Pen types
Defined in <SDL3/SDL_pen.h>
typedef enum SDL_PenSubtype
{
SDL_PEN_TYPE_UNKNOWN = 0,
SDL_PEN_TYPE_ERASER = 1, /**< Eraser */
SDL_PEN_TYPE_PEN, /**< Generic pen; this is the default. */
SDL_PEN_TYPE_PENCIL, /**< Pencil */
SDL_PEN_TYPE_BRUSH, /**< Brush-like device */
SDL_PEN_TYPE_AIRBRUSH, /**< Airbrush device that "sprays" ink */
SDL_PEN_TYPE_LAST = SDL_PEN_TYPE_AIRBRUSH /**< Last valid pen type */
} SDL_PenSubtype;
Some pens identify as a particular type of drawing device (e.g., an airbrush or a pencil).
This enum is available since SDL 3.0.0