node_geo_is_viewport.cc

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "DEG_depsgraph_query.hh"
 
#include "node_geometry_util.hh"
 
namespace blender::nodes::node_geo_is_viewport_cc {
 
static void node_declare(NodeDeclarationBuilder &b)
{
  b.add_output<decl::Bool>("Is Viewport");
}
 
static void node_geo_exec(GeoNodeExecParams params)
{
  const Depsgraph *depsgraph = params.depsgraph();
  const eEvaluationMode mode = DEG_get_mode(depsgraph);
  const bool is_viewport = mode == DAG_EVAL_VIEWPORT;
 
  params.set_output("Is Viewport", is_viewport);
}
 
static void node_register()
{
  static blender::bke::bNodeType ntype;
 
  geo_node_type_base(&ntype, "GeometryNodeIsViewport", GEO_NODE_IS_VIEWPORT);
  ntype.ui_name = "Is Viewport";
  ntype.ui_description =
      "Retrieve whether the nodes are being evaluated for the viewport rather than the final "
      "render";
  ntype.enum_name_legacy = "IS_VIEWPORT";
  ntype.nclass = NODE_CLASS_INPUT;
  ntype.geometry_node_execute = node_geo_exec;
  ntype.declare = node_declare;
  blender::bke::node_register_type(ntype);
}
NOD_REGISTER_NODE(node_register)
 
}  // namespace blender::nodes::node_geo_is_viewport_cc