/* SPDX-License-Identifier: GPL-2.0-or-later */

#include "NOD_multi_function.hh"

#include "BKE_node.h"

namespace blender::nodes {

NodeMultiFunctions::NodeMultiFunctions(const DerivedNodeTree &tree)
{
  for (const bNodeTree *btree : tree.used_btrees()) {
    for (const bNode *bnode : btree->all_nodes()) {
      if (bnode->typeinfo->build_multi_function == nullptr) {
        continue;
      }
      NodeMultiFunctionBuilder builder{*bnode, *btree};
      bnode->typeinfo->build_multi_function(builder);
      if (builder.built_fn_ != nullptr) {
        map_.add_new(bnode, {builder.built_fn_, std::move(builder.owned_built_fn_)});
      }
    }
  }
}

}  // namespace blender::nodes