/* (C) Guenter Geiger */ #include #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif #include #include #include #include #include #include #include #include #include #define DEBUG(x) /*#define DEBUG(x) x */ #define RAWMOUSE_DEVICE "/dev/input/event0" // scaling factor for output #define DEF_SCALE 1 // delay/refresh time in milliseconds #define DEF_DELTIME 5 #define RAWMOUSE_AXES 3 #define RAWMOUSE_BUTTONS 7 /* from // button types #define BTN_LEFT 0x110 #define BTN_RIGHT 0x111 #define BTN_MIDDLE 0x112 #define BTN_SIDE 0x113 #define BTN_EXTRA 0x114 #define BTN_FORWARD 0x115 #define BTN_BACK 0x116 // axes #define REL_X 0x00 #define REL_Y 0x01 #define REL_WHEEL 0x08 */ /*------------------------------------------------------------------------------ * from evtest.c from the ff-utils package */ #define BITS_PER_LONG (sizeof(long) * 8) #define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1) #define OFF(x) ((x)%BITS_PER_LONG) #define BIT(x) (1UL<> OFF(bit)) & 1) char *events[EV_MAX + 1] = { "Reset", "Key", "Relative", "Absolute", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "LED", "Sound", NULL, "Repeat", "ForceFeedback", NULL, "ForceFeedbackStatus"}; char *keys[KEY_MAX + 1] = { "Reserved", "Esc", "1", "2", "3", "4", "5", "6", "7", "8", "9", "0", "Minus", "Equal", "Backspace", "Tab", "Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P", "LeftBrace", "RightBrace", "Enter", "LeftControl", "A", "S", "D", "F", "G", "H", "J", "K", "L", "Semicolon", "Apostrophe", "Grave", "LeftShift", "BackSlash", "Z", "X", "C", "V", "B", "N", "M", "Comma", "Dot", "Slash", "RightShift", "KPAsterisk", "LeftAlt", "Space", "CapsLock", "F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "NumLock", "ScrollLock", "KP7", "KP8", "KP9", "KPMinus", "KP4", "KP5", "KP6", "KPPlus", "KP1", "KP2", "KP3", "KP0", "KPDot", "103rd", "F13", "102nd", "F11", "F12", "F14", "F15", "F16", "F17", "F18", "F19", "F20", "KPEnter", "RightCtrl", "KPSlash", "SysRq", "RightAlt", "LineFeed", "Home", "Up", "PageUp", "Left", "Right", "End", "Down", "PageDown", "Insert", "Delete", "Macro", "Mute", "VolumeDown", "VolumeUp", "Power", "KPEqual", "KPPlusMinus", "Pause", "F21", "F22", "F23", "F24", "KPComma", "LeftMeta", "RightMeta", "Compose", "Stop", "Again", "Props", "Undo", "Front", "Copy", "Open", "Paste", "Find", "Cut", "Help", "Menu", "Calc", "Setup", "Sleep", "WakeUp", "File", "SendFile", "DeleteFile", "X-fer", "Prog1", "Prog2", "WWW", "MSDOS", "Coffee", "Direction", "CycleWindows", "Mail", "Bookmarks", "Computer", "Back", "Forward", "CloseCD", "EjectCD", "EjectCloseCD", "NextSong", "PlayPause", "PreviousSong", "StopCD", "Record", "Rewind", "Phone", "ISOKey", "Config", "HomePage", "Refresh", "Exit", "Move", "Edit", "ScrollUp", "ScrollDown", "KPLeftParenthesis", "KPRightParenthesis", "International1", "International2", "International3", "International4", "International5", "International6", "International7", "International8", "International9", "Language1", "Language2", "Language3", "Language4", "Language5", "Language6", "Language7", "Language8", "Language9", NULL, "PlayCD", "PauseCD", "Prog3", "Prog4", "Suspend", "Close", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Btn0", "Btn1", "Btn2", "Btn3", "Btn4", "Btn5", "Btn6", "Btn7", "Btn8", "Btn9", NULL, NULL, NULL, NULL, NULL, NULL, "LeftBtn", "RightBtn", "MiddleBtn", "SideBtn", "ExtraBtn", "ForwardBtn", "BackBtn", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, "Trigger", "ThumbBtn", "ThumbBtn2", "TopBtn", "TopBtn2", "PinkieBtn", "BaseBtn", "BaseBtn2", "BaseBtn3", "BaseBtn4", "BaseBtn5", "BaseBtn6", NULL, NULL, NULL, "BtnDead", "BtnA", "BtnB", "BtnC", "BtnX", "BtnY", "BtnZ", "BtnTL", "BtnTR", "BtnTL2", "BtnTR2", "BtnSelect", "BtnStart", "BtnMode", "BtnThumbL", "BtnThumbR", NULL, "ToolPen", "ToolRubber", "ToolBrush", "ToolPencil", "ToolAirbrush", "ToolFinger", "ToolMouse", "ToolLens", NULL, NULL, "Touch", "Stylus", "Stylus2" }; char *absval[5] = { "Value", "Min ", "Max ", "Fuzz ", "Flat " }; char *relatives[REL_MAX + 1] = { "X", "Y", "Z", NULL, NULL, NULL, "HWheel", "Dial", "Wheel" }; char *absolutes[ABS_MAX + 1] = { "X", "Y", "Z", "Rx", "Ry", "Rz", "Throttle", "Rudder", "Wheel", "Gas", "Brake", NULL, NULL, NULL, NULL, NULL, "Hat0X", "Hat0Y", "Hat1X", "Hat1Y", "Hat2X", "Hat2Y", "Hat3X", "Hat 3Y", "Pressure", "Distance", "XTilt", "YTilt"}; char *leds[LED_MAX + 1] = { "NumLock", "CapsLock", "ScrollLock", "Compose", "Kana", "Sleep", "Suspend", "Mute" }; char *repeats[REP_MAX + 1] = { "Delay", "Period" }; char *sounds[SND_MAX + 1] = { "Bell", "Click" }; char **names[EV_MAX + 1] = { events, keys, relatives, absolutes, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, leds, sounds, NULL, repeats, NULL, NULL, NULL }; /*------------------------------------------------------------------------------ */ /*------------------------------------------------------------------------------ * CLASS DEF */ static t_class *rawmouse_class; typedef struct _rawmouse { t_object x_obj; t_int x_fd; t_symbol* x_devname; int read_ok; int started; struct input_event x_input_event; float x_scale; float x_translation; t_outlet *x_axis_out[RAWMOUSE_AXES]; t_outlet *x_button_num_out; t_outlet *x_button_val_out; t_clock *x_clock; double x_delaytime; unsigned char x_buttons; unsigned char x_axes; }t_rawmouse; /*------------------------------------------------------------------------------ * IMPLEMENTATION */ //DONE static int rawmouse_close(t_rawmouse *x) { DEBUG(post("rawmouse_close");) if (x->x_fd <0) return 0; close (x->x_fd); return 1; } //DONE static int rawmouse_open(t_rawmouse *x,t_symbol* s) { int eventType, eventCode; unsigned long bitmask[EV_MAX][NBITS(KEY_MAX)]; char devicename[256] = "Unknown"; DEBUG(post("rawmouse_open");) rawmouse_close(x); /* set obj device name to parameter * otherwise set to default */ if (s != &s_) x->x_devname = s; else { post("You need to set a input device (i.e /dev/input/event0)"); } /* open device */ if (x->x_devname) { post("opening ..."); /* open the rawmouse device read-only, non-exclusive */ x->x_fd = open (x->x_devname->s_name, O_RDONLY | O_NONBLOCK); if (x->x_fd >= 0 ) post("done"); else post("failed"); } else { return 1; } /* test if device open */ if (x->x_fd >= 0) post("%s opened",x->x_devname->s_name); else { post("unable to open %s",x->x_devname->s_name); x->x_fd = -1; return 0; } /* read input_events from the RAWMOUSE_DEVICE stream * It seems that is just there to flush the event input buffer? */ while (read (x->x_fd, &(x->x_input_event), sizeof(struct input_event)) > -1); /* get name of device */ ioctl(x->x_fd, EVIOCGNAME(sizeof(devicename)), devicename); post ("configuring %s",devicename); /* get bitmask representing supported events (axes, buttons, etc.) */ memset(bitmask, 0, sizeof(bitmask)); ioctl(x->x_fd, EVIOCGBIT(0, EV_MAX), bitmask[0]); post("Supported events:"); x->x_axes = 0; x->x_buttons = 0; /* cycle through all possible event types */ for (eventType = 0; eventType < EV_MAX; eventType++) { if (test_bit(eventType, bitmask[0])) { post(" %s (type %d) ", events[eventType] ? events[eventType] : "?", eventType); // post("Event type %d",eventType); /* get bitmask representing supported button types */ ioctl(x->x_fd, EVIOCGBIT(eventType, KEY_MAX), bitmask[eventType]); /* cycle through all possible event codes (axes, keys, etc.) * testing to see which are supported */ for (eventCode = 0; eventCode < KEY_MAX; eventCode++) if (test_bit(eventCode, bitmask[eventType])) { post(" Event code %d (%s)", eventCode, names[eventType] ? (names[eventType][eventCode] ? names[eventType][eventCode] : "?") : "?"); if ( eventType == EV_KEY ) x->x_buttons++; else if ( eventType == EV_REL ) x->x_axes++; } } } post ("\nUsing %d axes and %d buttons.", x->x_axes, x->x_buttons); post ("WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING"); post ("This object is under development! The interface could change at anytime!"); post ("As I write cross-platform versions, the interface might have to change."); post ("WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING"); return 1; } static int rawmouse_read(t_rawmouse *x,int fd) { int readBytes; int axis_num = 0; t_float button_num = 0; if (x->x_fd < 0) return 0; if (x->read_ok) { readBytes = read(x->x_fd, &(x->x_input_event), sizeof(struct input_event)); DEBUG(post("reading %d",readBytes);) if ( readBytes < 0 ) { post("rawmouse: read failed"); x->read_ok = 0; return 0; } } if ( x->x_input_event.type == EV_KEY ) { /* key/button event type */ switch ( x->x_input_event.code ) { case BTN_LEFT: button_num = 0; break; case BTN_RIGHT: button_num = 1; break; case BTN_MIDDLE: button_num = 2; break; case BTN_SIDE: button_num = 3; break; case BTN_EXTRA: button_num = 4; break; case BTN_FORWARD: button_num = 5; break; case BTN_BACK: button_num = 6; break; } outlet_float (x->x_button_val_out, x->x_input_event.value); outlet_float (x->x_button_num_out, button_num); } else if ( x->x_input_event.type == EV_REL ) { /* Relative Axes Event Type */ switch ( x->x_input_event.code ) { case REL_X: axis_num = 0; break; case REL_Y: axis_num = 1; break; case REL_WHEEL: axis_num = 2; break; } outlet_float (x->x_axis_out[axis_num], (int)x->x_input_event.value); } return 1; } /* Actions */ static void rawmouse_bang(t_rawmouse* x) { DEBUG(post("rawmouse_bang");) } static void rawmouse_float(t_rawmouse* x) { DEBUG(post("rawmouse_float");) } // DONE void rawmouse_start(t_rawmouse* x) { DEBUG(post("rawmouse_start");) if (x->x_fd >= 0 && !x->started) { sys_addpollfn(x->x_fd, (t_fdpollfn)rawmouse_read, x); post("rawmouse: start"); x->started = 1; } } // DONE void rawmouse_stop(t_rawmouse* x) { DEBUG(post("rawmouse_stop");) if (x->x_fd >= 0 && x->started) { sys_rmpollfn(x->x_fd); post("rawmouse: stop"); x->started = 0; } } /* Misc setup functions */ static void rawmouse_free(t_rawmouse* x) { DEBUG(post("rawmouse_free");) if (x->x_fd < 0) return; rawmouse_stop(x); close (x->x_fd); } static void *rawmouse_new(t_symbol *s) { int i; t_rawmouse *x = (t_rawmouse *)pd_new(rawmouse_class); DEBUG(post("rawmouse_new");) /* init vars */ x->x_fd = -1; x->read_ok = 1; x->started = 0; /* create outlets for each axis */ for (i = 0; i < RAWMOUSE_AXES; i++) x->x_axis_out[i] = outlet_new(&x->x_obj, &s_float); /* create outlets for buttons */ x->x_button_num_out = outlet_new(&x->x_obj, &s_float); x->x_button_val_out = outlet_new(&x->x_obj, &s_float); if (s != &s_) x->x_devname = s; /* Open the device and save settings */ if (!rawmouse_open(x,s)) return x; return (x); } void rawmouse_setup(void) { DEBUG(post("rawmouse_setup");) rawmouse_class = class_new(gensym("rawmouse"), (t_newmethod)rawmouse_new, (t_method)rawmouse_free, sizeof(t_rawmouse),0,A_DEFSYM,0); /* add inlet datatype methods */ class_addfloat(rawmouse_class,(t_method) rawmouse_float); class_addbang(rawmouse_class,(t_method) rawmouse_bang); /* add inlet message methods */ class_addmethod(rawmouse_class, (t_method) rawmouse_open,gensym("open"),A_DEFSYM); class_addmethod(rawmouse_class,(t_method) rawmouse_close,gensym("close"),0); class_addmethod(rawmouse_class,(t_method) rawmouse_start,gensym("start"),0); class_addmethod(rawmouse_class,(t_method) rawmouse_stop,gensym("stop"),0); }