ALLEGRO_TOUCH_STATE man page

ALLEGRO_TOUCH_STATE — Allegro 5 API

Synopsis

#include <allegro5/allegro.h>

typedef struct ALLEGRO_TOUCH_STATE ALLEGRO_TOUCH_STATE;

Description

This is a structure that is used to hold a "snapshot" of a touch at a particular instant.

Public fields (read only):

·
id - identifier of the touch. If the touch is valid, this is positive.
·
x - touch x position
·
y - touch y position
·
dx - touch relative x position
·
dy - touch relative y position
·
primary - TRUE if this touch is the primary one (usually the first one).
·
display - The ALLEGRO_DISPLAY(3) that was touched.

Since

5.1.0

Referenced By

ALLEGRO_TOUCH_INPUT_STATE(3).

Allegro reference manual