteamDeck(Uint16 vendor_id, Uint16 product_id) { EControllerType eType = GuessControllerType(vendor_id, product_id); diff --git a/src/joystick/SDL_joystick_c.h b/src/joystick/SDL_joystick_c.h index 61c7b32bbee91..8cf59337dab52 100644 --- a/src/joystick/SDL_joystick_c.h +++ b/src/joystick/SDL_joystick_c.h @@ -138,6 +138,9 @@ extern bool SDL_IsJoystickHoriSteamController(Uint16 vendor_id, Uint16 product_i // Function to return whether a joystick is a 8BitDo controller extern bool SDL_IsJoystick8BitDoController(Uint16 vendor_id, Uint16 product_id); +// Function to return whether a joystick is a Flydigi controller +extern bool SDL_IsJoystickFlydigiController(Uint16 vendor_id, Uint16 product_id); + // Function to return whether a joystick is a Steam Deck extern bool SDL_IsJoystickSteamDeck(Uint16 vendor_id, Uint16 product_id); diff --git a/src/joystick/hidapi/SDL_hidapi_flydigi.c b/src/joystick/hidapi/SDL_hidapi_flydigi.c new file mode 100644 index 0000000000000..1220e66dd9e46 --- /dev/null +++ b/src/joystick/hidapi/SDL_hidapi_flydigi.c @@ -0,0 +1,415 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2024 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. +*/ +#include "SDL_internal.h" + +#ifdef SDL_JOYSTICK_HIDAPI + +#include "../SDL_sysjoystick.h" +#include "SDL_hidapijoystick_c.h" +#include "SDL_hidapi_rumble.h" + +#ifdef SDL_JOYSTICK_HIDAPI_FLYDIGI + +// Define this if you want to log all packets from the controller +#if 0 +#define DEBUG_FLYDIGI_PROTOCOL +#endif + +enum +{ + SDL_GAMEPAD_BUTTON_FLYDIGI_M1 = 11, + SDL_GAMEPAD_BUTTON_FLYDIGI_M2, + SDL_GAMEPAD_BUTTON_FLYDIGI_M3, + SDL_GAMEPAD_BUTTON_FLYDIGI_M4, + SDL_GAMEPAD_BUTTON_FLYDIGI_FN, + SDL_GAMEPAD_BUTTON_FLYDIGI_C, + SDL_GAMEPAD_BUTTON_FLYDIGI_Z, + SDL_GAMEPAD_NUM_FLYDIGI_BUTTONS_WITH_CZ, +}; +#define SDL_GAMEPAD_NUM_FLYDIGI_BUTTONS_WITHOUT_CZ SDL_GAMEPAD_BUTTON_FLYDIGI_C + +#define FLYDIGI_ACCEL_SCALE 256.f +#define SENSOR_INTERVAL_NS 8000000ULL +#define FLYDIGI_CMD_REPORT_ID 0x05 +#define FLYDIGI_HAPTIC_COMMAND 0x0F +#define FLYDIGI_GET_CONFIG_COMMAND 0xEB + +#define LOAD16(A, B) (Sint16)((Uint16)(A) | (((Uint16)(B)) << 8)) + +typedef struct +{ + bool sensors_supported; + bool sensors_enabled; + bool touchpad_01_supported; + bool touchpad_02_supported; + bool rumble_supported; + bool rumble_type; + bool rgb_supported; + bool player_led_supported; + bool powerstate_supported; + bool has_cz; + Uint8 serial[6]; + Uint16 version; + Uint16 version_beta; + float accelScale; + float gyroScale; + Uint8 last_state[USB_PACKET_LENGTH]; + Uint64 sensor_timestamp; // Microseconds. Simulate onboard clock. Advance by known rate: SENSOR_INTERVAL_NS == 8ms = 125 Hz +} SDL_DriverFlydigi_Context; + +#pragma pack(push,1) +typedef struct +{ + bool sensors_supported; + bool touchpad_01_supported; + bool touchpad_02_supported; + bool rumble_supported; + bool rumble_type; + bool rgb_supported; + Uint8 device_type; + Uint8 serial[6]; + Uint16 version; + Uint16 version_beta; + Uint16 pid; +} FLYDIGI_DEVICE_INFO; + +#pragma pack(pop) + + +static void HIDAPI_DriverFlydigi_RegisterHints(SDL_HintCallback callback, void *userdata) +{ + SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_FLYDIGI, callback, userdata); +} + +static void HIDAPI_DriverFlydigi_UnregisterHints(SDL_HintCallback callback, void *userdata) +{ + SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_FLYDIGI, callback, userdata); +} + +static bool HIDAPI_DriverFlydigi_IsEnabled(void) +{ + return SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI_FLYDIGI, SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI, SDL_HIDAPI_DEFAULT)); +} + +static bool HIDAPI_DriverFlydigi_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) +{ + return SDL_IsJoystickFlydigiController(vendor_id, product_id) && interface_number == 2; +} + +static bool HIDAPI_DriverFlydigi_InitDevice(SDL_HIDAPI_Device *device) +{ + SDL_DriverFlydigi_Context *ctx = (SDL_DriverFlydigi_Context *)SDL_calloc(1, sizeof(*ctx)); + if (!ctx) { + return false; + } + device->context = ctx; + + if (device->product_id == USB_PRODUCT_FLYDIGI_VADER4_PRO) { + const int VADER4PRO_REPORT_SIZE = 32; + Uint8 data[USB_PACKET_LENGTH]; + int size = SDL_hid_read_timeout(device->dev, data, sizeof(data), 80); + if (size == VADER4PRO_REPORT_SIZE) { + ctx->sensors_supported = true; + ctx->rumble_supported = true; + } + const char VADER3_NAME[] = "Flydigi VADER3"; + const char VADER4_NAME[] = "Flydigi VADER4"; + ctx->has_cz = SDL_strncmp(device->name, VADER3_NAME, sizeof(VADER3_NAME)) == 0 || SDL_strncmp(device->name, VADER4_NAME, sizeof(VADER4_NAME)) == 0; + } + + return HIDAPI_JoystickConnected(device, NULL); +} + +static int HIDAPI_DriverFlydigi_GetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id) +{ + return -1; +} + +static void HIDAPI_DriverFlydigi_SetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id, int player_index) +{ +} + +#ifndef DEG2RAD +#define DEG2RAD(x) ((float)(x) * (float)(SDL_PI_F / 180.f)) +#endif + +static bool HIDAPI_DriverFlydigi_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + SDL_DriverFlydigi_Context *ctx = (SDL_DriverFlydigi_Context *)device->context; + + SDL_AssertJoysticksLocked(); + + SDL_zeroa(ctx->last_state); + + // Initialize the joystick capabilities + joystick->nbuttons = ctx->has_cz ? SDL_GAMEPAD_NUM_FLYDIGI_BUTTONS_WITH_CZ : SDL_GAMEPAD_NUM_FLYDIGI_BUTTONS_WITHOUT_CZ; + joystick->naxes = SDL_GAMEPAD_AXIS_COUNT; + joystick->nhats = 1; + + if (ctx->sensors_supported) { + SDL_PrivateJoystickAddSensor(joystick, SDL_SENSOR_GYRO, 125.0f); + SDL_PrivateJoystickAddSensor(joystick, SDL_SENSOR_ACCEL, 125.0f); + + + ctx->accelScale = SDL_STANDARD_GRAVITY / FLYDIGI_ACCEL_SCALE; + } + + return true; +} + +static bool HIDAPI_DriverFlydigi_RumbleJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble) +{ + SDL_DriverFlydigi_Context *ctx = (SDL_DriverFlydigi_Context *)device->context; + if (ctx->rumble_supported) { + Uint8 rumble_packet[4] = { FLYDIGI_CMD_REPORT_ID, FLYDIGI_HAPTIC_COMMAND, 0x00, 0x00 }; + rumble_packet[2] = low_frequency_rumble >> 8; + rumble_packet[3] = high_frequency_rumble >> 8; + + if (SDL_HIDAPI_SendRumble(device, rumble_packet, sizeof(rumble_packet)) != sizeof(rumble_packet)) { + return SDL_SetError("Couldn't send rumble packet"); + } + return true; + } else { + return SDL_Unsupported(); + } +} + +static bool HIDAPI_DriverFlydigi_RumbleJoystickTriggers(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 left_rumble, Uint16 right_rumble) +{ + return SDL_Unsupported(); +} + +static Uint32 HIDAPI_DriverFlydigi_GetJoystickCapabilities(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + SDL_DriverFlydigi_Context *ctx = (SDL_DriverFlydigi_Context *)device->context; + Uint32 caps = 0; + if (ctx->rumble_supported) { + caps |= SDL_JOYSTICK_CAP_RUMBLE; + } + return caps; +} + +static bool HIDAPI_DriverFlydigi_SetJoystickLED(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue) +{ + return SDL_Unsupported(); +} + +static bool HIDAPI_DriverFlydigi_SendJoystickEffect(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, const void *data, int size) +{ + return SDL_Unsupported(); +} + +static bool HIDAPI_DriverFlydigi_SetJoystickSensorsEnabled(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, bool enabled) +{ + SDL_DriverFlydigi_Context *ctx = (SDL_DriverFlydigi_Context *)device->context; + if (ctx->sensors_supported) { + ctx->sensors_enabled = enabled; + return true; + } + return SDL_Unsupported(); +} +static void HIDAPI_DriverFlydigi_HandleStatePacket(SDL_Joystick *joystick, SDL_DriverFlydigi_Context *ctx, Uint8 *data, int size) +{ + Sint16 axis; + Uint64 timestamp = SDL_GetTicksNS(); + if (data[0] != 0x04 && data[0] != 0xFE) { + // We don't know how to handle this report + return; + } + + if (ctx->last_state[8] != data[8]) { + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_FLYDIGI_FN, ((data[8] & 0x01) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, ((data[8] & 0x08) != 0)); + } + + if (ctx->last_state[9] != data[9]) { + Uint8 hat; + + switch (data[9] & 0x0F) { + case 0b0001: + hat = SDL_HAT_UP; + break; + case 0b0011: + hat = SDL_HAT_RIGHTUP; + break; + case 0b0010: + hat = SDL_HAT_RIGHT; + break; + case 0b0110: + hat = SDL_HAT_RIGHTDOWN; + break; + case 0b0100: + hat = SDL_HAT_DOWN; + break; + case 0b1100: + hat = SDL_HAT_LEFTDOWN; + break; + case 0b1000: + hat = SDL_HAT_LEFT; + break; + case 0b1001: + hat = SDL_HAT_LEFTUP; + break; + default: + hat = SDL_HAT_CENTERED; + break; + } + SDL_SendJoystickHat(timestamp, joystick, 0, hat); + + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SOUTH, ((data[9] & 0x10) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_EAST, ((data[9] & 0x20) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_BACK, ((data[9] & 0x40) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_WEST, ((data[9] & 0x80) != 0)); + } + + if (ctx->last_state[10] != data[10]) { + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_NORTH, ((data[10] & 0x01) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_START, ((data[10] & 0x02) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_SHOULDER, ((data[10] & 0x04) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER, ((data[10] & 0x08) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_STICK, ((data[10] & 0x40) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_STICK, ((data[10] & 0x80) != 0)); + } + + if (ctx->last_state[7] != data[7]) { + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_FLYDIGI_C, ((data[7] & 0x01) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_FLYDIGI_Z, ((data[7] & 0x02) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_FLYDIGI_M1, ((data[7] & 0x04) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_FLYDIGI_M2, ((data[7] & 0x08) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_FLYDIGI_M3, ((data[7] & 0x10) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_FLYDIGI_M4, ((data[7] & 0x20) != 0)); + } + +#define READ_STICK_AXIS(offset) \ + (data[offset] == 0x7f ? 0 : (Sint16)HIDAPI_RemapVal((float)((int)data[offset] - 0x7f), -0x7f, 0xff - 0x7f, SDL_MIN_SINT16, SDL_MAX_SINT16)) + { + axis = READ_STICK_AXIS(17); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTX, axis); + axis = READ_STICK_AXIS(19); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTY, axis); + axis = READ_STICK_AXIS(21); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTX, axis); + axis = READ_STICK_AXIS(22); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTY, axis); + } +#undef READ_STICK_AXIS + +#define READ_TRIGGER_AXIS(offset) \ + (Sint16)(((int)data[offset] * 257) - 32768) + { + axis = READ_TRIGGER_AXIS(23); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFT_TRIGGER, axis); + axis = READ_TRIGGER_AXIS(24); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHT_TRIGGER, axis); + } +#undef READ_TRIGGER_AXIS + + if (ctx->sensors_enabled) { + Uint64 sensor_timestamp; + float values[3]; + + // Note: we cannot use the time stamp of the receiving computer due to packet delay creating "spiky" timings. + // The imu time stamp is intended to be the sample time of the on-board hardware. + // In the absence of time stamp data from the data[], we can simulate that by + // advancing a time stamp by the observed/known imu clock rate. This is 8ms = 125 Hz + sensor_timestamp = ctx->sensor_timestamp; + ctx->sensor_timestamp += SENSOR_INTERVAL_NS; + + // This device's IMU values are reported differently from SDL + // Thus we perform a rotation of the coordinate system to match the SDL standard. + values[0] = -LOAD16(data[26], data[27]) * DEG2RAD(65536) / INT16_MAX; // Rotation around pitch axis + values[1] = -LOAD16(data[18], data[20]) * DEG2RAD(65536) / INT16_MAX; // Rotation around yaw axis + values[2] = -LOAD16(data[29], data[30]) * DEG2RAD(1024) / INT16_MAX; // Rotation around roll axis + SDL_SendJoystickSensor(timestamp, joystick, SDL_SENSOR_GYRO, sensor_timestamp, values, 3); + + values[0] = -LOAD16(data[11], data[12]) * ctx->accelScale; // Acceleration along pitch axis + values[1] = LOAD16(data[15], data[16]) * ctx->accelScale; // Acceleration along yaw axis + values[2] = LOAD16(data[13], data[14]) * ctx->accelScale; // Acceleration along roll axis + SDL_SendJoystickSensor(timestamp, joystick, SDL_SENSOR_ACCEL, sensor_timestamp, values, 3); + } + + SDL_memcpy(ctx->last_state, data, SDL_min(size, sizeof(ctx->last_state))); +} + +static bool HIDAPI_DriverFlydigi_UpdateDevice(SDL_HIDAPI_Device *device) +{ + SDL_DriverFlydigi_Context *ctx = (SDL_DriverFlydigi_Context *)device->context; + SDL_Joystick *joystick = NULL; + Uint8 data[USB_PACKET_LENGTH]; + int size = 0; + + if (device->num_joysticks > 0) { + joystick = SDL_GetJoystickFromID(device->joysticks[0]); + } else { + return false; + } + + while ((size = SDL_hid_read_timeout(device->dev, data, sizeof(data), 0)) > 0) { +#ifdef DEBUG_FLYDIGI_PROTOCOL + HIDAPI_DumpPacket("Flydigi packet: size = %d", data, size); +#endif + if (!joystick) { + continue; + } + + HIDAPI_DriverFlydigi_HandleStatePacket(joystick, ctx, data, size); + } + + if (size < 0) { + // Read error, device is disconnected + HIDAPI_JoystickDisconnected(device, device->joysticks[0]); + } + return (size >= 0); +} + +static void HIDAPI_DriverFlydigi_CloseJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ +} + +static void HIDAPI_DriverFlydigi_FreeDevice(SDL_HIDAPI_Device *device) +{ +} + +SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverFlydigi = { + SDL_HINT_JOYSTICK_HIDAPI_FLYDIGI, + true, + HIDAPI_DriverFlydigi_RegisterHints, + HIDAPI_DriverFlydigi_UnregisterHints, + HIDAPI_DriverFlydigi_IsEnabled, + HIDAPI_DriverFlydigi_IsSupportedDevice, + HIDAPI_DriverFlydigi_InitDevice, + HIDAPI_DriverFlydigi_GetDevicePlayerIndex, + HIDAPI_DriverFlydigi_SetDevicePlayerIndex, + HIDAPI_DriverFlydigi_UpdateDevice, + HIDAPI_DriverFlydigi_OpenJoystick, + HIDAPI_DriverFlydigi_RumbleJoystick, + HIDAPI_DriverFlydigi_RumbleJoystickTriggers, + HIDAPI_DriverFlydigi_GetJoystickCapabilities, + HIDAPI_DriverFlydigi_SetJoystickLED, + HIDAPI_DriverFlydigi_SendJoystickEffect, + HIDAPI_DriverFlydigi_SetJoystickSensorsEnabled, + HIDAPI_DriverFlydigi_CloseJoystick, + HIDAPI_DriverFlydigi_FreeDevice, +}; + +#endif // SDL_JOYSTICK_HIDAPI_FLYDIGI + +#endif // SDL_JOYSTICK_HIDAPI diff --git a/src/joystick/hidapi/SDL_hidapijoystick.c b/src/joystick/hidapi/SDL_hidapijoystick.c index 48f1a4b3ea3f4..afe6fe3c8842a 100644 --- a/src/joystick/hidapi/SDL_hidapijoystick.c +++ b/src/joystick/hidapi/SDL_hidapijoystick.c @@ -91,6 +91,9 @@ static SDL_HIDAPI_DeviceDriver *SDL_HIDAPI_drivers[] = { #ifdef SDL_JOYSTICK_HIDAPI_8BITDO &SDL_HIDAPI_Driver8BitDo, #endif +#ifdef SDL_JOYSTICK_HIDAPI_FLYDIGI + &SDL_HIDAPI_DriverFlydigi, +#endif }; static int SDL_HIDAPI_numdrivers = 0; static SDL_AtomicInt SDL_HIDAPI_updating_devices; @@ -344,7 +347,7 @@ static SDL_HIDAPI_DeviceDriver *HIDAPI_GetDeviceDriver(SDL_HIDAPI_Device *device return NULL; } - if (device->vendor_id != USB_VENDOR_VALVE) { + if (device->vendor_id != USB_VENDOR_VALVE && device->vendor_id != USB_VENDOR_FLYDIGI) { if (device->usage_page && device->usage_page != USAGE_PAGE_GENERIC_DESKTOP) { return NULL; } diff --git a/src/joystick/hidapi/SDL_hidapijoystick_c.h b/src/joystick/hidapi/SDL_hidapijoystick_c.h index bc027bcea119e..82316971500d2 100644 --- a/src/joystick/hidapi/SDL_hidapijoystick_c.h +++ b/src/joystick/hidapi/SDL_hidapijoystick_c.h @@ -42,6 +42,7 @@ #define SDL_JOYSTICK_HIDAPI_STEAM_HORI #define SDL_JOYSTICK_HIDAPI_LG4FF #define SDL_JOYSTICK_HIDAPI_8BITDO +#define SDL_JOYSTICK_HIDAPI_FLYDIGI // Joystick capability definitions #define SDL_JOYSTICK_CAP_MONO_LED 0x00000001 @@ -161,6 +162,7 @@ extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXboxOne; extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverSteamHori; extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverLg4ff; extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_Driver8BitDo; +extern SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverFlydigi; // Return true if a HID device is present and supported as a joystick of the given type extern bool HIDAPI_IsDeviceTypePresent(SDL_GamepadType type); diff --git a/src/joystick/usb_ids.h b/src/joystick/usb_ids.h index 6b0c8fb4759f6..77f87f0413144 100644 --- a/src/joystick/usb_ids.h +++ b/src/joystick/usb_ids.h @@ -32,6 +32,7 @@ #define USB_VENDOR_BACKBONE 0x358a #define USB_VENDOR_GAMESIR 0x3537 #define USB_VENDOR_DRAGONRISE 0x0079 +#define USB_VENDOR_FLYDIGI 0x04B4 #define USB_VENDOR_GOOGLE 0x18d1 #define USB_VENDOR_HORI 0x0f0d #define USB_VENDOR_HP 0x03f0 @@ -67,6 +68,7 @@ #define USB_PRODUCT_GOOGLE_STADIA_CONTROLLER 0x9400 #define USB_PRODUCT_EVORETRO_GAMECUBE_ADAPTER1 0x1843 #define USB_PRODUCT_EVORETRO_GAMECUBE_ADAPTER2 0x1846 +#define USB_PRODUCT_FLYDIGI_VADER4_PRO 0x2412 #define USB_PRODUCT_HORI_FIGHTING_STICK_ALPHA_PS4 0x011c #define USB_PRODUCT_HORI_FIGHTING_STICK_ALPHA_PS5 0x0184 #define USB_PRODUCT_HORI_FIGHTING_STICK_ALPHA_PS5 0x0184 @@ -146,6 +148,7 @@ // USB usage pages #define USB_USAGEPAGE_GENERIC_DESKTOP 0x0001 #define USB_USAGEPAGE_BUTTON 0x0009 +#define USB_USAGEPAGE_VENDOR_FLYDIGI 0xFFA0 // USB usages for USAGE_PAGE_GENERIC_DESKTOP #define USB_USAGE_GENERIC_POINTER 0x0001