diff --git a/src/joystick/hidapi/SDL_hidapi_combined.c b/src/joystick/hidapi/SDL_hidapi_combined.c new file mode 100644 index 000000000..659dae806 --- /dev/null +++ b/src/joystick/hidapi/SDL_hidapi_combined.c @@ -0,0 +1,214 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2022 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 the Nintendo Switch Joy-Cons pair controllers */ +#include "../../SDL_internal.h" + +#ifdef SDL_JOYSTICK_HIDAPI + +#include "SDL_hints.h" +#include "SDL_joystick.h" +#include "SDL_gamecontroller.h" +#include "SDL_hidapijoystick_c.h" + + +static SDL_bool +HIDAPI_DriverCombined_IsSupportedDevice(const char *name, SDL_GameControllerType type, Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number, int interface_class, int interface_subclass, int interface_protocol) +{ + /* This is always explicitly created for combined devices */ + return SDL_FALSE; +} + +static const char * +HIDAPI_DriverCombined_GetDeviceName(const char *name, Uint16 vendor_id, Uint16 product_id) +{ + return NULL; +} + +static SDL_bool +HIDAPI_DriverCombined_InitDevice(SDL_HIDAPI_Device *device) +{ + return HIDAPI_JoystickConnected(device, NULL); +} + +static int +HIDAPI_DriverCombined_GetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id) +{ + return -1; +} + +static void +HIDAPI_DriverCombined_SetDevicePlayerIndex(SDL_HIDAPI_Device *device, SDL_JoystickID instance_id, int player_index) +{ +} + +static SDL_bool +HIDAPI_DriverCombined_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + int i; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + if (!child->driver->OpenJoystick(child, joystick)) { + while (i-- > 0) { + SDL_HIDAPI_Device *child = device->children[i]; + child->driver->CloseJoystick(child, joystick); + } + return SDL_FALSE; + } + } + return SDL_TRUE; +} + +static int +HIDAPI_DriverCombined_RumbleJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble) +{ + int i; + int result = -1; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + if (child->driver->RumbleJoystick(child, joystick, low_frequency_rumble, high_frequency_rumble) == 0) { + result = 0; + } + } + return result; +} + +static int +HIDAPI_DriverCombined_RumbleJoystickTriggers(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint16 left_rumble, Uint16 right_rumble) +{ + int i; + int result = -1; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + if (child->driver->RumbleJoystickTriggers(child, joystick, left_rumble, right_rumble) == 0) { + result = 0; + } + } + return result; +} + +static Uint32 +HIDAPI_DriverCombined_GetJoystickCapabilities(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + int i; + Uint32 caps = 0; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + caps |= child->driver->GetJoystickCapabilities(child, joystick); + } + return caps; +} + +static int +HIDAPI_DriverCombined_SetJoystickLED(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, Uint8 red, Uint8 green, Uint8 blue) +{ + int i; + int result = -1; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + if (child->driver->SetJoystickLED(child, joystick, red, green, blue) == 0) { + result = 0; + } + } + return result; +} + +static int +HIDAPI_DriverCombined_SendJoystickEffect(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, const void *data, int size) +{ + return SDL_Unsupported(); +} + +static int +HIDAPI_DriverCombined_SetJoystickSensorsEnabled(SDL_HIDAPI_Device *device, SDL_Joystick *joystick, SDL_bool enabled) +{ + int i; + int result = -1; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + if (child->driver->SetJoystickSensorsEnabled(child, joystick, enabled) == 0) { + result = 0; + } + } + return result; +} + +static SDL_bool +HIDAPI_DriverCombined_UpdateDevice(SDL_HIDAPI_Device *device) +{ + int i; + int result = SDL_TRUE; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + if (!child->driver->UpdateDevice(child)) { + result = SDL_FALSE; + } + } + return result; +} + +static void +HIDAPI_DriverCombined_CloseJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joystick) +{ + int i; + + for (i = 0; i < device->num_children; ++i) { + SDL_HIDAPI_Device *child = device->children[i]; + child->driver->CloseJoystick(child, joystick); + } +} + +static void +HIDAPI_DriverCombined_FreeDevice(SDL_HIDAPI_Device *device) +{ +} + +SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverCombined = +{ + SDL_HINT_JOYSTICK_HIDAPI, + SDL_TRUE, + SDL_TRUE, + HIDAPI_DriverCombined_IsSupportedDevice, + HIDAPI_DriverCombined_GetDeviceName, + HIDAPI_DriverCombined_InitDevice, + HIDAPI_DriverCombined_GetDevicePlayerIndex, + HIDAPI_DriverCombined_SetDevicePlayerIndex, + HIDAPI_DriverCombined_UpdateDevice, + HIDAPI_DriverCombined_OpenJoystick, + HIDAPI_DriverCombined_RumbleJoystick, + HIDAPI_DriverCombined_RumbleJoystickTriggers, + HIDAPI_DriverCombined_GetJoystickCapabilities, + HIDAPI_DriverCombined_SetJoystickLED, + HIDAPI_DriverCombined_SendJoystickEffect, + HIDAPI_DriverCombined_SetJoystickSensorsEnabled, + HIDAPI_DriverCombined_CloseJoystick, + HIDAPI_DriverCombined_FreeDevice, +}; + +#endif /* SDL_JOYSTICK_HIDAPI */ + +/* vi: set ts=4 sw=4 expandtab: */