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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include "BKE_instances.hh"
#include "node_geometry_util.hh"
namespace blender::nodes::node_geo_geometry_to_instance_cc {
static void node_declare(NodeDeclarationBuilder &b)
{
b.add_input<decl::Geometry>(N_("Geometry")).multi_input();
b.add_output<decl::Geometry>(N_("Instances"));
}
static void node_geo_exec(GeoNodeExecParams params)
{
Vector<GeometrySet> geometries = params.extract_input<Vector<GeometrySet>>("Geometry");
std::unique_ptr<bke::Instances> instances = std::make_unique<bke::Instances>();
for (GeometrySet &geometry : geometries) {
geometry.ensure_owns_direct_data();
const int handle = instances->add_reference(std::move(geometry));
instances->add_instance(handle, float4x4::identity());
}
params.set_output("Instances", GeometrySet::create_with_instances(instances.release()));
}
} // namespace blender::nodes::node_geo_geometry_to_instance_cc
void register_node_type_geo_geometry_to_instance()
{
namespace file_ns = blender::nodes::node_geo_geometry_to_instance_cc;
static bNodeType ntype;
geo_node_type_base(
&ntype, GEO_NODE_GEOMETRY_TO_INSTANCE, "Geometry to Instance", NODE_CLASS_GEOMETRY);
node_type_size(&ntype, 160, 100, 300);
ntype.geometry_node_execute = file_ns::node_geo_exec;
ntype.declare = file_ns::node_declare;
nodeRegisterType(&ntype);
}
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