1joystick_getnumaxes(3) Svgalib User Manual joystick_getnumaxes(3)
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6 joystick_getnumaxes, joystick_getnumbuttons - query the capabilities of
7 a joystick
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10 #include <vgajoystick.h>
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12 char joystick_getnumaxes(int joydev);
13 char joystick_getnumbuttons(int joydev);
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17 queries the number of axes (number of continuous ranges which the joy‐
18 stick allows to choose from) and buttons. The old version 0.* joystick
19 protocol reports 2 axes (x and y) and 4 buttons although the actual
20 joystick will usually have less (often two) buttons.
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22 svgalib supports up to 127 axes and buttons, provided the underlying
23 device driver does it.
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27 This function is only available in ELF versions of svgalib. Due to
28 backwards compatibility issues it cannot be used with shared a.out
29 libs.
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33 svgalib(7), vgagl(7), libvga.config(5), joytest(6), mjoytest(6), joy‐
34 stick_init(3), joystick_close(3), joystick_update(3), joy‐
35 stick_sethandler(3), joystick_setdefaulthandler(3), joy‐
36 stick_getaxis(3), joystick_getbutton(3), joystick_button1(3), joy‐
37 stick_getb1(3), joystick_x(3), joystick_getx(3).
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41 The svgalib joystick handler was mostly done by Daniel Engstr\"om
42 <daniel.engstrom@riksnett.no>. Multiple joystick, VC switching support
43 and code to glue it into svgalib by Michael Weller <eowmob@exp-
44 math.uni-essen.de>. Part of the code is based on code from C. Smith and
45 Vojtech Pavlik.
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49Svgalib 1.3.0 14 April 1998 joystick_getnumaxes(3)