Fix instances update when parent object is changed #33

Merged
Bogdan Nagirniak merged 3 commits from BLEN-394 into hydra-render 2023-05-03 21:18:52 +02:00
4 changed files with 10 additions and 12 deletions
Showing only changes of commit 020305698f - Show all commits

View File

@ -17,7 +17,7 @@ namespace blender::render::hydra {
MeshData::MeshData(BlenderSceneDelegate *scene_delegate, MeshData::MeshData(BlenderSceneDelegate *scene_delegate,
Object *object, Object *object,
pxr::SdfPath const &prim_id) pxr::SdfPath const &prim_id)
: ObjectData(scene_delegate, object, prim_id) : ObjectData(scene_delegate, object, prim_id), parent_(object->parent)
{ {
} }
@ -67,13 +67,15 @@ void MeshData::update()
{ {
Object *object = (Object *)id; Object *object = (Object *)id;
if (parent_ != object->parent) { if (parent_ != object->parent) {
/* parent was changed */
parent_ = object->parent; parent_ = object->parent;
if (parent_) {
pxr::SdfPath i_id = scene_delegate_->instancer_prim_id(parent_); /* Looking for corresponded instancer and update it as parent */
for (Object *ob = parent_; ob != nullptr; ob = ob->parent) {
pxr::SdfPath i_id = scene_delegate_->instancer_prim_id(ob);
InstancerData *i_data = scene_delegate_->instancer_data(i_id); InstancerData *i_data = scene_delegate_->instancer_data(i_id);
if (i_data) { if (i_data) {
i_data->update_as_parent(); i_data->update_as_parent();
break;
} }
} }
} }

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@ -29,7 +29,7 @@ class MeshData : public ObjectData {
pxr::HdPrimvarDescriptorVector primvar_descriptors(pxr::HdInterpolation interpolation) const; pxr::HdPrimvarDescriptorVector primvar_descriptors(pxr::HdInterpolation interpolation) const;
pxr::SdfPath material_id() const; pxr::SdfPath material_id() const;
protected: private:
void write_mesh(Mesh *mesh); void write_mesh(Mesh *mesh);
void write_material(); void write_material();
void write_uv_maps(Mesh *mesh); void write_uv_maps(Mesh *mesh);
@ -43,6 +43,7 @@ class MeshData : public ObjectData {
pxr::VtMatrix4dArray instances_; pxr::VtMatrix4dArray instances_;
MaterialData *mat_data_ = nullptr; MaterialData *mat_data_ = nullptr;
Object *parent_;
}; };
} // namespace blender::render::hydra } // namespace blender::render::hydra

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@ -13,10 +13,7 @@ namespace blender::render::hydra {
ObjectData::ObjectData(BlenderSceneDelegate *scene_delegate, ObjectData::ObjectData(BlenderSceneDelegate *scene_delegate,
Object *object, Object *object,
pxr::SdfPath const &prim_id) pxr::SdfPath const &prim_id)
: IdData(scene_delegate, (ID *)object, prim_id), : IdData(scene_delegate, (ID *)object, prim_id), transform(pxr::GfMatrix4d(1.0)), visible(true)
transform(pxr::GfMatrix4d(1.0)),
visible(true),
parent_(object->parent)
{ {
} }

View File

@ -29,9 +29,7 @@ class ObjectData : public IdData {
bool visible; bool visible;
protected: protected:
virtual void write_transform(); void write_transform();
Object *parent_;
}; };
using ObjectDataMap = using ObjectDataMap =