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(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)

Draft

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SDL_JoystickNumBalls

Get the number of trackballs on a joystick.

Syntax

int SDL_JoystickNumBalls(SDL_Joystick *joystick);

Function Parameters

joystick

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.

Remarks

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

Most joysticks do not have trackballs.

Version

This function is available since SDL 3.0.0.

SDL_JoystickGetBall

CategoryAPI, CategoryJoystick, CategoryDraft


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