58 lines
1.9 KiB
C++
58 lines
1.9 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "NOD_node_tree_dependencies.hh"
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#include "DNA_node_types.h"
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#include "BKE_node.h"
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namespace blender::nodes {
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static void add_dependencies_of_node_tree(bNodeTree &ntree, NodeTreeDependencies &r_dependencies)
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{
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/* TODO: Do a bit more sophisticated parsing to see which dependencies are really required. */
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LISTBASE_FOREACH (bNode *, node, &ntree.nodes) {
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LISTBASE_FOREACH (bNodeSocket *, socket, &node->inputs) {
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if (socket->type == SOCK_OBJECT) {
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Object *object = reinterpret_cast<bNodeSocketValueObject *>(socket->default_value)->value;
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if (object != nullptr) {
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r_dependencies.add_transform_dependency(object);
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if (object->type == OB_MESH) {
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r_dependencies.add_geometry_dependency(object);
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}
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}
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}
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}
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if (node->type == NODE_GROUP) {
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bNodeTree *group = reinterpret_cast<bNodeTree *>(node->id);
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if (group != nullptr) {
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add_dependencies_of_node_tree(*group, r_dependencies);
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}
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}
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}
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}
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NodeTreeDependencies find_node_tree_dependencies(bNodeTree &ntree)
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{
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NodeTreeDependencies dependencies;
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add_dependencies_of_node_tree(ntree, dependencies);
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return dependencies;
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}
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} // namespace blender::nodes
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