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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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) 20014 by Blender Foundation.
* All rights reserved.
*
* Contributor(s): Sergey Sharybin.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/blenkernel/intern/object_update.c
* \ingroup bke
*/
#include "DNA_anim_types.h"
#include "DNA_constraint_types.h"
#include "DNA_group_types.h"
#include "DNA_key_types.h"
#include "DNA_material_types.h"
#include "DNA_scene_types.h"
#include "BLI_blenlib.h"
#include "BLI_utildefines.h"
#include "BLI_math.h"
#include "BLI_threads.h"
#include "BKE_global.h"
#include "BKE_armature.h"
#include "BKE_action.h"
#include "BKE_constraint.h"
#include "BKE_depsgraph.h"
#include "BKE_DerivedMesh.h"
#include "BKE_animsys.h"
#include "BKE_displist.h"
#include "BKE_effect.h"
#include "BKE_key.h"
#include "BKE_lamp.h"
#include "BKE_lattice.h"
#include "BKE_editmesh.h"
#include "BKE_object.h"
#include "BKE_particle.h"
#include "BKE_scene.h"
#include "BKE_material.h"
#include "BKE_image.h"
#include "DEG_depsgraph.h"
#ifdef WITH_LEGACY_DEPSGRAPH
# define DEBUG_PRINT if (!DEG_depsgraph_use_legacy() && G.debug & G_DEBUG_DEPSGRAPH) printf
#else
# define DEBUG_PRINT if (G.debug & G_DEBUG_DEPSGRAPH) printf
#endif
static ThreadMutex material_lock = BLI_MUTEX_INITIALIZER;
void BKE_object_eval_local_transform(EvaluationContext *UNUSED(eval_ctx),
Scene *UNUSED(scene),
Object *ob)
{
DEBUG_PRINT("%s on %s\n", __func__, ob->id.name);
/* calculate local matrix */
BKE_object_to_mat4(ob, ob->obmat);
}
/* Evaluate parent */
/* NOTE: based on solve_parenting(), but with the cruft stripped out */
void BKE_object_eval_parent(EvaluationContext *UNUSED(eval_ctx),
Scene *scene,
Object *ob)
{
Object *par = ob->parent;
float totmat[4][4];
float tmat[4][4];
float locmat[4][4];
DEBUG_PRINT("%s on %s\n", __func__, ob->id.name);
/* get local matrix (but don't calculate it, as that was done already!) */
// XXX: redundant?
copy_m4_m4(locmat, ob->obmat);
/* get parent effect matrix */
BKE_object_get_parent_matrix(scene, ob, par, totmat);
/* total */
mul_m4_m4m4(tmat, totmat, ob->parentinv);
mul_m4_m4m4(ob->obmat, tmat, locmat);
/* origin, for help line */
if ((ob->partype & PARTYPE) == PARSKEL) {
copy_v3_v3(ob->orig, par->obmat[3]);
}
else {
copy_v3_v3(ob->orig, totmat[3]);
}
}
void BKE_object_eval_constraints(EvaluationContext *UNUSED(eval_ctx),
Scene *scene,
Object *ob)
{
bConstraintOb *cob;
float ctime = BKE_scene_frame_get(scene);
DEBUG_PRINT("%s on %s\n", __func__, ob->id.name);
/* evaluate constraints stack */
/* TODO: split this into:
* - pre (i.e. BKE_constraints_make_evalob, per-constraint (i.e.
* - inner body of BKE_constraints_solve),
* - post (i.e. BKE_constraints_clear_evalob)
*
* Not sure why, this is from Joshua - sergey
*
*/
cob = BKE_constraints_make_evalob(scene, ob, NULL, CONSTRAINT_OBTYPE_OBJECT);
BKE_constraints_solve(&ob->constraints, cob, ctime);
BKE_constraints_clear_evalob(cob);
}
void BKE_object_eval_done(EvaluationContext *UNUSED(eval_ctx), Object *ob)
{
DEBUG_PRINT("%s on %s\n", __func__, ob->id.name);
/* Set negative scale flag in object. */
if (is_negative_m4(ob->obmat)) ob->transflag |= OB_NEG_SCALE;
else ob->transflag &= ~OB_NEG_SCALE;
}
void BKE_object_eval_modifier(struct EvaluationContext *eval_ctx,
struct Scene *scene,
struct Object *ob,
struct ModifierData *md)
{
DEBUG_PRINT("%s on %s\n", __func__, ob->id.name);
(void) eval_ctx; /* Ignored. */
(void) scene; /* Ignored. */
(void) ob; /* Ignored. */
(void) md; /* Ignored. */
}
void BKE_object_handle_data_update(EvaluationContext *eval_ctx,
Scene *scene,
Object *ob)
{
ID *data_id = (ID *)ob->data;
AnimData *adt = BKE_animdata_from_id(data_id);
Key *key;
float ctime = BKE_scene_frame_get(scene);
if (G.debug & G_DEBUG_DEPSGRAPH)
printf("recalcdata %s\n", ob->id.name + 2);
/* TODO(sergey): Only used by legacy depsgraph. */
if (adt) {
/* evaluate drivers - datalevel */
/* XXX: for mesh types, should we push this to derivedmesh instead? */
BKE_animsys_evaluate_animdata(scene, data_id, adt, ctime, ADT_RECALC_DRIVERS);
}
/* TODO(sergey): Only used by legacy depsgraph. */
key = BKE_key_from_object(ob);
if (key && key->block.first) {
if (!(ob->shapeflag & OB_SHAPE_LOCK))
BKE_animsys_evaluate_animdata(scene, &key->id, key->adt, ctime, ADT_RECALC_DRIVERS);
}
/* includes all keys and modifiers */
switch (ob->type) {
case OB_MESH:
{
BMEditMesh *em = (ob == scene->obedit) ? BKE_editmesh_from_object(ob) : NULL;
uint64_t data_mask = scene->customdata_mask | CD_MASK_BAREMESH;
#ifdef WITH_FREESTYLE
/* make sure Freestyle edge/face marks appear in DM for render (see T40315) */
if (eval_ctx->mode != DAG_EVAL_VIEWPORT) {
data_mask |= CD_MASK_FREESTYLE_EDGE | CD_MASK_FREESTYLE_FACE;
}
#endif
if (em) {
makeDerivedMesh(scene, ob, em, data_mask, false); /* was CD_MASK_BAREMESH */
}
else {
makeDerivedMesh(scene, ob, NULL, data_mask, false);
}
break;
}
case OB_ARMATURE:
if (ob->id.lib && ob->proxy_from) {
if (BKE_pose_copy_result(ob->pose, ob->proxy_from->pose) == false) {
printf("Proxy copy error, lib Object: %s proxy Object: %s\n",
ob->id.name + 2, ob->proxy_from->id.name + 2);
}
}
else {
BKE_pose_where_is(scene, ob);
}
break;
case OB_MBALL:
BKE_displist_make_mball(eval_ctx, scene, ob);
break;
case OB_CURVE:
case OB_SURF:
case OB_FONT:
BKE_displist_make_curveTypes(scene, ob, 0);
break;
case OB_LATTICE:
BKE_lattice_modifiers_calc(scene, ob);
break;
case OB_EMPTY:
if (ob->empty_drawtype == OB_EMPTY_IMAGE && ob->data)
if (BKE_image_is_animated(ob->data))
BKE_image_user_check_frame_calc(ob->iuser, (int)ctime, 0);
break;
}
/* related materials */
/* XXX: without depsgraph tagging, this will always need to be run, which will be slow!
* However, not doing anything (or trying to hack around this lack) is not an option
* anymore, especially due to Cycles [#31834]
*/
if (ob->totcol) {
int a;
if (ob->totcol != 0) {
BLI_mutex_lock(&material_lock);
for (a = 1; a <= ob->totcol; a++) {
Material *ma = give_current_material(ob, a);
if (ma) {
/* recursively update drivers for this material */
material_drivers_update(scene, ma, ctime);
}
}
BLI_mutex_unlock(&material_lock);
}
}
else if (ob->type == OB_LAMP)
lamp_drivers_update(scene, ob->data, ctime);
/* particles */
if (ob != scene->obedit && ob->particlesystem.first) {
ParticleSystem *tpsys, *psys;
DerivedMesh *dm;
ob->transflag &= ~OB_DUPLIPARTS;
psys = ob->particlesystem.first;
while (psys) {
/* ensure this update always happens even if psys is disabled */
if (psys->recalc & PSYS_RECALC_TYPE) {
psys_changed_type(ob, psys);
}
if (psys_check_enabled(ob, psys)) {
/* check use of dupli objects here */
if (psys->part && (psys->part->draw_as == PART_DRAW_REND || eval_ctx->mode == DAG_EVAL_RENDER) &&
((psys->part->ren_as == PART_DRAW_OB && psys->part->dup_ob) ||
(psys->part->ren_as == PART_DRAW_GR && psys->part->dup_group)))
{
ob->transflag |= OB_DUPLIPARTS;
}
particle_system_update(scene, ob, psys);
psys = psys->next;
}
else if (psys->flag & PSYS_DELETE) {
tpsys = psys->next;
BLI_remlink(&ob->particlesystem, psys);
psys_free(ob, psys);
psys = tpsys;
}
else
psys = psys->next;
}
if (eval_ctx->mode == DAG_EVAL_RENDER && ob->transflag & OB_DUPLIPARTS) {
/* this is to make sure we get render level duplis in groups:
* the derivedmesh must be created before init_render_mesh,
* since object_duplilist does dupliparticles before that */
CustomDataMask data_mask = CD_MASK_BAREMESH | CD_MASK_MFACE | CD_MASK_MTFACE | CD_MASK_MCOL;
dm = mesh_create_derived_render(scene, ob, data_mask);
dm->release(dm);
for (psys = ob->particlesystem.first; psys; psys = psys->next)
psys_get_modifier(ob, psys)->flag &= ~eParticleSystemFlag_psys_updated;
}
}
/* quick cache removed */
}
void BKE_object_eval_uber_transform(EvaluationContext *UNUSED(eval_ctx),
Scene *UNUSED(scene),
Object *ob)
{
/* TODO(sergey): Currently it's a duplicate of logic in BKE_object_handle_update_ex(). */
// XXX: it's almost redundant now...
/* Handle proxy copy for target, */
if (ob->id.lib && ob->proxy_from) {
if (ob->proxy_from->proxy_group) {
/* Transform proxy into group space. */
Object *obg = ob->proxy_from->proxy_group;
float imat[4][4];
invert_m4_m4(imat, obg->obmat);
mul_m4_m4m4(ob->obmat, imat, ob->proxy_from->obmat);
/* Should always be true. */
if (obg->dup_group) {
add_v3_v3(ob->obmat[3], obg->dup_group->dupli_ofs);
}
}
else
copy_m4_m4(ob->obmat, ob->proxy_from->obmat);
}
ob->recalc &= ~(OB_RECALC_OB | OB_RECALC_TIME);
if (ob->data == NULL) {
ob->recalc &= ~OB_RECALC_DATA;
}
}
void BKE_object_eval_uber_data(EvaluationContext *eval_ctx,
Scene *scene,
Object *ob)
{
DEBUG_PRINT("%s on %s\n", __func__, ob->id.name);
BLI_assert(ob->type != OB_ARMATURE);
BKE_object_handle_data_update(eval_ctx, scene, ob);
ob->recalc &= ~(OB_RECALC_DATA | OB_RECALC_TIME);
}
void BKE_object_eval_proxy_backlink(EvaluationContext *eval_ctx, Object *ob)
{
if (ob->proxy) {
ob->proxy->proxy_from = ob;
}
}
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