Standardized the format of the SDL joystick GUID and added functions to retrieve the USB VID/PID from a joystick and game controller.

This commit is contained in:
Sam Lantinga 2016-11-10 17:19:34 -08:00
parent 2898ada338
commit ac74e16cde
13 changed files with 294 additions and 76 deletions

View file

@ -95,6 +95,33 @@ extern DECLSPEC int SDLCALL SDL_NumJoysticks(void);
*/
extern DECLSPEC const char *SDLCALL SDL_JoystickNameForIndex(int device_index);
/**
* Return the GUID for the joystick at this index
* This can be called before any joysticks are opened.
*/
extern DECLSPEC SDL_JoystickGUID SDLCALL SDL_JoystickGetDeviceGUID(int device_index);
/**
* Get the USB vendor ID of a joystick, if available.
* This can be called before any joysticks are opened.
* If the vendor ID isn't available this function returns 0.
*/
extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetDeviceVendor(int device_index);
/**
* Get the USB product ID of a joystick, if available.
* This can be called before any joysticks are opened.
* If the product ID isn't available this function returns 0.
*/
extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetDeviceProduct(int device_index);
/**
* Get the product version of a joystick, if available.
* This can be called before any joysticks are opened.
* If the product version isn't available this function returns 0.
*/
extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetDeviceProductVersion(int device_index);
/**
* Open a joystick for use.
* The index passed as an argument refers to the N'th joystick on the system.
@ -117,16 +144,29 @@ extern DECLSPEC SDL_Joystick *SDLCALL SDL_JoystickFromInstanceID(SDL_JoystickID
*/
extern DECLSPEC const char *SDLCALL SDL_JoystickName(SDL_Joystick * joystick);
/**
* Return the GUID for the joystick at this index
*/
extern DECLSPEC SDL_JoystickGUID SDLCALL SDL_JoystickGetDeviceGUID(int device_index);
/**
* Return the GUID for this opened joystick
*/
extern DECLSPEC SDL_JoystickGUID SDLCALL SDL_JoystickGetGUID(SDL_Joystick * joystick);
/**
* Get the USB vendor ID of an opened joystick, if available.
* If the vendor ID isn't available this function returns 0.
*/
extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetVendor(SDL_Joystick * joystick);
/**
* Get the USB product ID of an opened joystick, if available.
* If the product ID isn't available this function returns 0.
*/
extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetProduct(SDL_Joystick * joystick);
/**
* Get the product version of an opened joystick, if available.
* If the product version isn't available this function returns 0.
*/
extern DECLSPEC Uint16 SDLCALL SDL_JoystickGetProductVersion(SDL_Joystick * joystick);
/**
* Return a string representation for this guid. pszGUID must point to at least 33 bytes
* (32 for the string plus a NULL terminator).
@ -134,7 +174,7 @@ extern DECLSPEC SDL_JoystickGUID SDLCALL SDL_JoystickGetGUID(SDL_Joystick * joys
extern DECLSPEC void SDLCALL SDL_JoystickGetGUIDString(SDL_JoystickGUID guid, char *pszGUID, int cbGUID);
/**
* convert a string into a joystick formatted guid
* Convert a string into a joystick guid
*/
extern DECLSPEC SDL_JoystickGUID SDLCALL SDL_JoystickGetGUIDFromString(const char *pchGUID);