Man Linux: Main Page and Category List

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
       joystick 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