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Support several instancers on one object #24

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Bogdan Nagirniak merged 16 commits from BLEN-383 into hydra-render 2023-04-19 02:46:24 +02:00
Conversation 0 Commits 16 Files Changed 10 +53 -70
5 changed files with 53 additions and 70 deletions
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Showing only changes of commit f777cf428f - Show all commits

11
source/blender/render/hydra/scene_delegate/blender_scene_delegate.cc
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@ -55,9 +55,12 @@ bool BlenderSceneDelegate::GetVisible(pxr::SdfPath const &id)
pxr::SdfPath BlenderSceneDelegate::GetInstancerId(pxr::SdfPath const &prim_id)
{
CLOG_INFO(LOG_BSD, 3, "%s", prim_id.GetText());
InstancerData *i_data = instancer_data(prim_id, true);
if (prim_id.GetParentPath() == GetDelegateID()) {
return pxr::SdfPath();
}
InstancerData *i_data = instancer_data(prim_id.GetParentPath());
if (i_data) {
return i_data->instancer_id;
return i_data->p_id;
}
return pxr::SdfPath();
}
@ -75,7 +78,7 @@ pxr::VtIntArray BlenderSceneDelegate::GetInstanceIndices(pxr::SdfPath const &ins
{
CLOG_INFO(LOG_BSD, 3, "%s, %s", instancer_id.GetText(), prototype_id.GetText());
InstancerData *i_data = instancer_data(instancer_id);
return i_data->instance_indices();
return i_data->indices();
}
pxr::GfMatrix4d BlenderSceneDelegate::GetInstancerTransform(pxr::SdfPath const &instancer_id)
@ -381,7 +384,7 @@ pxr::HdPrimvarDescriptorVector BlenderSceneDelegate::GetPrimvarDescriptors(
InstancerData *i_data = instancer_data(id);
if (i_data) {
return i_data->instancer_primvar_descriptors(interpolation);
return i_data->primvar_descriptors(interpolation);
}
return pxr::HdPrimvarDescriptorVector();

8
source/blender/render/hydra/scene_delegate/id.h
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@ -26,10 +26,11 @@ class IdData {
virtual pxr::VtValue get_data(pxr::TfToken const &key) const;
template<class T> const T get_data(pxr::TfToken const &key) const;
protected:
BlenderSceneDelegate *scene_delegate;
ID *id;
pxr::SdfPath p_id;
protected:
BlenderSceneDelegate *scene_delegate;
};
template<class T> const T IdData::get_data(pxr::TfToken const &key) const
@ -37,4 +38,7 @@ template<class T> const T IdData::get_data(pxr::TfToken const &key) const
return get_data(key).Get<T>();
}
#define ID_LOG(level, msg, ...) \
CLOG_INFO(LOG_BSD, level, "%s (%s): " msg, p_id.GetText(), id->name, __VA_ARGS__);
} // namespace blender::render::hydra

82
source/blender/render/hydra/scene_delegate/instancer.cc
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@ -44,20 +44,16 @@ pxr::SdfPath InstancerData::prim_id(BlenderSceneDelegate *scene_delegate, Object
}
InstancerData::InstancerData(BlenderSceneDelegate *scene_delegate, Object *object)
: MeshData(scene_delegate, object), parent_obj(object)
: ObjectData(scene_delegate, object)
{
id = nullptr;
p_id = prim_id(scene_delegate, object);
instancer_id = p_id.AppendElementString("Instancer");
CLOG_INFO(LOG_BSD, 2, "%s, instancer_id=%s", ((ID *)parent_obj)->name, instancer_id.GetText());
ID_LOG(2, "");
}
void InstancerData::init()
{
CLOG_INFO(LOG_BSD, 2, "%s", ((ID *)parent_obj)->name);
ID_LOG(2, "");
set_instances();
MeshData::init();
}
pxr::GfMatrix4d InstancerData::transform()
@ -71,11 +67,9 @@ bool InstancerData::update_visibility(View3D *view3d)
return false;
}
bool prev_visible = visible;
visible = BKE_object_is_visible_in_viewport(view3d, parent_obj);
bool ret = visible != prev_visible;
bool ret = ObjectData::update_visibility(view3d);
if (ret) {
scene_delegate->GetRenderIndex().GetChangeTracker().MarkRprimDirty(
scene_delegate->GetRenderIndex().GetChangeTracker().MarkInstancerDirty(
p_id, pxr::HdChangeTracker::DirtyVisibility);
}
return ret;
@ -83,16 +77,15 @@ bool InstancerData::update_visibility(View3D *view3d)
pxr::VtValue InstancerData::get_data(pxr::TfToken const &key) const
{
CLOG_INFO(LOG_BSD, 3, "%s [%s]", id->name, key.GetText());
ID_LOG(3, "%s", key.GetText());
pxr::VtValue ret;
if (key == pxr::HdInstancerTokens->instanceTransform) {
return pxr::VtValue(transforms);
ret = transforms;
}
return MeshData::get_data(key);
return ret;
}
pxr::HdPrimvarDescriptorVector InstancerData::instancer_primvar_descriptors(
pxr::HdInterpolation interpolation)
pxr::HdPrimvarDescriptorVector InstancerData::primvar_descriptors(pxr::HdInterpolation interpolation)
{
pxr::HdPrimvarDescriptorVector primvars;
if (interpolation == pxr::HdInterpolationInstance) {
@ -102,7 +95,7 @@ pxr::HdPrimvarDescriptorVector InstancerData::instancer_primvar_descriptors(
return primvars;
}
pxr::VtIntArray InstancerData::instance_indices()
pxr::VtIntArray InstancerData::indices()
{
pxr::VtIntArray ret(transforms.size());
for (size_t i = 0; i < ret.size(); ++i) {
@ -116,78 +109,57 @@ bool InstancerData::is_base(Object *object) const
return (ID *)object == id;
}
bool InstancerData::set_instances()
void InstancerData::set_instances()
{
ID *prev_id = id;
id = nullptr;
transforms.clear();
ListBase *lb = object_duplilist(scene_delegate->depsgraph, scene_delegate->scene, parent_obj);
ListBase *lb = object_duplilist(scene_delegate->depsgraph, scene_delegate->scene, (Object *)id);
LISTBASE_FOREACH (DupliObject *, dupli, lb) {
if (!id) {
if (!m_data) {
/* TODO: We create instances only for object in first dupli.
Instances should be created for all objects */
id = (ID *)dupli->ob;
m_data = ObjectData::create(scene_delegate, dupli->ob);
m_data->p_id = p_id.AppendElementString(m_data->p_id.GetName());
}
if (id != (ID *)dupli->ob) {
if (m_data->id != (ID *)dupli->ob) {
continue;
}
transforms.push_back(gf_matrix_from_transform(dupli->mat));
CLOG_INFO(
LOG_BSD, 2, "Instance %s (%s) %d", id->name, ((ID *)dupli->ob)->name, dupli->random_id);
ID_LOG(2, "Instance %s %d", m_data->id->name, dupli->random_id);
}
free_object_duplilist(lb);
return id != prev_id;
}
void InstancerData::insert()
{
CLOG_INFO(LOG_BSD, 2, "%s", ((ID *)parent_obj)->name);
MeshData::insert();
if (face_vertex_counts.empty()) {
return;
}
scene_delegate->GetRenderIndex().InsertInstancer(scene_delegate, instancer_id);
ID_LOG(2, "");
scene_delegate->GetRenderIndex().InsertInstancer(scene_delegate, p_id);
m_data->insert();
}
void InstancerData::remove()
{
CLOG_INFO(LOG_BSD, 2, "%s", ((ID *)parent_obj)->name);
if (!scene_delegate->GetRenderIndex().HasInstancer(instancer_id)) {
return;
}
scene_delegate->GetRenderIndex().RemoveInstancer(instancer_id);
MeshData::remove();
ID_LOG(2, "");
m_data->remove();
scene_delegate->GetRenderIndex().RemoveInstancer(p_id);
}
void InstancerData::update()
{
CLOG_INFO(LOG_BSD, 2, "%s", ((ID *)parent_obj)->name);
ID_LOG(2, "");
pxr::HdDirtyBits bits = pxr::HdChangeTracker::Clean;
unsigned int recalc = ((ID *)parent_obj)->recalc;
Object *object = (Object *)id;
if ((id->recalc & ID_RECALC_GEOMETRY) || (((ID *)object->data)->recalc & ID_RECALC_GEOMETRY)) {
init();
scene_delegate->GetRenderIndex().GetChangeTracker().MarkRprimDirty(
p_id, pxr::HdChangeTracker::AllDirty);
return;
}
if ((recalc & ID_RECALC_GEOMETRY) || (((ID *)parent_obj->data)->recalc & ID_RECALC_GEOMETRY)) {
init();
bits |= pxr::HdChangeTracker::AllDirty;
}
else if (recalc & ID_RECALC_TRANSFORM || id->recalc & ID_RECALC_TRANSFORM) {
else if (id->recalc & ID_RECALC_TRANSFORM) {
set_instances();
bits |= pxr::HdChangeTracker::DirtyTransform;
}
if (bits != pxr::HdChangeTracker::Clean) {
scene_delegate->GetRenderIndex().GetChangeTracker().MarkInstancerDirty(instancer_id, bits);
scene_delegate->GetRenderIndex().GetChangeTracker().MarkInstancerDirty(p_id, bits);
}
}

14
source/blender/render/hydra/scene_delegate/instancer.h
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@ -5,11 +5,11 @@
#include "BKE_duplilist.h"
#include "mesh.h"
#include "object.h"
namespace blender::render::hydra {
class InstancerData : public MeshData {
class InstancerData : public ObjectData {
public:
static bool supported(Object *object);
static std::unique_ptr<InstancerData> create(BlenderSceneDelegate *scene_delegate,
@ -26,17 +26,17 @@ class InstancerData : public MeshData {
pxr::GfMatrix4d transform() override;
bool update_visibility(View3D *view3d) override;
pxr::HdPrimvarDescriptorVector instancer_primvar_descriptors(pxr::HdInterpolation interpolation);
pxr::VtIntArray instance_indices();
pxr::HdPrimvarDescriptorVector primvar_descriptors(pxr::HdInterpolation interpolation);
pxr::VtIntArray indices();
bool is_base(Object *object) const;
pxr::SdfPath instancer_id;
std::unique_ptr<ObjectData> m_data;
private:
Object *parent_obj;
pxr::VtMatrix4dArray transforms;
bool set_instances();
void set_instances();
};
} // namespace blender::render::hydra

6
source/blender/render/hydra/scene_delegate/object.cc
View File

@ -84,7 +84,11 @@ bool ObjectData::update_visibility(View3D *view3d)
bool prev_visible = visible;
visible = BKE_object_is_visible_in_viewport(view3d, (Object *)id);
return visible != prev_visible;
bool ret = visible != prev_visible;
if (ret) {
ID_LOG(2, "");
}
return ret;
}
} // namespace blender::render::hydra