Cleanup: Move two grease pencil files to C++

This is meant to allow using C++ data structures in this file
as a performance improvement. Particularly `Vector` instead
of `ListBase` for `duplilist`. This changes builds on all
platforms on the buildbot.

1 files changed, 0 insertions, 436 deletions

diff --git a/source/blender/editors/gpencil/gpencil_bake_animation.c b/source/blender/editors/gpencil/gpencil_bake_animation.c
deleted file mode 100644
index 5d33377900f..00000000000
--- a/source/blender/editors/gpencil/gpencil_bake_animation.c
+++ /dev/null
@@ -1,436 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later
- * Copyright 2021 Blender Foundation. */
-
-/** \file
- * \ingroup edgpencil
- */
-
-#include "MEM_guardedalloc.h"
-
-#include "BLI_blenlib.h"
-#include "BLI_ghash.h"
-#include "BLI_math.h"
-
-#include "DNA_anim_types.h"
-#include "DNA_gpencil_types.h"
-#include "DNA_material_types.h"
-#include "DNA_scene_types.h"
-#include "DNA_screen_types.h"
-
-#include "BKE_anim_data.h"
-#include "BKE_context.h"
-#include "BKE_duplilist.h"
-#include "BKE_gpencil.h"
-#include "BKE_gpencil_geom.h"
-#include "BKE_gpencil_modifier.h"
-#include "BKE_layer.h"
-#include "BKE_main.h"
-#include "BKE_material.h"
-#include "BKE_object.h"
-#include "BKE_report.h"
-#include "BKE_scene.h"
-
-#include "DEG_depsgraph.h"
-#include "DEG_depsgraph_query.h"
-
-#include "WM_api.h"
-#include "WM_types.h"
-
-#include "RNA_access.h"
-#include "RNA_define.h"
-
-#include "ED_gpencil.h"
-#include "ED_transform_snap_object_context.h"
-
-#include "gpencil_intern.h"
-
-const EnumPropertyItem rna_gpencil_reproject_type_items[] = {
-    {GP_REPROJECT_KEEP, "KEEP", 0, "No Reproject", ""},
-    {GP_REPROJECT_FRONT, "FRONT", 0, "Front", "Reproject the strokes using the X-Z plane"},
-    {GP_REPROJECT_SIDE, "SIDE", 0, "Side", "Reproject the strokes using the Y-Z plane"},
-    {GP_REPROJECT_TOP, "TOP", 0, "Top", "Reproject the strokes using the X-Y plane"},
-    {GP_REPROJECT_VIEW,
-     "VIEW",
-     0,
-     "View",
-     "Reproject the strokes to end up on the same plane, as if drawn from the current "
-     "viewpoint "
-     "using 'Cursor' Stroke Placement"},
-    {GP_REPROJECT_CURSOR,
-     "CURSOR",
-     0,
-     "Cursor",
-     "Reproject the strokes using the orientation of 3D cursor"},
-    {0, NULL, 0, NULL, NULL},
-};
-
-/* Check frame_end is always > start frame! */
-static void gpencil_bake_set_frame_end(struct Main *UNUSED(main),
-                                       struct Scene *UNUSED(scene),
-                                       struct PointerRNA *ptr)
-{
-  int frame_start = RNA_int_get(ptr, "frame_start");
-  int frame_end = RNA_int_get(ptr, "frame_end");
-
-  if (frame_end <= frame_start) {
-    RNA_int_set(ptr, "frame_end", frame_start + 1);
-  }
-}
-
-/* Extract mesh animation to Grease Pencil. */
-static bool gpencil_bake_grease_pencil_animation_poll(bContext *C)
-{
-  Object *obact = CTX_data_active_object(C);
-  if (CTX_data_mode_enum(C) != CTX_MODE_OBJECT) {
-    return false;
-  }
-
-  /* Check if grease pencil or empty for dupli groups. */
-  if ((obact == NULL) || (!ELEM(obact->type, OB_GPENCIL, OB_EMPTY))) {
-    return false;
-  }
-
-  /* Only if the current view is 3D View. */
-  ScrArea *area = CTX_wm_area(C);
-  return (area && area->spacetype);
-}
-
-typedef struct GpBakeOb {
-  struct GpBakeOb *next, *prev;
-  Object *ob;
-} GpBakeOb;
-
-/* Get list of keyframes used by selected objects. */
-static void animdata_keyframe_list_get(ListBase *ob_list,
-                                       const bool only_selected,
-                                       GHash *r_keyframes)
-{
-  /* Loop all objects to get the list of keyframes used. */
-  LISTBASE_FOREACH (GpBakeOb *, elem, ob_list) {
-    Object *ob = elem->ob;
-    AnimData *adt = BKE_animdata_from_id(&ob->id);
-    if ((adt == NULL) || (adt->action == NULL)) {
-      continue;
-    }
-    LISTBASE_FOREACH (FCurve *, fcurve, &adt->action->curves) {
-      int i;
-      BezTriple *bezt;
-      for (i = 0, bezt = fcurve->bezt; i < fcurve->totvert; i++, bezt++) {
-        /* Keyframe number is x value of point. */
-        if ((bezt->f2 & SELECT) || (!only_selected)) {
-          /* Insert only one key for each keyframe number. */
-          int key = (int)bezt->vec[1][0];
-          if (!BLI_ghash_haskey(r_keyframes, POINTER_FROM_INT(key))) {
-            BLI_ghash_insert(r_keyframes, POINTER_FROM_INT(key), POINTER_FROM_INT(key));
-          }
-        }
-      }
-    }
-  }
-}
-
-static void gpencil_bake_duplilist(Depsgraph *depsgraph, Scene *scene, Object *ob, ListBase *list)
-{
-  GpBakeOb *elem = NULL;
-  ListBase *lb;
-  DupliObject *dob;
-  lb = object_duplilist(depsgraph, scene, ob);
-  for (dob = lb->first; dob; dob = dob->next) {
-    if (dob->ob->type != OB_GPENCIL) {
-      continue;
-    }
-
-    elem = MEM_callocN(sizeof(GpBakeOb), __func__);
-    elem->ob = dob->ob;
-    BLI_addtail(list, elem);
-  }
-
-  free_object_duplilist(lb);
-}
-
-static void gpencil_bake_ob_list(bContext *C, Depsgraph *depsgraph, Scene *scene, ListBase *list)
-{
-  GpBakeOb *elem = NULL;
-
-  /* Add active object. In some files this could not be in selected array. */
-  Object *obact = CTX_data_active_object(C);
-
-  if (obact->type == OB_GPENCIL) {
-    elem = MEM_callocN(sizeof(GpBakeOb), __func__);
-    elem->ob = obact;
-    BLI_addtail(list, elem);
-  }
-  /* Add duplilist. */
-  else if (obact->type == OB_EMPTY) {
-    gpencil_bake_duplilist(depsgraph, scene, obact, list);
-  }
-
-  /* Add other selected objects. */
-  CTX_DATA_BEGIN (C, Object *, ob, selected_objects) {
-    if (ob == obact) {
-      continue;
-    }
-    /* Add selected objects. */
-    if (ob->type == OB_GPENCIL) {
-      elem = MEM_callocN(sizeof(GpBakeOb), __func__);
-      elem->ob = ob;
-      BLI_addtail(list, elem);
-    }
-
-    /* Add duplilist. */
-    if (ob->type == OB_EMPTY) {
-      gpencil_bake_duplilist(depsgraph, scene, ob, list);
-    }
-  }
-  CTX_DATA_END;
-}
-
-static void gpencil_bake_free_ob_list(ListBase *list)
-{
-  LISTBASE_FOREACH_MUTABLE (GpBakeOb *, elem, list) {
-    MEM_SAFE_FREE(elem);
-  }
-}
-
-static int gpencil_bake_grease_pencil_animation_exec(bContext *C, wmOperator *op)
-{
-  Main *bmain = CTX_data_main(C);
-  Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C);
-  Scene *scene = CTX_data_scene(C);
-  View3D *v3d = CTX_wm_view3d(C);
-
-  ListBase ob_selected_list = {NULL, NULL};
-  gpencil_bake_ob_list(C, depsgraph, scene, &ob_selected_list);
-
-  /* Grab all relevant settings. */
-  const int step = RNA_int_get(op->ptr, "step");
-
-  const int frame_start = (scene->r.sfra > RNA_int_get(op->ptr, "frame_start")) ?
-                              scene->r.sfra :
-                              RNA_int_get(op->ptr, "frame_start");
-
-  const int frame_end = (scene->r.efra < RNA_int_get(op->ptr, "frame_end")) ?
-                            scene->r.efra :
-                            RNA_int_get(op->ptr, "frame_end");
-
-  const bool only_selected = RNA_boolean_get(op->ptr, "only_selected");
-  const int frame_offset = RNA_int_get(op->ptr, "frame_target") - frame_start;
-  const int project_type = RNA_enum_get(op->ptr, "project_type");
-
-  /* Create a new grease pencil object. */
-  Object *ob_gpencil = NULL;
-  ushort local_view_bits = (v3d && v3d->localvd) ? v3d->local_view_uuid : 0;
-  ob_gpencil = ED_gpencil_add_object(C, scene->cursor.location, local_view_bits);
-  float invmat[4][4];
-  invert_m4_m4(invmat, ob_gpencil->obmat);
-
-  bGPdata *gpd_dst = (bGPdata *)ob_gpencil->data;
-  gpd_dst->draw_mode = GP_DRAWMODE_2D;
-
-  /* Set cursor to indicate working. */
-  WM_cursor_wait(true);
-
-  GP_SpaceConversion gsc = {NULL};
-  SnapObjectContext *sctx = NULL;
-  if (project_type != GP_REPROJECT_KEEP) {
-    /* Init space conversion stuff. */
-    gpencil_point_conversion_init(C, &gsc);
-    /* Move the grease pencil object to conversion data. */
-    gsc.ob = ob_gpencil;
-
-    /* Init snap context for geometry projection. */
-    sctx = ED_transform_snap_object_context_create(scene, 0);
-  }
-
-  /* Loop all frame range. */
-  int oldframe = (int)DEG_get_ctime(depsgraph);
-  int key = -1;
-
-  /* Get list of keyframes. */
-  GHash *keyframe_list = BLI_ghash_int_new(__func__);
-  if (only_selected) {
-    animdata_keyframe_list_get(&ob_selected_list, only_selected, keyframe_list);
-  }
-
-  for (int i = frame_start; i < frame_end + 1; i++) {
-    key++;
-    /* Jump if not step limit but include last frame always. */
-    if ((key % step != 0) && (i != frame_end)) {
-      continue;
-    }
-
-    /* Check if frame is in the list of frames to be exported. */
-    if ((only_selected) && (!BLI_ghash_haskey(keyframe_list, POINTER_FROM_INT(i)))) {
-      continue;
-    }
-
-    /* Move scene to new frame. */
-    CFRA = i;
-    BKE_scene_graph_update_for_newframe(depsgraph);
-
-    /* Loop all objects in the list. */
-    LISTBASE_FOREACH (GpBakeOb *, elem, &ob_selected_list) {
-      Object *ob_eval = (Object *)DEG_get_evaluated_object(depsgraph, elem->ob);
-      bGPdata *gpd_src = ob_eval->data;
-
-      LISTBASE_FOREACH (bGPDlayer *, gpl_src, &gpd_src->layers) {
-        /* Create destination layer. */
-        char *layer_name;
-        layer_name = BLI_sprintfN("%s_%s", elem->ob->id.name + 2, gpl_src->info);
-        bGPDlayer *gpl_dst = BKE_gpencil_layer_named_get(gpd_dst, layer_name);
-        if (gpl_dst == NULL) {
-          gpl_dst = BKE_gpencil_layer_addnew(gpd_dst, layer_name, true, false);
-        }
-        MEM_freeN(layer_name);
-
-        /* Layer Transform matrix. */
-        float matrix[4][4];
-        BKE_gpencil_layer_transform_matrix_get(depsgraph, elem->ob, gpl_src, matrix);
-
-        /* Apply time modifier. */
-        int remap_cfra = BKE_gpencil_time_modifier_cfra(
-            depsgraph, scene, elem->ob, gpl_src, CFRA, false);
-        /* Duplicate frame. */
-        bGPDframe *gpf_src = BKE_gpencil_layer_frame_get(
-            gpl_src, remap_cfra, GP_GETFRAME_USE_PREV);
-        if (gpf_src == NULL) {
-          continue;
-        }
-        bGPDframe *gpf_dst = BKE_gpencil_frame_duplicate(gpf_src, true);
-        gpf_dst->framenum = CFRA + frame_offset;
-        gpf_dst->flag &= ~GP_FRAME_SELECT;
-        BLI_addtail(&gpl_dst->frames, gpf_dst);
-
-        LISTBASE_FOREACH (bGPDstroke *, gps, &gpf_dst->strokes) {
-          /* Create material of the stroke. */
-          Material *ma_src = BKE_object_material_get(elem->ob, gps->mat_nr + 1);
-          bool found = false;
-          for (int index = 0; index < ob_gpencil->totcol; index++) {
-            Material *ma_dst = BKE_object_material_get(ob_gpencil, index + 1);
-            if (ma_src == ma_dst) {
-              found = true;
-              break;
-            }
-          }
-          if (!found) {
-            BKE_object_material_slot_add(bmain, ob_gpencil);
-            BKE_object_material_assign(
-                bmain, ob_gpencil, ma_src, ob_gpencil->totcol, BKE_MAT_ASSIGN_USERPREF);
-          }
-
-          /* Set new material index. */
-          gps->mat_nr = BKE_gpencil_object_material_index_get(ob_gpencil, ma_src);
-
-          /* Update point location to new object space. */
-          for (int j = 0; j < gps->totpoints; j++) {
-            bGPDspoint *pt = &gps->points[j];
-            mul_m4_v3(matrix, &pt->x);
-            mul_m4_v3(invmat, &pt->x);
-          }
-
-          /* Reproject stroke. */
-          if (project_type != GP_REPROJECT_KEEP) {
-            ED_gpencil_stroke_reproject(
-                depsgraph, &gsc, sctx, gpl_dst, gpf_dst, gps, project_type, false);
-          }
-          else {
-            BKE_gpencil_stroke_geometry_update(gpd_dst, gps);
-          }
-        }
-      }
-    }
-  }
-  /* Return scene frame state and DB to original state. */
-  CFRA = oldframe;
-  BKE_scene_graph_update_for_newframe(depsgraph);
-
-  /* Free memory. */
-  gpencil_bake_free_ob_list(&ob_selected_list);
-  if (sctx != NULL) {
-    ED_transform_snap_object_context_destroy(sctx);
-  }
-  /* Free temp hash table. */
-  if (keyframe_list != NULL) {
-    BLI_ghash_free(keyframe_list, NULL, NULL);
-  }
-
-  /* Notifiers. */
-  DEG_relations_tag_update(bmain);
-  DEG_id_tag_update(&scene->id, ID_RECALC_SELECT);
-  DEG_id_tag_update(&gpd_dst->id, ID_RECALC_COPY_ON_WRITE);
-  WM_event_add_notifier(C, NC_OBJECT | NA_ADDED, NULL);
-  WM_event_add_notifier(C, NC_SCENE | ND_OB_ACTIVE, scene);
-
-  /* Reset cursor. */
-  WM_cursor_wait(false);
-
-  /* done */
-  return OPERATOR_FINISHED;
-}
-
-static int gpencil_bake_grease_pencil_animation_invoke(bContext *C,
-                                                       wmOperator *op,
-                                                       const wmEvent *UNUSED(event))
-{
-  PropertyRNA *prop;
-  Scene *scene = CTX_data_scene(C);
-
-  prop = RNA_struct_find_property(op->ptr, "frame_start");
-  if (!RNA_property_is_set(op->ptr, prop)) {
-    const int frame_start = RNA_property_int_get(op->ptr, prop);
-    if (frame_start < scene->r.sfra) {
-      RNA_property_int_set(op->ptr, prop, scene->r.sfra);
-    }
-  }
-
-  prop = RNA_struct_find_property(op->ptr, "frame_end");
-  if (!RNA_property_is_set(op->ptr, prop)) {
-    const int frame_end = RNA_property_int_get(op->ptr, prop);
-    if (frame_end > scene->r.efra) {
-      RNA_property_int_set(op->ptr, prop, scene->r.efra);
-    }
-  }
-
-  /* Show popup dialog to allow editing. */
-  return WM_operator_props_dialog_popup(C, op, 250);
-}
-
-void GPENCIL_OT_bake_grease_pencil_animation(wmOperatorType *ot)
-{
-  PropertyRNA *prop;
-
-  /* identifiers */
-  ot->name = "Bake Object Transform to Grease Pencil";
-  ot->idname = "GPENCIL_OT_bake_grease_pencil_animation";
-  ot->description = "Bake grease pencil object transform to grease pencil keyframes";
-
-  /* callbacks */
-  ot->invoke = gpencil_bake_grease_pencil_animation_invoke;
-  ot->exec = gpencil_bake_grease_pencil_animation_exec;
-  ot->poll = gpencil_bake_grease_pencil_animation_poll;
-
-  /* flags */
-  ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
-
-  /* properties */
-  prop = RNA_def_int(
-      ot->srna, "frame_start", 1, 1, 100000, "Start Frame", "The start frame", 1, 100000);
-
-  prop = RNA_def_int(
-      ot->srna, "frame_end", 250, 1, 100000, "End Frame", "The end frame of animation", 1, 100000);
-  RNA_def_property_update_runtime(prop, gpencil_bake_set_frame_end);
-
-  prop = RNA_def_int(ot->srna, "step", 1, 1, 100, "Step", "Step between generated frames", 1, 100);
-
-  RNA_def_boolean(
-      ot->srna, "only_selected", 0, "Only Selected Keyframes", "Convert only selected keyframes");
-  RNA_def_int(
-      ot->srna, "frame_target", 1, 1, 100000, "Target Frame", "Destination frame", 1, 100000);
-
-  RNA_def_enum(ot->srna,
-               "project_type",
-               rna_gpencil_reproject_type_items,
-               GP_REPROJECT_KEEP,
-               "Projection Type",
-               "");
-}