
Take the Use Modifier Stack setting into account when connecting hair, and fix wrong results results when using deforming modifiers also. Differential Revision: https://developer.blender.org/D13704
1379 lines
37 KiB
C
1379 lines
37 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2009 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup edphys
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "MEM_guardedalloc.h"
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#include "DNA_mesh_types.h"
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#include "DNA_meshdata_types.h"
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#include "DNA_modifier_types.h"
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#include "DNA_scene_types.h"
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#include "BLI_listbase.h"
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#include "BLI_math.h"
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#include "BLI_string.h"
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#include "BLI_utildefines.h"
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#include "BKE_bvhutils.h"
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#include "BKE_context.h"
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#include "BKE_global.h"
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#include "BKE_lib_id.h"
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#include "BKE_main.h"
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#include "BKE_mesh.h"
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#include "BKE_mesh_runtime.h"
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#include "BKE_modifier.h"
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#include "BKE_object.h"
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#include "BKE_particle.h"
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#include "BKE_pointcache.h"
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#include "BKE_report.h"
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#include "DEG_depsgraph.h"
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#include "DEG_depsgraph_build.h"
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#include "DEG_depsgraph_query.h"
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#include "RNA_access.h"
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#include "RNA_define.h"
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#include "WM_api.h"
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#include "WM_types.h"
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#include "ED_object.h"
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#include "ED_particle.h"
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#include "ED_screen.h"
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#include "UI_resources.h"
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#include "particle_edit_utildefines.h"
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#include "physics_intern.h"
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static float I[4][4] = {
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{1.0f, 0.0f, 0.0f, 0.0f},
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{0.0f, 1.0f, 0.0f, 0.0f},
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{0.0f, 0.0f, 1.0f, 0.0f},
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{0.0f, 0.0f, 0.0f, 1.0f},
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};
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/********************** particle system slot operators *********************/
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static int particle_system_add_exec(bContext *C, wmOperator *UNUSED(op))
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{
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Main *bmain = CTX_data_main(C);
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Object *ob = ED_object_context(C);
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Scene *scene = CTX_data_scene(C);
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if (!scene || !ob) {
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return OPERATOR_CANCELLED;
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}
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object_add_particle_system(bmain, scene, ob, NULL);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
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WM_event_add_notifier(C, NC_OBJECT | ND_POINTCACHE, ob);
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return OPERATOR_FINISHED;
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}
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void OBJECT_OT_particle_system_add(wmOperatorType *ot)
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{
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/* identifiers */
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ot->name = "Add Particle System Slot";
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ot->idname = "OBJECT_OT_particle_system_add";
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ot->description = "Add a particle system";
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/* api callbacks */
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ot->poll = ED_operator_object_active_local_editable;
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ot->exec = particle_system_add_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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static int particle_system_remove_exec(bContext *C, wmOperator *UNUSED(op))
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{
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Main *bmain = CTX_data_main(C);
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Object *ob = ED_object_context(C);
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Scene *scene = CTX_data_scene(C);
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ViewLayer *view_layer = CTX_data_view_layer(C);
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int mode_orig;
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if (!scene || !ob) {
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return OPERATOR_CANCELLED;
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}
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mode_orig = ob->mode;
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ParticleSystem *psys = psys_get_current(ob);
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object_remove_particle_system(bmain, scene, ob, psys);
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/* possible this isn't the active object
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* object_remove_particle_system() clears the mode on the last psys
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*/
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if (mode_orig & OB_MODE_PARTICLE_EDIT) {
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if ((ob->mode & OB_MODE_PARTICLE_EDIT) == 0) {
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if (view_layer->basact && view_layer->basact->object == ob) {
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WM_event_add_notifier(C, NC_SCENE | ND_MODE | NS_MODE_OBJECT, NULL);
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}
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}
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}
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
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WM_event_add_notifier(C, NC_OBJECT | ND_POINTCACHE, ob);
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return OPERATOR_FINISHED;
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}
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void OBJECT_OT_particle_system_remove(wmOperatorType *ot)
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{
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/* identifiers */
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ot->name = "Remove Particle System Slot";
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ot->idname = "OBJECT_OT_particle_system_remove";
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ot->description = "Remove the selected particle system";
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/* api callbacks */
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ot->poll = ED_operator_object_active_local_editable;
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ot->exec = particle_system_remove_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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/********************** new particle settings operator *********************/
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static bool psys_poll(bContext *C)
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{
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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return (ptr.data != NULL);
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}
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static int new_particle_settings_exec(bContext *C, wmOperator *UNUSED(op))
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{
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Main *bmain = CTX_data_main(C);
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ParticleSystem *psys;
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ParticleSettings *part = NULL;
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Object *ob;
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PointerRNA ptr;
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ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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psys = ptr.data;
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/* add or copy particle setting */
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if (psys->part) {
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part = (ParticleSettings *)BKE_id_copy(bmain, &psys->part->id);
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}
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else {
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part = BKE_particlesettings_add(bmain, "ParticleSettings");
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}
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ob = (Object *)ptr.owner_id;
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if (psys->part) {
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id_us_min(&psys->part->id);
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}
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psys->part = part;
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psys_check_boid_data(psys);
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DEG_relations_tag_update(bmain);
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DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_new(wmOperatorType *ot)
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{
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/* identifiers */
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ot->name = "New Particle Settings";
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ot->idname = "PARTICLE_OT_new";
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ot->description = "Add new particle settings";
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/* api callbacks */
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ot->exec = new_particle_settings_exec;
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ot->poll = psys_poll;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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/********************** keyed particle target operators *********************/
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static int new_particle_target_exec(bContext *C, wmOperator *UNUSED(op))
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{
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Main *bmain = CTX_data_main(C);
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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ParticleSystem *psys = ptr.data;
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Object *ob = (Object *)ptr.owner_id;
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ParticleTarget *pt;
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if (!psys) {
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return OPERATOR_CANCELLED;
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}
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pt = psys->targets.first;
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for (; pt; pt = pt->next) {
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pt->flag &= ~PTARGET_CURRENT;
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}
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pt = MEM_callocN(sizeof(ParticleTarget), "keyed particle target");
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pt->flag |= PTARGET_CURRENT;
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pt->psys = 1;
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BLI_addtail(&psys->targets, pt);
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DEG_relations_tag_update(bmain);
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DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_new_target(wmOperatorType *ot)
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{
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/* identifiers */
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ot->name = "New Particle Target";
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ot->idname = "PARTICLE_OT_new_target";
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ot->description = "Add a new particle target";
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/* api callbacks */
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ot->exec = new_particle_target_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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static int remove_particle_target_exec(bContext *C, wmOperator *UNUSED(op))
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{
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Main *bmain = CTX_data_main(C);
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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ParticleSystem *psys = ptr.data;
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Object *ob = (Object *)ptr.owner_id;
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ParticleTarget *pt;
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if (!psys) {
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return OPERATOR_CANCELLED;
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}
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pt = psys->targets.first;
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for (; pt; pt = pt->next) {
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if (pt->flag & PTARGET_CURRENT) {
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BLI_remlink(&psys->targets, pt);
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MEM_freeN(pt);
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break;
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}
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}
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pt = psys->targets.last;
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if (pt) {
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pt->flag |= PTARGET_CURRENT;
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}
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DEG_relations_tag_update(bmain);
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DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_target_remove(wmOperatorType *ot)
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{
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/* identifiers */
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ot->name = "Remove Particle Target";
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ot->idname = "PARTICLE_OT_target_remove";
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ot->description = "Remove the selected particle target";
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/* api callbacks */
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ot->exec = remove_particle_target_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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/************************ move up particle target operator *********************/
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static int target_move_up_exec(bContext *C, wmOperator *UNUSED(op))
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{
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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ParticleSystem *psys = ptr.data;
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Object *ob = (Object *)ptr.owner_id;
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ParticleTarget *pt;
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if (!psys) {
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return OPERATOR_CANCELLED;
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}
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pt = psys->targets.first;
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for (; pt; pt = pt->next) {
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if (pt->flag & PTARGET_CURRENT && pt->prev) {
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BLI_remlink(&psys->targets, pt);
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BLI_insertlinkbefore(&psys->targets, pt->prev, pt);
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DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
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break;
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}
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}
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_target_move_up(wmOperatorType *ot)
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{
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ot->name = "Move Up Target";
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ot->idname = "PARTICLE_OT_target_move_up";
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ot->description = "Move particle target up in the list";
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ot->exec = target_move_up_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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/************************ move down particle target operator *********************/
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static int target_move_down_exec(bContext *C, wmOperator *UNUSED(op))
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{
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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ParticleSystem *psys = ptr.data;
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Object *ob = (Object *)ptr.owner_id;
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ParticleTarget *pt;
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if (!psys) {
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return OPERATOR_CANCELLED;
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}
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pt = psys->targets.first;
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for (; pt; pt = pt->next) {
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if (pt->flag & PTARGET_CURRENT && pt->next) {
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BLI_remlink(&psys->targets, pt);
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BLI_insertlinkafter(&psys->targets, pt->next, pt);
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DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
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break;
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}
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}
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_target_move_down(wmOperatorType *ot)
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{
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ot->name = "Move Down Target";
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ot->idname = "PARTICLE_OT_target_move_down";
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ot->description = "Move particle target down in the list";
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ot->exec = target_move_down_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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/************************ refresh dupli objects *********************/
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static int dupliob_refresh_exec(bContext *C, wmOperator *UNUSED(op))
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{
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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ParticleSystem *psys = ptr.data;
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if (!psys) {
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return OPERATOR_CANCELLED;
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}
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psys_check_group_weights(psys->part);
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DEG_id_tag_update(&psys->part->id, ID_RECALC_GEOMETRY | ID_RECALC_PSYS_REDO);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, NULL);
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_dupliob_refresh(wmOperatorType *ot)
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{
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ot->name = "Refresh Instance Objects";
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ot->idname = "PARTICLE_OT_dupliob_refresh";
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ot->description = "Refresh list of instance objects and their weights";
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ot->exec = dupliob_refresh_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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/************************ move up particle dupliweight operator *********************/
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static int dupliob_move_up_exec(bContext *C, wmOperator *UNUSED(op))
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{
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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ParticleSystem *psys = ptr.data;
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ParticleSettings *part;
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ParticleDupliWeight *dw;
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if (!psys) {
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return OPERATOR_CANCELLED;
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}
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part = psys->part;
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for (dw = part->instance_weights.first; dw; dw = dw->next) {
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if (dw->flag & PART_DUPLIW_CURRENT && dw->prev) {
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BLI_remlink(&part->instance_weights, dw);
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BLI_insertlinkbefore(&part->instance_weights, dw->prev, dw);
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DEG_id_tag_update(&part->id, ID_RECALC_GEOMETRY | ID_RECALC_PSYS_REDO);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, NULL);
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break;
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}
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}
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_dupliob_move_up(wmOperatorType *ot)
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{
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ot->name = "Move Up Instance Object";
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ot->idname = "PARTICLE_OT_dupliob_move_up";
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ot->description = "Move instance object up in the list";
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ot->exec = dupliob_move_up_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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/********************** particle dupliweight operators *********************/
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static int copy_particle_dupliob_exec(bContext *C, wmOperator *UNUSED(op))
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{
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PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
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ParticleSystem *psys = ptr.data;
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ParticleSettings *part;
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ParticleDupliWeight *dw;
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if (!psys) {
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return OPERATOR_CANCELLED;
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}
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part = psys->part;
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for (dw = part->instance_weights.first; dw; dw = dw->next) {
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if (dw->flag & PART_DUPLIW_CURRENT) {
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dw->flag &= ~PART_DUPLIW_CURRENT;
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dw = MEM_dupallocN(dw);
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dw->flag |= PART_DUPLIW_CURRENT;
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BLI_addhead(&part->instance_weights, dw);
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DEG_id_tag_update(&part->id, ID_RECALC_GEOMETRY | ID_RECALC_PSYS_REDO);
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WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, NULL);
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break;
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}
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}
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return OPERATOR_FINISHED;
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}
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void PARTICLE_OT_dupliob_copy(wmOperatorType *ot)
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{
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/* identifiers */
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ot->name = "Copy Particle Instance Object";
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ot->idname = "PARTICLE_OT_dupliob_copy";
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ot->description = "Duplicate the current instance object";
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/* api callbacks */
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ot->exec = copy_particle_dupliob_exec;
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/* flags */
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ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
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}
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|
|
static int remove_particle_dupliob_exec(bContext *C, wmOperator *UNUSED(op))
|
|
{
|
|
PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
|
|
ParticleSystem *psys = ptr.data;
|
|
ParticleSettings *part;
|
|
ParticleDupliWeight *dw;
|
|
|
|
if (!psys) {
|
|
return OPERATOR_CANCELLED;
|
|
}
|
|
|
|
part = psys->part;
|
|
for (dw = part->instance_weights.first; dw; dw = dw->next) {
|
|
if (dw->flag & PART_DUPLIW_CURRENT) {
|
|
BLI_remlink(&part->instance_weights, dw);
|
|
MEM_freeN(dw);
|
|
break;
|
|
}
|
|
}
|
|
dw = part->instance_weights.last;
|
|
|
|
if (dw) {
|
|
dw->flag |= PART_DUPLIW_CURRENT;
|
|
}
|
|
|
|
DEG_id_tag_update(&part->id, ID_RECALC_GEOMETRY | ID_RECALC_PSYS_REDO);
|
|
WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, NULL);
|
|
|
|
return OPERATOR_FINISHED;
|
|
}
|
|
|
|
void PARTICLE_OT_dupliob_remove(wmOperatorType *ot)
|
|
{
|
|
/* identifiers */
|
|
ot->name = "Remove Particle Instance Object";
|
|
ot->idname = "PARTICLE_OT_dupliob_remove";
|
|
ot->description = "Remove the selected instance object";
|
|
|
|
/* api callbacks */
|
|
ot->exec = remove_particle_dupliob_exec;
|
|
|
|
/* flags */
|
|
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
|
|
}
|
|
|
|
/************************ move down particle dupliweight operator *********************/
|
|
|
|
static int dupliob_move_down_exec(bContext *C, wmOperator *UNUSED(op))
|
|
{
|
|
PointerRNA ptr = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem);
|
|
ParticleSystem *psys = ptr.data;
|
|
ParticleSettings *part;
|
|
ParticleDupliWeight *dw;
|
|
|
|
if (!psys) {
|
|
return OPERATOR_CANCELLED;
|
|
}
|
|
|
|
part = psys->part;
|
|
for (dw = part->instance_weights.first; dw; dw = dw->next) {
|
|
if (dw->flag & PART_DUPLIW_CURRENT && dw->next) {
|
|
BLI_remlink(&part->instance_weights, dw);
|
|
BLI_insertlinkafter(&part->instance_weights, dw->next, dw);
|
|
|
|
DEG_id_tag_update(&part->id, ID_RECALC_GEOMETRY | ID_RECALC_PSYS_REDO);
|
|
WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, NULL);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return OPERATOR_FINISHED;
|
|
}
|
|
|
|
void PARTICLE_OT_dupliob_move_down(wmOperatorType *ot)
|
|
{
|
|
ot->name = "Move Down Instance Object";
|
|
ot->idname = "PARTICLE_OT_dupliob_move_down";
|
|
ot->description = "Move instance object down in the list";
|
|
|
|
ot->exec = dupliob_move_down_exec;
|
|
|
|
/* flags */
|
|
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
|
|
}
|
|
|
|
/************************ connect/disconnect hair operators *********************/
|
|
|
|
static void disconnect_hair(Depsgraph *depsgraph, Scene *scene, Object *ob, ParticleSystem *psys)
|
|
{
|
|
Object *object_eval = DEG_get_evaluated_object(depsgraph, ob);
|
|
ParticleSystem *psys_eval = psys_eval_get(depsgraph, ob, psys);
|
|
ParticleSystemModifierData *psmd_eval = psys_get_modifier(object_eval, psys_eval);
|
|
ParticleEditSettings *pset = PE_settings(scene);
|
|
ParticleData *pa;
|
|
PTCacheEdit *edit;
|
|
PTCacheEditPoint *point;
|
|
PTCacheEditKey *ekey = NULL;
|
|
HairKey *key;
|
|
int i, k;
|
|
float hairmat[4][4];
|
|
|
|
if (!ob || !psys || psys->flag & PSYS_GLOBAL_HAIR) {
|
|
return;
|
|
}
|
|
|
|
if (!psys->part || psys->part->type != PART_HAIR) {
|
|
return;
|
|
}
|
|
|
|
edit = psys->edit;
|
|
point = edit ? edit->points : NULL;
|
|
|
|
for (i = 0, pa = psys->particles; i < psys->totpart; i++, pa++) {
|
|
if (point) {
|
|
ekey = point->keys;
|
|
point++;
|
|
}
|
|
|
|
psys_mat_hair_to_global(ob, psmd_eval->mesh_final, psys->part->from, pa, hairmat);
|
|
|
|
for (k = 0, key = pa->hair; k < pa->totkey; k++, key++) {
|
|
mul_m4_v3(hairmat, key->co);
|
|
|
|
if (ekey) {
|
|
ekey->flag &= ~PEK_USE_WCO;
|
|
ekey++;
|
|
}
|
|
}
|
|
}
|
|
|
|
psys_free_path_cache(psys, psys->edit);
|
|
|
|
psys->flag |= PSYS_GLOBAL_HAIR;
|
|
|
|
if (ELEM(pset->brushtype, PE_BRUSH_ADD, PE_BRUSH_PUFF)) {
|
|
pset->brushtype = PE_BRUSH_COMB;
|
|
}
|
|
|
|
PE_update_object(depsgraph, scene, ob, 0);
|
|
}
|
|
|
|
static int disconnect_hair_exec(bContext *C, wmOperator *op)
|
|
{
|
|
Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C);
|
|
Scene *scene = CTX_data_scene(C);
|
|
Object *ob = ED_object_context(C);
|
|
ParticleSystem *psys = NULL;
|
|
const bool all = RNA_boolean_get(op->ptr, "all");
|
|
|
|
if (!ob) {
|
|
return OPERATOR_CANCELLED;
|
|
}
|
|
|
|
if (all) {
|
|
for (psys = ob->particlesystem.first; psys; psys = psys->next) {
|
|
disconnect_hair(depsgraph, scene, ob, psys);
|
|
}
|
|
}
|
|
else {
|
|
psys = psys_get_current(ob);
|
|
disconnect_hair(depsgraph, scene, ob, psys);
|
|
}
|
|
|
|
DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
|
|
WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
|
|
|
|
return OPERATOR_FINISHED;
|
|
}
|
|
|
|
void PARTICLE_OT_disconnect_hair(wmOperatorType *ot)
|
|
{
|
|
ot->name = "Disconnect Hair";
|
|
ot->description = "Disconnect hair from the emitter mesh";
|
|
ot->idname = "PARTICLE_OT_disconnect_hair";
|
|
|
|
ot->exec = disconnect_hair_exec;
|
|
|
|
/* flags */
|
|
/* No REGISTER, redo does not work due to missing update, see T47750. */
|
|
ot->flag = OPTYPE_UNDO;
|
|
|
|
RNA_def_boolean(
|
|
ot->srna, "all", 0, "All Hair", "Disconnect all hair systems from the emitter mesh");
|
|
}
|
|
|
|
/* from/to_world_space : whether from/to particles are in world or hair space
|
|
* from/to_mat : additional transform for from/to particles (e.g. for using object space copying)
|
|
*/
|
|
static bool remap_hair_emitter(Depsgraph *depsgraph,
|
|
Scene *scene,
|
|
Object *ob,
|
|
ParticleSystem *psys,
|
|
Object *target_ob,
|
|
ParticleSystem *target_psys,
|
|
PTCacheEdit *target_edit,
|
|
const float from_mat[4][4],
|
|
const float to_mat[4][4],
|
|
bool from_global,
|
|
bool to_global)
|
|
{
|
|
Object *object_eval = DEG_get_evaluated_object(depsgraph, ob);
|
|
ParticleSystem *psys_eval = psys_eval_get(depsgraph, ob, psys);
|
|
ParticleSystemModifierData *target_psmd = psys_get_modifier(object_eval, psys_eval);
|
|
ParticleData *pa, *tpa;
|
|
PTCacheEditPoint *edit_point;
|
|
PTCacheEditKey *ekey;
|
|
BVHTreeFromMesh bvhtree = {NULL};
|
|
MFace *mface = NULL, *mf;
|
|
MEdge *medge = NULL, *me;
|
|
MVert *mvert;
|
|
Mesh *mesh, *target_mesh;
|
|
int numverts;
|
|
int k;
|
|
float from_ob_imat[4][4], to_ob_imat[4][4];
|
|
float from_imat[4][4], to_imat[4][4];
|
|
|
|
if (!target_psmd->mesh_final) {
|
|
return false;
|
|
}
|
|
if (!psys->part || psys->part->type != PART_HAIR) {
|
|
return false;
|
|
}
|
|
if (!target_psys->part || target_psys->part->type != PART_HAIR) {
|
|
return false;
|
|
}
|
|
|
|
edit_point = target_edit ? target_edit->points : NULL;
|
|
|
|
invert_m4_m4(from_ob_imat, ob->obmat);
|
|
invert_m4_m4(to_ob_imat, target_ob->obmat);
|
|
invert_m4_m4(from_imat, from_mat);
|
|
invert_m4_m4(to_imat, to_mat);
|
|
|
|
const bool use_dm_final_indices = (target_psys->part->use_modifier_stack &&
|
|
!target_psmd->mesh_final->runtime.deformed_only);
|
|
|
|
if (use_dm_final_indices) {
|
|
mesh = target_psmd->mesh_final;
|
|
}
|
|
else {
|
|
mesh = target_psmd->mesh_original;
|
|
}
|
|
target_mesh = target_psmd->mesh_final;
|
|
if (mesh == NULL) {
|
|
return false;
|
|
}
|
|
/* don't modify the original vertices */
|
|
/* we don't want to mess up target_psmd->dm when converting to global coordinates below */
|
|
mesh = (Mesh *)BKE_id_copy_ex(NULL, &mesh->id, NULL, LIB_ID_COPY_LOCALIZE);
|
|
|
|
/* BMESH_ONLY, deform dm may not have tessface */
|
|
BKE_mesh_tessface_ensure(mesh);
|
|
|
|
numverts = mesh->totvert;
|
|
mvert = mesh->mvert;
|
|
|
|
/* convert to global coordinates */
|
|
for (int i = 0; i < numverts; i++) {
|
|
mul_m4_v3(to_mat, mvert[i].co);
|
|
}
|
|
|
|
if (mesh->totface != 0) {
|
|
mface = mesh->mface;
|
|
BKE_bvhtree_from_mesh_get(&bvhtree, mesh, BVHTREE_FROM_FACES, 2);
|
|
}
|
|
else if (mesh->totedge != 0) {
|
|
medge = mesh->medge;
|
|
BKE_bvhtree_from_mesh_get(&bvhtree, mesh, BVHTREE_FROM_EDGES, 2);
|
|
}
|
|
else {
|
|
BKE_id_free(NULL, mesh);
|
|
return false;
|
|
}
|
|
|
|
int i;
|
|
for (i = 0, tpa = target_psys->particles, pa = psys->particles; i < target_psys->totpart;
|
|
i++, tpa++, pa++) {
|
|
float from_co[3];
|
|
BVHTreeNearest nearest;
|
|
|
|
if (from_global) {
|
|
mul_v3_m4v3(from_co, from_ob_imat, pa->hair[0].co);
|
|
}
|
|
else {
|
|
mul_v3_m4v3(from_co, from_ob_imat, pa->hair[0].world_co);
|
|
}
|
|
mul_m4_v3(from_mat, from_co);
|
|
|
|
nearest.index = -1;
|
|
nearest.dist_sq = FLT_MAX;
|
|
|
|
BLI_bvhtree_find_nearest(bvhtree.tree, from_co, &nearest, bvhtree.nearest_callback, &bvhtree);
|
|
|
|
if (nearest.index == -1) {
|
|
if (G.debug & G_DEBUG) {
|
|
printf("No nearest point found for hair root!");
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if (mface) {
|
|
float v[4][3];
|
|
|
|
mf = &mface[nearest.index];
|
|
|
|
copy_v3_v3(v[0], mvert[mf->v1].co);
|
|
copy_v3_v3(v[1], mvert[mf->v2].co);
|
|
copy_v3_v3(v[2], mvert[mf->v3].co);
|
|
if (mf->v4) {
|
|
copy_v3_v3(v[3], mvert[mf->v4].co);
|
|
interp_weights_poly_v3(tpa->fuv, v, 4, nearest.co);
|
|
}
|
|
else {
|
|
interp_weights_poly_v3(tpa->fuv, v, 3, nearest.co);
|
|
}
|
|
tpa->foffset = 0.0f;
|
|
|
|
tpa->num = nearest.index;
|
|
if (use_dm_final_indices) {
|
|
tpa->num_dmcache = DMCACHE_ISCHILD;
|
|
}
|
|
else {
|
|
tpa->num_dmcache = psys_particle_dm_face_lookup(
|
|
target_psmd->mesh_final, target_psmd->mesh_original, tpa->num, tpa->fuv, NULL);
|
|
}
|
|
}
|
|
else {
|
|
me = &medge[nearest.index];
|
|
|
|
tpa->fuv[1] = line_point_factor_v3(nearest.co, mvert[me->v1].co, mvert[me->v2].co);
|
|
tpa->fuv[0] = 1.0f - tpa->fuv[1];
|
|
tpa->fuv[2] = tpa->fuv[3] = 0.0f;
|
|
tpa->foffset = 0.0f;
|
|
|
|
tpa->num = nearest.index;
|
|
tpa->num_dmcache = -1;
|
|
}
|
|
|
|
/* translate hair keys */
|
|
{
|
|
HairKey *key, *tkey;
|
|
float hairmat[4][4], imat[4][4];
|
|
float offset[3];
|
|
|
|
if (to_global) {
|
|
copy_m4_m4(imat, target_ob->obmat);
|
|
}
|
|
else {
|
|
/* NOTE: using target_dm here, which is in target_ob object space and has full modifiers.
|
|
*/
|
|
psys_mat_hair_to_object(target_ob, target_mesh, target_psys->part->from, tpa, hairmat);
|
|
invert_m4_m4(imat, hairmat);
|
|
}
|
|
mul_m4_m4m4(imat, imat, to_imat);
|
|
|
|
/* offset in world space */
|
|
sub_v3_v3v3(offset, nearest.co, from_co);
|
|
|
|
if (edit_point) {
|
|
for (k = 0, key = pa->hair, tkey = tpa->hair, ekey = edit_point->keys; k < tpa->totkey;
|
|
k++, key++, tkey++, ekey++) {
|
|
float co_orig[3];
|
|
|
|
if (from_global) {
|
|
mul_v3_m4v3(co_orig, from_ob_imat, key->co);
|
|
}
|
|
else {
|
|
mul_v3_m4v3(co_orig, from_ob_imat, key->world_co);
|
|
}
|
|
mul_m4_v3(from_mat, co_orig);
|
|
|
|
add_v3_v3v3(tkey->co, co_orig, offset);
|
|
|
|
mul_m4_v3(imat, tkey->co);
|
|
|
|
ekey->flag |= PEK_USE_WCO;
|
|
}
|
|
|
|
edit_point++;
|
|
}
|
|
else {
|
|
for (k = 0, key = pa->hair, tkey = tpa->hair; k < tpa->totkey; k++, key++, tkey++) {
|
|
float co_orig[3];
|
|
|
|
if (from_global) {
|
|
mul_v3_m4v3(co_orig, from_ob_imat, key->co);
|
|
}
|
|
else {
|
|
mul_v3_m4v3(co_orig, from_ob_imat, key->world_co);
|
|
}
|
|
mul_m4_v3(from_mat, co_orig);
|
|
|
|
add_v3_v3v3(tkey->co, co_orig, offset);
|
|
|
|
mul_m4_v3(imat, tkey->co);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
free_bvhtree_from_mesh(&bvhtree);
|
|
BKE_id_free(NULL, mesh);
|
|
|
|
psys_free_path_cache(target_psys, target_edit);
|
|
|
|
PE_update_object(depsgraph, scene, target_ob, 0);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool connect_hair(Depsgraph *depsgraph, Scene *scene, Object *ob, ParticleSystem *psys)
|
|
{
|
|
bool ok;
|
|
|
|
if (!psys) {
|
|
return false;
|
|
}
|
|
|
|
ok = remap_hair_emitter(depsgraph,
|
|
scene,
|
|
ob,
|
|
psys,
|
|
ob,
|
|
psys,
|
|
psys->edit,
|
|
ob->obmat,
|
|
ob->obmat,
|
|
psys->flag & PSYS_GLOBAL_HAIR,
|
|
false);
|
|
psys->flag &= ~PSYS_GLOBAL_HAIR;
|
|
|
|
return ok;
|
|
}
|
|
|
|
static int connect_hair_exec(bContext *C, wmOperator *op)
|
|
{
|
|
Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C);
|
|
Scene *scene = CTX_data_scene(C);
|
|
Object *ob = ED_object_context(C);
|
|
ParticleSystem *psys = NULL;
|
|
const bool all = RNA_boolean_get(op->ptr, "all");
|
|
bool any_connected = false;
|
|
|
|
if (!ob) {
|
|
return OPERATOR_CANCELLED;
|
|
}
|
|
|
|
if (all) {
|
|
for (psys = ob->particlesystem.first; psys; psys = psys->next) {
|
|
any_connected |= connect_hair(depsgraph, scene, ob, psys);
|
|
}
|
|
}
|
|
else {
|
|
psys = psys_get_current(ob);
|
|
any_connected |= connect_hair(depsgraph, scene, ob, psys);
|
|
}
|
|
|
|
if (!any_connected) {
|
|
BKE_report(op->reports,
|
|
RPT_WARNING,
|
|
"No hair connected (can't connect hair if particle system modifier is disabled)");
|
|
return OPERATOR_CANCELLED;
|
|
}
|
|
|
|
DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
|
|
WM_event_add_notifier(C, NC_OBJECT | ND_PARTICLE, ob);
|
|
|
|
return OPERATOR_FINISHED;
|
|
}
|
|
|
|
void PARTICLE_OT_connect_hair(wmOperatorType *ot)
|
|
{
|
|
ot->name = "Connect Hair";
|
|
ot->description = "Connect hair to the emitter mesh";
|
|
ot->idname = "PARTICLE_OT_connect_hair";
|
|
|
|
ot->exec = connect_hair_exec;
|
|
|
|
/* flags */
|
|
/* No REGISTER, redo does not work due to missing update, see T47750. */
|
|
ot->flag = OPTYPE_UNDO;
|
|
|
|
RNA_def_boolean(ot->srna, "all", 0, "All Hair", "Connect all hair systems to the emitter mesh");
|
|
}
|
|
|
|
/************************ particle system copy operator *********************/
|
|
|
|
typedef enum eCopyParticlesSpace {
|
|
PAR_COPY_SPACE_OBJECT = 0,
|
|
PAR_COPY_SPACE_WORLD = 1,
|
|
} eCopyParticlesSpace;
|
|
|
|
static void copy_particle_edit(Depsgraph *depsgraph,
|
|
Scene *scene,
|
|
Object *ob,
|
|
ParticleSystem *psys,
|
|
ParticleSystem *psys_from)
|
|
{
|
|
PTCacheEdit *edit_from = psys_from->edit, *edit;
|
|
ParticleData *pa;
|
|
KEY_K;
|
|
POINT_P;
|
|
|
|
if (!edit_from) {
|
|
return;
|
|
}
|
|
|
|
edit = MEM_dupallocN(edit_from);
|
|
edit->psys = psys;
|
|
psys->edit = edit;
|
|
|
|
edit->pathcache = NULL;
|
|
BLI_listbase_clear(&edit->pathcachebufs);
|
|
|
|
edit->emitter_field = NULL;
|
|
edit->emitter_cosnos = NULL;
|
|
|
|
edit->points = MEM_dupallocN(edit_from->points);
|
|
pa = psys->particles;
|
|
LOOP_POINTS {
|
|
HairKey *hkey = pa->hair;
|
|
|
|
point->keys = MEM_dupallocN(point->keys);
|
|
LOOP_KEYS {
|
|
key->co = hkey->co;
|
|
key->time = &hkey->time;
|
|
key->flag = hkey->editflag;
|
|
if (!(psys->flag & PSYS_GLOBAL_HAIR)) {
|
|
key->flag |= PEK_USE_WCO;
|
|
hkey->editflag |= PEK_USE_WCO;
|
|
}
|
|
|
|
hkey++;
|
|
}
|
|
|
|
pa++;
|
|
}
|
|
update_world_cos(ob, edit);
|
|
|
|
recalc_lengths(edit);
|
|
recalc_emitter_field(depsgraph, ob, psys);
|
|
PE_update_object(depsgraph, scene, ob, true);
|
|
}
|
|
|
|
static void remove_particle_systems_from_object(Object *ob_to)
|
|
{
|
|
ModifierData *md, *md_next;
|
|
|
|
if (ob_to->type != OB_MESH) {
|
|
return;
|
|
}
|
|
if (!ob_to->data || ID_IS_LINKED(ob_to->data)) {
|
|
return;
|
|
}
|
|
|
|
for (md = ob_to->modifiers.first; md; md = md_next) {
|
|
md_next = md->next;
|
|
|
|
/* remove all particle system modifiers as well,
|
|
* these need to sync to the particle system list
|
|
*/
|
|
if (ELEM(md->type,
|
|
eModifierType_ParticleSystem,
|
|
eModifierType_DynamicPaint,
|
|
eModifierType_Fluid)) {
|
|
BLI_remlink(&ob_to->modifiers, md);
|
|
BKE_modifier_free(md);
|
|
}
|
|
}
|
|
|
|
BKE_object_free_particlesystems(ob_to);
|
|
}
|
|
|
|
/* single_psys_from is optional, if NULL all psys of ob_from are copied */
|
|
static bool copy_particle_systems_to_object(const bContext *C,
|
|
Scene *scene,
|
|
Object *ob_from,
|
|
ParticleSystem *single_psys_from,
|
|
Object *ob_to,
|
|
int space,
|
|
bool duplicate_settings)
|
|
{
|
|
Main *bmain = CTX_data_main(C);
|
|
Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C);
|
|
ModifierData *md;
|
|
ParticleSystem *psys_start = NULL, *psys, *psys_from;
|
|
ParticleSystem **tmp_psys;
|
|
CustomData_MeshMasks cdmask = {0};
|
|
int i, totpsys;
|
|
|
|
if (ob_to->type != OB_MESH) {
|
|
return false;
|
|
}
|
|
if (!ob_to->data || ID_IS_LINKED(ob_to->data)) {
|
|
return false;
|
|
}
|
|
|
|
/* For remapping we need a valid DM.
|
|
* Because the modifiers are appended at the end it's safe to use
|
|
* the final DM of the object without particles.
|
|
* However, when evaluating the DM all the particle modifiers must be valid,
|
|
* i.e. have the psys assigned already.
|
|
*
|
|
* To break this hen/egg problem we create all psys separately first
|
|
* (to collect required customdata masks),
|
|
* then create the DM, then add them to the object and make the psys modifiers.
|
|
*/
|
|
#define PSYS_FROM_FIRST (single_psys_from ? single_psys_from : ob_from->particlesystem.first)
|
|
#define PSYS_FROM_NEXT(cur) (single_psys_from ? NULL : (cur)->next)
|
|
totpsys = single_psys_from ? 1 : BLI_listbase_count(&ob_from->particlesystem);
|
|
|
|
tmp_psys = MEM_mallocN(sizeof(ParticleSystem *) * totpsys, "temporary particle system array");
|
|
|
|
for (psys_from = PSYS_FROM_FIRST, i = 0; psys_from; psys_from = PSYS_FROM_NEXT(psys_from), i++) {
|
|
psys = BKE_object_copy_particlesystem(psys_from, 0);
|
|
tmp_psys[i] = psys;
|
|
|
|
if (psys_start == NULL) {
|
|
psys_start = psys;
|
|
}
|
|
|
|
psys_emitter_customdata_mask(psys, &cdmask);
|
|
}
|
|
/* to iterate source and target psys in sync,
|
|
* we need to know where the newly added psys start
|
|
*/
|
|
psys_start = totpsys > 0 ? tmp_psys[0] : NULL;
|
|
|
|
/* now append psys to the object and make modifiers */
|
|
for (i = 0, psys_from = PSYS_FROM_FIRST; i < totpsys;
|
|
++i, psys_from = PSYS_FROM_NEXT(psys_from)) {
|
|
ParticleSystemModifierData *psmd;
|
|
|
|
psys = tmp_psys[i];
|
|
|
|
/* append to the object */
|
|
BLI_addtail(&ob_to->particlesystem, psys);
|
|
psys_unique_name(ob_to, psys, psys->name);
|
|
|
|
/* add a particle system modifier for each system */
|
|
md = BKE_modifier_new(eModifierType_ParticleSystem);
|
|
psmd = (ParticleSystemModifierData *)md;
|
|
/* push on top of the stack, no use trying to reproduce old stack order */
|
|
BLI_addtail(&ob_to->modifiers, md);
|
|
|
|
BLI_snprintf(md->name, sizeof(md->name), "ParticleSystem %i", i);
|
|
BKE_modifier_unique_name(&ob_to->modifiers, (ModifierData *)psmd);
|
|
|
|
psmd->psys = psys;
|
|
|
|
if (psys_from->edit) {
|
|
copy_particle_edit(depsgraph, scene, ob_to, psys, psys_from);
|
|
}
|
|
|
|
if (duplicate_settings) {
|
|
id_us_min(&psys->part->id);
|
|
psys->part = (ParticleSettings *)BKE_id_copy(bmain, &psys->part->id);
|
|
}
|
|
}
|
|
MEM_freeN(tmp_psys);
|
|
|
|
/* NOTE: do this after creating DM copies for all the particle system modifiers,
|
|
* the remapping otherwise makes final_dm invalid!
|
|
*/
|
|
for (psys = psys_start, psys_from = PSYS_FROM_FIRST, i = 0; psys;
|
|
psys = psys->next, psys_from = PSYS_FROM_NEXT(psys_from), i++) {
|
|
float(*from_mat)[4], (*to_mat)[4];
|
|
|
|
switch (space) {
|
|
case PAR_COPY_SPACE_OBJECT:
|
|
from_mat = I;
|
|
to_mat = I;
|
|
break;
|
|
case PAR_COPY_SPACE_WORLD:
|
|
from_mat = ob_from->obmat;
|
|
to_mat = ob_to->obmat;
|
|
break;
|
|
default:
|
|
/* should not happen */
|
|
from_mat = to_mat = NULL;
|
|
BLI_assert(false);
|
|
break;
|
|
}
|
|
if (ob_from != ob_to) {
|
|
remap_hair_emitter(depsgraph,
|
|
scene,
|
|
ob_from,
|
|
psys_from,
|
|
ob_to,
|
|
psys,
|
|
psys->edit,
|
|
from_mat,
|
|
to_mat,
|
|
psys_from->flag & PSYS_GLOBAL_HAIR,
|
|
psys->flag & PSYS_GLOBAL_HAIR);
|
|
}
|
|
|
|
/* tag for recalc */
|
|
// psys->recalc |= ID_RECALC_PSYS_RESET;
|
|
}
|
|
|
|
#undef PSYS_FROM_FIRST
|
|
#undef PSYS_FROM_NEXT
|
|
|
|
if (duplicate_settings) {
|
|
DEG_relations_tag_update(bmain);
|
|
}
|
|
DEG_id_tag_update(&ob_to->id, ID_RECALC_GEOMETRY);
|
|
WM_main_add_notifier(NC_OBJECT | ND_PARTICLE | NA_EDITED, ob_to);
|
|
return true;
|
|
}
|
|
|
|
static bool copy_particle_systems_poll(bContext *C)
|
|
{
|
|
Object *ob;
|
|
if (!ED_operator_object_active_local_editable(C)) {
|
|
return false;
|
|
}
|
|
|
|
ob = ED_object_active_context(C);
|
|
if (BLI_listbase_is_empty(&ob->particlesystem)) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static int copy_particle_systems_exec(bContext *C, wmOperator *op)
|
|
{
|
|
const int space = RNA_enum_get(op->ptr, "space");
|
|
const bool remove_target_particles = RNA_boolean_get(op->ptr, "remove_target_particles");
|
|
const bool use_active = RNA_boolean_get(op->ptr, "use_active");
|
|
Scene *scene = CTX_data_scene(C);
|
|
Object *ob_from = ED_object_active_context(C);
|
|
|
|
ParticleSystem *psys_from = NULL;
|
|
if (use_active) {
|
|
psys_from = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem).data;
|
|
if (psys_from == NULL) {
|
|
/* Particle System context pointer is only valid in the Properties Editor. */
|
|
psys_from = psys_get_current(ob_from);
|
|
}
|
|
}
|
|
|
|
int changed_tot = 0;
|
|
int fail = 0;
|
|
|
|
CTX_DATA_BEGIN (C, Object *, ob_to, selected_editable_objects) {
|
|
if (ob_from != ob_to) {
|
|
bool changed = false;
|
|
if (remove_target_particles) {
|
|
remove_particle_systems_from_object(ob_to);
|
|
changed = true;
|
|
}
|
|
if (copy_particle_systems_to_object(C, scene, ob_from, psys_from, ob_to, space, false)) {
|
|
changed = true;
|
|
}
|
|
else {
|
|
fail++;
|
|
}
|
|
|
|
if (changed) {
|
|
changed_tot++;
|
|
}
|
|
}
|
|
}
|
|
CTX_DATA_END;
|
|
|
|
if (changed_tot > 0) {
|
|
Depsgraph *depsgraph = CTX_data_depsgraph_pointer(C);
|
|
DEG_graph_tag_relations_update(depsgraph);
|
|
}
|
|
|
|
if ((changed_tot == 0 && fail == 0) || fail) {
|
|
BKE_reportf(op->reports,
|
|
RPT_ERROR,
|
|
"Copy particle systems to selected: %d done, %d failed",
|
|
changed_tot,
|
|
fail);
|
|
}
|
|
|
|
return OPERATOR_FINISHED;
|
|
}
|
|
|
|
void PARTICLE_OT_copy_particle_systems(wmOperatorType *ot)
|
|
{
|
|
static const EnumPropertyItem space_items[] = {
|
|
{PAR_COPY_SPACE_OBJECT, "OBJECT", 0, "Object", "Copy inside each object's local space"},
|
|
{PAR_COPY_SPACE_WORLD, "WORLD", 0, "World", "Copy in world space"},
|
|
{0, NULL, 0, NULL, NULL},
|
|
};
|
|
|
|
ot->name = "Copy Particle Systems";
|
|
ot->description = "Copy particle systems from the active object to selected objects";
|
|
ot->idname = "PARTICLE_OT_copy_particle_systems";
|
|
|
|
ot->poll = copy_particle_systems_poll;
|
|
ot->exec = copy_particle_systems_exec;
|
|
|
|
/* flags */
|
|
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
|
|
|
|
RNA_def_enum(ot->srna,
|
|
"space",
|
|
space_items,
|
|
PAR_COPY_SPACE_OBJECT,
|
|
"Space",
|
|
"Space transform for copying from one object to another");
|
|
RNA_def_boolean(ot->srna,
|
|
"remove_target_particles",
|
|
true,
|
|
"Remove Target Particles",
|
|
"Remove particle systems on the target objects");
|
|
RNA_def_boolean(ot->srna,
|
|
"use_active",
|
|
false,
|
|
"Use Active",
|
|
"Use the active particle system from the context");
|
|
}
|
|
|
|
static bool duplicate_particle_systems_poll(bContext *C)
|
|
{
|
|
if (!ED_operator_object_active_local_editable(C)) {
|
|
return false;
|
|
}
|
|
Object *ob = ED_object_active_context(C);
|
|
if (BLI_listbase_is_empty(&ob->particlesystem)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static int duplicate_particle_systems_exec(bContext *C, wmOperator *op)
|
|
{
|
|
const bool duplicate_settings = RNA_boolean_get(op->ptr, "use_duplicate_settings");
|
|
Scene *scene = CTX_data_scene(C);
|
|
Object *ob = ED_object_active_context(C);
|
|
/* Context pointer is only valid in the Properties Editor. */
|
|
ParticleSystem *psys = CTX_data_pointer_get_type(C, "particle_system", &RNA_ParticleSystem).data;
|
|
if (psys == NULL) {
|
|
psys = psys_get_current(ob);
|
|
}
|
|
|
|
copy_particle_systems_to_object(
|
|
C, scene, ob, psys, ob, PAR_COPY_SPACE_OBJECT, duplicate_settings);
|
|
return OPERATOR_FINISHED;
|
|
}
|
|
|
|
void PARTICLE_OT_duplicate_particle_system(wmOperatorType *ot)
|
|
{
|
|
ot->name = "Duplicate Particle System";
|
|
ot->description = "Duplicate particle system within the active object";
|
|
ot->idname = "PARTICLE_OT_duplicate_particle_system";
|
|
|
|
ot->poll = duplicate_particle_systems_poll;
|
|
ot->exec = duplicate_particle_systems_exec;
|
|
|
|
/* flags */
|
|
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
|
|
|
|
RNA_def_boolean(ot->srna,
|
|
"use_duplicate_settings",
|
|
false,
|
|
"Duplicate Settings",
|
|
"Duplicate settings as well, so the new particle system uses its own settings");
|
|
}
|