diff options
author | Campbell Barton <ideasman42@gmail.com> | 2018-04-16 17:27:55 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2018-04-16 18:56:50 +0300 |
commit | bfc9d426bb95e2bc0dd4541d6b4c5f802909149c (patch) | |
tree | 37702887bc3185309a13612613efd2752ebe0639 /source/blender/editors/mesh/editmesh_undo.c | |
parent | 80bb4254c6fb638cee0d33868c81c76c104817bf (diff) |
Multi-Object Editing
This adds initial multi-object editing support.
- Selected objects are used when entering edit & pose modes.
- Selection & tools work on all objects however many tools need porting
See: T54641 for remaining tasks.
Indentation will be done separately.
See patch: D3101
Diffstat (limited to 'source/blender/editors/mesh/editmesh_undo.c')
-rw-r--r-- | source/blender/editors/mesh/editmesh_undo.c | 83 |
1 files changed, 67 insertions, 16 deletions
diff --git a/source/blender/editors/mesh/editmesh_undo.c b/source/blender/editors/mesh/editmesh_undo.c index ab7e13117a0..4d4b7a098b0 100644 --- a/source/blender/editors/mesh/editmesh_undo.c +++ b/source/blender/editors/mesh/editmesh_undo.c @@ -24,9 +24,12 @@ #include "MEM_guardedalloc.h" +#include "CLG_log.h" + #include "DNA_mesh_types.h" #include "DNA_object_types.h" #include "DNA_key_types.h" +#include "DNA_layer_types.h" #include "BLI_listbase.h" #include "BLI_array_utils.h" @@ -35,6 +38,7 @@ #include "BKE_DerivedMesh.h" #include "BKE_context.h" #include "BKE_key.h" +#include "BKE_layer.h" #include "BKE_mesh.h" #include "BKE_editmesh.h" #include "BKE_undo_system.h" @@ -44,6 +48,7 @@ #include "ED_object.h" #include "ED_mesh.h" #include "ED_util.h" +#include "ED_undo.h" #include "WM_types.h" #include "WM_api.h" @@ -69,6 +74,9 @@ # include "BLI_task.h" #endif +/** We only need this locally. */ +static CLG_LogRef LOG = {"ed.undo.mesh"}; + /* -------------------------------------------------------------------- */ /** \name Undo Conversion * \{ */ @@ -668,16 +676,21 @@ static Object *editmesh_object_from_context(bContext *C) /* -------------------------------------------------------------------- */ /** \name Implements ED Undo System + * + * \note This is similar for all edit-mode types. * \{ */ +typedef struct MeshUndoStep_Elem { + struct MeshUndoStep_Elem *next, *prev; + UndoRefID_Object obedit_ref; + UndoMesh data; +} MeshUndoStep_Elem; + typedef struct MeshUndoStep { UndoStep step; - /* Use for all ID lookups (can be NULL). */ struct UndoIDPtrMap *id_map; - - /* note: will split out into list for multi-object-editmode. */ - UndoRefID_Object obedit_ref; - UndoMesh data; + MeshUndoStep_Elem *elems; + uint elems_len; } MeshUndoStep; static bool mesh_undosys_poll(bContext *C) @@ -688,10 +701,24 @@ static bool mesh_undosys_poll(bContext *C) static bool mesh_undosys_step_encode(struct bContext *C, UndoStep *us_p) { MeshUndoStep *us = (MeshUndoStep *)us_p; - us->obedit_ref.ptr = editmesh_object_from_context(C); - Mesh *me = us->obedit_ref.ptr->data; - undomesh_from_editmesh(&us->data, me->edit_btmesh, me->key); - us->step.data_size = us->data.undo_size; + + ViewLayer *view_layer = CTX_data_view_layer(C); + uint objects_len = 0; + Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(view_layer, &objects_len); + + us->elems = MEM_callocN(sizeof(*us->elems) * objects_len, __func__); + us->elems_len = objects_len; + + for (uint i = 0; i < objects_len; i++) { + Object *ob = objects[i]; + MeshUndoStep_Elem *elem = &us->elems[i]; + + elem->obedit_ref.ptr = ob; + Mesh *me = elem->obedit_ref.ptr->data; + undomesh_from_editmesh(&elem->data, me->edit_btmesh, me->key); + us->step.data_size += elem->data.undo_size; + } + MEM_freeN(objects); return true; } @@ -702,18 +729,37 @@ static void mesh_undosys_step_decode(struct bContext *C, UndoStep *us_p, int UNU BLI_assert(mesh_undosys_poll(C)); MeshUndoStep *us = (MeshUndoStep *)us_p; - Object *obedit = us->obedit_ref.ptr; - Mesh *me = obedit->data; - BMEditMesh *em = me->edit_btmesh; - undomesh_to_editmesh(&us->data, em, obedit->data); - DEG_id_tag_update(&obedit->id, OB_RECALC_DATA); + + for (uint i = 0; i < us->elems_len; i++) { + MeshUndoStep_Elem *elem = &us->elems[i]; + Object *obedit = elem->obedit_ref.ptr; + Mesh *me = obedit->data; + if (me->edit_btmesh == NULL) { + /* Should never fail, may not crash but can give odd behavior. */ + CLOG_ERROR(&LOG, "name='%s', failed to enter edit-mode for object '%s', undo state invalid", + us_p->name, obedit->id.name); + continue; + } + BMEditMesh *em = me->edit_btmesh; + undomesh_to_editmesh(&elem->data, em, obedit->data); + DEG_id_tag_update(&obedit->id, OB_RECALC_DATA); + } + + /* The first element is always active */ + ED_undo_object_set_active_or_warn(CTX_data_view_layer(C), us->elems[0].obedit_ref.ptr, us_p->name, &LOG); + WM_event_add_notifier(C, NC_GEOM | ND_DATA, NULL); } static void mesh_undosys_step_free(UndoStep *us_p) { MeshUndoStep *us = (MeshUndoStep *)us_p; - undomesh_free_data(&us->data); + + for (uint i = 0; i < us->elems_len; i++) { + MeshUndoStep_Elem *elem = &us->elems[i]; + undomesh_free_data(&elem->data); + } + MEM_freeN(us->elems); if (us->id_map != NULL) { BKE_undosys_ID_map_destroy(us->id_map); @@ -724,7 +770,12 @@ static void mesh_undosys_foreach_ID_ref( UndoStep *us_p, UndoTypeForEachIDRefFn foreach_ID_ref_fn, void *user_data) { MeshUndoStep *us = (MeshUndoStep *)us_p; - foreach_ID_ref_fn(user_data, ((UndoRefID *)&us->obedit_ref)); + + for (uint i = 0; i < us->elems_len; i++) { + MeshUndoStep_Elem *elem = &us->elems[i]; + foreach_ID_ref_fn(user_data, ((UndoRefID *)&elem->obedit_ref)); + } + if (us->id_map != NULL) { BKE_undosys_ID_map_foreach_ID_ref(us->id_map, foreach_ID_ref_fn, user_data); } |