#ifndef VGAJOYSTICK_H #define VGAJOYSTICK_H /* Joystick interface modeled after svgalibs keyboard and mouse interfaces * Copyright 1998 Daniel Engström * Partly based on code from * joystick-0.7.3 Copyright (C) 1992, 1993 Author C. Smith * and * joystick-1.0.6 Copyright (C) 1997 Vojtech Pavlik * * Extension and modifications. Multiple joystick support, VC switching, * etc. Michael Weller . */ /* event for joystick handlers */ #define JOY_EVENTBUTTONDOWN 1 #define JOY_EVENTBUTTONUP 2 #define JOY_EVENTAXIS 3 /* file is a struct FILE to output calibration instructions to, * set to NULL to skip calibration */ typedef void (*__joystick_output) (const char *msg); int joystick_init(int joydev, __joystick_output jo); /* This is guaranteed not to collide with any user definition */ #define JOY_CALIB_STDOUT ((__joystick_output)(void *)joystick_init) void joystick_close(int joydev); /* polls the joystick and calls the eventhandler */ int joystick_update(void); typedef void (*__joystick_handler) (int event, int number, char value, int joydev); /* event - event type; see above * number - the axis or button number for this event 0=x axis or button 1, etc. * value - value for axis events -128 - 0 - +127 */ void joystick_sethandler(int joydev, __joystick_handler jh); void joystick_setdefaulthandler(int joydev); char joystick_getnumaxes(int joydev); char joystick_getnumbuttons(int joydev); /* querys the default handler if used */ char joystick_getaxis(int joydev, int a); char joystick_getbutton(int joydev, int b); #define joystick_button1(i) joystick_getbutton(i, 0) #define joystick_button2(i) joystick_getbutton(i, 1) #define joystick_button3(i) joystick_getbutton(i, 2) #define joystick_button4(i) joystick_getbutton(i, 3) #define joystick_getb1() joystick_getbutton(0, 0) #define joystick_getb2() joystick_getbutton(0, 1) #define joystick_getb3() joystick_getbutton(0, 2) #define joystick_getb4() joystick_getbutton(0, 3) #define joystick_x(i) joystick_getaxis(i, 0) #define joystick_y(i) joystick_getaxis(i, 1) #define joystick_z(i) joystick_getaxis(i, 2) #define joystick_getx() joystick_getaxis(0, 0) #define joystick_gety() joystick_getaxis(0, 1) #define joystick_getz() joystick_getaxis(0, 2) #endif