diff options
Diffstat (limited to 'source/3rd-party/SDL2/src/joystick/hidapi/SDL_hidapi_xboxone.c')
| -rw-r--r-- | source/3rd-party/SDL2/src/joystick/hidapi/SDL_hidapi_xboxone.c | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/source/3rd-party/SDL2/src/joystick/hidapi/SDL_hidapi_xboxone.c b/source/3rd-party/SDL2/src/joystick/hidapi/SDL_hidapi_xboxone.c new file mode 100644 index 0000000..2cd593f --- /dev/null +++ b/source/3rd-party/SDL2/src/joystick/hidapi/SDL_hidapi_xboxone.c @@ -0,0 +1,324 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org> + + 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.h" +#include "SDL_log.h" +#include "SDL_events.h" +#include "SDL_timer.h" +#include "SDL_joystick.h" +#include "SDL_gamecontroller.h" +#include "../SDL_sysjoystick.h" +#include "SDL_hidapijoystick_c.h" + + +#ifdef SDL_JOYSTICK_HIDAPI_XBOXONE + +#define USB_PACKET_LENGTH 64 + +/* + * This packet is required for all Xbox One pads with 2015 + * or later firmware installed (or present from the factory). + */ +static const Uint8 xboxone_fw2015_init[] = { + 0x05, 0x20, 0x00, 0x01, 0x00 +}; + +/* + * This packet is required for the Titanfall 2 Xbox One pads + * (0x0e6f:0x0165) to finish initialization and for Hori pads + * (0x0f0d:0x0067) to make the analog sticks work. + */ +static const Uint8 xboxone_hori_init[] = { + 0x01, 0x20, 0x00, 0x09, 0x00, 0x04, 0x20, 0x3a, + 0x00, 0x00, 0x00, 0x80, 0x00 +}; + +/* + * This packet is required for some of the PDP pads to start + * sending input reports. These pads include: (0x0e6f:0x02ab), + * (0x0e6f:0x02a4). + */ +static const Uint8 xboxone_pdp_init1[] = { + 0x0a, 0x20, 0x00, 0x03, 0x00, 0x01, 0x14 +}; + +/* + * This packet is required for some of the PDP pads to start + * sending input reports. These pads include: (0x0e6f:0x02ab), + * (0x0e6f:0x02a4). + */ +static const Uint8 xboxone_pdp_init2[] = { + 0x06, 0x20, 0x00, 0x02, 0x01, 0x00 +}; + +/* + * A specific rumble packet is required for some PowerA pads to start + * sending input reports. One of those pads is (0x24c6:0x543a). + */ +static const Uint8 xboxone_rumblebegin_init[] = { + 0x09, 0x00, 0x00, 0x09, 0x00, 0x0F, 0x00, 0x00, + 0x1D, 0x1D, 0xFF, 0x00, 0x00 +}; + +/* + * A rumble packet with zero FF intensity will immediately + * terminate the rumbling required to init PowerA pads. + * This should happen fast enough that the motors don't + * spin up to enough speed to actually vibrate the gamepad. + */ +static const Uint8 xboxone_rumbleend_init[] = { + 0x09, 0x00, 0x00, 0x09, 0x00, 0x0F, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +/* + * This specifies the selection of init packets that a gamepad + * will be sent on init *and* the order in which they will be + * sent. The correct sequence number will be added when the + * packet is going to be sent. + */ +typedef struct { + Uint16 vendor_id; + Uint16 product_id; + const Uint8 *data; + int size; +} SDL_DriverXboxOne_InitPacket; + +static const SDL_DriverXboxOne_InitPacket xboxone_init_packets[] = { + { 0x0e6f, 0x0165, xboxone_hori_init, sizeof(xboxone_hori_init) }, + { 0x0f0d, 0x0067, xboxone_hori_init, sizeof(xboxone_hori_init) }, + { 0x0000, 0x0000, xboxone_fw2015_init, sizeof(xboxone_fw2015_init) }, + { 0x0e6f, 0x0246, xboxone_pdp_init1, sizeof(xboxone_pdp_init1) }, + { 0x0e6f, 0x0246, xboxone_pdp_init2, sizeof(xboxone_pdp_init2) }, + { 0x0e6f, 0x02ab, xboxone_pdp_init1, sizeof(xboxone_pdp_init1) }, + { 0x0e6f, 0x02ab, xboxone_pdp_init2, sizeof(xboxone_pdp_init2) }, + { 0x0e6f, 0x02a4, xboxone_pdp_init1, sizeof(xboxone_pdp_init1) }, + { 0x0e6f, 0x02a4, xboxone_pdp_init2, sizeof(xboxone_pdp_init2) }, + { 0x24c6, 0x541a, xboxone_rumblebegin_init, sizeof(xboxone_rumblebegin_init) }, + { 0x24c6, 0x542a, xboxone_rumblebegin_init, sizeof(xboxone_rumblebegin_init) }, + { 0x24c6, 0x543a, xboxone_rumblebegin_init, sizeof(xboxone_rumblebegin_init) }, + { 0x24c6, 0x541a, xboxone_rumbleend_init, sizeof(xboxone_rumbleend_init) }, + { 0x24c6, 0x542a, xboxone_rumbleend_init, sizeof(xboxone_rumbleend_init) }, + { 0x24c6, 0x543a, xboxone_rumbleend_init, sizeof(xboxone_rumbleend_init) }, +}; + +typedef struct { + Uint8 sequence; + Uint8 last_state[USB_PACKET_LENGTH]; + Uint32 rumble_expiration; +} SDL_DriverXboxOne_Context; + + +static SDL_bool +HIDAPI_DriverXboxOne_IsSupportedDevice(Uint16 vendor_id, Uint16 product_id, Uint16 version, int interface_number) +{ + return SDL_IsJoystickXboxOne(vendor_id, product_id); +} + +static const char * +HIDAPI_DriverXboxOne_GetDeviceName(Uint16 vendor_id, Uint16 product_id) +{ + return HIDAPI_XboxControllerName(vendor_id, product_id); +} + +static SDL_bool +HIDAPI_DriverXboxOne_Init(SDL_Joystick *joystick, hid_device *dev, Uint16 vendor_id, Uint16 product_id, void **context) +{ + SDL_DriverXboxOne_Context *ctx; + int i; + Uint8 init_packet[USB_PACKET_LENGTH]; + + ctx = (SDL_DriverXboxOne_Context *)SDL_calloc(1, sizeof(*ctx)); + if (!ctx) { + SDL_OutOfMemory(); + return SDL_FALSE; + } + *context = ctx; + + /* Send the controller init data */ + for (i = 0; i < SDL_arraysize(xboxone_init_packets); ++i) { + const SDL_DriverXboxOne_InitPacket *packet = &xboxone_init_packets[i]; + if (!packet->vendor_id || (vendor_id == packet->vendor_id && product_id == packet->product_id)) { + SDL_memcpy(init_packet, packet->data, packet->size); + init_packet[2] = ctx->sequence++; + if (hid_write(dev, init_packet, packet->size) != packet->size) { + SDL_SetError("Couldn't write Xbox One initialization packet"); + SDL_free(ctx); + return SDL_FALSE; + } + } + } + + /* Initialize the joystick capabilities */ + joystick->nbuttons = SDL_CONTROLLER_BUTTON_MAX; + joystick->naxes = SDL_CONTROLLER_AXIS_MAX; + joystick->epowerlevel = SDL_JOYSTICK_POWER_WIRED; + + return SDL_TRUE; +} + +static int +HIDAPI_DriverXboxOne_Rumble(SDL_Joystick *joystick, hid_device *dev, void *context, Uint16 low_frequency_rumble, Uint16 high_frequency_rumble, Uint32 duration_ms) +{ + SDL_DriverXboxOne_Context *ctx = (SDL_DriverXboxOne_Context *)context; + Uint8 rumble_packet[] = { 0x09, 0x00, 0x00, 0x09, 0x00, 0x0F, 0x00, 0x00, 0x00, 0x00, 0xFF, 0x00, 0xFF }; + + /* The Rock Candy Xbox One Controller limits the range of + low frequency rumble strength in the range of [0 - 0x99] + high frequency rumble strength in the range of [0 - 0x82] + + I think the valid range of rumble at the firmware level is [0 - 0x7F] + */ + rumble_packet[2] = ctx->sequence++; + rumble_packet[8] = (low_frequency_rumble >> 9); + rumble_packet[9] = (high_frequency_rumble >> 9); + + if (hid_write(dev, rumble_packet, sizeof(rumble_packet)) != sizeof(rumble_packet)) { + return SDL_SetError("Couldn't send rumble packet"); + } + + if ((low_frequency_rumble || high_frequency_rumble) && duration_ms) { + ctx->rumble_expiration = SDL_GetTicks() + duration_ms; + } else { + ctx->rumble_expiration = 0; + } + return 0; +} + +static void +HIDAPI_DriverXboxOne_HandleStatePacket(SDL_Joystick *joystick, hid_device *dev, SDL_DriverXboxOne_Context *ctx, Uint8 *data, int size) +{ + Sint16 axis; + + if (ctx->last_state[4] != data[4]) { + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_START, (data[4] & 0x04) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_BACK, (data[4] & 0x08) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_A, (data[4] & 0x10) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_B, (data[4] & 0x20) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_X, (data[4] & 0x40) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_Y, (data[4] & 0x80) ? SDL_PRESSED : SDL_RELEASED); + } + + if (ctx->last_state[5] != data[5]) { + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_UP, (data[5] & 0x01) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_DOWN, (data[5] & 0x02) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_LEFT, (data[5] & 0x04) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_RIGHT, (data[5] & 0x08) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_LEFTSHOULDER, (data[5] & 0x10) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_RIGHTSHOULDER, (data[5] & 0x20) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_LEFTSTICK, (data[5] & 0x40) ? SDL_PRESSED : SDL_RELEASED); + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_RIGHTSTICK, (data[5] & 0x80) ? SDL_PRESSED : SDL_RELEASED); + } + + axis = ((int)*(Sint16*)(&data[6]) * 64) - 32768; + if (axis == 32704) { + axis = 32767; + } + SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_TRIGGERLEFT, axis); + axis = ((int)*(Sint16*)(&data[8]) * 64) - 32768; + if (axis == 32704) { + axis = 32767; + } + SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_TRIGGERRIGHT, axis); + axis = *(Sint16*)(&data[10]); + SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_LEFTX, axis); + axis = *(Sint16*)(&data[12]); + SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_LEFTY, ~axis); + axis = *(Sint16*)(&data[14]); + SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_RIGHTX, axis); + axis = *(Sint16*)(&data[16]); + SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_RIGHTY, ~axis); + + SDL_memcpy(ctx->last_state, data, SDL_min(size, sizeof(ctx->last_state))); +} + +static void +HIDAPI_DriverXboxOne_HandleModePacket(SDL_Joystick *joystick, hid_device *dev, SDL_DriverXboxOne_Context *ctx, Uint8 *data, int size) +{ + if (data[1] == 0x30) { + /* The Xbox One S controller needs acks for mode reports */ + const Uint8 seqnum = data[2]; + const Uint8 ack[] = { 0x01, 0x20, seqnum, 0x09, 0x00, 0x07, 0x20, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00 }; + hid_write(dev, ack, sizeof(ack)); + } + + SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_GUIDE, (data[4] & 0x01) ? SDL_PRESSED : SDL_RELEASED); +} + +static SDL_bool +HIDAPI_DriverXboxOne_Update(SDL_Joystick *joystick, hid_device *dev, void *context) +{ + SDL_DriverXboxOne_Context *ctx = (SDL_DriverXboxOne_Context *)context; + Uint8 data[USB_PACKET_LENGTH]; + int size; + + while ((size = hid_read_timeout(dev, data, sizeof(data), 0)) > 0) { + switch (data[0]) { + case 0x20: + HIDAPI_DriverXboxOne_HandleStatePacket(joystick, dev, ctx, data, size); + break; + case 0x07: + HIDAPI_DriverXboxOne_HandleModePacket(joystick, dev, ctx, data, size); + break; + default: +#ifdef DEBUG_JOYSTICK + SDL_Log("Unknown Xbox One packet: 0x%.2x\n", data[0]); +#endif + break; + } + } + + if (ctx->rumble_expiration) { + Uint32 now = SDL_GetTicks(); + if (SDL_TICKS_PASSED(now, ctx->rumble_expiration)) { + HIDAPI_DriverXboxOne_Rumble(joystick, dev, context, 0, 0, 0); + } + } + + return (size >= 0); +} + +static void +HIDAPI_DriverXboxOne_Quit(SDL_Joystick *joystick, hid_device *dev, void *context) +{ + SDL_free(context); +} + +SDL_HIDAPI_DeviceDriver SDL_HIDAPI_DriverXboxOne = +{ + SDL_HINT_JOYSTICK_HIDAPI_XBOX, + SDL_TRUE, + HIDAPI_DriverXboxOne_IsSupportedDevice, + HIDAPI_DriverXboxOne_GetDeviceName, + HIDAPI_DriverXboxOne_Init, + HIDAPI_DriverXboxOne_Rumble, + HIDAPI_DriverXboxOne_Update, + HIDAPI_DriverXboxOne_Quit +}; + +#endif /* SDL_JOYSTICK_HIDAPI_XBOXONE */ + +#endif /* SDL_JOYSTICK_HIDAPI */ + +/* vi: set ts=4 sw=4 expandtab: */ |