ALLEGRO_TOUCH_STATE − Allegro 5 API
#include <allegro5/allegro.h> typedef struct ALLEGRO_TOUCH_STATE ALLEGRO_TOUCH_STATE;
This is a structure that is used to hold a "snapshot" of a touch at a particular instant.
Public fields (read only):
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id − identifier of the touch. If the touch is valid, this is positive. |
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x − touch x position |
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y − touch y position |
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dx − touch relative x position |
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dy − touch relative y position |
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primary − TRUE if this touch is the primary one (usually the first one). |
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display − The ALLEGRO_DISPLAY(3alleg5) that was touched. |
5.1.0