node_multi_function.cc

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "NOD_multi_function.hh"
 
#include "BKE_node_runtime.hh"
 
namespace blender::nodes {
 
NodeMultiFunctions::NodeMultiFunctions(const bNodeTree &tree)
{
  tree.ensure_topology_cache();
  for (const bNode *bnode : tree.all_nodes()) {
    if (bnode->typeinfo->build_multi_function == nullptr) {
      continue;
    }
    NodeMultiFunctionBuilder builder{*bnode, tree};
    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