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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 "UI_interface.h"
#include "UI_resources.h"
#include "node_geometry_util.hh"
static bNodeSocketTemplate geo_node_point_translate_in[] = {
{SOCK_GEOMETRY, N_("Geometry")},
{SOCK_VECTOR, N_("Translation"), 0.0f, 0.0f, 0.0f, 1.0f, -FLT_MAX, FLT_MAX, PROP_TRANSLATION},
{-1, ""},
};
static bNodeSocketTemplate geo_node_point_translate_out[] = {
{SOCK_GEOMETRY, N_("Geometry")},
{-1, ""},
};
namespace blender::nodes {
static void execute_on_component(GeoNodeExecParams params, GeometryComponent &component)
{
OutputAttribute_Typed<float3> position_attribute =
component.attribute_try_get_for_output<float3>("position", ATTR_DOMAIN_POINT, {0, 0, 0});
if (!position_attribute) {
return;
}
const int domain_size = component.attribute_domain_size(ATTR_DOMAIN_POINT);
const Array<float3> &translations_array = params.get_input<Array<float3>>("Translation");
fn::GVArray_For_RepeatedGSpan repeated_translation{domain_size, translations_array.as_span()};
fn::GVArray_Typed<float3> translations{repeated_translation};
for (const int i : IndexRange(domain_size)) {
position_attribute->set(i, position_attribute->get(i) + translations[i]);
}
position_attribute.save();
}
static void geo_node_point_translate_exec(GeoNodeExecParams params)
{
GeometrySet geometry_set = params.extract_input<GeometrySet>("Geometry");
geometry_set = geometry_set_realize_instances(geometry_set);
if (geometry_set.has<MeshComponent>()) {
execute_on_component(params, geometry_set.get_component_for_write<MeshComponent>());
}
if (geometry_set.has<PointCloudComponent>()) {
execute_on_component(params, geometry_set.get_component_for_write<PointCloudComponent>());
}
if (geometry_set.has<CurveComponent>()) {
execute_on_component(params, geometry_set.get_component_for_write<CurveComponent>());
}
params.set_output("Geometry", std::move(geometry_set));
}
} // namespace blender::nodes
void register_node_type_geo_point_translate()
{
static bNodeType ntype;
geo_node_type_base(&ntype, GEO_NODE_POINT_TRANSLATE, "Point Translate", NODE_CLASS_GEOMETRY, 0);
node_type_socket_templates(&ntype, geo_node_point_translate_in, geo_node_point_translate_out);
ntype.geometry_node_execute = blender::nodes::geo_node_point_translate_exec;
nodeRegisterType(&ntype);
}
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