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Added some debug logging to print out every event added to the SDL qu… 

…eue.
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@icculus
icculus committed Nov 3, 2016
1 parent baadd54 commit 0f83ae0fd958e65085a6ce7df1621e949f3cb128
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Showing with 230 additions and 0 deletions.
  1. +230 −0 src/events/SDL_events.c
230 src/events/SDL_events.c
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@@ -33,6 +33,8 @@
#endif
#include "../video/SDL_sysvideo.h"

/*#define SDL_DEBUG_EVENTS 1*/

/* An arbitrary limit so we don't have unbounded growth */
#define SDL_MAX_QUEUED_EVENTS 65535

@@ -84,6 +86,230 @@ static struct
} SDL_EventQ = { NULL, { 1 }, { 0 }, 0, NULL, NULL, NULL, NULL, NULL };


#ifdef SDL_DEBUG_EVENTS

/* this is to make printf() calls cleaner. */
#define uint unsigned int

static void
SDL_DebugPrintEvent(const SDL_Event *event)
{
/* !!! FIXME: This code is kinda ugly, sorry. */
printf("SDL EVENT: ");

if ((event->type >= SDL_USEREVENT) && (event->type <= SDL_LASTEVENT)) {
printf("SDL_USEREVENT");
if (event->type > SDL_USEREVENT) {
printf("+%u", ((uint) event->type) - SDL_USEREVENT);
}
printf(" (timestamp=%u windowid=%u code=%d data1=%p data2=%p)",
(uint) event->user.timestamp, (uint) event->user.windowID,
(int) event->user.code, event->user.data1, event->user.data2);
return;
}

switch (event->type) {
#define SDL_EVENT_CASE(x) case x: printf("%s", #x);
SDL_EVENT_CASE(SDL_FIRSTEVENT) printf("(THIS IS PROBABLY A BUG!)"); break;
SDL_EVENT_CASE(SDL_QUIT) printf("(timestamp=%u)", (uint) event->quit.timestamp); break;
SDL_EVENT_CASE(SDL_APP_TERMINATING) break;
SDL_EVENT_CASE(SDL_APP_LOWMEMORY) break;
SDL_EVENT_CASE(SDL_APP_WILLENTERBACKGROUND) break;
SDL_EVENT_CASE(SDL_APP_DIDENTERBACKGROUND) break;
SDL_EVENT_CASE(SDL_APP_WILLENTERFOREGROUND) break;
SDL_EVENT_CASE(SDL_APP_DIDENTERFOREGROUND) break;
SDL_EVENT_CASE(SDL_KEYMAPCHANGED) break;
SDL_EVENT_CASE(SDL_CLIPBOARDUPDATE); break;
SDL_EVENT_CASE(SDL_RENDER_TARGETS_RESET) break;
SDL_EVENT_CASE(SDL_RENDER_DEVICE_RESET) break;
#undef SDL_EVENT_CASE

#define SDL_EVENT_CASE(x) case x: printf("%s ", #x);

SDL_EVENT_CASE(SDL_WINDOWEVENT)
printf("(timestamp=%u windowid=%u event=", (uint) event->window.timestamp, (uint) event->window.windowID);
switch(event->window.event) {
case SDL_WINDOWEVENT_NONE: printf("none(THIS IS PROBABLY A BUG!)"); break;
#define SDL_WINDOWEVENT_CASE(x) case x: printf("%s", #x); break
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_SHOWN);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_HIDDEN);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_EXPOSED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_MOVED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_RESIZED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_SIZE_CHANGED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_MINIMIZED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_MAXIMIZED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_RESTORED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_ENTER);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_LEAVE);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_FOCUS_GAINED);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_FOCUS_LOST);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_CLOSE);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_TAKE_FOCUS);
SDL_WINDOWEVENT_CASE(SDL_WINDOWEVENT_HIT_TEST);
#undef SDL_WINDOWEVENT_CASE
default: printf("UNKNOWN(bug? fixme?)"); break;
}
printf(" data1=%d data2=%d)", (int) event->window.data1, (int) event->window.data2);
break;

SDL_EVENT_CASE(SDL_SYSWMEVENT)
printf("(timestamp=%u)", (uint) event->syswm.timestamp);
/* !!! FIXME: we don't delve further at the moment. */
break;

#define PRINT_KEY_EVENT(event) \
printf("(timestamp=%u windowid=%u state=%s repeat=%s scancode=%u keycode=%u mod=%u)", \
(uint) event->key.timestamp, (uint) event->key.windowID, \
event->key.state == SDL_PRESSED ? "pressed" : "released", \
event->key.repeat ? "true" : "false", \
(uint) event->key.keysym.scancode, \
(uint) event->key.keysym.sym, \
(uint) event->key.keysym.mod)
SDL_EVENT_CASE(SDL_KEYDOWN) PRINT_KEY_EVENT(event); break;
SDL_EVENT_CASE(SDL_KEYUP) PRINT_KEY_EVENT(event); break;
#undef PRINT_KEY_EVENT

SDL_EVENT_CASE(SDL_TEXTEDITING)
printf("(timestamp=%u windowid=%u text='%s' start=%d length=%d)",
(uint) event->edit.timestamp, (uint) event->edit.windowID,
event->edit.text, (int) event->edit.start, (int) event->edit.length);
break;

SDL_EVENT_CASE(SDL_TEXTINPUT)
printf("(timestamp=%u windowid=%u text='%s')", (uint) event->text.timestamp, (uint) event->text.windowID, event->text.text);
break;


SDL_EVENT_CASE(SDL_MOUSEMOTION)
printf("(timestamp=%u windowid=%u which=%u state=%u x=%d y=%d xrel=%d yrel=%d)",
(uint) event->motion.timestamp, (uint) event->motion.windowID,
(uint) event->motion.which, (uint) event->motion.state,
(int) event->motion.x, (int) event->motion.y,
(int) event->motion.xrel, (int) event->motion.yrel);
break;

#define PRINT_MBUTTON_EVENT(event) \
printf("(timestamp=%u windowid=%u which=%u button=%u state=%s clicks=%u x=%d y=%d)", \
(uint) event->button.timestamp, (uint) event->button.windowID, \
(uint) event->button.which, (uint) event->button.button, \
event->button.state == SDL_PRESSED ? "pressed" : "released", \
(uint) event->button.clicks, (int) event->button.x, (int) event->button.y)
SDL_EVENT_CASE(SDL_MOUSEBUTTONDOWN) PRINT_MBUTTON_EVENT(event); break;
SDL_EVENT_CASE(SDL_MOUSEBUTTONUP) PRINT_MBUTTON_EVENT(event); break;
#undef PRINT_MBUTTON_EVENT


SDL_EVENT_CASE(SDL_MOUSEWHEEL)
printf("(timestamp=%u windowid=%u which=%u x=%d y=%d direction=%s)",
(uint) event->wheel.timestamp, (uint) event->wheel.windowID,
(uint) event->wheel.which, (int) event->wheel.x, (int) event->wheel.y,
event->wheel.direction == SDL_MOUSEWHEEL_NORMAL ? "normal" : "flipped");
break;

SDL_EVENT_CASE(SDL_JOYAXISMOTION)
printf("(timestamp=%u which=%d axis=%u value=%d)",
(uint) event->jaxis.timestamp, (int) event->jaxis.which,
(uint) event->jaxis.axis, (int) event->jaxis.value);
break;

SDL_EVENT_CASE(SDL_JOYBALLMOTION)
printf("(timestamp=%u which=%d ball=%u xrel=%d yrel=%d)",
(uint) event->jball.timestamp, (int) event->jball.which,
(uint) event->jball.ball, (int) event->jball.xrel, (int) event->jball.yrel);
break;

SDL_EVENT_CASE(SDL_JOYHATMOTION)
printf("(timestamp=%u which=%d hat=%u value=%u)",
(uint) event->jhat.timestamp, (int) event->jhat.which,
(uint) event->jhat.hat, (uint) event->jhat.value);
break;

#define PRINT_JBUTTON_EVENT(event) \
printf("(timestamp=%u which=%d button=%u state=%s)", \
(uint) event->jbutton.timestamp, (int) event->jbutton.which, \
(uint) event->jbutton.button, event->jbutton.state == SDL_PRESSED ? "pressed" : "released")
SDL_EVENT_CASE(SDL_JOYBUTTONDOWN) PRINT_JBUTTON_EVENT(event); break;
SDL_EVENT_CASE(SDL_JOYBUTTONUP) PRINT_JBUTTON_EVENT(event); break;
#undef PRINT_JBUTTON_EVENT

#define PRINT_JOYDEV_EVENT(event) printf("(timestamp=%u which=%d)", (uint) event->jdevice.timestamp, (int) event->jdevice.which)
SDL_EVENT_CASE(SDL_JOYDEVICEADDED) PRINT_JOYDEV_EVENT(event); break;
SDL_EVENT_CASE(SDL_JOYDEVICEREMOVED) PRINT_JOYDEV_EVENT(event); break;
#undef PRINT_JOYDEV_EVENT

SDL_EVENT_CASE(SDL_CONTROLLERAXISMOTION)
printf("(timestamp=%u which=%d axis=%u value=%d)",
(uint) event->caxis.timestamp, (int) event->caxis.which,
(uint) event->caxis.axis, (int) event->caxis.value);
break;

#define PRINT_CBUTTON_EVENT(event) \
printf("(timestamp=%u which=%d button=%u state=%s)", \
(uint) event->cbutton.timestamp, (int) event->cbutton.which, \
(uint) event->cbutton.button, event->cbutton.state == SDL_PRESSED ? "pressed" : "released")
SDL_EVENT_CASE(SDL_CONTROLLERBUTTONDOWN) PRINT_CBUTTON_EVENT(event); break;
SDL_EVENT_CASE(SDL_CONTROLLERBUTTONUP) PRINT_CBUTTON_EVENT(event); break;
#undef PRINT_CBUTTON_EVENT

#define PRINT_CONTROLLERDEV_EVENT(event) printf("(timestamp=%u which=%d)", (uint) event->cdevice.timestamp, (int) event->cdevice.which)
SDL_EVENT_CASE(SDL_CONTROLLERDEVICEADDED) PRINT_CONTROLLERDEV_EVENT(event); break;
SDL_EVENT_CASE(SDL_CONTROLLERDEVICEREMOVED) PRINT_CONTROLLERDEV_EVENT(event); break;
SDL_EVENT_CASE(SDL_CONTROLLERDEVICEREMAPPED) PRINT_CONTROLLERDEV_EVENT(event); break;
#undef PRINT_CONTROLLERDEV_EVENT

#define PRINT_FINGER_EVENT(event) \
printf("(timestamp=%u touchid=%lld fingerid=%lld x=%f y=%f dx=%f dy=%f pressure=%f)", \
(uint) event->tfinger.timestamp, (long long) event->tfinger.touchId, \
(long long) event->tfinger.fingerId, event->tfinger.x, event->tfinger.y, \
event->tfinger.dx, event->tfinger.dy, event->tfinger.pressure)
SDL_EVENT_CASE(SDL_FINGERDOWN) PRINT_FINGER_EVENT(event); break;
SDL_EVENT_CASE(SDL_FINGERUP) PRINT_FINGER_EVENT(event); break;
SDL_EVENT_CASE(SDL_FINGERMOTION) PRINT_FINGER_EVENT(event); break;
#undef PRINT_FINGER_EVENT

#define PRINT_DOLLAR_EVENT(event) \
printf("(timestamp=%u touchid=%lld gestureid=%lld numfingers=%u error=%f x=%f y=%f)", \
(uint) event->dgesture.timestamp, (long long) event->dgesture.touchId, \
(long long) event->dgesture.gestureId, (uint) event->dgesture.numFingers, \
event->dgesture.error, event->dgesture.x, event->dgesture.y);
SDL_EVENT_CASE(SDL_DOLLARGESTURE) PRINT_DOLLAR_EVENT(event); break;
SDL_EVENT_CASE(SDL_DOLLARRECORD) PRINT_DOLLAR_EVENT(event); break;
#undef PRINT_DOLLAR_EVENT

SDL_EVENT_CASE(SDL_MULTIGESTURE)
printf("(timestamp=%u touchid=%lld dtheta=%f ddist=%f x=%f y=%f numfingers=%u)",
(uint) event->mgesture.timestamp, (long long) event->mgesture.touchId,
event->mgesture.dTheta, event->mgesture.dDist,
event->mgesture.x, event->mgesture.y, (uint) event->mgesture.numFingers);
break;

#define PRINT_DROP_EVENT(event) printf("(file='%s' timestamp=%u windowid=%u)", event->drop.file, (uint) event->drop.timestamp, (uint) event->drop.windowID)
SDL_EVENT_CASE(SDL_DROPFILE) PRINT_DROP_EVENT(event); break;
SDL_EVENT_CASE(SDL_DROPTEXT) PRINT_DROP_EVENT(event); break;
SDL_EVENT_CASE(SDL_DROPBEGIN) PRINT_DROP_EVENT(event); break;
SDL_EVENT_CASE(SDL_DROPCOMPLETE) PRINT_DROP_EVENT(event); break;
#undef PRINT_DROP_EVENT

#define PRINT_AUDIODEV_EVENT(event) printf("(timestamp=%u which=%u iscapture=%s)", (uint) event->adevice.timestamp, (uint) event->adevice.which, event->adevice.iscapture ? "true" : "false");
SDL_EVENT_CASE(SDL_AUDIODEVICEADDED) PRINT_AUDIODEV_EVENT(event); break;
SDL_EVENT_CASE(SDL_AUDIODEVICEREMOVED) PRINT_AUDIODEV_EVENT(event); break;
#undef PRINT_AUDIODEV_EVENT

#undef SDL_EVENT_CASE

default:
printf("UNKNOWN SDL EVENT #%u! (Bug? FIXME?)", (uint) event->type);
break;
}

printf("\n");
}
#undef uint
#endif



/* Public functions */

void
@@ -209,6 +435,10 @@ SDL_AddEvent(SDL_Event * event)
SDL_EventQ.free = entry->next;
}

#ifdef SDL_DEBUG_EVENTS
SDL_DebugPrintEvent(event);
#endif

entry->event = *event;
if (event->type == SDL_SYSWMEVENT) {
entry->msg = *event->syswm.msg;

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