volume.hh

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/* SPDX-FileCopyrightText: 2011-2022 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include <pxr/imaging/hd/sceneDelegate.h>
 
#include "object.hh"
 
namespace blender::io::hydra {
 
class VolumeData : public ObjectData {
 protected:
  std::string filepath_;
  pxr::HdVolumeFieldDescriptorVector field_descriptors_;
  MaterialData *mat_data_ = nullptr;
 
 public:
  VolumeData(HydraSceneDelegate *scene_delegate,
             const Object *object,
             pxr::SdfPath const &prim_id);
 
  void init() override;
  void insert() override;
  void remove() override;
  void update() override;
 
  pxr::VtValue get_data(pxr::TfToken const &key) const override;
  pxr::VtValue get_data(pxr::SdfPath const &id, pxr::TfToken const &key) const override;
  pxr::SdfPath material_id() const override;
  void available_materials(Set<pxr::SdfPath> &paths) const override;
 
  pxr::HdVolumeFieldDescriptorVector field_descriptors() const;
 
 protected:
  void write_materials() override;
};
 
}  // namespace blender::io::hydra