Differential D3101 Diff 10387 source/blender/editors/lattice/editlattice_undo.c

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source/blender/editors/lattice/editlattice_undo.c

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*/		*/

#include <stdlib.h>		#include <stdlib.h>
#include <string.h>		#include <string.h>
#include <math.h>		#include <math.h>

#include "MEM_guardedalloc.h"		#include "MEM_guardedalloc.h"

		#include "CLG_log.h"

#include "BLI_utildefines.h"		#include "BLI_utildefines.h"
#include "BLI_array_utils.h"		#include "BLI_array_utils.h"

#include "DNA_curve_types.h"		#include "DNA_curve_types.h"
#include "DNA_lattice_types.h"		#include "DNA_lattice_types.h"
#include "DNA_object_types.h"		#include "DNA_object_types.h"
#include "DNA_scene_types.h"		#include "DNA_scene_types.h"

#include "BKE_context.h"		#include "BKE_context.h"
		#include "BKE_layer.h"
#include "BKE_undo_system.h"		#include "BKE_undo_system.h"

#include "DEG_depsgraph.h"		#include "DEG_depsgraph.h"

#include "ED_object.h"		#include "ED_object.h"
#include "ED_lattice.h"		#include "ED_lattice.h"
		#include "ED_undo.h"
#include "ED_util.h"		#include "ED_util.h"

#include "WM_types.h"		#include "WM_types.h"
#include "WM_api.h"		#include "WM_api.h"

#include "lattice_intern.h"		#include "lattice_intern.h"

		/** We only need this locally. */
		static CLG_LogRef LOG = {"ed.undo.lattice"};

/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name Undo Conversion		/** \name Undo Conversion
* \{ */		* \{ */

typedef struct UndoLattice {		typedef struct UndoLattice {
BPoint *def;		BPoint *def;
int pntsu, pntsv, pntsw, actbp;		int pntsu, pntsv, pntsw, actbp;
size_t undo_size;		size_t undo_size;
▲ Show 20 Lines • Show All 53 Lines • ▼ Show 20 Lines	static Object editlatt_object_from_context(bContext C)

return NULL;		return NULL;
}		}

/** \} */		/** \} */

/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name Implements ED Undo System		/** \name Implements ED Undo System
		*
		* \note This is similar for all edit-mode types.
* \{ */		* \{ */

typedef struct LatticeUndoStep {		typedef struct LatticeUndoStep_Elem {
UndoStep step;
/* note: will split out into list for multi-object-editmode. */
UndoRefID_Object obedit_ref;		UndoRefID_Object obedit_ref;
UndoLattice data;		UndoLattice data;
		} LatticeUndoStep_Elem;

		typedef struct LatticeUndoStep {
		UndoStep step;
		LatticeUndoStep_Elem *elems;
		uint elems_len;
} LatticeUndoStep;		} LatticeUndoStep;

static bool lattice_undosys_poll(bContext *C)		static bool lattice_undosys_poll(bContext *C)
{		{
return editlatt_object_from_context(C) != NULL;		return editlatt_object_from_context(C) != NULL;
}		}

static bool lattice_undosys_step_encode(struct bContext C, UndoStep us_p)		static bool lattice_undosys_step_encode(struct bContext C, UndoStep us_p)
{		{
LatticeUndoStep us = (LatticeUndoStep )us_p;		LatticeUndoStep us = (LatticeUndoStep )us_p;
us->obedit_ref.ptr = editlatt_object_from_context(C);
Lattice *lt = us->obedit_ref.ptr->data;		ViewLayer *view_layer = CTX_data_view_layer(C);
undolatt_from_editlatt(&us->data, lt->editlatt);		uint objects_len = 0;
us->step.data_size = us->data.undo_size;		Object **objects = BKE_view_layer_array_from_objects_in_mode(
		view_layer, &objects_len, {
		.object_mode = OB_MODE_EDIT,
		.no_dup_data = true});

		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];
		LatticeUndoStep_Elem *elem = &us->elems[i];

		elem->obedit_ref.ptr = ob;
		Lattice *lt = ob->data;
		undolatt_from_editlatt(&elem->data, lt->editlatt);
		us->step.data_size += elem->data.undo_size;
		}
		MEM_freeN(objects);
return true;		return true;
}		}

static void lattice_undosys_step_decode(struct bContext C, UndoStep us_p, int UNUSED(dir))		static void lattice_undosys_step_decode(struct bContext C, UndoStep us_p, int UNUSED(dir))
{		{
/* TODO(campbell): undo_system: use low-level API to set mode. */		/* TODO(campbell): undo_system: use low-level API to set mode. */
ED_object_mode_set(C, OB_MODE_EDIT);		ED_object_mode_set(C, OB_MODE_EDIT);
BLI_assert(lattice_undosys_poll(C));		BLI_assert(lattice_undosys_poll(C));

LatticeUndoStep us = (LatticeUndoStep )us_p;		LatticeUndoStep us = (LatticeUndoStep )us_p;
Object *obedit = us->obedit_ref.ptr;
		for (uint i = 0; i < us->elems_len; i++) {
		LatticeUndoStep_Elem *elem = &us->elems[i];
		Object *obedit = elem->obedit_ref.ptr;
Lattice *lt = obedit->data;		Lattice *lt = obedit->data;
EditLatt *editlatt = lt->editlatt;		if (lt->editlatt == NULL) {
undolatt_to_editlatt(&us->data, editlatt);		/* 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;
		}
		undolatt_to_editlatt(&elem->data, lt->editlatt);
DEG_id_tag_update(&obedit->id, OB_RECALC_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);		WM_event_add_notifier(C, NC_GEOM \| ND_DATA, NULL);
}		}

static void lattice_undosys_step_free(UndoStep *us_p)		static void lattice_undosys_step_free(UndoStep *us_p)
{		{
LatticeUndoStep us = (LatticeUndoStep )us_p;		LatticeUndoStep us = (LatticeUndoStep )us_p;
undolatt_free_data(&us->data);
		for (uint i = 0; i < us->elems_len; i++) {
		LatticeUndoStep_Elem *elem = &us->elems[i];
		undolatt_free_data(&elem->data);
		}
		MEM_freeN(us->elems);
}		}

static void lattice_undosys_foreach_ID_ref(		static void lattice_undosys_foreach_ID_ref(
UndoStep us_p, UndoTypeForEachIDRefFn foreach_ID_ref_fn, void user_data)		UndoStep us_p, UndoTypeForEachIDRefFn foreach_ID_ref_fn, void user_data)
{		{
LatticeUndoStep us = (LatticeUndoStep )us_p;		LatticeUndoStep us = (LatticeUndoStep )us_p;
foreach_ID_ref_fn(user_data, ((UndoRefID *)&us->obedit_ref));
		for (uint i = 0; i < us->elems_len; i++) {
		LatticeUndoStep_Elem *elem = &us->elems[i];
		foreach_ID_ref_fn(user_data, ((UndoRefID *)&elem->obedit_ref));
		}
}		}

/* Export for ED_undo_sys. */		/* Export for ED_undo_sys. */
void ED_lattice_undosys_type(UndoType *ut)		void ED_lattice_undosys_type(UndoType *ut)
{		{
ut->name = "Edit Lattice";		ut->name = "Edit Lattice";
ut->poll = lattice_undosys_poll;		ut->poll = lattice_undosys_poll;
ut->step_encode = lattice_undosys_step_encode;		ut->step_encode = lattice_undosys_step_encode;
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