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Include a USB VID/PID for Apple MFI controllers 

This is just placeholder VID/PID, but allows code that works with VID/PID to identify the MFI controllers easily.
This commit is contained in:
Sam Lantinga 2018-03-07 18:09:58 -08:00
parent a8ac588549
commit a2c1d83c02
2 changed files with 35 additions and 26 deletions
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6
src/joystick/SDL_gamecontrollerdb.h
View File

@ -215,9 +215,9 @@ static const char *s_ControllerMappings [] =
"050000005e04000091020000ff073f00,Xbox Wireless Controller,a:b0,b:b1,back:b4,guide:b5,leftshoulder:b9,leftstick:b7,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b10,rightstick:b8,righttrigger:a5,rightx:a3,righty:a4,start:b6,x:b2,y:b3,", /* The DPAD doesn't seem to work on this controller on Android TV? */
#endif
#if defined(SDL_JOYSTICK_MFI)
"4d466947616d65706164010000000000,*,a:b0,b:b1,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b4,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,righttrigger:a5,rightx:a3,righty:a4,start:b6,x:b2,y:b3,",
"4d466947616d65706164020000000000,*,a:b0,b:b1,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b4,rightshoulder:b5,start:b6,x:b2,y:b3,",
"4d466947616d65706164030000000000,Remote,a:b0,b:b2,leftx:a0,lefty:a1,",
"05000000ac0500000100000000006d01,*,a:b0,b:b1,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b4,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,righttrigger:a5,rightx:a3,righty:a4,guide:b6,x:b2,y:b3,",
"05000000ac0500000200000000006d02,*,a:b0,b:b1,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b4,rightshoulder:b5,guide:b6,x:b2,y:b3,",
"05000000ac0500000300000000006d03,Remote,a:b0,b:b2,leftx:a0,lefty:a1,",
"05000000de2800000511000001000000,Steam Controller,a:b0,b:b1,back:b6,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,righttrigger:a3,start:b7,x:b2,y:b3,",
#endif
#if defined(SDL_JOYSTICK_EMSCRIPTEN)

55
src/joystick/iphoneos/SDL_sysjoystick.m
View File

@ -83,6 +83,14 @@ static void
SDL_SYS_AddMFIJoystickDevice(SDL_JoystickDeviceItem *device, GCController *controller)
{
#ifdef SDL_JOYSTICK_MFI
const Uint16 BUS_BLUETOOTH = 0x05;
const Uint16 VENDOR_APPLE = 0x05AC;
Uint16 *guid16 = (Uint16 *)device->guid.data;
Uint16 vendor = 0;
Uint16 product = 0;
Uint16 version = 0;
Uint8 subtype = 0;
const char *name = NULL;
/* Explicitly retain the controller because SDL_JoystickDeviceItem is a
* struct, and ARC doesn't work with structs. */
@ -98,40 +106,26 @@ SDL_SYS_AddMFIJoystickDevice(SDL_JoystickDeviceItem *device, GCController *contr
device->name = SDL_strdup(name);
device->guid.data[0] = 'M';
device->guid.data[1] = 'F';
device->guid.data[2] = 'i';
device->guid.data[3] = 'G';
device->guid.data[4] = 'a';
device->guid.data[5] = 'm';
device->guid.data[6] = 'e';
device->guid.data[7] = 'p';
device->guid.data[8] = 'a';
device->guid.data[9] = 'd';
if (controller.extendedGamepad) {
device->guid.data[10] = 1;
} else if (controller.gamepad) {
device->guid.data[10] = 2;
}
#if TARGET_OS_TV
else if (controller.microGamepad) {
device->guid.data[10] = 3;
device->remote = SDL_TRUE;
}
#endif /* TARGET_OS_TV */
if (controller.extendedGamepad) {
vendor = VENDOR_APPLE;
product = 1;
subtype = 1;
device->naxes = 6; /* 2 thumbsticks and 2 triggers */
device->nhats = 1; /* d-pad */
device->nbuttons = 7; /* ABXY, shoulder buttons, pause button */
} else if (controller.gamepad) {
vendor = VENDOR_APPLE;
product = 2;
subtype = 2;
device->naxes = 0; /* no traditional analog inputs */
device->nhats = 1; /* d-pad */
device->nbuttons = 7; /* ABXY, shoulder buttons, pause button */
}
#if TARGET_OS_TV
else if (controller.microGamepad) {
vendor = VENDOR_APPLE;
product = 3;
subtype = 3;
device->naxes = 2; /* treat the touch surface as two axes */
device->nhats = 0; /* apparently the touch surface-as-dpad is buggy */
device->nbuttons = 3; /* AX, pause button */
@ -140,6 +134,21 @@ SDL_SYS_AddMFIJoystickDevice(SDL_JoystickDeviceItem *device, GCController *contr
}
#endif /* TARGET_OS_TV */
/* We only need 16 bits for each of these; space them out to fill 128. */
/* Byteswap so devices get same GUID on little/big endian platforms. */
*guid16++ = SDL_SwapLE16(BUS_BLUETOOTH);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(vendor);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(product);
*guid16++ = 0;
*guid16++ = SDL_SwapLE16(version);
*guid16++ = 0;
/* Note that this is an MFI controller and what subtype it is */
device->guid.data[14] = 'm';
device->guid.data[15] = subtype;
/* This will be set when the first button press of the controller is
* detected. */
controller.playerIndex = -1;