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BLEN-299: Export instances #11

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Bogdan Nagirniak merged 7 commits from BLEN-299 into hydra-render 2023-03-05 09:37:12 +01:00
Conversation 0 Commits 7 Files Changed 7 +134 -9
5 changed files with 134 additions and 9 deletions
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Showing only changes of commit e65e8d782f - Show all commits

69
source/blender/render/hydra/sceneDelegate/blenderSceneDelegate.cc
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@ -78,6 +78,43 @@ bool BlenderSceneDelegate::GetVisible(SdfPath const &id)
return object_data(id)->visible;
}
pxr::GfRange3d BlenderSceneDelegate::GetExtent(pxr::SdfPath const &id)
{
LOG(INFO) << "GetExtent: " << id.GetString();
return pxr::GfRange3d();
}
bool BlenderSceneDelegate::GetDoubleSided(pxr::SdfPath const &id)
{
LOG(INFO) << "GetDoubleSided: " << id.GetString();
return false;
}
pxr::HdCullStyle BlenderSceneDelegate::GetCullStyle(pxr::SdfPath const &id)
{
LOG(INFO) << "GetCullStyle: " << id.GetString();
return pxr::HdCullStyle();
}
pxr::SdfPath BlenderSceneDelegate::GetInstancerId(pxr::SdfPath const &primId)
{
LOG(INFO) << "GetInstancerId: " << primId.GetString();
return pxr::SdfPath();
}
pxr::SdfPathVector BlenderSceneDelegate::GetInstancerPrototypes(pxr::SdfPath const &instancerId)
{
LOG(INFO) << "GetInstancerPrototypes: " << instancerId.GetString();
return pxr::SdfPathVector();
}
pxr::VtIntArray BlenderSceneDelegate::GetInstanceIndices(pxr::SdfPath const &instancerId,
pxr::SdfPath const &prototypeId)
{
LOG(INFO) << "GetInstanceIndices: " << instancerId.GetString() << " " << prototypeId.GetString();
return pxr::VtIntArray();
}
void BlenderSceneDelegate::update_collection(bool remove, bool visibility)
{
if (visibility) {
@ -91,6 +128,7 @@ void BlenderSceneDelegate::update_collection(bool remove, bool visibility)
/* Export of new visible objects which were not exported before */
std::set<SdfPath> available_objects;
SdfPath id;
DEGObjectIterSettings settings = {0};
settings.depsgraph = depsgraph;
@ -105,15 +143,15 @@ void BlenderSceneDelegate::update_collection(bool remove, bool visibility)
DEG_iterator_objects_end,
&data, Object *, object) {
if (data.dupli_object_current != nullptr) {
InstanceData i_data(this, data.dupli_object_current);
LOG(INFO) << "Instance: " << i_data.name() << " " << i_data.random_id();
add_update_instance(data.dupli_object_current, false);
continue;
}
if (!ObjectData::supported(object)) {
continue;
}
SdfPath id = ObjectData::prim_id(this, object);
id = ObjectData::prim_id(this, object);
if (remove) {
available_objects.insert(id);
}
@ -191,6 +229,22 @@ void BlenderSceneDelegate::add_update_object(Object *object, bool geometry, bool
}
}
void BlenderSceneDelegate::add_update_instance(DupliObject *dupli, bool transform)
{
SdfPath id = InstanceData::prim_id(this, dupli);
InstanceData *i_data = instance_data(id);
if (!i_data) {
instances[id] = InstanceData::init(this, dupli);
i_data = instance_data(id);
i_data->insert_prim();
return;
}
if (transform) {
i_data->mark_prim_dirty(IdData::DirtyBits::DirtyTransform);
}
}
ObjectData *BlenderSceneDelegate::object_data(SdfPath const &id)
{
auto it = objects.find(id);
@ -219,6 +273,15 @@ MaterialData *BlenderSceneDelegate::material_data(SdfPath const &id)
return it->second.get();
}
InstanceData *BlenderSceneDelegate::instance_data(SdfPath const &id)
{
auto it = instances.find(id);
if (it == instances.end()) {
return nullptr;
}
return it->second.get();
}
void BlenderSceneDelegate::populate(Depsgraph *deps, bContext *cont)
{
bool is_populated = depsgraph != nullptr;

8
source/blender/render/hydra/sceneDelegate/blenderSceneDelegate.h
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@ -32,14 +32,22 @@ public:
pxr::SdfPath GetMaterialId(pxr::SdfPath const &rprimId) override;
pxr::VtValue GetMaterialResource(pxr::SdfPath const &materialId) override;
bool GetVisible(pxr::SdfPath const &id) override;
pxr::GfRange3d GetExtent(pxr::SdfPath const &id) override;
bool GetDoubleSided(pxr::SdfPath const &id) override;
pxr::HdCullStyle GetCullStyle(pxr::SdfPath const &id) override;
pxr::SdfPath GetInstancerId(pxr::SdfPath const &primId) override;
pxr::SdfPathVector GetInstancerPrototypes(pxr::SdfPath const &instancerId) override;
pxr::VtIntArray GetInstanceIndices(pxr::SdfPath const &instancerId, pxr::SdfPath const &prototypeId) override;
private:
ObjectData *object_data(pxr::SdfPath const &id);
MeshData *mesh_data(pxr::SdfPath const &id);
LightData *light_data(pxr::SdfPath const &id);
MaterialData *material_data(pxr::SdfPath const &id);
InstanceData *instance_data(pxr::SdfPath const &id);
void add_update_object(Object *object, bool geometry, bool transform, bool shading);
void add_update_instance(DupliObject *dupli, bool transform);
void set_material(MeshData &mesh_data);
void update_material(Material *material);
void update_world();

56
source/blender/render/hydra/sceneDelegate/instance.cc
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@ -1,38 +1,88 @@
/* SPDX-License-Identifier: Apache-2.0
* Copyright 2011-2022 Blender Foundation */
#include <pxr/imaging/hd/instancer.h>
#include "glog/logging.h"
#include "../utils.h"
#include "instance.h"
using namespace pxr;
namespace blender::render::hydra {
std::unique_ptr<InstanceData> InstanceData::init(pxr::HdSceneDelegate *scene_delegate,
DupliObject *dupli)
{
return std::make_unique<InstanceData>(scene_delegate, dupli);
}
pxr::SdfPath InstanceData::prim_id(pxr::HdSceneDelegate *scene_delegate, DupliObject *dupli)
{
char str[16];
snprintf(str, 16, "I_%08lx", dupli->random_id);
return scene_delegate->GetDelegateID().AppendElementString(str);
}
InstanceData::InstanceData(pxr::HdSceneDelegate *scene_delegate, DupliObject *dupli)
: IdData(scene_delegate, (ID *)dupli->ob_data)
: IdData(scene_delegate, (ID *)dupli->ob)
, dupli(dupli)
{
}
int InstanceData::random_id()
pxr::GfMatrix4d InstanceData::transform()
{
return dupli->random_id;
SdfPath p_id = prim_id(scene_delegate, dupli);
LOG(INFO) << "Transform instance: " << name() << " " << p_id.GetName();
return gf_matrix_from_transform(dupli->mat);
}
VtValue InstanceData::get_data(TfToken const &key)
{
SdfPath p_id = prim_id(scene_delegate, dupli);
LOG(INFO) << "Get data instance: " << name() << " " << p_id.GetName()
<< " [" << key.GetString() << "]";
return VtValue();
}
void InstanceData::insert_prim()
{
SdfPath p_id = prim_id(scene_delegate, dupli);
scene_delegate->GetRenderIndex().InsertSprim(HdPrimTypeTokens->instance, scene_delegate, p_id);
LOG(INFO) << "Add instance: " << name() << " id=" << p_id.GetAsString();
}
void InstanceData::remove_prim()
{
SdfPath p_id = prim_id(scene_delegate, dupli);
scene_delegate->GetRenderIndex().RemoveSprim(HdPrimTypeTokens->instance, p_id);
LOG(INFO) << "Remove instance: " << name() << " id=" << p_id.GetAsString();
}
void InstanceData::mark_prim_dirty(DirtyBits dirty_bits)
{
SdfPath p_id = prim_id(scene_delegate, dupli);
HdDirtyBits bits = HdChangeTracker::Clean;
switch (dirty_bits) {
case DirtyBits::DirtyTransform:
bits = HdChangeTracker::DirtyTransform;
break;
case DirtyBits::DirtyVisibility:
bits = HdChangeTracker::DirtyVisibility;
break;
case DirtyBits::DirtyMaterial:
bits = HdChangeTracker::DirtyMaterialId;
break;
case DirtyBits::AllDirty:
bits = HdChangeTracker::AllDirty;
break;
default:
break;
}
scene_delegate->GetRenderIndex().GetChangeTracker().MarkSprimDirty(p_id, bits);
LOG(INFO) << "Update mesh: " << name() << " [" << (int)dirty_bits << "]";
}
} // namespace blender::render::hydra

7
source/blender/render/hydra/sceneDelegate/instance.h
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@ -11,9 +11,12 @@ namespace blender::render::hydra {
class InstanceData: public IdData {
public:
static std::unique_ptr<InstanceData> init(pxr::HdSceneDelegate *scene_delegate, DupliObject *dupli);
static pxr::SdfPath prim_id(pxr::HdSceneDelegate *scene_delegate, DupliObject *dupli);
InstanceData(pxr::HdSceneDelegate *scene_delegate, DupliObject *dupli);
int random_id();
pxr::GfMatrix4d transform();
pxr::VtValue get_data(pxr::TfToken const &key) override;
void insert_prim() override;
@ -26,4 +29,6 @@ public:
using InstanceDataMap = pxr::TfHashMap<pxr::SdfPath, std::unique_ptr<InstanceData>, pxr::SdfPath::Hash>;
} // namespace blender::render::hydra

1
source/blender/render/hydra/sceneDelegate/mesh.cc
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@ -11,7 +11,6 @@
#include "BKE_object.h"
#include "BKE_material.h"
#include "mesh.h"
using namespace pxr;