NOD_geo_bundle.hh

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/* SPDX-FileCopyrightText: 2025 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include "DNA_node_types.h"
 
#include "NOD_socket_items.hh"
 
namespace blender::nodes {
 
inline bool socket_type_supported_in_bundle(const eNodeSocketDatatype socket_type)
{
  return ELEM(socket_type,
              SOCK_FLOAT,
              SOCK_VECTOR,
              SOCK_RGBA,
              SOCK_BOOLEAN,
              SOCK_ROTATION,
              SOCK_MATRIX,
              SOCK_INT,
              SOCK_STRING,
              SOCK_GEOMETRY,
              SOCK_OBJECT,
              SOCK_MATERIAL,
              SOCK_IMAGE,
              SOCK_COLLECTION,
              SOCK_BUNDLE,
              SOCK_CLOSURE);
}
 
struct CombineBundleItemsAccessor : public socket_items::SocketItemsAccessorDefaults {
  using ItemT = NodeGeometryCombineBundleItem;
  static StructRNA *item_srna;
  static int node_type;
  static constexpr StringRefNull node_idname = "GeometryNodeCombineBundle";
  static constexpr bool has_type = true;
  static constexpr bool has_name = true;
  struct operator_idnames {
    static constexpr StringRefNull add_item = "NODE_OT_combine_bundle_item_add";
    static constexpr StringRefNull remove_item = "NODE_OT_combine_bundle_item_remove";
    static constexpr StringRefNull move_item = "NODE_OT_combine_bundle_item_move";
  };
  struct ui_idnames {
    static constexpr StringRefNull list = "DATA_UL_combine_bundle_items";
  };
  struct rna_names {
    static constexpr StringRefNull items = "bundle_items";
    static constexpr StringRefNull active_index = "active_index";
  };
 
  static socket_items::SocketItemsRef<ItemT> get_items_from_node(bNode &node)
  {
    auto *storage = static_cast<NodeGeometryCombineBundle *>(node.storage);
    return {&storage->items, &storage->items_num, &storage->active_index};
  }
 
  static void copy_item(const ItemT &src, ItemT &dst)
  {
    dst = src;
    dst.name = BLI_strdup_null(dst.name);
  }
 
  static void destruct_item(ItemT *item)
  {
    MEM_SAFE_FREE(item->name);
  }
 
  static void blend_write_item(BlendWriter *writer, const ItemT &item);
  static void blend_read_data_item(BlendDataReader *reader, ItemT &item);
 
  static eNodeSocketDatatype get_socket_type(const ItemT &item)
  {
    return eNodeSocketDatatype(item.socket_type);
  }
 
  static char **get_name(ItemT &item)
  {
    return &item.name;
  }
 
  static bool supports_socket_type(const eNodeSocketDatatype socket_type)
  {
    return socket_type_supported_in_bundle(socket_type);
  }
 
  static void init_with_socket_type_and_name(bNode &node,
                                             ItemT &item,
                                             const eNodeSocketDatatype socket_type,
                                             const char *name)
  {
    auto *storage = static_cast<NodeGeometryCombineBundle *>(node.storage);
    item.socket_type = socket_type;
    item.identifier = storage->next_identifier++;
    socket_items::set_item_name_and_make_unique<CombineBundleItemsAccessor>(node, item, name);
  }
 
  static std::string socket_identifier_for_item(const ItemT &item)
  {
    return "Item_" + std::to_string(item.identifier);
  }
};
 
struct SeparateBundleItemsAccessor : public socket_items::SocketItemsAccessorDefaults {
  using ItemT = NodeGeometrySeparateBundleItem;
  static StructRNA *item_srna;
  static int node_type;
  static constexpr StringRefNull node_idname = "GeometryNodeSeparateBundle";
  static constexpr bool has_type = true;
  static constexpr bool has_name = true;
  struct operator_idnames {
    static constexpr StringRefNull add_item = "NODE_OT_separate_bundle_item_add";
    static constexpr StringRefNull remove_item = "NODE_OT_separate_bundle_item_remove";
    static constexpr StringRefNull move_item = "NODE_OT_separate_bundle_item_move";
  };
  struct ui_idnames {
    static constexpr StringRefNull list = "DATA_UL_separate_bundle_items";
  };
  struct rna_names {
    static constexpr StringRefNull items = "bundle_items";
    static constexpr StringRefNull active_index = "active_index";
  };
 
  static socket_items::SocketItemsRef<ItemT> get_items_from_node(bNode &node)
  {
    auto *storage = static_cast<NodeGeometrySeparateBundle *>(node.storage);
    return {&storage->items, &storage->items_num, &storage->active_index};
  }
 
  static void copy_item(const ItemT &src, ItemT &dst)
  {
    dst = src;
    dst.name = BLI_strdup_null(dst.name);
  }
 
  static void destruct_item(ItemT *item)
  {
    MEM_SAFE_FREE(item->name);
  }
 
  static void blend_write_item(BlendWriter *writer, const ItemT &item);
  static void blend_read_data_item(BlendDataReader *reader, ItemT &item);
 
  static eNodeSocketDatatype get_socket_type(const ItemT &item)
  {
    return eNodeSocketDatatype(item.socket_type);
  }
 
  static char **get_name(ItemT &item)
  {
    return &item.name;
  }
 
  static bool supports_socket_type(const eNodeSocketDatatype socket_type)
  {
    return socket_type_supported_in_bundle(socket_type);
  }
 
  static void init_with_socket_type_and_name(bNode &node,
                                             ItemT &item,
                                             const eNodeSocketDatatype socket_type,
                                             const char *name)
  {
    auto *storage = static_cast<NodeGeometrySeparateBundle *>(node.storage);
    item.socket_type = socket_type;
    item.identifier = storage->next_identifier++;
    socket_items::set_item_name_and_make_unique<SeparateBundleItemsAccessor>(node, item, name);
  }
 
  static std::string socket_identifier_for_item(const ItemT &item)
  {
    return "Item_" + std::to_string(item.identifier);
  }
};
 
}  // namespace blender::nodes