This is new wiki software and old wiki content. It's a work in progress!
Here's the explanation.
Be gentle, report bugs, leave feedback on pages, or just edit them yourself! Thanks!

SDL Wiki


THIS PAGE IS A WORK IN PROGRESS ... Please make edits to this page to improve it!


Get the number of trackballs on a joystick.


int SDL_JoystickNumBalls(SDL_Joystick *joystick);

Function Parameters


an SDL_Joystick structure containing joystick information

Return Value

Returns the number of trackballs on success or a negative error code on failure; call SDL_GetError() for more information.


Joystick trackballs have only relative motion events associated with them and their state cannot be polled.

Most joysticks do not have trackballs.


CategoryAPI, CategoryJoystick, CategoryDraft

[ edit | delete | history | feedback | raw ]

[ front page | index | search | recent changes | git repo | offline html ]

All wiki content is licensed under Creative Commons Attribution 4.0 International (CC BY 4.0).
Wiki powered by ghwikipp.