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-rw-r--r--rawhid/rawjoystick.c146
1 files changed, 99 insertions, 47 deletions
diff --git a/rawhid/rawjoystick.c b/rawhid/rawjoystick.c
index 8497cc2..82a52c4 100644
--- a/rawhid/rawjoystick.c
+++ b/rawhid/rawjoystick.c
@@ -16,19 +16,31 @@
*
*/
/*
- * $Id: rawjoystick.c,v 1.2 2003-08-20 16:20:43 eighthave Exp $
+ * $Id: rawjoystick.c,v 1.3 2003-10-12 16:26:39 eighthave Exp $
+ *
+ * TODO
+ * -make work with multiple joysticks (using SDL_JoyHatEvent.which)
+ * -figure out why it takes so long for [rawjoystick] to start
+ * -get throttle and twist working
*/
-static char *version = "$Revision: 1.2 $";
+static char *version = "$Revision: 1.3 $";
-#include "SDL.h"
+#include <SDL/SDL.h>
+#include <m_pd.h>
#include "m_imp.h"
-//#define DEBUG(x)
-#define DEBUG(x) x
+#define DEBUG(x)
+/* #define DEBUG(x) x */
+/* total number of axes and buttons supported by this object */
+/* each axis gets a fixed outlet */
#define RAWJOYSTICK_AXES 6
#define RAWJOYSTICK_BUTTONS 9
+/* this is the outlet number for the hat switch */
+#define RAWJOYSTICK_HATX 3
+#define RAWJOYSTICK_HATY 4
+
/*------------------------------------------------------------------------------
* CLASS DEF
@@ -90,81 +102,115 @@ static int rawjoystick_open(t_rawjoystick *x) {
post (" device has %i axes, %i hats, and %i buttons.\n",x->x_axes,x->x_hats,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 ("This object is under development! The interface will change!");
+ post ("This means inlets, outlets, messages, etc. are not fixed!");
post ("WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING");
return 1;
}
-static int rawjoystick_read(t_rawjoystick *x,int fd) {
- SDL_Event event;
-
- DEBUG(post("rawjoystick_READ"));
+/* read the joystick, called through clock */
+static void *rawjoystick_read(t_rawjoystick *x) {
+ SDL_Event event;
+
+/* DEBUG(post("rawjoystick_READ")); */
+
+ if ( ! SDL_JoystickOpened(x->x_devnum) ) {
+ post ("Joystick not open, you need to open it first.");
+ return 0;
+ }
+
+/* DEBUG(post("Joystick read: %s",SDL_JoystickName(x->x_devnum));) */
- if ( ! SDL_JoystickOpened(x->x_devnum) ) {
- return 0;
+ if ( SDL_PollEvent(&event) ) {
+ DEBUG(post("SDL_Event.type: %i",event.type);)
+ DEBUG(post("SDL_JoyAxisEvent.value: %i",event.jaxis.value);)
+ DEBUG(post("SDL_JoyButtonEvent.value: %i",event.jbutton.state);)
+ switch (event.type) {
+ case SDL_JOYAXISMOTION:
+/*
+ * It might be a good idea to make a for{;;} loop to output the values of
+ * all of the axes everytime in right-to-left order.
+ */
+ outlet_float (x->x_axis_out[event.jaxis.axis], event.jaxis.value);
+ break;
+ case SDL_JOYHATMOTION:
+ /* this object only supports the first hat switch */
+ if (event.jhat.hat == 0) {
+ /* X axis */
+ if (event.jhat.value & SDL_HAT_LEFT) {
+ outlet_float (x->x_axis_out[RAWJOYSTICK_HATX], -1);
+ } else if (event.jhat.value & SDL_HAT_RIGHT) {
+ outlet_float (x->x_axis_out[RAWJOYSTICK_HATX], 1);
+ } else {
+ outlet_float (x->x_axis_out[RAWJOYSTICK_HATX], 0);
+ }
+ /* Y axis */
+ if (event.jhat.value & SDL_HAT_UP) {
+ outlet_float (x->x_axis_out[RAWJOYSTICK_HATY], -1);
+ } else if (event.jhat.value & SDL_HAT_DOWN) {
+ outlet_float (x->x_axis_out[RAWJOYSTICK_HATY], 1);
+ } else {
+ outlet_float (x->x_axis_out[RAWJOYSTICK_HATY], 0);
+ }
+ }
+ break;
+ case SDL_JOYBUTTONDOWN:
+ outlet_float (x->x_button_val_out, 1);
+ outlet_float (x->x_button_num_out, (float)event.jbutton.button);
+ break;
+ case SDL_JOYBUTTONUP:
+ outlet_float (x->x_button_val_out, 0);
+ outlet_float (x->x_button_num_out, (float)event.jbutton.button);
+ break;
+ default:
+ DEBUG(post("Unhandled event."));
+ }
}
- post("Joystick read: %s",SDL_JoystickName(x->x_devnum));
+ if (x->started)
+ clock_delay(x->x_clock, x->x_delaytime);
- if ( SDL_PollEvent(&event) ) {
- post("SDL_Event.type: %i",event.type);
- post("SDL_JoyAxisEvent.value: %i",event.jaxis.value);
- post("SDL_JoyButtonEvent.value: %i",event.jbutton.state);
- switch (event.type) {
- case SDL_JOYAXISMOTION:
- outlet_float (x->x_axis_out[event.jaxis.axis], event.jaxis.value);
- break;
- case SDL_JOYHATMOTION:
- break;
- case SDL_JOYBUTTONDOWN:
- outlet_float (x->x_button_val_out, 1);
- outlet_float (x->x_button_num_out, event.jaxis.axis);
- break;
- case SDL_JOYBUTTONUP:
- outlet_float (x->x_button_val_out, 0);
- outlet_float (x->x_button_num_out, event.jaxis.axis);
- break;
- default:
- DEBUG(post("Unhandled event."));
- }
- }
- return 1;
+ return NULL;
}
/* Actions */
static void rawjoystick_bang(t_rawjoystick* x) {
- DEBUG(post("rawjoystick_bang"));
+ DEBUG(post("rawjoystick_bang"));
}
static void rawjoystick_float(t_rawjoystick* x) {
- DEBUG(post("rawjoystick_float"));
+ DEBUG(post("rawjoystick_float"));
}
-// DONE
void rawjoystick_start(t_rawjoystick* x)
{
DEBUG(post("rawjoystick_START"));
if ( ( SDL_JoystickOpened(x->x_devnum) ) && ( ! x->started ) ) {
- sys_addpollfn(x->x_devnum, (t_fdpollfn)rawjoystick_read, x);
x->started = 1;
+ clock_delay(x->x_clock, 0);
}
}
-// DONE
void rawjoystick_stop(t_rawjoystick* x) {
DEBUG(post("rawjoystick_STOP");)
-
+
if ( ( SDL_JoystickOpened(x->x_devnum) ) && ( x->started ) ) {
- sys_rmpollfn(x->x_devnum);
- x->started = 0;
+ x->started = 0;
+ clock_unset(x->x_clock);
}
}
+void rawjoystick_delay(t_rawjoystick* x, t_float f) {
+ DEBUG(post("rawjoystick_DELAY %f",f);)
+
+ x->x_delaytime = f;
+}
+
+
/* Misc setup functions */
@@ -177,6 +223,7 @@ static void rawjoystick_free(t_rawjoystick* x) {
SDL_JoystickClose(x->x_joystick);
SDL_Quit();
+ clock_free(x->x_clock);
}
static void *rawjoystick_new(t_float argument) {
@@ -191,6 +238,9 @@ static void *rawjoystick_new(t_float argument) {
x->x_devnum = 0;
x->read_ok = 1;
x->started = 0;
+ x->x_delaytime = 5;
+
+ x->x_clock = clock_new(x, (t_method)rawjoystick_read);
/* INIT SDL using joystick layer */
/* Note: Video is required to start Event Loop !! */
@@ -222,7 +272,6 @@ static void *rawjoystick_new(t_float argument) {
x->x_button_val_out = outlet_new(&x->x_obj, &s_float);
/* Open the device and save settings */
-
if ( ! rawjoystick_open(x) ) return x;
return (x);
@@ -244,9 +293,12 @@ void rawjoystick_setup(void)
/* add inlet message methods */
class_addmethod(rawjoystick_class,(t_method) rawjoystick_open,gensym("open"),0);
class_addmethod(rawjoystick_class,(t_method) rawjoystick_close,gensym("close"),0);
+
class_addmethod(rawjoystick_class,(t_method) rawjoystick_start,gensym("start"),0);
class_addmethod(rawjoystick_class,(t_method) rawjoystick_stop,gensym("stop"),0);
+
class_addmethod(rawjoystick_class,(t_method) rawjoystick_read,gensym("read"),0);
-
+
+ class_addmethod(rawjoystick_class,(t_method) rawjoystick_delay,gensym("delay"),A_FLOAT,0);
}
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-18 11:22:37 +0000