From 3f365ef507d2cf16ddef435b96f690bb454253b5 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Tue, 22 Apr 2003 05:04:49 +0000 Subject: changed the name from raw to linux, since they are linux-specific; put common stuff in linuxhid.h svn path=/trunk/externals/hcs/; revision=583 --- Makefile | 4 +- linuxevent.c | 305 ++++++++++++++++++++++++++++++++++++++++++++ linuxevent.pd | 14 ++ linuxhid.h | 61 +++++++++ linuxjoystick.c | 383 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ linuxjoystick.pd | 98 ++++++++++++++ linuxmouse.c | 331 +++++++++++++++++++++++++++++++++++++++++++++++ linuxmouse.pd | 16 +++ 8 files changed, 1210 insertions(+), 2 deletions(-) create mode 100644 linuxevent.c create mode 100644 linuxevent.pd create mode 100644 linuxhid.h create mode 100644 linuxjoystick.c create mode 100644 linuxjoystick.pd create mode 100644 linuxmouse.c create mode 100644 linuxmouse.pd diff --git a/Makefile b/Makefile index 5a8b48b..25d4f8f 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ -pd_linux: pan_gogins~.pd_linux range.pd_linux rawmouse.pd_linux rawevent.pd_linux rawjoystick.pd_linux +pd_linux: pan_gogins~.pd_linux range.pd_linux linuxmouse.pd_linux linuxevent.pd_linux linuxjoystick.pd_linux rawjoystick.pd_linux -clean: ; rm -f *.pd_linux *.o +clean: ; rm -f *.pd_linux *.o *~ # ----------------------- LINUX i386 ----------------------- diff --git a/linuxevent.c b/linuxevent.c new file mode 100644 index 0000000..a112430 --- /dev/null +++ b/linuxevent.c @@ -0,0 +1,305 @@ + +#include + +#ifdef NT +#pragma warning( disable : 4244 ) +#pragma warning( disable : 4305 ) +#endif + +#include + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include "linuxhid.h" + +#define DEBUG(x) +/*#define DEBUG(x) x */ + +#define LINUXEVENT_DEVICE "/dev/input/event0" +#define LINUXEVENT_OUTLETS 4 + +/*------------------------------------------------------------------------------ + * CLASS DEF + */ +static t_class *linuxevent_class; + +typedef struct _linuxevent { + t_object x_obj; + t_int x_fd; + t_symbol* x_devname; + int read_ok; + int started; + struct input_event x_input_event; + t_outlet *x_input_event_time_outlet; + t_outlet *x_input_event_type_outlet; + t_outlet *x_input_event_code_outlet; + t_outlet *x_input_event_value_outlet; +}t_linuxevent; + +/*------------------------------------------------------------------------------ + * IMPLEMENTATION + */ + +//DONE +static int linuxevent_close(t_linuxevent *x) +{ + DEBUG(post("linuxevent_close");) + + if (x->x_fd <0) return 0; + + close (x->x_fd); + + return 1; +} + +//DONE +static int linuxevent_open(t_linuxevent *x,t_symbol* s) +{ + int eventType, eventCode, buttons, rel_axes, abs_axes, ff; + unsigned long bitmask[EV_MAX][NBITS(KEY_MAX)]; + char devicename[256] = "Unknown"; + DEBUG(post("linuxevent_open");) + + linuxevent_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 linuxevent 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 LINUXEVENT_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:"); + + rel_axes = 0; + abs_axes = 0; + buttons = 0; + ff = 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] : "?") : "?"); + + switch(eventType) { + case EV_RST: + break; + case EV_KEY: + buttons++; + break; + case EV_REL: + rel_axes++; + break; + case EV_ABS: + abs_axes++; + break; + case EV_MSC: + break; + case EV_LED: + break; + case EV_SND: + break; + case EV_REP: + break; + case EV_FF: + ff++; + break; + } + } + } + } + + post ("\nUsing %d relative axes, %d absolute axes, and %d buttons.", rel_axes, abs_axes, buttons); + if (ff > 0) post ("Detected %d force feedback types",ff); + post (""); + 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 linuxevent_read(t_linuxevent *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("linuxevent: read failed"); + x->read_ok = 0; + return 0; + } + } + /* input_event.time is a timeval struct from */ + /* outlet_float (x->x_input_event_time_outlet, x->x_input_event.time); */ + outlet_float (x->x_input_event_type_outlet, x->x_input_event.type); + outlet_float (x->x_input_event_code_outlet, x->x_input_event.code); + outlet_float (x->x_input_event_value_outlet, (int)x->x_input_event.value); + + return 1; +} + +/* Actions */ + +static void linuxevent_bang(t_linuxevent* x) +{ + DEBUG(post("linuxevent_bang");) + +} + +static void linuxevent_float(t_linuxevent* x) +{ + DEBUG(post("linuxevent_float");) + +} + +// DONE +void linuxevent_start(t_linuxevent* x) +{ + DEBUG(post("linuxevent_start");) + + if (x->x_fd >= 0 && !x->started) { + sys_addpollfn(x->x_fd, (t_fdpollfn)linuxevent_read, x); + post("linuxevent: start"); + x->started = 1; + } +} + + +// DONE +void linuxevent_stop(t_linuxevent* x) +{ + DEBUG(post("linuxevent_stop");) + + if (x->x_fd >= 0 && x->started) { + sys_rmpollfn(x->x_fd); + post("linuxevent: stop"); + x->started = 0; + } +} + +/* Misc setup functions */ + + +static void linuxevent_free(t_linuxevent* x) +{ + DEBUG(post("linuxevent_free");) + + if (x->x_fd < 0) return; + + linuxevent_stop(x); + + close (x->x_fd); +} + +static void *linuxevent_new(t_symbol *s) +{ + int i; + t_linuxevent *x = (t_linuxevent *)pd_new(linuxevent_class); + + DEBUG(post("linuxevent_new");) + + /* init vars */ + x->x_fd = -1; + x->read_ok = 1; + x->started = 0; + + /* create outlets for each axis */ + x->x_input_event_time_outlet = outlet_new(&x->x_obj, &s_float); + x->x_input_event_type_outlet = outlet_new(&x->x_obj, &s_float); + x->x_input_event_code_outlet = outlet_new(&x->x_obj, &s_float); + x->x_input_event_value_outlet = outlet_new(&x->x_obj, &s_float); + + if (s != &s_) + x->x_devname = s; + + /* Open the device and save settings */ + + if (!linuxevent_open(x,s)) return x; + + return (x); +} + + +void linuxevent_setup(void) +{ + DEBUG(post("linuxevent_setup");) + linuxevent_class = class_new(gensym("linuxevent"), + (t_newmethod)linuxevent_new, + (t_method)linuxevent_free, + sizeof(t_linuxevent),0,A_DEFSYM,0); + + /* add inlet datatype methods */ + class_addfloat(linuxevent_class,(t_method) linuxevent_float); + class_addbang(linuxevent_class,(t_method) linuxevent_bang); + + /* add inlet message methods */ + class_addmethod(linuxevent_class, (t_method) linuxevent_open,gensym("open"),A_DEFSYM); + class_addmethod(linuxevent_class,(t_method) linuxevent_close,gensym("close"),0); + class_addmethod(linuxevent_class,(t_method) linuxevent_start,gensym("start"),0); + class_addmethod(linuxevent_class,(t_method) linuxevent_stop,gensym("stop"),0); + +} + diff --git a/linuxevent.pd b/linuxevent.pd new file mode 100644 index 0000000..9e6be44 --- /dev/null +++ b/linuxevent.pd @@ -0,0 +1,14 @@ +#N canvas 454 205 450 300 10; +#X floatatom 244 176 5 0 0 3 code - -; +#X floatatom 303 176 5 0 0 3 value - -; +#X floatatom 185 176 4 0 0 3 type - -; +#X floatatom 112 176 9 0 0 3 time - -; +#X msg 176 53 start; +#X msg 187 91 stop; +#X obj 126 123 linuxevent /dev/input/event0; +#X connect 4 0 6 0; +#X connect 5 0 6 0; +#X connect 6 0 3 0; +#X connect 6 1 2 0; +#X connect 6 2 0 0; +#X connect 6 3 1 0; diff --git a/linuxhid.h b/linuxhid.h new file mode 100644 index 0000000..9707eec --- /dev/null +++ b/linuxhid.h @@ -0,0 +1,61 @@ +/*------------------------------------------------------------------------------ + * 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 }; + +/*------------------------------------------------------------------------------ + */ diff --git a/linuxjoystick.c b/linuxjoystick.c new file mode 100644 index 0000000..ceb4edd --- /dev/null +++ b/linuxjoystick.c @@ -0,0 +1,383 @@ + +#include + +#ifdef NT +#pragma warning( disable : 4244 ) +#pragma warning( disable : 4305 ) +#endif + +#include + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include "linuxhid.h" + +#define DEBUG(x) +/*#define DEBUG(x) x */ + + +#define LINUXJOYSTICK_DEVICE "/dev/input/event0" + +#define LINUXJOYSTICK_AXES 6 +#define LINUXJOYSTICK_BUTTONS 9 + +/*------------------------------------------------------------------------------ + * CLASS DEF + */ +static t_class *linuxjoystick_class; + +typedef struct _linuxjoystick { + t_object x_obj; + t_int x_fd; + t_symbol* x_devname; + int read_ok; + int started; + struct input_event x_input_event; + t_outlet *x_axis_out[LINUXJOYSTICK_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_linuxjoystick; + +/*------------------------------------------------------------------------------ + * IMPLEMENTATION + */ + +//DONE +static int linuxjoystick_close(t_linuxjoystick *x) +{ + DEBUG(post("linuxjoystick_close");) + + if (x->x_fd <0) return 0; + + close (x->x_fd); + + return 1; +} + +//DONE +static int linuxjoystick_open(t_linuxjoystick *x,t_symbol* s) +{ + int eventType, eventCode; + unsigned long bitmask[EV_MAX][NBITS(KEY_MAX)]; + char devicename[256] = "Unknown"; + DEBUG(post("linuxjoystick_open");) + + linuxjoystick_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 linuxjoystick 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 LINUXJOYSTICK_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_ABS ) + 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 linuxjoystick_read(t_linuxjoystick *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("linuxjoystick: 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_0: + button_num = 0; + break; + case BTN_1: + button_num = 1; + break; + case BTN_2: + button_num = 2; + break; + case BTN_3: + button_num = 3; + break; + case BTN_4: + button_num = 4; + break; + case BTN_5: + button_num = 5; + break; + case BTN_6: + button_num = 6; + break; + case BTN_7: + button_num = 7; + break; + case BTN_8: + button_num = 8; + break; + case BTN_9: + button_num = 9; + break; + case BTN_TRIGGER: + button_num = 10; + break; + case BTN_THUMB: + button_num = 11; + break; + case BTN_THUMB2: + button_num = 12; + break; + case BTN_TOP: + button_num = 13; + break; + case BTN_TOP2: + button_num = 14; + break; + case BTN_PINKIE: + button_num = 15; + break; + case BTN_BASE: + button_num = 16; + break; + case BTN_BASE2: + button_num = 17; + break; + case BTN_BASE3: + button_num = 18; + break; + case BTN_BASE4: + button_num = 19; + break; + case BTN_BASE5: + button_num = 20; + break; + case BTN_BASE6: + button_num = 21; + 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_ABS ) { + /* Relative Axes Event Type */ + switch ( x->x_input_event.code ) { + case ABS_X: + axis_num = 0; + break; + case ABS_Y: + axis_num = 1; + break; + case ABS_Z: + axis_num = 2; + break; + case ABS_HAT0X: + axis_num = 3; + break; + case ABS_HAT0Y: + axis_num = 4; + break; + case ABS_THROTTLE: + axis_num = 5; + break; + } + outlet_float (x->x_axis_out[axis_num], (int)x->x_input_event.value); + } + + return 1; +} + + + +/* Actions */ + +static void linuxjoystick_bang(t_linuxjoystick* x) +{ + DEBUG(post("linuxjoystick_bang");) + +} + +static void linuxjoystick_float(t_linuxjoystick* x) +{ + DEBUG(post("linuxjoystick_float");) + +} + +// DONE +void linuxjoystick_start(t_linuxjoystick* x) +{ + DEBUG(post("linuxjoystick_start");) + + if (x->x_fd >= 0 && !x->started) { + sys_addpollfn(x->x_fd, (t_fdpollfn)linuxjoystick_read, x); + post("linuxjoystick: start"); + x->started = 1; + } +} + + +// DONE +void linuxjoystick_stop(t_linuxjoystick* x) +{ + DEBUG(post("linuxjoystick_stop");) + + if (x->x_fd >= 0 && x->started) { + sys_rmpollfn(x->x_fd); + post("linuxjoystick: stop"); + x->started = 0; + } +} + +/* Misc setup functions */ + + +static void linuxjoystick_free(t_linuxjoystick* x) +{ + DEBUG(post("linuxjoystick_free");) + + if (x->x_fd < 0) return; + + linuxjoystick_stop(x); + + close (x->x_fd); +} + +static void *linuxjoystick_new(t_symbol *s) +{ + int i; + t_linuxjoystick *x = (t_linuxjoystick *)pd_new(linuxjoystick_class); + + DEBUG(post("linuxjoystick_new");) + + /* init vars */ + x->x_fd = -1; + x->read_ok = 1; + x->started = 0; + + /* create outlets for each axis */ + for (i = 0; i < LINUXJOYSTICK_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 (!linuxjoystick_open(x,s)) return x; + + return (x); +} + + +void linuxjoystick_setup(void) +{ + DEBUG(post("linuxjoystick_setup");) + linuxjoystick_class = class_new(gensym("linuxjoystick"), + (t_newmethod)linuxjoystick_new, + (t_method)linuxjoystick_free, + sizeof(t_linuxjoystick),0,A_DEFSYM,0); + + /* add inlet datatype methods */ + class_addfloat(linuxjoystick_class,(t_method) linuxjoystick_float); + class_addbang(linuxjoystick_class,(t_method) linuxjoystick_bang); + + /* add inlet message methods */ + class_addmethod(linuxjoystick_class, (t_method) linuxjoystick_open,gensym("open"),A_DEFSYM); + class_addmethod(linuxjoystick_class,(t_method) linuxjoystick_close,gensym("close"),0); + class_addmethod(linuxjoystick_class,(t_method) linuxjoystick_start,gensym("start"),0); + class_addmethod(linuxjoystick_class,(t_method) linuxjoystick_stop,gensym("stop"),0); + +} + diff --git a/linuxjoystick.pd b/linuxjoystick.pd new file mode 100644 index 0000000..0c37469 --- /dev/null +++ b/linuxjoystick.pd @@ -0,0 +1,98 @@ +#N canvas 61 386 886 505 10; +#X msg 192 64 start; +#X msg 203 95 stop; +#X floatatom 397 180 2 0 0 3 button# - -; +#X floatatom 454 179 2 0 0 3 button_value - -; +#X floatatom 143 180 5 0 0 3 y-axis - -; +#X floatatom 95 180 5 0 0 3 x-axis - -; +#X floatatom 242 181 3 0 0 3 hat-X - -; +#X floatatom 288 181 3 0 0 3 hat-Y - -; +#X floatatom 192 181 5 0 0 3 twist - -; +#X floatatom 331 180 5 0 0 3 throttle - -; +#X obj 192 123 linuxjoystick /dev/input/event1; +#X obj 299 309 select 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 +19 20 21; +#X obj 297 354 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 313 355 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 333 354 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 351 354 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 370 353 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 389 354 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 409 353 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 734 354 bng 30 250 50 0 empty empty not_recognized 0 -6 0 8 +-261689 -1 -1; +#X obj 689 352 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 667 350 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 647 351 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 631 354 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 613 352 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 596 350 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 579 352 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 561 351 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 541 349 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 523 351 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 503 350 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 485 351 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 466 351 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 447 353 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 428 353 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X obj 439 220 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 +-1; +#X connect 0 0 10 0; +#X connect 1 0 10 0; +#X connect 2 0 11 0; +#X connect 3 0 35 0; +#X connect 10 0 5 0; +#X connect 10 1 4 0; +#X connect 10 2 8 0; +#X connect 10 3 6 0; +#X connect 10 4 7 0; +#X connect 10 5 9 0; +#X connect 10 6 2 0; +#X connect 10 7 3 0; +#X connect 11 0 12 0; +#X connect 11 1 13 0; +#X connect 11 2 14 0; +#X connect 11 3 15 0; +#X connect 11 4 16 0; +#X connect 11 5 17 0; +#X connect 11 6 18 0; +#X connect 11 7 34 0; +#X connect 11 8 33 0; +#X connect 11 9 32 0; +#X connect 11 10 31 0; +#X connect 11 11 30 0; +#X connect 11 12 29 0; +#X connect 11 13 28 0; +#X connect 11 14 27 0; +#X connect 11 15 26 0; +#X connect 11 16 25 0; +#X connect 11 17 24 0; +#X connect 11 18 23 0; +#X connect 11 19 22 0; +#X connect 11 20 21 0; +#X connect 11 21 20 0; +#X connect 11 22 19 0; +#X connect 35 0 2 0; diff --git a/linuxmouse.c b/linuxmouse.c new file mode 100644 index 0000000..913d35b --- /dev/null +++ b/linuxmouse.c @@ -0,0 +1,331 @@ + +#include + +#ifdef NT +#pragma warning( disable : 4244 ) +#pragma warning( disable : 4305 ) +#endif + + +#include + +#include + +#include +#include +#include +#include +#include +#include +#include + +#include "linuxhid.h" + +#define DEBUG(x) +/*#define DEBUG(x) x */ + + +#define LINUXMOUSE_DEVICE "/dev/input/event0" + +#define LINUXMOUSE_AXES 3 +#define LINUXMOUSE_BUTTONS 7 + + +/*------------------------------------------------------------------------------ + * CLASS DEF + */ +static t_class *linuxmouse_class; + +typedef struct _linuxmouse { + t_object x_obj; + t_int x_fd; + t_symbol* x_devname; + int read_ok; + int started; + struct input_event x_input_event; + t_outlet *x_axis_out[LINUXMOUSE_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_linuxmouse; + +/*------------------------------------------------------------------------------ + * IMPLEMENTATION + */ + +//DONE +static int linuxmouse_close(t_linuxmouse *x) +{ + DEBUG(post("linuxmouse_close");) + + if (x->x_fd <0) return 0; + + close (x->x_fd); + + return 1; +} + +//DONE +static int linuxmouse_open(t_linuxmouse *x,t_symbol* s) +{ + int eventType, eventCode; + unsigned long bitmask[EV_MAX][NBITS(KEY_MAX)]; + char devicename[256] = "Unknown"; + DEBUG(post("linuxmouse_open");) + + linuxmouse_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 linuxmouse 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 LINUXMOUSE_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 linuxmouse_read(t_linuxmouse *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("linuxmouse: 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 linuxmouse_bang(t_linuxmouse* x) +{ + DEBUG(post("linuxmouse_bang");) + +} + +static void linuxmouse_float(t_linuxmouse* x) +{ + DEBUG(post("linuxmouse_float");) + +} + +// DONE +void linuxmouse_start(t_linuxmouse* x) +{ + DEBUG(post("linuxmouse_start");) + + if (x->x_fd >= 0 && !x->started) { + sys_addpollfn(x->x_fd, (t_fdpollfn)linuxmouse_read, x); + post("linuxmouse: start"); + x->started = 1; + } +} + + +// DONE +void linuxmouse_stop(t_linuxmouse* x) +{ + DEBUG(post("linuxmouse_stop");) + + if (x->x_fd >= 0 && x->started) { + sys_rmpollfn(x->x_fd); + post("linuxmouse: stop"); + x->started = 0; + } +} + +/* Misc setup functions */ + + +static void linuxmouse_free(t_linuxmouse* x) +{ + DEBUG(post("linuxmouse_free");) + + if (x->x_fd < 0) return; + + linuxmouse_stop(x); + + close (x->x_fd); +} + +static void *linuxmouse_new(t_symbol *s) +{ + int i; + t_linuxmouse *x = (t_linuxmouse *)pd_new(linuxmouse_class); + + DEBUG(post("linuxmouse_new");) + + /* init vars */ + x->x_fd = -1; + x->read_ok = 1; + x->started = 0; + + /* create outlets for each axis */ + for (i = 0; i < LINUXMOUSE_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 (!linuxmouse_open(x,s)) return x; + + return (x); +} + + +void linuxmouse_setup(void) +{ + DEBUG(post("linuxmouse_setup");) + linuxmouse_class = class_new(gensym("linuxmouse"), + (t_newmethod)linuxmouse_new, + (t_method)linuxmouse_free, + sizeof(t_linuxmouse),0,A_DEFSYM,0); + + /* add inlet datatype methods */ + class_addfloat(linuxmouse_class,(t_method) linuxmouse_float); + class_addbang(linuxmouse_class,(t_method) linuxmouse_bang); + + /* add inlet message methods */ + class_addmethod(linuxmouse_class, (t_method) linuxmouse_open,gensym("open"),A_DEFSYM); + class_addmethod(linuxmouse_class,(t_method) linuxmouse_close,gensym("close"),0); + class_addmethod(linuxmouse_class,(t_method) linuxmouse_start,gensym("start"),0); + class_addmethod(linuxmouse_class,(t_method) linuxmouse_stop,gensym("stop"),0); + +} + diff --git a/linuxmouse.pd b/linuxmouse.pd new file mode 100644 index 0000000..e735296 --- /dev/null +++ b/linuxmouse.pd @@ -0,0 +1,16 @@ +#N canvas 454 205 450 300 10; +#X floatatom 258 160 5 0 0 3 button# - -; +#X floatatom 321 162 5 0 0 3 button_value - -; +#X floatatom 175 160 2 0 0 3 wheel - -; +#X floatatom 99 161 4 0 0 3 y-axis - -; +#X floatatom 24 162 4 0 0 3 x-axis - -; +#X obj 75 110 linuxmouse /dev/input/event0; +#X msg 125 40 start; +#X msg 136 78 stop; +#X connect 5 0 4 0; +#X connect 5 1 3 0; +#X connect 5 2 2 0; +#X connect 5 3 0 0; +#X connect 5 4 1 0; +#X connect 6 0 5 0; +#X connect 7 0 5 0; -- cgit v1.2.1