From 5a079a2d114f96d4847d1ee305d5b7c16eeec50e Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Sat, 27 Dec 2025 12:03:39 -0800 Subject: Initial commit --- .../src/joystick/hidapi/SDL_hidapi_xbox360w.c | 388 +++++++++++++++++++++ 1 file changed, 388 insertions(+) create mode 100644 contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_xbox360w.c (limited to 'contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_xbox360w.c') diff --git a/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_xbox360w.c b/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_xbox360w.c new file mode 100644 index 0000000..bf63707 --- /dev/null +++ b/contrib/SDL-3.2.8/src/joystick/hidapi/SDL_hidapi_xbox360w.c @@ -0,0 +1,388 @@ +/* + 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. +*/ +#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_XBOX360 + +// Define this if you want to log all packets from the controller +// #define DEBUG_XBOX_PROTOCOL + +typedef struct +{ + SDL_HIDAPI_Device *device; + bool connected; + int player_index; + bool player_lights; + Uint8 last_state[USB_PACKET_LENGTH]; +} SDL_DriverXbox360W_Context; + +static void HIDAPI_DriverXbox360W_RegisterHints(SDL_HintCallback callback, void *userdata) +{ + SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX, callback, userdata); + SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360, callback, userdata); + SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_WIRELESS, callback, userdata); +} + +static void HIDAPI_DriverXbox360W_UnregisterHints(SDL_HintCallback callback, void *userdata) +{ + SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX, callback, userdata); + SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360, callback, userdata); + SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_WIRELESS, callback, userdata); +} + +static bool HIDAPI_DriverXbox360W_IsEnabled(void) +{ + return SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_WIRELESS, + SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360, SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI_XBOX, SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI, SDL_HIDAPI_DEFAULT)))); +} + +static bool HIDAPI_DriverXbox360W_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) +{ + const int XB360W_IFACE_PROTOCOL = 129; // Wireless + + if ((vendor_id == USB_VENDOR_MICROSOFT && (product_id == USB_PRODUCT_XBOX360_WIRELESS_RECEIVER_THIRDPARTY2 || product_id == USB_PRODUCT_XBOX360_WIRELESS_RECEIVER_THIRDPARTY1 || product_id == USB_PRODUCT_XBOX360_WIRELESS_RECEIVER) && interface_protocol == 0) || + (type == SDL_GAMEPAD_TYPE_XBOX360 && interface_protocol == XB360W_IFACE_PROTOCOL)) { + return true; + } + return false; +} + +static bool SetSlotLED(SDL_hid_device *dev, Uint8 slot, bool on) +{ + const bool blink = false; + Uint8 mode = on ? ((blink ? 0x02 : 0x06) + slot) : 0; + Uint8 led_packet[] = { 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + + led_packet[3] = 0x40 + (mode % 0x0e); + if (SDL_hid_write(dev, led_packet, sizeof(led_packet)) != sizeof(led_packet)) { + return false; + } + return true; +} + +static void UpdateSlotLED(SDL_DriverXbox360W_Context *ctx) +{ + if (ctx->player_lights && ctx->player_index >= 0) { + SetSlotLED(ctx->device->dev, (ctx->player_index % 4), true); + } else { + SetSlotLED(ctx->device->dev, 0, false); + } +} + +static void SDLCALL SDL_PlayerLEDHintChanged(void *userdata, const char *name, const char *oldValue, const char *hint) +{ + SDL_DriverXbox360W_Context *ctx = (SDL_DriverXbox360W_Context *)userdata; + bool player_lights = SDL_GetStringBoolean(hint, true); + + if (player_lights != ctx->player_lights) { + ctx->player_lights = player_lights; + + UpdateSlotLED(ctx); + HIDAPI_UpdateDeviceProperties(ctx->device); + } +} + +static void UpdatePowerLevel(SDL_Joystick *joystick, Uint8 level) +{ + int percent = (int)SDL_roundf((level / 255.0f) * 100.0f); + SDL_SendJoystickPowerInfo(joystick, SDL_POWERSTATE_ON_BATTERY, percent); +} + +static bool HIDAPI_DriverXbox360W_InitDevice(SDL_HIDAPI_Device *device) +{ + SDL_DriverXbox360W_Context *ctx; + + // Requests controller presence information from the wireless dongle + const Uint8 init_packet[] = { 0x08, 0x00, 0x0F, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + + HIDAPI_SetDeviceName(device, "Xbox 360 Wireless Controller"); + + ctx = (SDL_DriverXbox360W_Context *)SDL_calloc(1, sizeof(*ctx)); + if (!ctx) { + return false; + } + ctx->device = device; + + device->context = ctx; + + if (SDL_hid_write(device->dev, init_packet, sizeof(init_packet)) != sizeof(init_packet)) { + SDL_SetError("Couldn't write init packet"); + return false; + } + + device->type = SDL_GAMEPAD_TYPE_XBOX360; + + return true; +} + +static int HIDAPI_DriverXbox360W_GetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id) +{ + return -1; +} + +static void HIDAPI_DriverXbox360W_SetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id, int player_index) +{ + SDL_DriverXbox360W_Context *ctx = (SDL_DriverXbox360W_Context *)device->context; + + if (!ctx) { + return; + } + + ctx->player_index = player_index; + + UpdateSlotLED(ctx); +} + +static bool HIDAPI_DriverXbox360W_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + SDL_DriverXbox360W_Context *ctx = (SDL_DriverXbox360W_Context *)device->context; + + SDL_AssertJoysticksLocked(); + + SDL_zeroa(ctx->last_state); + + // Initialize player index (needed for setting LEDs) + ctx->player_index = SDL_GetJoystickPlayerIndex(joystick); + ctx->player_lights = SDL_GetHintBoolean(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_PLAYER_LED, true); + UpdateSlotLED(ctx); + + SDL_AddHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_PLAYER_LED, + SDL_PlayerLEDHintChanged, ctx); + + // Initialize the joystick capabilities + joystick->nbuttons = 11; + joystick->naxes = SDL_GAMEPAD_AXIS_COUNT; + joystick->nhats = 1; + joystick->connection_state = SDL_JOYSTICK_CONNECTION_WIRELESS; + + return true; +} + +static bool HIDAPI_DriverXbox360W_RumbleJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble) +{ + Uint8 rumble_packet[] = { 0x00, 0x01, 0x0f, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + + rumble_packet[5] = (low_frequency_rumble >> 8); + rumble_packet[6] = (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; +} + +static bool HIDAPI_DriverXbox360W_RumbleJoystickTriggers(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 left_rumble, Uint16 right_rumble) +{ + return SDL_Unsupported(); +} + +static Uint32 HIDAPI_DriverXbox360W_GetJoystickCapabilities(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + SDL_DriverXbox360W_Context *ctx = (SDL_DriverXbox360W_Context *)device->context; + Uint32 result = SDL_JOYSTICK_CAP_RUMBLE; + + if (ctx->player_lights) { + result |= SDL_JOYSTICK_CAP_PLAYER_LED; + } + return result; +} + +static bool HIDAPI_DriverXbox360W_SetJoystickLED(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue) +{ + return SDL_Unsupported(); +} + +static bool HIDAPI_DriverXbox360W_SendJoystickEffect(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, const void *data, int size) +{ + return SDL_Unsupported(); +} + +static bool HIDAPI_DriverXbox360W_SetJoystickSensorsEnabled(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, bool enabled) +{ + return SDL_Unsupported(); +} + +static void HIDAPI_DriverXbox360W_HandleStatePacket(SDL_Joystick *joystick, SDL_hid_device *dev, SDL_DriverXbox360W_Context *ctx, Uint8 *data, int size) +{ + Sint16 axis; + const bool invert_y_axes = true; + Uint64 timestamp = SDL_GetTicksNS(); + + if (ctx->last_state[2] != data[2]) { + Uint8 hat = 0; + + if (data[2] & 0x01) { + hat |= SDL_HAT_UP; + } + if (data[2] & 0x02) { + hat |= SDL_HAT_DOWN; + } + if (data[2] & 0x04) { + hat |= SDL_HAT_LEFT; + } + if (data[2] & 0x08) { + hat |= SDL_HAT_RIGHT; + } + SDL_SendJoystickHat(timestamp, joystick, 0, hat); + + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_START, ((data[2] & 0x10) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_BACK, ((data[2] & 0x20) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_STICK, ((data[2] & 0x40) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_STICK, ((data[2] & 0x80) != 0)); + } + + if (ctx->last_state[3] != data[3]) { + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_LEFT_SHOULDER, ((data[3] & 0x01) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER, ((data[3] & 0x02) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_GUIDE, ((data[3] & 0x04) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_SOUTH, ((data[3] & 0x10) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_EAST, ((data[3] & 0x20) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_WEST, ((data[3] & 0x40) != 0)); + SDL_SendJoystickButton(timestamp, joystick, SDL_GAMEPAD_BUTTON_NORTH, ((data[3] & 0x80) != 0)); + } + + axis = ((int)data[4] * 257) - 32768; + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFT_TRIGGER, axis); + axis = ((int)data[5] * 257) - 32768; + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHT_TRIGGER, axis); + axis = SDL_Swap16LE(*(Sint16 *)(&data[6])); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTX, axis); + axis = SDL_Swap16LE(*(Sint16 *)(&data[8])); + if (invert_y_axes) { + axis = ~axis; + } + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_LEFTY, axis); + axis = SDL_Swap16LE(*(Sint16 *)(&data[10])); + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTX, axis); + axis = SDL_Swap16LE(*(Sint16 *)(&data[12])); + if (invert_y_axes) { + axis = ~axis; + } + SDL_SendJoystickAxis(timestamp, joystick, SDL_GAMEPAD_AXIS_RIGHTY, axis); + + SDL_memcpy(ctx->last_state, data, SDL_min(size, sizeof(ctx->last_state))); +} + +static bool HIDAPI_DriverXbox360W_UpdateDevice(SDL_HIDAPI_Device *device) +{ + SDL_DriverXbox360W_Context *ctx = (SDL_DriverXbox360W_Context *)device->context; + SDL_Joystick *joystick = NULL; + Uint8 data[USB_PACKET_LENGTH]; + int size; + + 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_XBOX_PROTOCOL + HIDAPI_DumpPacket("Xbox 360 wireless packet: size = %d", data, size); +#endif + if (size == 2 && data[0] == 0x08) { + bool connected = (data[1] & 0x80) ? true : false; +#ifdef DEBUG_JOYSTICK + SDL_Log("Connected = %s", connected ? "TRUE" : "FALSE"); +#endif + if (connected != ctx->connected) { + ctx->connected = connected; + + if (connected) { + SDL_JoystickID joystickID; + + HIDAPI_JoystickConnected(device, &joystickID); + + } else if (device->num_joysticks > 0) { + HIDAPI_JoystickDisconnected(device, device->joysticks[0]); + } + } + } else if (size == 29 && data[0] == 0x00 && data[1] == 0x0f && data[2] == 0x00 && data[3] == 0xf0) { + // Serial number is data[7-13] +#ifdef DEBUG_JOYSTICK + SDL_Log("Battery status (initial): %d", data[17]); +#endif + if (joystick) { + UpdatePowerLevel(joystick, data[17]); + } + } else if (size == 29 && data[0] == 0x00 && data[1] == 0x00 && data[2] == 0x00 && data[3] == 0x13) { +#ifdef DEBUG_JOYSTICK + SDL_Log("Battery status: %d", data[4]); +#endif + if (joystick) { + UpdatePowerLevel(joystick, data[4]); + } + } else if (size == 29 && data[0] == 0x00 && (data[1] & 0x01) == 0x01) { + if (joystick) { + HIDAPI_DriverXbox360W_HandleStatePacket(joystick, device->dev, ctx, data + 4, size - 4); + } + } + } + + if (size < 0 && device->num_joysticks > 0) { + // Read error, device is disconnected + HIDAPI_JoystickDisconnected(device, device->joysticks[0]); + } + return (size >= 0); +} + +static void HIDAPI_DriverXbox360W_CloseJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + SDL_DriverXbox360W_Context *ctx = (SDL_DriverXbox360W_Context *)device->context; + + SDL_RemoveHintCallback(SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_PLAYER_LED, + SDL_PlayerLEDHintChanged, ctx); +} + +static void HIDAPI_DriverXbox360W_FreeDevice(SDL_HIDAPI_Device *device) +{ +} + +SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXbox360W = { + SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_WIRELESS, + true, + HIDAPI_DriverXbox360W_RegisterHints, + HIDAPI_DriverXbox360W_UnregisterHints, + HIDAPI_DriverXbox360W_IsEnabled, + HIDAPI_DriverXbox360W_IsSupportedDevice, + HIDAPI_DriverXbox360W_InitDevice, + HIDAPI_DriverXbox360W_GetDevicePlayerIndex, + HIDAPI_DriverXbox360W_SetDevicePlayerIndex, + HIDAPI_DriverXbox360W_UpdateDevice, + HIDAPI_DriverXbox360W_OpenJoystick, + HIDAPI_DriverXbox360W_RumbleJoystick, + HIDAPI_DriverXbox360W_RumbleJoystickTriggers, + HIDAPI_DriverXbox360W_GetJoystickCapabilities, + HIDAPI_DriverXbox360W_SetJoystickLED, + HIDAPI_DriverXbox360W_SendJoystickEffect, + HIDAPI_DriverXbox360W_SetJoystickSensorsEnabled, + HIDAPI_DriverXbox360W_CloseJoystick, + HIDAPI_DriverXbox360W_FreeDevice, +}; + +#endif // SDL_JOYSTICK_HIDAPI_XBOX360 + +#endif // SDL_JOYSTICK_HIDAPI -- cgit v1.2.3