1 files changed, 42 insertions, 0 deletions
diff --git a/source/blender/nodes/geometry/nodes/node_geo_input_id.cc b/source/blender/nodes/geometry/nodes/node_geo_input_id.cc
new file mode 100644
index 00000000000..37d5bac0325
--- /dev/null
+++ b/source/blender/nodes/geometry/nodes/node_geo_input_id.cc
@@ -0,0 +1,42 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "node_geometry_util.hh"
+
+namespace blender::nodes {
+
+static void geo_node_input_id_declare(NodeDeclarationBuilder &b)
+{
+  b.add_output<decl::Int>(N_("ID")).field_source();
+}
+
+static void geo_node_input_id_exec(GeoNodeExecParams params)
+{
+  Field<int> position_field{std::make_shared<bke::IDAttributeFieldInput>()};
+  params.set_output("ID", std::move(position_field));
+}
+
+}  // namespace blender::nodes
+
+void register_node_type_geo_input_id()
+{
+  static bNodeType ntype;
+
+  geo_node_type_base(&ntype, GEO_NODE_INPUT_ID, "ID", NODE_CLASS_INPUT, 0);
+  ntype.geometry_node_execute = blender::nodes::geo_node_input_id_exec;
+  ntype.declare = blender::nodes::geo_node_input_id_declare;
+  nodeRegisterType(&ntype);
+}