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Switch Joy-Con SL and SR buttons are now mapped to matching paddle positions so that all buttons can be accessed when using SDL_HINT_JOYSTICK_HIDAPI_JOY_CONS

This commit is contained in:
JibbSmart 2021-02-22 17:23:13 +08:00 committed by Sam Lantinga
parent 7a2b6f331b
commit ee52624f95
2 changed files with 16 additions and 1 deletions
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7
src/joystick/SDL_gamecontroller.c
View File

@ -612,6 +612,13 @@ static ControllerMapping_t *SDL_CreateMappingForHIDAPIController(SDL_JoystickGUI
case SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_PRO:
/* Nintendo Switch Pro controllers have a screenshot button */
SDL_strlcat(mapping_string, "misc1:b15,", sizeof(mapping_string));
/* Joy-Cons have extra buttons in the same place as paddles */
if (SDL_IsJoystickNintendoSwitchJoyConLeft(vendor, product)) {
SDL_strlcat(mapping_string, "paddle2:b17,paddle4:b19,", sizeof(mapping_string));
}
else if (SDL_IsJoystickNintendoSwitchJoyConRight(vendor, product)) {
SDL_strlcat(mapping_string, "paddle1:b16,paddle3:b18,", sizeof(mapping_string));
}
break;
default:
if (vendor == 0 && product == 0) {

10
src/joystick/hidapi/SDL_hidapi_switch.c
View File

@ -908,7 +908,7 @@ HIDAPI_DriverSwitch_OpenJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joysti
SDL_GameControllerButtonReportingHintChanged, ctx);
/* Initialize the joystick capabilities */
joystick->nbuttons = 16;
joystick->nbuttons = 20;
joystick->naxes = SDL_CONTROLLER_AXIS_MAX;
joystick->epowerlevel = SDL_JOYSTICK_POWER_WIRED;
@ -1278,6 +1278,10 @@ static void HandleFullControllerState(SDL_Joystick *joystick, SDL_DriverSwitch_C
SDL_PrivateJoystickButton(joystick, RemapButton(ctx, SDL_CONTROLLER_BUTTON_B), (data & 0x04) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, RemapButton(ctx, SDL_CONTROLLER_BUTTON_X), (data & 0x02) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, RemapButton(ctx, SDL_CONTROLLER_BUTTON_Y), (data & 0x01) ? SDL_PRESSED : SDL_RELEASED);
if (ctx->m_eControllerType == k_eSwitchDeviceInfoControllerType_JoyConRight) {
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_PADDLE1, (data & 0x10) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_PADDLE3, (data & 0x20) ? SDL_PRESSED : SDL_RELEASED);
}
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_RIGHTSHOULDER, (data & 0x40) ? SDL_PRESSED : SDL_RELEASED);
axis = (data & 0x80) ? 32767 : -32768;
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_TRIGGERRIGHT, axis);
@ -1300,6 +1304,10 @@ static void HandleFullControllerState(SDL_Joystick *joystick, SDL_DriverSwitch_C
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_UP, (data & 0x02) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_RIGHT, (data & 0x04) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_DPAD_LEFT, (data & 0x08) ? SDL_PRESSED : SDL_RELEASED);
if (ctx->m_eControllerType == k_eSwitchDeviceInfoControllerType_JoyConLeft) {
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_PADDLE4, (data & 0x10) ? SDL_PRESSED : SDL_RELEASED);
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_PADDLE2, (data & 0x20) ? SDL_PRESSED : SDL_RELEASED);
}
SDL_PrivateJoystickButton(joystick, SDL_CONTROLLER_BUTTON_LEFTSHOULDER, (data & 0x40) ? SDL_PRESSED : SDL_RELEASED);
axis = (data & 0x80) ? 32767 : -32768;
SDL_PrivateJoystickAxis(joystick, SDL_CONTROLLER_AXIS_TRIGGERLEFT, axis);