id.hh

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/* SPDX-FileCopyrightText: 2011-2022 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include <pxr/base/tf/token.h>
#include <pxr/base/vt/value.h>
#include <pxr/usd/sdf/path.h>
 
#include "DNA_ID.h"
 
#include "BLI_hash.hh"
 
template<> struct blender::DefaultHash<pxr::SdfPath> {
  uint64_t operator()(const pxr::SdfPath &value) const
  {
    return (uint64_t)value.GetHash();
  }
};
 
template<> struct blender::DefaultHash<pxr::TfToken> {
  uint64_t operator()(const pxr::TfToken &value) const
  {
    return (uint64_t)value.Hash();
  }
};
 
namespace blender::io::hydra {
 
class HydraSceneDelegate;
 
class IdData {
 public:
  const ID *id;
  pxr::SdfPath prim_id;
 
 protected:
  HydraSceneDelegate *scene_delegate_;
 
 public:
  IdData(HydraSceneDelegate *scene_delegate, const ID *id, pxr::SdfPath const &prim_id);
  virtual ~IdData() = default;
 
  virtual void init() = 0;
  virtual void insert() = 0;
  virtual void remove() = 0;
  virtual void update() = 0;
 
  virtual pxr::VtValue get_data(pxr::TfToken const &key) const = 0;
};
 
#define ID_LOG(msg, ...) CLOG_DEBUG(LOG_HYDRA_SCENE, "%s: " msg, prim_id.GetText(), ##__VA_ARGS__);
 
#define ID_LOGN(msg, ...) \
  CLOG_DEBUG( \
      LOG_HYDRA_SCENE, "%s (%s): " msg, prim_id.GetText(), id ? id->name : "", ##__VA_ARGS__);
 
}  // namespace blender::io::hydra