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-rw-r--r--externals/deprecated/linuxmouse.c284
1 files changed, 284 insertions, 0 deletions
diff --git a/externals/deprecated/linuxmouse.c b/externals/deprecated/linuxmouse.c
new file mode 100644
index 00000000..aed33082
--- /dev/null
+++ b/externals/deprecated/linuxmouse.c
@@ -0,0 +1,284 @@
+#include <m_pd.h>
+
+#ifdef PD_MAJOR_VERSION
+#include "s_stuff.h"
+#else
+#include "m_imp.h"
+#endif
+
+#include "linuxhid.h"
+
+#define LINUXMOUSE_DEVICE "/dev/input/event0"
+#define LINUXMOUSE_AXES 3
+
+static char *version = "$Revision: 1.1 $";
+
+/*------------------------------------------------------------------------------
+ * CLASS DEF
+ */
+static t_class *linuxmouse_class;
+
+typedef struct _linuxmouse {
+ t_object x_obj;
+ t_int x_fd;
+ t_symbol *x_devname;
+ int x_read_ok;
+ int x_started;
+#ifdef __gnu_linux__
+ struct input_event x_input_event;
+#endif
+ t_outlet *x_axis_out[LINUXMOUSE_AXES];
+ t_outlet *x_button_num_out;
+ t_outlet *x_button_val_out;
+ unsigned char x_buttons;
+ unsigned char x_axes;
+} t_linuxmouse;
+
+/*------------------------------------------------------------------------------
+ * IMPLEMENTATION
+ */
+
+/* Actions */
+void linuxmouse_stop(t_linuxmouse* x) {
+ DEBUG(post("linuxmouse_stop"););
+
+#ifdef __gnu_linux__
+ if (x->x_fd >= 0 && x->x_started) {
+ sys_rmpollfn(x->x_fd);
+ post("[linuxmouse] stopped");
+ x->x_started = 0;
+ }
+#endif
+}
+
+static int linuxmouse_close(t_linuxmouse *x) {
+ DEBUG(post("linuxmouse_close"););
+
+/* just to be safe, stop it first */
+ linuxmouse_stop(x);
+
+ if (x->x_fd < 0) {
+ return 0;
+ }
+ else {
+ close (x->x_fd);
+ post ("[linuxmouse] closed %s",x->x_devname->s_name);
+ return 1;
+ }
+}
+
+static int linuxmouse_open(t_linuxmouse *x, t_symbol *s) {
+ int eventType, eventCode;
+ char devicename[256] = "Unknown";
+#ifdef __gnu_linux__
+ unsigned long bitmask[EV_MAX][NBITS(KEY_MAX)];
+#endif
+
+ DEBUG(post("linuxmouse_open"););
+
+ linuxmouse_close(x);
+
+ /* set obj device name to parameter otherwise set to default */
+ if ( s != &s_ )
+ x->x_devname = s;
+
+#ifdef __gnu_linux__
+ /* open device */
+ if (x->x_devname) {
+ /* open the device read-only, non-exclusive */
+ x->x_fd = open (x->x_devname->s_name, O_RDONLY | O_NONBLOCK);
+ /* test if device open */
+ if (x->x_fd < 0 ) {
+ post("[linuxmouse] open %s failed",x->x_devname->s_name);
+ x->x_fd = -1;
+ return 0;
+ }
+ } else {
+ post("[linuxmouse] no device set: %s",x->x_devname->s_name);
+ return 1;
+ }
+
+/* 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 on %s.",devicename,x->x_devname->s_name);
+ post("\nSupported events:");
+
+ /* get bitmask representing supported events (axes, buttons, etc.) */
+ memset(bitmask, 0, sizeof(bitmask));
+ ioctl(x->x_fd, EVIOCGBIT(0, EV_MAX), bitmask[0]);
+
+ 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 ("\nWARNING * 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\n");
+#endif
+
+ return 1;
+}
+
+static int linuxmouse_read(t_linuxmouse *x,int fd) {
+ int axis_num = 0;
+ t_float button_num = 0;
+
+ if (x->x_fd < 0) return 0;
+
+#ifdef __gnu_linux__
+ while (read (x->x_fd, &(x->x_input_event), sizeof(struct input_event)) > -1) {
+ 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);
+ }
+ else 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);
+ }
+ }
+#endif
+
+ return 1;
+}
+
+void linuxmouse_start(t_linuxmouse* x) {
+ DEBUG(post("linuxmouse_start"););
+
+/* if the device isn't open already, open it */
+/* (I'll test this later -HCS) */
+/* if (x->x_fd < 0) linuxmouse_open(x,&s_); */
+
+#ifdef __gnu_linux__
+ if (x->x_fd >= 0 && !x->x_started) {
+ sys_addpollfn(x->x_fd, (t_fdpollfn)linuxmouse_read, x);
+ post("[linuxmouse] started");
+ x->x_started = 1;
+ } else {
+ post("You need to set a input device (i.e /dev/input/event0)");
+ }
+#endif
+}
+
+/* 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"););
+
+ post("[linuxmouse] %s, written by Hans-Christoph Steiner <hans@eds.org>",version);
+#ifndef __gnu_linux__
+ post(" !! WARNING !! WARNING !! WARNING !! WARNING !! WARNING !! WARNING !!");
+ post(" This is a dummy, since this object only works with a Linux kernel!");
+ post(" !! WARNING !! WARNING !! WARNING !! WARNING !! WARNING !! WARNING !!");
+#endif
+
+ /* init vars */
+ x->x_fd = -1;
+ x->x_read_ok = 1;
+ x->x_started = 0;
+ x->x_devname = gensym("/dev/input/event0");
+
+ /* 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 (!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 message methods */
+ class_addmethod(linuxmouse_class,(t_method) linuxmouse_open,gensym("open"),A_DEFSYM,0);
+ 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);
+ class_addmethod(linuxmouse_class,(t_method) linuxmouse_start,gensym("poll"),0);
+ class_addmethod(linuxmouse_class,(t_method) linuxmouse_stop,gensym("nopoll"),0);
+}
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-30 05:31:51 +0000