Differential D10100 Diff 32746 source/blender/nodes/geometry/nodes/node_geo_point_translate.cc

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source/blender/nodes/geometry/nodes/node_geo_point_translate.cc

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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"

				#include "BKE_colorband.h"

				static bNodeSocketTemplate geo_node_point_translate_in[] = {
				{SOCK_GEOMETRY, N_("Geometry")},
				{SOCK_STRING, N_("Translation")},
				{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)
				{
				Float3WriteAttribute position_attribute = component.attribute_try_ensure_for_write(
				"position", ATTR_DOMAIN_POINT, CD_PROP_FLOAT3);
				ReadAttributePtr attribute = params.get_input_attribute(
				"Translation", component, ATTR_DOMAIN_POINT, CD_PROP_FLOAT3, nullptr);
				if (!attribute) {
				return;
				}

				Span<float3> data = attribute->get_span<float3>();
				MutableSpan<float3> scale_span = position_attribute.get_span();
				for (const int i : scale_span.index_range()) {
				scale_span[i] = scale_span[i] + data[i];
				}

				position_attribute.apply_span();
				}

				static void geo_node_point_translate_exec(GeoNodeExecParams params)
				{
				GeometrySet geometry_set = params.extract_input<GeometrySet>("Geometry");

				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>());
				}

				params.set_output("Geometry", std::move(geometry_set));
				}

				static void geo_node_point_translate_init(bNodeTree UNUSED(tree), bNode node)
				{
				NodeGeometryPointTranslate data = (NodeGeometryPointTranslate )MEM_callocN(
				sizeof(NodeGeometryPointTranslate), __func__);

				data->input_type = GEO_NODE_ATTRIBUTE_INPUT_ATTRIBUTE;
				node->storage = data;
				}

				static void geo_node_point_translate_update(bNodeTree UNUSED(ntree), bNode node)
				{
				NodeGeometryPointTranslate &node_storage = (NodeGeometryPointTranslate )node->storage;

				update_attribute_input_socket_availabilities(
				*node, "Translation", (GeometryNodeAttributeInputMode)node_storage.input_type);
				}

				} // 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);
				node_type_init(&ntype, blender::nodes::geo_node_point_translate_init);
				node_type_update(&ntype, blender::nodes::geo_node_point_translate_update);
				node_type_storage(&ntype,
				"NodeGeometryPointTranslate",
				node_free_standard_storage,
				node_copy_standard_storage);
				ntype.geometry_node_execute = blender::nodes::geo_node_point_translate_exec;
				nodeRegisterType(&ntype);
				}