SDL_JoystickOpen(3) SDL API Reference SDL_JoystickOpen(3) NAME SDL_JoystickOpen - Opens a joystick for use. SYNOPSIS #include "SDL.h" SDL_Joystick *SDL_JoystickOpen(int index); DESCRIPTION Opens a joystick for use within SDL. The index refers to the N'th joy- stick in the system. A joystick must be opened before it game be used. RETURN VALUE Returns a SDL_Joystick structure on success. NULL on failure. EXAMPLES SDL_Joystick *joy; // Check for joystick if(SDL_NumJoysticks()>0){ // Open joystick joy=SDL_JoystickOpen(0); if(joy) { printf("Opened Joystick 0 "); printf("Name: %s ", SDL_JoystickName(0)); printf("Number of Axes: %d ", SDL_JoystickNumAxes(joy)); printf("Number of Buttons: %d ", SDL_JoystickNumButtons(joy)); printf("Number of Balls: %d ", SDL_JoystickNumBalls(joy)); } else printf("Couldn't open Joystick 0 "); // Close if opened if(SDL_JoystickOpened(0)) SDL_JoystickClose(joy); } SEE ALSO SDL_JoystickClose SDL Tue 11 Sep 2001, 23:00 SDL_JoystickOpen(3)
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