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Create default mapping for unknown control pads in SDL's controller database #9997

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Oct 4, 2017
Merged

Create default mapping for unknown control pads in SDL's controller database #9997

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42 changes: 28 additions & 14 deletions SDL/SDLJoystick.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -50,22 +50,36 @@ void SDLJoystick::setUpControllers() {
}

void SDLJoystick::setUpController(int deviceIndex) {
if (SDL_IsGameController(deviceIndex)) {
SDL_GameController *controller = SDL_GameControllerOpen(deviceIndex);
if (controller) {
if (SDL_GameControllerGetAttached(controller)) {
controllers.push_back(controller);
controllerDeviceMap[SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(controller))] = deviceIndex;
cout << "found control pad: " << SDL_GameControllerName(controller) << ", loading mapping: ";
auto mapping = SDL_GameControllerMapping(controller);
if (mapping == NULL) {
cout << "FAILED" << endl;
} else {
cout << "SUCCESS, mapping is:" << endl << mapping << endl;
}
if (!SDL_IsGameController(deviceIndex)) {
cout << "Control pad device " << deviceIndex << " not supported by SDL game controller database, attempting to create default mapping..." << endl;
int cbGUID = 33;
char pszGUID[cbGUID];
SDL_Joystick* joystick = SDL_JoystickOpen(deviceIndex);
SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(joystick), pszGUID, cbGUID);
// create default mapping - this is the PS3 dual shock mapping
std::string mapping = string(pszGUID) + "," + string(SDL_JoystickName(joystick)) + ",x:b3,a:b0,b:b1,y:b2,back:b8,guide:b10,start:b9,dpleft:b15,dpdown:b14,dpright:b16,dpup:b13,leftshoulder:b4,lefttrigger:a2,rightshoulder:b6,rightshoulder:b5,righttrigger:a5,leftstick:b7,leftstick:b11,rightstick:b12,leftx:a0,lefty:a1,rightx:a3,righty:a4";
if (SDL_GameControllerAddMapping(mapping.c_str()) == 1){
cout << "Added default mapping ok" << endl;
} else {
cout << "Failed to add default mapping" << endl;
}
SDL_JoystickClose(joystick);
}
SDL_GameController *controller = SDL_GameControllerOpen(deviceIndex);
if (controller) {
if (SDL_GameControllerGetAttached(controller)) {
controllers.push_back(controller);
controllerDeviceMap[SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(controller))] = deviceIndex;
cout << "found control pad: " << SDL_GameControllerName(controller) << ", loading mapping: ";
auto mapping = SDL_GameControllerMapping(controller);
if (mapping == NULL) {
//cout << "FAILED" << endl;
cout << "Could not find mapping in SDL2 controller database" << endl;
} else {
SDL_GameControllerClose(controller);
cout << "SUCCESS, mapping is:" << endl << mapping << endl;
}
} else {
SDL_GameControllerClose(controller);
}
}
}
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