wm_gizmo_map.c

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/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2014 Blender Foundation.
 * All rights reserved.
 */
 
#include <string.h>
 
#include "BLI_buffer.h"
#include "BLI_ghash.h"
#include "BLI_listbase.h"
#include "BLI_math.h"
#include "BLI_math_bits.h"
#include "BLI_rect.h"
 
#include "BKE_context.h"
#include "BKE_global.h"
#include "BKE_main.h"
 
#include "ED_screen.h"
#include "ED_select_utils.h"
#include "ED_view3d.h"
 
#include "GPU_matrix.h"
#include "GPU_select.h"
#include "GPU_state.h"
 
#include "MEM_guardedalloc.h"
 
#include "WM_api.h"
#include "WM_types.h"
#include "wm_event_system.h"
 
/* for tool-tips */
#include "UI_interface.h"
 
#include "DEG_depsgraph.h"
 
/* own includes */
#include "wm_gizmo_intern.h"
#include "wm_gizmo_wmapi.h"
 
static ListBase gizmomaptypes = {NULL, NULL};
 
/* so operator removal can trigger update */
typedef enum eWM_GizmoFlagGroupTypeGlobalFlag {
  WM_GIZMOMAPTYPE_GLOBAL_UPDATE_INIT = (1 << 0),
  WM_GIZMOMAPTYPE_GLOBAL_UPDATE_REMOVE = (1 << 1),
 
  WM_GIZMOTYPE_GLOBAL_UPDATE_REMOVE = (1 << 2),
} eWM_GizmoFlagGroupTypeGlobalFlag;
 
static eWM_GizmoFlagGroupTypeGlobalFlag wm_gzmap_type_update_flag = 0;
 
enum {
  GIZMOMAP_IS_PREPARE_DRAW = (1 << 0),
  GIZMOMAP_IS_REFRESH_CALLBACK = (1 << 1),
};
 
/* -------------------------------------------------------------------- */
static void wm_gizmomap_select_array_ensure_len_alloc(wmGizmoMap *gzmap, int len)
{
  wmGizmoMapSelectState *msel = &gzmap->gzmap_context.select;
  if (len <= msel->len_alloc) {
    return;
  }
  msel->items = MEM_reallocN(msel->items, sizeof(*msel->items) * len);
  msel->len_alloc = len;
}
 
void wm_gizmomap_select_array_clear(wmGizmoMap *gzmap)
{
  wmGizmoMapSelectState *msel = &gzmap->gzmap_context.select;
  MEM_SAFE_FREE(msel->items);
  msel->len = 0;
  msel->len_alloc = 0;
}
 
void wm_gizmomap_select_array_shrink(wmGizmoMap *gzmap, int len_subtract)
{
  wmGizmoMapSelectState *msel = &gzmap->gzmap_context.select;
  msel->len -= len_subtract;
  if (msel->len <= 0) {
    wm_gizmomap_select_array_clear(gzmap);
  }
  else {
    if (msel->len < msel->len_alloc / 2) {
      msel->items = MEM_reallocN(msel->items, sizeof(*msel->items) * msel->len);
      msel->len_alloc = msel->len;
    }
  }
}
 
void wm_gizmomap_select_array_push_back(wmGizmoMap *gzmap, wmGizmo *gz)
{
  wmGizmoMapSelectState *msel = &gzmap->gzmap_context.select;
  BLI_assert(msel->len <= msel->len_alloc);
  if (msel->len == msel->len_alloc) {
    msel->len_alloc = (msel->len + 1) * 2;
    msel->items = MEM_reallocN(msel->items, sizeof(*msel->items) * msel->len_alloc);
  }
  msel->items[msel->len++] = gz;
}
 
void wm_gizmomap_select_array_remove(wmGizmoMap *gzmap, wmGizmo *gz)
{
  wmGizmoMapSelectState *msel = &gzmap->gzmap_context.select;
  /* remove gizmo from selected_gizmos array */
  for (int i = 0; i < msel->len; i++) {
    if (msel->items[i] == gz) {
      for (int j = i; j < (msel->len - 1); j++) {
        msel->items[j] = msel->items[j + 1];
      }
      wm_gizmomap_select_array_shrink(gzmap, 1);
      break;
    }
  }
}
 
/* -------------------------------------------------------------------- */
static wmGizmoMap *wm_gizmomap_new_from_type_ex(struct wmGizmoMapType *gzmap_type,
                                                wmGizmoMap *gzmap)
{
  gzmap->type = gzmap_type;
  gzmap->is_init = true;
  WM_gizmomap_tag_refresh(gzmap);
 
  /* create all gizmo-groups for this gizmo-map. We may create an empty one
   * too in anticipation of gizmos from operators etc */
  LISTBASE_FOREACH (wmGizmoGroupTypeRef *, gzgt_ref, &gzmap_type->grouptype_refs) {
    wm_gizmogroup_new_from_type(gzmap, gzgt_ref->type);
  }
 
  return gzmap;
}
 
wmGizmoMap *WM_gizmomap_new_from_type(const struct wmGizmoMapType_Params *gzmap_params)
{
  wmGizmoMapType *gzmap_type = WM_gizmomaptype_ensure(gzmap_params);
  wmGizmoMap *gzmap = MEM_callocN(sizeof(wmGizmoMap), "GizmoMap");
  wm_gizmomap_new_from_type_ex(gzmap_type, gzmap);
  return gzmap;
}
 
static void wm_gizmomap_free_data(wmGizmoMap *gzmap)
{
  /* Clear first so further calls don't waste time trying to maintain correct array state. */
  wm_gizmomap_select_array_clear(gzmap);
 
  for (wmGizmoGroup *gzgroup = gzmap->groups.first, *gzgroup_next; gzgroup;
       gzgroup = gzgroup_next) {
    gzgroup_next = gzgroup->next;
    BLI_assert(gzgroup->parent_gzmap == gzmap);
    wm_gizmogroup_free(NULL, gzgroup);
  }
  BLI_assert(BLI_listbase_is_empty(&gzmap->groups));
}
 
void wm_gizmomap_remove(wmGizmoMap *gzmap)
{
  wm_gizmomap_free_data(gzmap);
  MEM_freeN(gzmap);
}
 
void WM_gizmomap_reinit(wmGizmoMap *gzmap)
{
  wmGizmoMapType *gzmap_type = gzmap->type;
  wm_gizmomap_free_data(gzmap);
  memset(gzmap, 0x0, sizeof(*gzmap));
  wm_gizmomap_new_from_type_ex(gzmap_type, gzmap);
}
 
wmGizmoGroup *WM_gizmomap_group_find(struct wmGizmoMap *gzmap, const char *idname)
{
  wmGizmoGroupType *gzgt = WM_gizmogrouptype_find(idname, false);
  if (gzgt) {
    return WM_gizmomap_group_find_ptr(gzmap, gzgt);
  }
  return NULL;
}
 
wmGizmoGroup *WM_gizmomap_group_find_ptr(struct wmGizmoMap *gzmap,
                                         const struct wmGizmoGroupType *gzgt)
{
  LISTBASE_FOREACH (wmGizmoGroup *, gzgroup, &gzmap->groups) {
    if (gzgroup->type == gzgt) {
      return gzgroup;
    }
  }
  return NULL;
}
 
const ListBase *WM_gizmomap_group_list(wmGizmoMap *gzmap)
{
  return &gzmap->groups;
}
 
bool WM_gizmomap_is_any_selected(const wmGizmoMap *gzmap)
{
  return gzmap->gzmap_context.select.len != 0;
}
 
bool WM_gizmomap_minmax(const wmGizmoMap *gzmap,
                        bool UNUSED(use_hidden),
                        bool use_select,
                        float r_min[3],
                        float r_max[3])
{
  if (use_select) {
    int i;
    for (i = 0; i < gzmap->gzmap_context.select.len; i++) {
      minmax_v3v3_v3(r_min, r_max, gzmap->gzmap_context.select.items[i]->matrix_basis[3]);
    }
    return i != 0;
  }
 
  bool ok = false;
  BLI_assert(!"TODO");
  return ok;
}
 
static GHash *WM_gizmomap_gizmo_hash_new(const bContext *C,
                                         wmGizmoMap *gzmap,
                                         bool (*poll)(const wmGizmo *, void *),
                                         void *data,
                                         const eWM_GizmoFlag flag_exclude)
{
  GHash *hash = BLI_ghash_ptr_new(__func__);
 
  /* collect gizmos */
  LISTBASE_FOREACH (wmGizmoGroup *, gzgroup, &gzmap->groups) {
    if (WM_gizmo_group_type_poll(C, gzgroup->type)) {
      LISTBASE_FOREACH (wmGizmo *, gz, &gzgroup->gizmos) {
        if (((flag_exclude == 0) || ((gz->flag & flag_exclude) == 0)) &&
            (!poll || poll(gz, data))) {
          BLI_ghash_insert(hash, gz, gz);
        }
      }
    }
  }
 
  return hash;
}
 
eWM_GizmoFlagMapDrawStep WM_gizmomap_drawstep_from_gizmo_group(const wmGizmoGroup *gzgroup)
{
  eWM_GizmoFlagMapDrawStep step;
  if (gzgroup->type->flag & WM_GIZMOGROUPTYPE_3D) {
    step = WM_GIZMOMAP_DRAWSTEP_3D;
  }
  else {
    step = WM_GIZMOMAP_DRAWSTEP_2D;
  }
  return step;
}
 
void WM_gizmomap_tag_refresh_drawstep(wmGizmoMap *gzmap, const eWM_GizmoFlagMapDrawStep drawstep)
{
  BLI_assert((uint)drawstep < WM_GIZMOMAP_DRAWSTEP_MAX);
  if (gzmap) {
    gzmap->update_flag[drawstep] |= (GIZMOMAP_IS_PREPARE_DRAW | GIZMOMAP_IS_REFRESH_CALLBACK);
  }
}
 
void WM_gizmomap_tag_refresh(wmGizmoMap *gzmap)
{
  if (gzmap) {
    for (int i = 0; i < WM_GIZMOMAP_DRAWSTEP_MAX; i++) {
      gzmap->update_flag[i] |= (GIZMOMAP_IS_PREPARE_DRAW | GIZMOMAP_IS_REFRESH_CALLBACK);
    }
  }
}
 
bool WM_gizmomap_tag_delay_refresh_for_tweak_check(wmGizmoMap *gzmap)
{
  LISTBASE_FOREACH (wmGizmoGroup *, gzgroup, &gzmap->groups) {
    if (gzgroup->hide.delay_refresh_for_tweak) {
      return true;
    }
  }
  return false;
}
 
static bool gizmo_prepare_drawing(wmGizmoMap *gzmap,
                                  wmGizmo *gz,
                                  const bContext *C,
                                  ListBase *draw_gizmos,
                                  const eWM_GizmoFlagMapDrawStep drawstep)
{
  int do_draw = wm_gizmo_is_visible(gz);
  if (do_draw == 0) {
    /* skip */
  }
  else {
    /* Ensure we get RNA updates */
    if (do_draw & WM_GIZMO_IS_VISIBLE_UPDATE) {
      /* hover gizmos need updating, even if we don't draw them */
      wm_gizmo_update(gz, C, (gzmap->update_flag[drawstep] & GIZMOMAP_IS_PREPARE_DRAW) != 0);
    }
    if (do_draw & WM_GIZMO_IS_VISIBLE_DRAW) {
      BLI_addhead(draw_gizmos, BLI_genericNodeN(gz));
    }
    return true;
  }
 
  return false;
}
 
static void gizmomap_prepare_drawing(wmGizmoMap *gzmap,
                                     const bContext *C,
                                     ListBase *draw_gizmos,
                                     const eWM_GizmoFlagMapDrawStep drawstep)
{
  if (!gzmap || BLI_listbase_is_empty(&gzmap->groups)) {
    return;
  }
 
  gzmap->is_init = false;
 
  wmGizmo *gz_modal = gzmap->gzmap_context.modal;
 
  /* only active gizmo needs updating */
  if (gz_modal) {
    if ((gz_modal->parent_gzgroup->type->flag & WM_GIZMOGROUPTYPE_DRAW_MODAL_ALL) == 0) {
      if ((gz_modal->parent_gzgroup->hide.any == 0) &&
          wm_gizmogroup_is_visible_in_drawstep(gz_modal->parent_gzgroup, drawstep)) {
        if (gizmo_prepare_drawing(gzmap, gz_modal, C, draw_gizmos, drawstep)) {
          gzmap->update_flag[drawstep] &= ~GIZMOMAP_IS_PREPARE_DRAW;
        }
      }
      /* don't draw any other gizmos */
      return;
    }
  }
 
  /* Allow refresh functions to ask to be refreshed again, clear before the loop below. */
  const bool do_refresh = gzmap->update_flag[drawstep] & GIZMOMAP_IS_REFRESH_CALLBACK;
  gzmap->update_flag[drawstep] &= ~GIZMOMAP_IS_REFRESH_CALLBACK;
 
  LISTBASE_FOREACH (wmGizmoGroup *, gzgroup, &gzmap->groups) {
    /* check group visibility - drawstep first to avoid unnecessary call of group poll callback */
    if (!wm_gizmogroup_is_visible_in_drawstep(gzgroup, drawstep) ||
        !WM_gizmo_group_type_poll(C, gzgroup->type)) {
      continue;
    }
 
    /* Needs to be initialized on first draw. */
    /* XXX weak: Gizmo-group may skip refreshing if it's invisible
     * (map gets untagged nevertheless). */
    if (do_refresh) {
      /* force refresh again. */
      gzgroup->init_flag &= ~WM_GIZMOGROUP_INIT_REFRESH;
    }
    /* Calls `setup`, `setup_keymap` and `refresh` if they're defined. */
    WM_gizmogroup_ensure_init(C, gzgroup);
 
    /* Check after ensure which can run refresh and update this value. */
    if (gzgroup->hide.any != 0) {
      continue;
    }
 
    /* prepare drawing */
    if (gzgroup->type->draw_prepare) {
      gzgroup->type->draw_prepare(C, gzgroup);
    }
 
    LISTBASE_FOREACH (wmGizmo *, gz, &gzgroup->gizmos) {
      gizmo_prepare_drawing(gzmap, gz, C, draw_gizmos, drawstep);
    }
  }
 
  gzmap->update_flag[drawstep] &= ~GIZMOMAP_IS_PREPARE_DRAW;
}
 
static void gizmos_draw_list(const wmGizmoMap *gzmap, const bContext *C, ListBase *draw_gizmos)
{
  /* Can be empty if we're dynamically added and removed. */
  if ((gzmap == NULL) || BLI_listbase_is_empty(&gzmap->groups)) {
    return;
  }
 
  /* TODO(campbell): This will need it own shader probably?
   * Don't think it can be handled from that point though. */
  /* const bool use_lighting = (U.gizmo_flag & V3D_GIZMO_SHADED) != 0; */
 
  bool is_depth_prev = false;
 
  /* draw_gizmos contains all visible gizmos - draw them */
  for (LinkData *link = draw_gizmos->first, *link_next; link; link = link_next) {
    wmGizmo *gz = link->data;
    link_next = link->next;
 
    bool is_depth = (gz->parent_gzgroup->type->flag & WM_GIZMOGROUPTYPE_DEPTH_3D) != 0;
 
    /* Weak! since we don't 100% support depth yet (select ignores depth)
     * always show highlighted. */
    if (is_depth && (gz->state & WM_GIZMO_STATE_HIGHLIGHT)) {
      is_depth = false;
    }
 
    if (is_depth == is_depth_prev) {
      /* pass */
    }
    else {
      if (is_depth) {
        GPU_depth_test(GPU_DEPTH_LESS_EQUAL);
      }
      else {
        GPU_depth_test(GPU_DEPTH_NONE);
      }
      is_depth_prev = is_depth;
    }
 
    /* XXX force AntiAlias Gizmos. */
    GPU_line_smooth(true);
    GPU_polygon_smooth(true);
 
    gz->type->draw(C, gz);
 
    GPU_line_smooth(false);
    GPU_polygon_smooth(false);
 
    /* free/remove gizmo link after drawing */
    BLI_freelinkN(draw_gizmos, link);
  }
 
  if (is_depth_prev) {
    GPU_depth_test(GPU_DEPTH_NONE);
  }
}
 
void WM_gizmomap_draw(wmGizmoMap *gzmap,
                      const bContext *C,
                      const eWM_GizmoFlagMapDrawStep drawstep)
{
  if (!WM_gizmo_context_check_drawstep(C, drawstep)) {
    return;
  }
 
  ListBase draw_gizmos = {NULL};
 
  gizmomap_prepare_drawing(gzmap, C, &draw_gizmos, drawstep);
  gizmos_draw_list(gzmap, C, &draw_gizmos);
  BLI_assert(BLI_listbase_is_empty(&draw_gizmos));
}
 
static void gizmo_draw_select_3d_loop(const bContext *C,
                                      wmGizmo **visible_gizmos,
                                      const int visible_gizmos_len,
                                      bool *r_use_select_bias)
{
 
  /* TODO(campbell): this depends on depth buffer being written to,
   * currently broken for the 3D view. */
  bool is_depth_prev = false;
  bool is_depth_skip_prev = false;
 
  for (int select_id = 0; select_id < visible_gizmos_len; select_id++) {
    wmGizmo *gz = visible_gizmos[select_id];
    if (gz->type->draw_select == NULL) {
      continue;
    }
 
    bool is_depth = (gz->parent_gzgroup->type->flag & WM_GIZMOGROUPTYPE_DEPTH_3D) != 0;
    if (is_depth == is_depth_prev) {
      /* pass */
    }
    else {
      if (is_depth) {
        GPU_depth_test(GPU_DEPTH_LESS_EQUAL);
      }
      else {
        GPU_depth_test(GPU_DEPTH_NONE);
      }
      is_depth_prev = is_depth;
    }
    bool is_depth_skip = (gz->flag & WM_GIZMO_SELECT_BACKGROUND) != 0;
    if (is_depth_skip == is_depth_skip_prev) {
      /* pass */
    }
    else {
      GPU_depth_mask(!is_depth_skip);
      is_depth_skip_prev = is_depth_skip;
    }
 
    if (gz->select_bias != 0.0) {
      *r_use_select_bias = true;
    }
 
    /* pass the selection id shifted by 8 bits. Last 8 bits are used for selected gizmo part id */
 
    gz->type->draw_select(C, gz, select_id << 8);
  }
 
  if (is_depth_prev) {
    GPU_depth_test(GPU_DEPTH_NONE);
  }
  if (is_depth_skip_prev) {
    GPU_depth_mask(true);
  }
}
 
static int gizmo_find_intersected_3d_intern(wmGizmo **visible_gizmos,
                                            const int visible_gizmos_len,
                                            const bContext *C,
                                            const int co[2],
                                            const int hotspot)
{
  const wmWindowManager *wm = CTX_wm_manager(C);
  ScrArea *area = CTX_wm_area(C);
  ARegion *region = CTX_wm_region(C);
  View3D *v3d = area->spacedata.first;
  Depsgraph *depsgraph = CTX_data_depsgraph_pointer(C);
  rcti rect;
  /* Almost certainly overkill, but allow for many custom gizmos. */
  uint buffer[MAXPICKBUF];
  short hits;
 
  BLI_rcti_init_pt_radius(&rect, co, hotspot);
 
  ED_view3d_draw_setup_view(
      wm, CTX_wm_window(C), depsgraph, CTX_data_scene(C), region, v3d, NULL, NULL, &rect);
 
  bool use_select_bias = false;
 
  /* TODO: waiting for the GPU in the middle of the event loop for every
   * mouse move is bad for performance, we need to find a solution to not
   * use the GPU or draw something once. (see T61474) */
  GPU_select_begin(buffer, ARRAY_SIZE(buffer), &rect, GPU_SELECT_NEAREST_FIRST_PASS, 0);
  /* do the drawing */
  gizmo_draw_select_3d_loop(C, visible_gizmos, visible_gizmos_len, &use_select_bias);
 
  hits = GPU_select_end();
 
  if (hits > 0) {
    GPU_select_begin(buffer, ARRAY_SIZE(buffer), &rect, GPU_SELECT_NEAREST_SECOND_PASS, hits);
    gizmo_draw_select_3d_loop(C, visible_gizmos, visible_gizmos_len, &use_select_bias);
    GPU_select_end();
  }
 
  ED_view3d_draw_setup_view(
      wm, CTX_wm_window(C), depsgraph, CTX_data_scene(C), region, v3d, NULL, NULL, NULL);
 
  if (use_select_bias && (hits > 1)) {
    float co_direction[3];
    float co_screen[3] = {co[0], co[1], 0.0f};
    ED_view3d_win_to_vector(region, (float[2]){UNPACK2(co)}, co_direction);
 
    RegionView3D *rv3d = region->regiondata;
    const int viewport[4] = {0, 0, region->winx, region->winy};
    float co_3d_origin[3];
 
    /* Avoid multiple calculations. */
    struct GPUMatrixUnproject_Precalc unproj_precalc;
    GPU_matrix_unproject_precalc(&unproj_precalc, rv3d->viewmat, rv3d->winmat, viewport);
 
    GPU_matrix_unproject_with_precalc(&unproj_precalc, co_screen, co_3d_origin);
 
    uint *buf_iter = buffer;
    int hit_found = -1;
    float dot_best = FLT_MAX;
 
    for (int i = 0; i < hits; i++, buf_iter += 4) {
      BLI_assert(buf_iter[3] != -1);
      wmGizmo *gz = visible_gizmos[buf_iter[3] >> 8];
      float co_3d[3];
      co_screen[2] = int_as_float(buf_iter[1]);
      GPU_matrix_unproject_with_precalc(&unproj_precalc, co_screen, co_3d);
      float select_bias = gz->select_bias;
      if ((gz->flag & WM_GIZMO_DRAW_NO_SCALE) == 0) {
        select_bias *= gz->scale_final;
      }
      sub_v3_v3(co_3d, co_3d_origin);
      const float dot_test = dot_v3v3(co_3d, co_direction) - select_bias;
      if (dot_best > dot_test) {
        dot_best = dot_test;
        hit_found = buf_iter[3];
      }
    }
    return hit_found;
  }
 
  const uint *hit_near = GPU_select_buffer_near(buffer, hits);
  return hit_near ? hit_near[3] : -1;
}
 
static wmGizmo *gizmo_find_intersected_3d(bContext *C,
                                          const int co[2],
                                          wmGizmo **visible_gizmos,
                                          const int visible_gizmos_len,
                                          int *r_part)
{
  wmGizmo *result = NULL;
  int visible_gizmos_len_trim = visible_gizmos_len;
  int hit = -1;
 
  *r_part = 0;
 
  /* set up view matrices */
  view3d_operator_needs_opengl(C);
 
  /* Search for 3D gizmo's that use the 2D callback for checking intersections. */
  bool has_3d = false;
  {
    for (int select_id = 0; select_id < visible_gizmos_len; select_id++) {
      wmGizmo *gz = visible_gizmos[select_id];
      /* With both defined, favor the 3D, in case the gizmo can be used in 2D or 3D views. */
      if (gz->type->test_select && (gz->type->draw_select == NULL)) {
        if ((*r_part = gz->type->test_select(C, gz, co)) != -1) {
          hit = select_id;
          result = gz;
          /* Don't search past this when checking intersections. */
          visible_gizmos_len_trim = select_id;
          break;
        }
      }
      else if (gz->type->draw_select != NULL) {
        has_3d = true;
      }
    }
  }
 
  /* Search for 3D intersections if they're before 2D that have been found (if any).
   * This way we always use the first hit. */
  if (has_3d) {
    const int hotspot_radii[] = {
        3 * U.pixelsize,
        /* This runs on mouse move, careful doing too many tests! */
        10 * U.pixelsize,
    };
    for (int i = 0; i < ARRAY_SIZE(hotspot_radii); i++) {
      hit = gizmo_find_intersected_3d_intern(
          visible_gizmos, visible_gizmos_len_trim, C, co, hotspot_radii[i]);
      if (hit != -1) {
        break;
      }
    }
 
    if (hit != -1) {
      const int select_id = hit >> 8;
      const int select_part = hit & 0xff;
      BLI_assert(select_id < visible_gizmos_len);
      *r_part = select_part;
      result = visible_gizmos[select_id];
    }
  }
 
  return result;
}
 
wmGizmo *wm_gizmomap_highlight_find(wmGizmoMap *gzmap,
                                    bContext *C,
                                    const wmEvent *event,
                                    int *r_part)
{
  wmWindowManager *wm = CTX_wm_manager(C);
  wmGizmo *gz = NULL;
  BLI_buffer_declare_static(wmGizmo *, visible_3d_gizmos, BLI_BUFFER_NOP, 128);
  bool do_step[WM_GIZMOMAP_DRAWSTEP_MAX];
 
  for (int i = 0; i < ARRAY_SIZE(do_step); i++) {
    do_step[i] = WM_gizmo_context_check_drawstep(C, i);
  }
 
  const int event_modifier = WM_event_modifier_flag(event);
 
  LISTBASE_FOREACH (wmGizmoGroup *, gzgroup, &gzmap->groups) {
 
    /* If it were important we could initialize here,
     * but this only happens when events are handled before drawing,
     * just skip to keep code-path for initializing gizmos simple. */
    if ((gzgroup->hide.any != 0) || ((gzgroup->init_flag & WM_GIZMOGROUP_INIT_SETUP) == 0)) {
      continue;
    }
 
    if (WM_gizmo_group_type_poll(C, gzgroup->type)) {
      eWM_GizmoFlagMapDrawStep step;
      if (gzgroup->type->flag & WM_GIZMOGROUPTYPE_3D) {
        step = WM_GIZMOMAP_DRAWSTEP_3D;
      }
      else {
        step = WM_GIZMOMAP_DRAWSTEP_2D;
      }
 
      if (do_step[step]) {
        if (gzmap->update_flag[step] & GIZMOMAP_IS_REFRESH_CALLBACK) {
          WM_gizmo_group_refresh(C, gzgroup);
          /* cleared below */
        }
        if (step == WM_GIZMOMAP_DRAWSTEP_3D) {
          wm_gizmogroup_intersectable_gizmos_to_list(
              wm, gzgroup, event_modifier, &visible_3d_gizmos);
        }
        else if (step == WM_GIZMOMAP_DRAWSTEP_2D) {
          if ((gz = wm_gizmogroup_find_intersected_gizmo(
                   wm, gzgroup, C, event_modifier, event->mval, r_part))) {
            break;
          }
        }
      }
    }
  }
 
  if (visible_3d_gizmos.count) {
    /* 2D gizmos get priority. */
    if (gz == NULL) {
      gz = gizmo_find_intersected_3d(
          C, event->mval, visible_3d_gizmos.data, visible_3d_gizmos.count, r_part);
    }
  }
  BLI_buffer_free(&visible_3d_gizmos);
 
  gzmap->update_flag[WM_GIZMOMAP_DRAWSTEP_3D] &= ~GIZMOMAP_IS_REFRESH_CALLBACK;
  gzmap->update_flag[WM_GIZMOMAP_DRAWSTEP_2D] &= ~GIZMOMAP_IS_REFRESH_CALLBACK;
 
  return gz;
}
 
void WM_gizmomap_add_handlers(ARegion *region, wmGizmoMap *gzmap)
{
  LISTBASE_FOREACH (wmEventHandler *, handler_base, &region->handlers) {
    if (handler_base->type == WM_HANDLER_TYPE_GIZMO) {
      wmEventHandler_Gizmo *handler = (wmEventHandler_Gizmo *)handler_base;
      if (handler->gizmo_map == gzmap) {
        return;
      }
    }
  }
 
  wmEventHandler_Gizmo *handler = MEM_callocN(sizeof(*handler), __func__);
  handler->head.type = WM_HANDLER_TYPE_GIZMO;
  BLI_assert(gzmap == region->gizmo_map);
  handler->gizmo_map = gzmap;
  BLI_addtail(&region->handlers, handler);
}
 
void wm_gizmomaps_handled_modal_update(bContext *C, wmEvent *event, wmEventHandler_Op *handler)
{
  const bool modal_running = (handler->op != NULL);
 
  /* happens on render or when joining areas */
  if (!handler->context.region || !handler->context.region->gizmo_map) {
    return;
  }
 
  wmGizmoMap *gzmap = handler->context.region->gizmo_map;
  wmGizmo *gz = wm_gizmomap_modal_get(gzmap);
  ScrArea *area = CTX_wm_area(C);
  ARegion *region = CTX_wm_region(C);
 
  wm_gizmomap_handler_context_op(C, handler);
 
  /* regular update for running operator */
  if (modal_running) {
    wmGizmoOpElem *gzop = gz ? WM_gizmo_operator_get(gz, gz->highlight_part) : NULL;
    if (gz && gzop && (gzop->type != NULL) && (gzop->type == handler->op->type)) {
      wmGizmoFnModal modal_fn = gz->custom_modal ? gz->custom_modal : gz->type->modal;
      if (modal_fn != NULL) {
        int retval = modal_fn(C, gz, event, 0);
        /* The gizmo is tried to the operator, we can't choose when to exit. */
        BLI_assert(retval & OPERATOR_RUNNING_MODAL);
        UNUSED_VARS_NDEBUG(retval);
      }
    }
  }
  /* operator not running anymore */
  else {
    wm_gizmomap_highlight_set(gzmap, C, NULL, 0);
    if (gz) {
      /* This isn't defined if it ends because of success of cancel, we may want to change. */
      bool cancel = true;
      if (gz->type->exit) {
        gz->type->exit(C, gz, cancel);
      }
      wm_gizmomap_modal_set(gzmap, C, gz, NULL, false);
    }
  }
 
  /* restore the area */
  CTX_wm_area_set(C, area);
  CTX_wm_region_set(C, region);
}
 
bool wm_gizmomap_deselect_all(wmGizmoMap *gzmap)
{
  wmGizmoMapSelectState *msel = &gzmap->gzmap_context.select;
 
  if (msel->items == NULL || msel->len == 0) {
    return false;
  }
 
  for (int i = 0; i < msel->len; i++) {
    wm_gizmo_select_set_ex(gzmap, msel->items[i], false, false, true);
  }
 
  wm_gizmomap_select_array_clear(gzmap);
 
  /* always return true, we already checked
   * if there's anything to deselect */
  return true;
}
 
BLI_INLINE bool gizmo_selectable_poll(const wmGizmo *gz, void *UNUSED(data))
{
  return (gz->parent_gzgroup->type->flag & WM_GIZMOGROUPTYPE_SELECT);
}
 
static bool wm_gizmomap_select_all_intern(bContext *C, wmGizmoMap *gzmap)
{
  wmGizmoMapSelectState *msel = &gzmap->gzmap_context.select;
  /* GHash is used here to avoid having to loop over all gizmos twice (once to
   * get tot_sel for allocating, once for actually selecting). Instead we collect
   * selectable gizmos in hash table and use this to get tot_sel and do selection */
 
  GHash *hash = WM_gizmomap_gizmo_hash_new(
      C, gzmap, gizmo_selectable_poll, NULL, WM_GIZMO_HIDDEN | WM_GIZMO_HIDDEN_SELECT);
  GHashIterator gh_iter;
  int i;
  bool changed = false;
 
  wm_gizmomap_select_array_ensure_len_alloc(gzmap, BLI_ghash_len(hash));
 
  GHASH_ITER_INDEX (gh_iter, hash, i) {
    wmGizmo *gz_iter = BLI_ghashIterator_getValue(&gh_iter);
    WM_gizmo_select_set(gzmap, gz_iter, true);
  }
  /* highlight first gizmo */
  wm_gizmomap_highlight_set(gzmap, C, msel->items[0], msel->items[0]->highlight_part);
 
  BLI_assert(BLI_ghash_len(hash) == msel->len);
 
  BLI_ghash_free(hash, NULL, NULL);
  return changed;
}
 
bool WM_gizmomap_select_all(bContext *C, wmGizmoMap *gzmap, const int action)
{
  bool changed = false;
 
  switch (action) {
    case SEL_SELECT:
      changed = wm_gizmomap_select_all_intern(C, gzmap);
      break;
    case SEL_DESELECT:
      changed = wm_gizmomap_deselect_all(gzmap);
      break;
    default:
      BLI_assert_unreachable();
      break;
  }
 
  if (changed) {
    WM_event_add_mousemove(CTX_wm_window(C));
  }
 
  return changed;
}
 
void wm_gizmomap_handler_context_op(bContext *C, wmEventHandler_Op *handler)
{
  bScreen *screen = CTX_wm_screen(C);
 
  if (screen) {
    ScrArea *area;
 
    for (area = screen->areabase.first; area; area = area->next) {
      if (area == handler->context.area) {
        break;
      }
    }
    if (area == NULL) {
      /* when changing screen layouts with running modal handlers (like render display), this
       * is not an error to print */
      printf("internal error: modal gizmo-map handler has invalid area\n");
    }
    else {
      ARegion *region;
      CTX_wm_area_set(C, area);
      for (region = area->regionbase.first; region; region = region->next) {
        if (region == handler->context.region) {
          break;
        }
      }
      /* XXX no warning print here, after full-area and back regions are remade */
      if (region) {
        CTX_wm_region_set(C, region);
      }
    }
  }
}
 
void wm_gizmomap_handler_context_gizmo(bContext *UNUSED(C), wmEventHandler_Gizmo *UNUSED(handler))
{
  /* pass */
}
 
bool WM_gizmomap_cursor_set(const wmGizmoMap *gzmap, wmWindow *win)
{
  wmGizmo *gz = gzmap->gzmap_context.highlight;
  if (gz && gz->type->cursor_get) {
    WM_cursor_set(win, gz->type->cursor_get(gz));
    return true;
  }
 
  return false;
}
 
bool wm_gizmomap_highlight_set(wmGizmoMap *gzmap, const bContext *C, wmGizmo *gz, int part)
{
  if ((gz != gzmap->gzmap_context.highlight) || (gz && part != gz->highlight_part)) {
    const bool init_last_cursor = !(gzmap->gzmap_context.highlight &&
                                    gzmap->gzmap_context.last_cursor != -1);
    if (gzmap->gzmap_context.highlight) {
      gzmap->gzmap_context.highlight->state &= ~WM_GIZMO_STATE_HIGHLIGHT;
      gzmap->gzmap_context.highlight->highlight_part = -1;
    }
 
    gzmap->gzmap_context.highlight = gz;
 
    if (gz) {
      gz->state |= WM_GIZMO_STATE_HIGHLIGHT;
      gz->highlight_part = part;
      if (init_last_cursor) {
        gzmap->gzmap_context.last_cursor = -1;
      }
 
      if (C && gz->type->cursor_get) {
        wmWindow *win = CTX_wm_window(C);
        if (init_last_cursor) {
          gzmap->gzmap_context.last_cursor = win->cursor;
        }
        WM_cursor_set(win, gz->type->cursor_get(gz));
      }
    }
    else {
      if (C && gzmap->gzmap_context.last_cursor != -1) {
        wmWindow *win = CTX_wm_window(C);
        WM_cursor_set(win, gzmap->gzmap_context.last_cursor);
      }
      gzmap->gzmap_context.last_cursor = -1;
    }
 
    /* tag the region for redraw */
    if (C) {
      ARegion *region = CTX_wm_region(C);
      ED_region_tag_redraw_editor_overlays(region);
    }
 
    return true;
  }
 
  return false;
}
 
wmGizmo *wm_gizmomap_highlight_get(wmGizmoMap *gzmap)
{
  return gzmap->gzmap_context.highlight;
}
 
void wm_gizmomap_modal_set(
    wmGizmoMap *gzmap, bContext *C, wmGizmo *gz, const wmEvent *event, bool enable)
{
  if (enable) {
    BLI_assert(gzmap->gzmap_context.modal == NULL);
    wmWindow *win = CTX_wm_window(C);
 
    WM_tooltip_clear(C, win);
 
    /* Use even if we don't have invoke, so we can setup data before an operator runs. */
    if (gz->parent_gzgroup->type->invoke_prepare) {
      gz->parent_gzgroup->type->invoke_prepare(C, gz->parent_gzgroup, gz, event);
    }
 
    if (gz->type->invoke && (gz->type->modal || gz->custom_modal)) {
      const int retval = gz->type->invoke(C, gz, event);
      if ((retval & OPERATOR_RUNNING_MODAL) == 0) {
        return;
      }
    }
 
    gz->state |= WM_GIZMO_STATE_MODAL;
    gzmap->gzmap_context.modal = gz;
 
    if ((gz->flag & WM_GIZMO_MOVE_CURSOR) && (event->tablet.is_motion_absolute == false)) {
      WM_cursor_grab_enable(win, WM_CURSOR_WRAP_XY, true, NULL);
      copy_v2_v2_int(gzmap->gzmap_context.event_xy, &event->x);
      gzmap->gzmap_context.event_grabcursor = win->grabcursor;
    }
    else {
      gzmap->gzmap_context.event_xy[0] = INT_MAX;
    }
 
    struct wmGizmoOpElem *gzop = WM_gizmo_operator_get(gz, gz->highlight_part);
    if (gzop && gzop->type) {
      const int retval = WM_gizmo_operator_invoke(C, gz, gzop);
      if ((retval & OPERATOR_RUNNING_MODAL) == 0) {
        wm_gizmomap_modal_set(gzmap, C, gz, event, false);
      }
 
      /* we failed to hook the gizmo to the operator handler or operator was cancelled, return */
      if (!gzmap->gzmap_context.modal) {
        gz->state &= ~WM_GIZMO_STATE_MODAL;
        MEM_SAFE_FREE(gz->interaction_data);
      }
      return;
    }
  }
  else {
    BLI_assert(ELEM(gzmap->gzmap_context.modal, NULL, gz));
 
    /* deactivate, gizmo but first take care of some stuff */
    if (gz) {
      gz->state &= ~WM_GIZMO_STATE_MODAL;
      MEM_SAFE_FREE(gz->interaction_data);
    }
    gzmap->gzmap_context.modal = NULL;
 
    if (C) {
      wmWindow *win = CTX_wm_window(C);
      if (gzmap->gzmap_context.event_xy[0] != INT_MAX) {
        /* Check if some other part of Blender (typically operators)
         * have adjusted the grab mode since it was set.
         * If so: warp, so we have a predictable outcome. */
        if (gzmap->gzmap_context.event_grabcursor == win->grabcursor) {
          WM_cursor_grab_disable(win, gzmap->gzmap_context.event_xy);
        }
        else {
          WM_cursor_warp(win, UNPACK2(gzmap->gzmap_context.event_xy));
        }
      }
      ED_region_tag_redraw_editor_overlays(CTX_wm_region(C));
      WM_event_add_mousemove(win);
    }
 
    gzmap->gzmap_context.event_xy[0] = INT_MAX;
  }
}
 
wmGizmo *wm_gizmomap_modal_get(wmGizmoMap *gzmap)
{
  return gzmap->gzmap_context.modal;
}
 
wmGizmo **wm_gizmomap_selected_get(wmGizmoMap *gzmap, int *r_selected_len)
{
  *r_selected_len = gzmap->gzmap_context.select.len;
  return gzmap->gzmap_context.select.items;
}
 
ListBase *wm_gizmomap_groups_get(wmGizmoMap *gzmap)
{
  return &gzmap->groups;
}
 
void WM_gizmomap_message_subscribe(const bContext *C,
                                   wmGizmoMap *gzmap,
                                   ARegion *region,
                                   struct wmMsgBus *mbus)
{
  LISTBASE_FOREACH (wmGizmoGroup *, gzgroup, &gzmap->groups) {
    if ((gzgroup->hide.any != 0) || (gzgroup->init_flag & WM_GIZMOGROUP_INIT_SETUP) == 0 ||
        !WM_gizmo_group_type_poll(C, gzgroup->type)) {
      continue;
    }
    LISTBASE_FOREACH (wmGizmo *, gz, &gzgroup->gizmos) {
      if (gz->flag & WM_GIZMO_HIDDEN) {
        continue;
      }
      WM_gizmo_target_property_subscribe_all(gz, mbus, region);
    }
    if (gzgroup->type->message_subscribe != NULL) {
      gzgroup->type->message_subscribe(C, gzgroup, mbus);
    }
  }
}
 /* wmGizmoMap */
 
/* -------------------------------------------------------------------- */
struct ARegion *WM_gizmomap_tooltip_init(struct bContext *C,
                                         struct ARegion *region,
                                         int *UNUSED(r_pass),
                                         double *UNUSED(pass_delay),
                                         bool *r_exit_on_event)
{
  wmGizmoMap *gzmap = region->gizmo_map;
  *r_exit_on_event = false;
  if (gzmap) {
    wmGizmo *gz = gzmap->gzmap_context.highlight;
    if (gz) {
      wmGizmoGroup *gzgroup = gz->parent_gzgroup;
      if ((gzgroup->type->flag & WM_GIZMOGROUPTYPE_3D) != 0) {
        /* On screen area of 3D gizmos may be large, exit on cursor motion. */
        *r_exit_on_event = true;
      }
      return UI_tooltip_create_from_gizmo(C, gz);
    }
  }
  return NULL;
}
 /* wmGizmoMapType */
 
/* -------------------------------------------------------------------- */
wmGizmoMapType *WM_gizmomaptype_find(const struct wmGizmoMapType_Params *gzmap_params)
{
  LISTBASE_FOREACH (wmGizmoMapType *, gzmap_type, &gizmomaptypes) {
    if (gzmap_type->spaceid == gzmap_params->spaceid &&
        gzmap_type->regionid == gzmap_params->regionid) {
      return gzmap_type;
    }
  }
 
  return NULL;
}
 
wmGizmoMapType *WM_gizmomaptype_ensure(const struct wmGizmoMapType_Params *gzmap_params)
{
  wmGizmoMapType *gzmap_type = WM_gizmomaptype_find(gzmap_params);
 
  if (gzmap_type) {
    return gzmap_type;
  }
 
  gzmap_type = MEM_callocN(sizeof(wmGizmoMapType), "gizmotype list");
  gzmap_type->spaceid = gzmap_params->spaceid;
  gzmap_type->regionid = gzmap_params->regionid;
  BLI_addhead(&gizmomaptypes, gzmap_type);
 
  return gzmap_type;
}
 
void wm_gizmomaptypes_free(void)
{
  for (wmGizmoMapType *gzmap_type = gizmomaptypes.first, *gzmap_type_next; gzmap_type;
       gzmap_type = gzmap_type_next) {
    gzmap_type_next = gzmap_type->next;
    for (wmGizmoGroupTypeRef *gzgt_ref = gzmap_type->grouptype_refs.first, *gzgt_next; gzgt_ref;
         gzgt_ref = gzgt_next) {
      gzgt_next = gzgt_ref->next;
      WM_gizmomaptype_group_free(gzgt_ref);
    }
    MEM_freeN(gzmap_type);
  }
}
 
void wm_gizmos_keymap(wmKeyConfig *keyconf)
{
  LISTBASE_FOREACH (wmGizmoMapType *, gzmap_type, &gizmomaptypes) {
    LISTBASE_FOREACH (wmGizmoGroupTypeRef *, gzgt_ref, &gzmap_type->grouptype_refs) {
      wm_gizmogrouptype_setup_keymap(gzgt_ref->type, keyconf);
    }
  }
 
  wm_gizmogroup_tweak_modal_keymap(keyconf);
}
 /* wmGizmoMapType */
 
/* -------------------------------------------------------------------- */
void WM_gizmoconfig_update_tag_group_type_init(wmGizmoMapType *gzmap_type, wmGizmoGroupType *gzgt)
{
  /* tag for update on next use */
  gzmap_type->type_update_flag |= (WM_GIZMOMAPTYPE_UPDATE_INIT | WM_GIZMOMAPTYPE_KEYMAP_INIT);
  gzgt->type_update_flag |= (WM_GIZMOMAPTYPE_UPDATE_INIT | WM_GIZMOMAPTYPE_KEYMAP_INIT);
 
  wm_gzmap_type_update_flag |= WM_GIZMOMAPTYPE_GLOBAL_UPDATE_INIT;
}
 
void WM_gizmoconfig_update_tag_group_type_remove(wmGizmoMapType *gzmap_type,
                                                 wmGizmoGroupType *gzgt)
{
  /* tag for update on next use */
  gzmap_type->type_update_flag |= WM_GIZMOMAPTYPE_UPDATE_REMOVE;
  gzgt->type_update_flag |= WM_GIZMOMAPTYPE_UPDATE_REMOVE;
 
  wm_gzmap_type_update_flag |= WM_GIZMOMAPTYPE_GLOBAL_UPDATE_REMOVE;
}
 
void WM_gizmoconfig_update_tag_group_remove(wmGizmoMap *gzmap)
{
  gzmap->tag_remove_group = true;
 
  wm_gzmap_type_update_flag |= WM_GIZMOTYPE_GLOBAL_UPDATE_REMOVE;
}
 
void WM_gizmoconfig_update(struct Main *bmain)
{
  if (G.background) {
    return;
  }
 
  if (wm_gzmap_type_update_flag == 0) {
    return;
  }
 
  if (wm_gzmap_type_update_flag & WM_GIZMOMAPTYPE_GLOBAL_UPDATE_REMOVE) {
    LISTBASE_FOREACH (wmGizmoMapType *, gzmap_type, &gizmomaptypes) {
      if (gzmap_type->type_update_flag & WM_GIZMOMAPTYPE_GLOBAL_UPDATE_REMOVE) {
        gzmap_type->type_update_flag &= ~WM_GIZMOMAPTYPE_UPDATE_REMOVE;
        for (wmGizmoGroupTypeRef *gzgt_ref = gzmap_type->grouptype_refs.first, *gzgt_ref_next;
             gzgt_ref;
             gzgt_ref = gzgt_ref_next) {
          gzgt_ref_next = gzgt_ref->next;
          if (gzgt_ref->type->type_update_flag & WM_GIZMOMAPTYPE_UPDATE_REMOVE) {
            gzgt_ref->type->type_update_flag &= ~WM_GIZMOMAPTYPE_UPDATE_REMOVE;
            WM_gizmomaptype_group_unlink(NULL, bmain, gzmap_type, gzgt_ref->type);
          }
        }
      }
    }
 
    wm_gzmap_type_update_flag &= ~WM_GIZMOMAPTYPE_GLOBAL_UPDATE_REMOVE;
  }
 
  if (wm_gzmap_type_update_flag & WM_GIZMOMAPTYPE_GLOBAL_UPDATE_INIT) {
    LISTBASE_FOREACH (wmGizmoMapType *, gzmap_type, &gizmomaptypes) {
      const uchar type_update_all = WM_GIZMOMAPTYPE_UPDATE_INIT | WM_GIZMOMAPTYPE_KEYMAP_INIT;
      if (gzmap_type->type_update_flag & type_update_all) {
        gzmap_type->type_update_flag &= ~type_update_all;
        LISTBASE_FOREACH (wmGizmoGroupTypeRef *, gzgt_ref, &gzmap_type->grouptype_refs) {
          if (gzgt_ref->type->type_update_flag & WM_GIZMOMAPTYPE_KEYMAP_INIT) {
            WM_gizmomaptype_group_init_runtime_keymap(bmain, gzgt_ref->type);
            gzgt_ref->type->type_update_flag &= ~WM_GIZMOMAPTYPE_KEYMAP_INIT;
          }
 
          if (gzgt_ref->type->type_update_flag & WM_GIZMOMAPTYPE_UPDATE_INIT) {
            WM_gizmomaptype_group_init_runtime(bmain, gzmap_type, gzgt_ref->type);
            gzgt_ref->type->type_update_flag &= ~WM_GIZMOMAPTYPE_UPDATE_INIT;
          }
        }
      }
    }
 
    wm_gzmap_type_update_flag &= ~WM_GIZMOMAPTYPE_GLOBAL_UPDATE_INIT;
  }
 
  if (wm_gzmap_type_update_flag & WM_GIZMOTYPE_GLOBAL_UPDATE_REMOVE) {
    for (bScreen *screen = bmain->screens.first; screen; screen = screen->id.next) {
      LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
        LISTBASE_FOREACH (SpaceLink *, sl, &area->spacedata) {
          ListBase *regionbase = (sl == area->spacedata.first) ? &area->regionbase :
                                                                 &sl->regionbase;
          LISTBASE_FOREACH (ARegion *, region, regionbase) {
            wmGizmoMap *gzmap = region->gizmo_map;
            if (gzmap != NULL && gzmap->tag_remove_group) {
              gzmap->tag_remove_group = false;
 
              for (wmGizmoGroup *gzgroup = gzmap->groups.first, *gzgroup_next; gzgroup;
                   gzgroup = gzgroup_next) {
                gzgroup_next = gzgroup->next;
                if (gzgroup->tag_remove) {
                  wm_gizmogroup_free(NULL, gzgroup);
                  ED_region_tag_redraw_editor_overlays(region);
                }
              }
            }
          }
        }
      }
    }
    wm_gzmap_type_update_flag &= ~WM_GIZMOTYPE_GLOBAL_UPDATE_REMOVE;
  }
}
 
/* -------------------------------------------------------------------- */
void WM_reinit_gizmomap_all(Main *bmain)
{
  for (bScreen *screen = bmain->screens.first; screen; screen = screen->id.next) {
    LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
      LISTBASE_FOREACH (SpaceLink *, sl, &area->spacedata) {
        ListBase *regionbase = (sl == area->spacedata.first) ? &area->regionbase : &sl->regionbase;
        LISTBASE_FOREACH (ARegion *, region, regionbase) {
          wmGizmoMap *gzmap = region->gizmo_map;
          if ((gzmap != NULL) && (gzmap->is_init == false)) {
            WM_gizmomap_reinit(gzmap);
          }
        }
      }
    }
  }
}