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/*
* 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"
static bNodeSocketTemplate geo_node_attribute_remove_in[] = {
{SOCK_GEOMETRY, N_("Geometry")},
{SOCK_STRING,
N_("Attribute"),
0.0f,
0.0f,
0.0f,
1.0f,
-1.0f,
1.0f,
PROP_NONE,
SOCK_MULTI_INPUT},
{-1, ""},
};
static bNodeSocketTemplate geo_node_attribute_remove_out[] = {
{SOCK_GEOMETRY, N_("Geometry")},
{-1, ""},
};
namespace blender::nodes {
static void remove_attribute(GeometryComponent &component,
GeoNodeExecParams ¶ms,
Span<std::string> attribute_names)
{
for (std::string attribute_name : attribute_names) {
if (attribute_name.empty()) {
continue;
}
if (!component.attribute_try_delete(attribute_name)) {
params.error_message_add(NodeWarningType::Error,
TIP_("Cannot delete attribute with name \"") + attribute_name +
"\"");
}
}
}
static void geo_node_attribute_remove_exec(GeoNodeExecParams params)
{
GeometrySet geometry_set = params.extract_input<GeometrySet>("Geometry");
Vector<std::string> attribute_names = params.extract_multi_input<std::string>("Attribute");
geometry_set = geometry_set_realize_instances(geometry_set);
if (geometry_set.has<MeshComponent>()) {
remove_attribute(
geometry_set.get_component_for_write<MeshComponent>(), params, attribute_names);
}
if (geometry_set.has<PointCloudComponent>()) {
remove_attribute(
geometry_set.get_component_for_write<PointCloudComponent>(), params, attribute_names);
}
params.set_output("Geometry", geometry_set);
}
} // namespace blender::nodes
void register_node_type_geo_attribute_remove()
{
static bNodeType ntype;
geo_node_type_base(
&ntype, GEO_NODE_ATTRIBUTE_REMOVE, "Attribute Remove", NODE_CLASS_ATTRIBUTE, 0);
node_type_socket_templates(&ntype, geo_node_attribute_remove_in, geo_node_attribute_remove_out);
ntype.geometry_node_execute = blender::nodes::geo_node_attribute_remove_exec;
nodeRegisterType(&ntype);
}
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