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Fix visibility of instancer object #43

Merged
Bogdan Nagirniak merged 16 commits from BLEN-405_1 into hydra-render 2023-05-24 13:44:35 +02:00
Conversation 2 Commits 16 Files Changed 5 +159 -28
5 changed files with 159 additions and 28 deletions
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62
source/blender/render/hydra/scene_delegate/blender_scene_delegate.cc
View File

@ -3,6 +3,7 @@
#include <bitset>
#include "BKE_object.h"
#include "DEG_depsgraph_query.h"
#include "DNA_scene_types.h"
@ -305,22 +306,26 @@ void BlenderSceneDelegate::update_objects(Object *object)
if (!ObjectData::is_supported(object)) {
return;
}
pxr::SdfPath id = object_prim_id(object);
ObjectData *obj_data = object_data(id);
if (obj_data) {
obj_data->update_parent();
obj_data->update();
obj_data->update_visibility();
return;
}
if (view3d && !BKE_object_is_visible_in_viewport(view3d, object)) {
if (!ObjectData::is_visible(this, object)) {
/* Do not export new object if it is invisible */
return;
}
objects_[id] = ObjectData::create(this, object, id);
obj_data = object_data(id);
obj_data->update_parent();
obj_data->init();
obj_data->insert();
obj_data->update_visibility();
}
void BlenderSceneDelegate::update_instancers(Object *object)
@ -333,26 +338,30 @@ void BlenderSceneDelegate::update_instancers(Object *object)
pxr::SdfPath id = instancer_prim_id(object);
InstancerData *i_data = instancer_data(id);
if (i_data) {
if (object->transflag & OB_DUPLI) {
i_data->update();
}
else {
if ((object->transflag & OB_DUPLI) == 0) {
/* Object isn't instancer anymore and should be removed */
i_data->remove();
instancers_.erase(id);
return;
}
i_data->update();
return;
}
if ((object->transflag & OB_DUPLI) == 0) {
return;
}
if (view3d && !BKE_object_is_visible_in_viewport(view3d, object)) {
if (!InstancerData::is_visible(this, object)) {
/* Do not export new instancer if it is invisible */
return;
}
instancers_[id] = std::make_unique<InstancerData>(this, object, id);
i_data = instancer_data(id);
i_data->init();
i_data->insert();
i_data->update_visibility();
}
void BlenderSceneDelegate::update_world()
@ -385,6 +394,8 @@ void BlenderSceneDelegate::check_updates()
DEGIDIterData data = {0};
data.graph = depsgraph;
data.only_updated = true;
eEvaluationMode deg_mode = DEG_get_mode(depsgraph);
ITER_BEGIN (DEG_iterator_ids_begin, DEG_iterator_ids_next, DEG_iterator_ids_end, &data, ID *, id)
{
CLOG_INFO(LOG_RENDER_HYDRA_SCENE,
@ -396,6 +407,11 @@ void BlenderSceneDelegate::check_updates()
switch (GS(id->name)) {
case ID_OB: {
Object *object = (Object *)id;
CLOG_INFO(LOG_RENDER_HYDRA_SCENE,
2,
"Visibility: %s [%s]",
object->id.name,
std::bitset<3>(BKE_object_visibility(object, deg_mode)).to_string().c_str());
update_objects(object);
update_instancers(object);
} break;
@ -414,6 +430,10 @@ void BlenderSceneDelegate::check_updates()
} break;
case ID_SCE: {
if (id->recalc & ID_RECALC_COPY_ON_WRITE && !(id->recalc & ID_RECALC_SELECT)) {
do_update_collection = true;
do_update_visibility = true;
}
if (id->recalc & ID_RECALC_BASE_FLAGS) {
do_update_visibility = true;
}
@ -448,12 +468,13 @@ void BlenderSceneDelegate::add_new_objects()
{
DEGObjectIterSettings settings = {0};
settings.depsgraph = depsgraph;
settings.flags = DEG_ITER_OBJECT_FLAG_LINKED_DIRECTLY | DEG_ITER_OBJECT_FLAG_VISIBLE |
DEG_ITER_OBJECT_FLAG_LINKED_VIA_SET;
settings.flags = DEG_ITER_OBJECT_FLAG_LINKED_DIRECTLY | DEG_ITER_OBJECT_FLAG_LINKED_VIA_SET;
DEGObjectIterData data = {0};
data.settings = &settings;
data.graph = settings.depsgraph;
data.flag = settings.flags;
eEvaluationMode deg_mode = DEG_get_mode(depsgraph);
ITER_BEGIN (DEG_iterator_objects_begin,
DEG_iterator_objects_next,
DEG_iterator_objects_end,
@ -461,7 +482,11 @@ void BlenderSceneDelegate::add_new_objects()
Object *,
object)
{
CLOG_INFO(LOG_RENDER_HYDRA_SCENE,
2,
"Visibility: %s [%s]",
object->id.name,
std::bitset<3>(BKE_object_visibility(object, deg_mode)).to_string().c_str());
update_objects(object);
update_instancers(object);
}
@ -480,6 +505,7 @@ void BlenderSceneDelegate::remove_unused_objects()
data.settings = &settings;
data.graph = settings.depsgraph;
data.flag = settings.flags;
ITER_BEGIN (DEG_iterator_objects_begin,
DEG_iterator_objects_next,
DEG_iterator_objects_end,
@ -539,6 +565,7 @@ void BlenderSceneDelegate::remove_unused_objects()
void BlenderSceneDelegate::update_visibility()
{
/* Updating visibility of existing objects/instancers */
for (auto &it : objects_) {
it.second->update_visibility();
}
@ -546,15 +573,16 @@ void BlenderSceneDelegate::update_visibility()
it.second->update_visibility();
}
/* Add objects which were invisible before and not added yet */
/* Add objects/instancers which were invisible before and not added yet */
DEGObjectIterSettings settings = {0};
settings.depsgraph = depsgraph;
settings.flags = DEG_ITER_OBJECT_FLAG_LINKED_DIRECTLY | DEG_ITER_OBJECT_FLAG_VISIBLE |
DEG_ITER_OBJECT_FLAG_LINKED_VIA_SET;
settings.flags = DEG_ITER_OBJECT_FLAG_LINKED_DIRECTLY | DEG_ITER_OBJECT_FLAG_LINKED_VIA_SET;
DEGObjectIterData data = {0};
data.settings = &settings;
data.graph = settings.depsgraph;
data.flag = settings.flags;
eEvaluationMode deg_mode = DEG_get_mode(depsgraph);
ITER_BEGIN (DEG_iterator_objects_begin,
DEG_iterator_objects_next,
DEG_iterator_objects_end,
@ -562,7 +590,11 @@ void BlenderSceneDelegate::update_visibility()
Object *,
object)
{
CLOG_INFO(LOG_RENDER_HYDRA_SCENE,
2,
"Visibility: %s [%s]",
object->id.name,
std::bitset<3>(BKE_object_visibility(object, deg_mode)).to_string().c_str());
if (!object_data(object_prim_id(object))) {
update_objects(object);
}

87
source/blender/render/hydra/scene_delegate/instancer.cc
View File

@ -4,6 +4,9 @@
#include <pxr/base/gf/vec2f.h>
#include <pxr/imaging/hd/light.h>
#include "BKE_object.h"
#include "DEG_depsgraph_query.h"
#include "blender_scene_delegate.h"
#include "instancer.h"
@ -33,6 +36,29 @@ bool InstancerData::is_supported(Object *object)
return false;
}
bool InstancerData::is_visible(BlenderSceneDelegate *scene_delegate, Object *object)
{
eEvaluationMode deg_mode = DEG_get_mode(scene_delegate->depsgraph);
int vis = BKE_object_visibility(object, deg_mode);
bool ret = vis & OB_VISIBLE_INSTANCES;
if (deg_mode == DAG_EVAL_VIEWPORT) {
ret &= BKE_object_is_visible_in_viewport(scene_delegate->view3d, object);
}
else {
if (ret) {
/* If some of parent object is instancer, then currenct object as instancer
* is invisible in Final render */
for (Object *ob = object->parent; ob != nullptr; ob = ob->parent) {
if (ob->transflag & OB_DUPLI) {
ret = false;
break;
}
}
}
}
return ret;
}
void InstancerData::init()
{
ID_LOG(2, "");
@ -62,7 +88,6 @@ void InstancerData::remove()
void InstancerData::update()
{
ID_LOG(2, "");
Object *object = (Object *)id;
if (id->recalc & ID_RECALC_GEOMETRY ||
(object->data && ((ID *)object->data)->recalc & ID_RECALC_GEOMETRY) ||
@ -86,7 +111,10 @@ pxr::VtValue InstancerData::get_data(pxr::TfToken const &key) const
bool InstancerData::update_visibility()
{
bool ret = ObjectData::update_visibility();
bool prev_visible = visible;
visible = is_visible(scene_delegate_, (Object *)id);
bool ret = visible != prev_visible;
if (ret) {
auto &change_tracker = scene_delegate_->GetRenderIndex().GetChangeTracker();
change_tracker.MarkInstancerDirty(prim_id, pxr::HdChangeTracker::DirtyVisibility);
@ -164,6 +192,14 @@ void InstancerData::check_update(Object *object)
pxr::SdfPath path = object_prim_id(object);
MeshInstance *m_inst = mesh_instance(path);
if (m_inst) {
if (!is_instance_visible(object)) {
m_inst->data->remove();
mesh_instances_.erase(path);
scene_delegate_->GetRenderIndex().GetChangeTracker().MarkInstancerDirty(
prim_id, pxr::HdChangeTracker::AllDirty);
return;
}
m_inst->data->update();
if (m_inst->data->id->recalc & ID_RECALC_TRANSFORM) {
@ -176,6 +212,13 @@ void InstancerData::check_update(Object *object)
LightInstance *l_inst = light_instance(path);
if (l_inst) {
if (!is_instance_visible(object)) {
l_inst->transforms.clear();
update_light_instance(*l_inst);
light_instances_.erase(path);
return;
}
Object *obj = (Object *)l_inst->data->id;
if (obj->id.recalc & (ID_RECALC_TRANSFORM | ID_RECALC_GEOMETRY) ||
((ID *)obj->data)->recalc & ID_RECALC_GEOMETRY)
@ -184,6 +227,28 @@ void InstancerData::check_update(Object *object)
}
return;
}
/* Checking if object wasn't added to instances before */
if (is_supported(object) && is_instance_visible(object)) {
bool do_write_instances = false;
ListBase *lb = object_duplilist(
scene_delegate_->depsgraph, scene_delegate_->scene, (Object *)id);
LISTBASE_FOREACH (DupliObject *, dupli, lb) {
if (dupli->ob == object) {
do_write_instances = true;
break;
}
}
free_object_duplilist(lb);
if (do_write_instances) {
write_instances();
if (!mesh_instances_.empty()) {
scene_delegate_->GetRenderIndex().GetChangeTracker().MarkInstancerDirty(
prim_id, pxr::HdChangeTracker::AllDirty);
}
}
}
}
void InstancerData::check_remove(std::set<std::string> &available_objects)
@ -237,6 +302,22 @@ void InstancerData::update_double_sided(MaterialData *mat_data)
}
}
bool InstancerData::is_instance_visible(Object *object)
{
eEvaluationMode deg_mode = DEG_get_mode(scene_delegate_->depsgraph);
int vis = BKE_object_visibility(object, deg_mode);
bool ret = vis & OB_VISIBLE_SELF;
if (deg_mode == DAG_EVAL_VIEWPORT) {
if (!ret && ((object->transflag & OB_DUPLI) == 0 ||
(object->transflag & OB_DUPLI &&
object->duplicator_visibility_flag & OB_DUPLI_FLAG_VIEWPORT)))
{
ret = true;
}
}
return ret;
}
pxr::SdfPath InstancerData::object_prim_id(Object *object) const
{
/* Making id of object in form like <prefix>_<pointer in 16 hex digits format> */
@ -273,7 +354,7 @@ void InstancerData::write_instances()
scene_delegate_->depsgraph, scene_delegate_->scene, (Object *)id);
LISTBASE_FOREACH (DupliObject *, dupli, lb) {
Object *ob = dupli->ob;
if (!is_supported(ob)) {
if (!is_supported(ob) || !is_instance_visible(ob)) {
continue;
}

2
source/blender/render/hydra/scene_delegate/instancer.h
View File

@ -25,6 +25,7 @@ class InstancerData : public ObjectData {
public:
InstancerData(BlenderSceneDelegate *scene_delegate, Object *object, pxr::SdfPath const &prim_id);
static bool is_supported(Object *object);
static bool is_visible(BlenderSceneDelegate *scene_delegate, Object *object);
void init() override;
void insert() override;
@ -46,6 +47,7 @@ class InstancerData : public ObjectData {
void update_double_sided(MaterialData *mat_data);
private:
bool is_instance_visible(Object *object);
pxr::SdfPath object_prim_id(Object *object) const;
pxr::SdfPath light_prim_id(LightInstance const &inst, int index) const;
int light_prim_id_index(pxr::SdfPath const &id) const;

35
source/blender/render/hydra/scene_delegate/object.cc
View File

@ -2,6 +2,7 @@
* Copyright 2011-2022 Blender Foundation */
#include "BKE_object.h"
#include "DEG_depsgraph_query.h"
#include "blender_scene_delegate.h"
#include "light.h"
@ -59,21 +60,36 @@ bool ObjectData::is_supported(Object *object)
return false;
}
bool ObjectData::update_visibility()
bool ObjectData::is_visible(BlenderSceneDelegate *scene_delegate, Object *object)
{
if (!scene_delegate_->view3d) {
return false;
eEvaluationMode deg_mode = DEG_get_mode(scene_delegate->depsgraph);
int vis = BKE_object_visibility(object, deg_mode);
bool ret = vis & OB_VISIBLE_SELF;
if (deg_mode == DAG_EVAL_VIEWPORT) {
ret &= BKE_object_is_visible_in_viewport(scene_delegate->view3d, object);
}
bool prev_visible = visible;
visible = BKE_object_is_visible_in_viewport(scene_delegate_->view3d, (Object *)id);
bool ret = visible != prev_visible;
if (ret) {
ID_LOG(2, "");
else {
if (ret) {
/* If some of parent object is instancer, then currenct object
* is invisible in Final render */
for (Object *ob = object->parent; ob != nullptr; ob = ob->parent) {
if (ob->transflag & OB_DUPLI) {
ret = false;
break;
}
}
}
}
return ret;
}
bool ObjectData::update_visibility()
{
bool prev_visible = visible;
visible = is_visible(scene_delegate_, (Object *)id);
return visible != prev_visible;
}
void ObjectData::update_parent()
{
Object *object = (Object *)id;
@ -87,7 +103,6 @@ void ObjectData::update_parent()
scene_delegate_->instancer_prim_id(ob));
if (i_data) {
i_data->update_as_parent();
break;
}
}
}

1
source/blender/render/hydra/scene_delegate/object.h
View File

@ -22,6 +22,7 @@ class ObjectData : public IdData {
Object *object,
pxr::SdfPath const &prim_id);
static bool is_supported(Object *object);
static bool is_visible(BlenderSceneDelegate *scene_delegate, Object *object);
virtual bool update_visibility();
void update_parent();