Cleanup: move Event.is_repeat & is_direction_inverted to flags

Use a flag for events to avoid adding struct members every time a new
kind of tag is needed - so events remain small.

This also simplifies copying settings as flags can be copied at once
with a mask.

source/blender/editors/interface/interface.c

@@ -6529,7 +6529,7 @@ void UI_but_focus_on_enter_event(wmWindow *win, uiBut *but)
 
   event.type = EVT_BUT_OPEN;
   event.val = KM_PRESS;
-  event.is_repeat = false;
+  event.flag = 0;
   event.customdata = but;
   event.customdata_free = false;
 

source/blender/editors/interface/interface_handlers.c

@@ -8974,7 +8974,7 @@ void ui_but_activate_event(bContext *C, ARegion *region, uiBut *but)
   wm_event_init_from_window(win, &event);
   event.type = EVT_BUT_OPEN;
   event.val = KM_PRESS;
-  event.is_repeat = false;
+  event.flag = 0;
   event.customdata = but;
   event.customdata_free = false;
 
@@ -9538,7 +9538,7 @@ static int ui_handle_list_event(bContext *C, const wmEvent *event, ARegion *regi
     ui_pan_to_scroll(event, &type, &val);
 
     /* 'ui_pan_to_scroll' gives the absolute direction. */
-    if (event->is_direction_inverted) {
+    if (event->flag & WM_EVENT_SCROLL_INVERT) {
       scroll_dir = -1;
     }
 
@@ -10459,7 +10459,7 @@ static int ui_handle_menu_event(bContext *C,
 
             /* Only respond to explicit press to avoid the event that opened the menu
              * activating an item when the key is held. */
-            if (event->is_repeat) {
+            if (event->flag & WM_EVENT_IS_REPEAT) {
               break;
             }
 
@@ -10546,7 +10546,7 @@ static int ui_handle_menu_event(bContext *C,
               ((event->modifier & (KM_SHIFT | KM_CTRL | KM_OSKEY)) == 0) &&
               /* Only respond to explicit press to avoid the event that opened the menu
                * activating an item when the key is held. */
-              !event->is_repeat) {
+              (event->flag & WM_EVENT_IS_REPEAT) == 0) {
             if (ui_menu_pass_event_to_parent_if_nonactive(menu, but, level, retval)) {
               break;
             }

source/blender/editors/screen/screen_ops.c

@@ -1023,7 +1023,7 @@ static void actionzone_apply(bContext *C, wmOperator *op, int type)
   }
 
   event.val = KM_NOTHING;
-  event.is_repeat = false;
+  event.flag = 0;
   event.customdata = op->customdata;
   event.customdata_free = true;
   op->customdata = NULL;

source/blender/editors/space_view3d/view3d_navigate_rotate.c

@@ -383,7 +383,7 @@ static int viewrotate_invoke(bContext *C, wmOperator *op, const wmEvent *event)
     int event_xy[2];
 
     if (event->type == MOUSEPAN) {
-      if (event->is_direction_inverted) {
+      if (event->flag & WM_EVENT_SCROLL_INVERT) {
         event_xy[0] = 2 * event->xy[0] - event->prev_xy[0];
         event_xy[1] = 2 * event->xy[1] - event->prev_xy[1];
       }

source/blender/editors/transform/transform.c

@@ -1150,7 +1150,7 @@ int transformEvent(TransInfo *t, const wmEvent *event)
   else if (event->val == KM_PRESS) {
     switch (event->type) {
       case EVT_CKEY:
-        if (event->is_repeat) {
+        if (event->flag & WM_EVENT_IS_REPEAT) {
           break;
         }
         if (event->modifier & KM_ALT) {
@@ -1164,7 +1164,7 @@ int transformEvent(TransInfo *t, const wmEvent *event)
         }
         break;
       case EVT_OKEY:
-        if (event->is_repeat) {
+        if (event->flag & WM_EVENT_IS_REPEAT) {
           break;
         }
         if ((t->flag & T_PROP_EDIT) && (event->modifier & KM_SHIFT)) {
@@ -1202,7 +1202,7 @@ int transformEvent(TransInfo *t, const wmEvent *event)
         }
         break;
       case EVT_NKEY:
-        if (event->is_repeat) {
+        if (event->flag & WM_EVENT_IS_REPEAT) {
           break;
         }
         if (ELEM(t->mode, TFM_ROTATION)) {

source/blender/makesrna/intern/rna_wm.c

@@ -668,7 +668,7 @@ static int rna_Event_unicode_length(PointerRNA *ptr)
 static bool rna_Event_is_repeat_get(PointerRNA *ptr)
 {
   const wmEvent *event = ptr->data;
-  return event->is_repeat;
+  return (event->flag & WM_EVENT_IS_REPEAT) != 0;
 }
 
 static float rna_Event_pressure_get(PointerRNA *ptr)

source/blender/makesrna/intern/rna_wm_api.c

@@ -635,7 +635,7 @@ static wmEvent *rna_Window_event_add_simulate(wmWindow *win,
   wmEvent e = *win->eventstate;
   e.type = type;
   e.val = value;
-  e.is_repeat = false;
+  e.flag = 0;
   e.xy[0] = x;
   e.xy[1] = y;
 

source/blender/windowmanager/WM_types.h

@@ -560,6 +560,22 @@ typedef struct wmGesture {
 
 /* ************** wmEvent ************************ */
 
+typedef enum eWM_EventFlag {
+  /**
+   * True if the operating system inverted the delta x/y values and resulting
+   * `prev_xy` values, for natural scroll direction.
+   * For absolute scroll direction, the delta must be negated again.
+   */
+  WM_EVENT_SCROLL_INVERT = (1 << 0),
+  /**
+   * Generated by auto-repeat, note that this must only ever be set for keyboard events
+   * where `ISKEYBOARD(event->type) == true`.
+   *
+   * See #KMI_REPEAT_IGNORE for details on how key-map handling uses this.
+   */
+  WM_EVENT_IS_REPEAT = (1 << 1),
+} eWM_EventFlag;
+
 typedef struct wmTabletData {
   /** 0=EVT_TABLET_NONE, 1=EVT_TABLET_STYLUS, 2=EVT_TABLET_ERASER. */
   int active;
@@ -616,14 +632,6 @@ typedef struct wmEvent {
   /** From ghost, fallback if utf8 isn't set. */
   char ascii;
 
-  /**
-   * Generated by auto-repeat, note that this must only ever be set for keyboard events
-   * where `ISKEYBOARD(event->type) == true`.
-   *
-   * See #KMI_REPEAT_IGNORE for details on how key-map handling uses this.
-   */
-  char is_repeat;
-
   /** The previous value of `type`. */
   short prev_type;
   /** The previous value of `val`. */
@@ -656,20 +664,14 @@ typedef struct wmEvent {
   /** Tablet info, available for mouse move and button events. */
   wmTabletData tablet;
 
+  eWM_EventFlag flag;
+
   /* Custom data. */
   /** Custom data type, stylus, 6dof, see wm_event_types.h */
   short custom;
   short customdata_free;
-  int pad2;
   /** Ascii, unicode, mouse-coords, angles, vectors, NDOF data, drag-drop info. */
   void *customdata;
-
-  /**
-   * True if the operating system inverted the delta x/y values and resulting
-   * `prev_xy` values, for natural scroll direction.
-   * For absolute scroll direction, the delta must be negated again.
-   */
-  char is_direction_inverted;
 } wmEvent;
 
 /**

source/blender/windowmanager/intern/wm_event_query.c

@@ -85,7 +85,7 @@ void WM_event_print(const wmEvent *event)
         (event->modifier & KM_ALT) != 0,
         (event->modifier & KM_OSKEY) != 0,
         event->keymodifier,
-        event->is_repeat,
+        (event->flag & WM_EVENT_IS_REPEAT) != 0,
         event->xy[0],
         event->xy[1],
         event->ascii,
@@ -440,7 +440,7 @@ int WM_event_absolute_delta_x(const struct wmEvent *event)
 {
   int dx = event->xy[0] - event->prev_xy[0];
 
-  if (!event->is_direction_inverted) {
+  if ((event->flag & WM_EVENT_SCROLL_INVERT) == 0) {
     dx = -dx;
   }
 
@@ -451,7 +451,7 @@ int WM_event_absolute_delta_y(const struct wmEvent *event)
 {
   int dy = event->xy[1] - event->prev_xy[1];
 
-  if (!event->is_direction_inverted) {
+  if ((event->flag & WM_EVENT_SCROLL_INVERT) == 0) {
     dy = -dy;
   }
 

source/blender/windowmanager/intern/wm_event_system.c

@@ -153,7 +153,7 @@ wmEvent *WM_event_add_simulate(wmWindow *win, const wmEvent *event_to_add)
     win->eventstate->type = event->type;
 
     if (event->val == KM_PRESS) {
-      if (event->is_repeat == false) {
+      if ((event->flag & WM_EVENT_IS_REPEAT) == 0) {
         copy_v2_v2_int(win->eventstate->prev_click_xy, event->xy);
       }
     }
@@ -166,7 +166,7 @@ void wm_event_free(wmEvent *event)
 #ifndef NDEBUG
   /* Don't use assert here because it's fairly harmless in most cases,
    * more an issue of correctness, something we should avoid in general. */
-  if (event->is_repeat && !ISKEYBOARD(event->type)) {
+  if ((event->flag & WM_EVENT_IS_REPEAT) && !ISKEYBOARD(event->type)) {
     printf("%s: 'is_repeat=true' for non-keyboard event, this should not happen.\n", __func__);
     WM_event_print(event);
   }
@@ -739,7 +739,7 @@ void wm_event_handler_ui_cancel_ex(bContext *C,
       wm_event_init_from_window(win, &event);
       event.type = EVT_BUT_CANCEL;
       event.val = reactivate_button ? 0 : 1;
-      event.is_repeat = false;
+      event.flag = 0;
       handler->handle_fn(C, &event, handler->user_data);
     }
   }
@@ -1982,7 +1982,7 @@ static bool wm_eventmatch(const wmEvent *winevent, const wmKeyMapItem *kmi)
     return false;
   }
 
-  if (winevent->is_repeat) {
+  if (winevent->flag & WM_EVENT_IS_REPEAT) {
     if (kmi->flag & KMI_REPEAT_IGNORE) {
       return false;
     }
@@ -3204,7 +3204,7 @@ static int wm_handlers_do(bContext *C, wmEvent *event, ListBase *handlers)
        * wasn't handled, the KM_RELEASE will become a KM_CLICK */
 
       if (event->val == KM_PRESS) {
-        if (event->is_repeat == false) {
+        if ((event->flag & WM_EVENT_IS_REPEAT) == 0) {
           win->event_queue_check_click = true;
           win->event_queue_check_drag = true;
           win->event_queue_check_drag_handled = false;
@@ -3814,7 +3814,7 @@ void wm_event_do_handlers(bContext *C)
       tevent.type = MOUSEMOVE;
       tevent.prev_xy[0] = tevent.xy[0];
       tevent.prev_xy[1] = tevent.xy[1];
-      tevent.is_repeat = false;
+      tevent.flag = 0;
       wm_event_add(win, &tevent);
       win->addmousemove = 0;
     }
@@ -4720,7 +4720,7 @@ static wmEvent *wm_event_add_mousemove(wmWindow *win, const wmEvent *event)
    * them for better performance. */
   if (event_last && event_last->type == MOUSEMOVE) {
     event_last->type = INBETWEEN_MOUSEMOVE;
-    event_last->is_repeat = false;
+    event_last->flag = 0;
   }
 
   wmEvent *event_new = wm_event_add(win, event);
@@ -4772,7 +4772,7 @@ void wm_event_add_ghostevent(wmWindowManager *wm, wmWindow *win, int type, void
 
   /* Initialize and copy state (only mouse x y and modifiers). */
   event = *event_state;
-  event.is_repeat = false;
+  event.flag = 0;
 
   /**
    * Always support accessing the last key press/release. This is set from `win->eventstate`,
@@ -4870,7 +4870,9 @@ void wm_event_add_ghostevent(wmWindowManager *wm, wmWindow *win, int type, void
       event.val = KM_NOTHING;
 
       /* The direction is inverted from the device due to system preferences. */
-      event.is_direction_inverted = pd->isDirectionInverted;
+      if (pd->isDirectionInverted) {
+        event.flag |= WM_EVENT_SCROLL_INVERT;
+      }
 
       wm_event_add_trackpad(win, &event, pd->deltaX, -pd->deltaY);
       break;
@@ -4951,12 +4953,16 @@ void wm_event_add_ghostevent(wmWindowManager *wm, wmWindow *win, int type, void
     case GHOST_kEventKeyDown:
     case GHOST_kEventKeyUp: {
       GHOST_TEventKeyData *kd = customdata;
+      /* Only copy these flags into the `event_state`. */
+      const eWM_EventFlag event_state_flag_mask = WM_EVENT_IS_REPEAT;
       bool keymodifier = 0;
       event.type = convert_key(kd->key);
       event.ascii = kd->ascii;
       /* Might be not NULL terminated. */
       memcpy(event.utf8_buf, kd->utf8_buf, sizeof(event.utf8_buf));
-      event.is_repeat = kd->is_repeat;
+      if (kd->is_repeat) {
+        event.flag |= WM_EVENT_IS_REPEAT;
+      }
       event.val = (type == GHOST_kEventKeyDown) ? KM_PRESS : KM_RELEASE;
 
       wm_eventemulation(&event, false);
@@ -4965,7 +4971,7 @@ void wm_event_add_ghostevent(wmWindowManager *wm, wmWindow *win, int type, void
       /* Copy to event state. */
       event_state->val = event.val;
       event_state->type = event.type;
-      event_state->is_repeat = event.is_repeat;
+      event_state->flag = (event.flag & event_state_flag_mask);
 
       /* Exclude arrow keys, esc, etc from text input. */
       if (type == GHOST_kEventKeyUp) {
@@ -5096,7 +5102,7 @@ void wm_event_add_ghostevent(wmWindowManager *wm, wmWindow *win, int type, void
       /* Double click test - only for press. */
       if (event.val == KM_PRESS) {
         /* Don't reset timer & location when holding the key generates repeat events. */
-        if (event.is_repeat == false) {
+        if ((event.flag & WM_EVENT_IS_REPEAT) == 0) {
           wm_event_prev_click_set(&event, event_state);
         }
       }
@@ -5217,7 +5223,7 @@ void wm_event_add_xrevent(wmWindow *win, wmXrActionData *actiondata, short val)
   wmEvent event = {
       .type = EVT_XR_ACTION,
       .val = val,
-      .is_repeat = false,
+      .flag = 0,
       .custom = EVT_DATA_XR,
       .customdata = actiondata,
       .customdata_free = true,

source/blender/windowmanager/intern/wm_gesture_ops.c

@@ -509,7 +509,7 @@ static void gesture_tweak_modal(bContext *C, const wmEvent *event)
         tevent.val = val;
         tevent.modifier = gesture->event_modifier;
         tevent.keymodifier = gesture->event_keymodifier;
-        tevent.is_repeat = false;
+        tevent.flag = 0;
         /* mouse coords! */
 
         /* important we add immediately after this event, so future mouse releases

source/blender/windowmanager/intern/wm_window.c

@@ -1213,7 +1213,7 @@ static int ghost_event_proc(GHOST_EventHandle evt, GHOST_TUserDataPtr C_void_ptr
         wm_event_init_from_window(win, &event);
         event.type = MOUSEMOVE;
         copy_v2_v2_int(event.prev_xy, event.xy);
-        event.is_repeat = false;
+        event.flag = 0;
 
         wm_event_add(win, &event);
 
@@ -1344,7 +1344,7 @@ static int ghost_event_proc(GHOST_EventHandle evt, GHOST_TUserDataPtr C_void_ptr
         /* activate region */
         event.type = MOUSEMOVE;
         copy_v2_v2_int(event.prev_xy, event.xy);
-        event.is_repeat = false;
+        event.flag = 0;
 
         /* No context change! C->wm->windrawable is drawable, or for area queues. */
         wm->winactive = win;
@@ -1485,7 +1485,7 @@ static bool wm_window_timer(const bContext *C)
         event.type = wt->event_type;
         event.val = KM_NOTHING;
         event.keymodifier = 0;
-        event.is_repeat = false;
+        event.flag = 0;
         event.custom = EVT_DATA_TIMER;
         event.customdata = wt;
         wm_event_add(win, &event);