6fb7d0f559
This implements the node tree update function, which is needed so that the reroutes get updated to the correct type. It is based on the same code in the shader and compositor node trees. Differential Revision: https://developer.blender.org/D10123
89 lines
2.5 KiB
C++
89 lines
2.5 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 <cstring>
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#include "MEM_guardedalloc.h"
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#include "NOD_geometry.h"
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#include "BKE_context.h"
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#include "BKE_node.h"
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#include "BKE_object.h"
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#include "BLT_translation.h"
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#include "DNA_modifier_types.h"
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#include "DNA_node_types.h"
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#include "DNA_space_types.h"
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#include "RNA_access.h"
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#include "node_common.h"
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bNodeTreeType *ntreeType_Geometry;
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static void geometry_node_tree_get_from_context(const bContext *C,
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bNodeTreeType *UNUSED(treetype),
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bNodeTree **r_ntree,
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ID **r_id,
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ID **r_from)
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{
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ViewLayer *view_layer = CTX_data_view_layer(C);
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Object *ob = OBACT(view_layer);
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if (ob == nullptr) {
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return;
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}
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const ModifierData *md = BKE_object_active_modifier(ob);
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if (md == nullptr) {
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return;
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}
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if (md->type == eModifierType_Nodes) {
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NodesModifierData *nmd = (NodesModifierData *)md;
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if (nmd->node_group != nullptr) {
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*r_from = &ob->id;
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*r_id = &ob->id;
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*r_ntree = nmd->node_group;
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}
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}
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}
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static void geometry_node_tree_update(bNodeTree *ntree)
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{
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/* Needed to give correct types to reroutes. */
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ntree_update_reroute_nodes(ntree);
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}
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void register_node_tree_type_geo(void)
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{
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bNodeTreeType *tt = ntreeType_Geometry = static_cast<bNodeTreeType *>(
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MEM_callocN(sizeof(bNodeTreeType), "geometry node tree type"));
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tt->type = NTREE_GEOMETRY;
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strcpy(tt->idname, "GeometryNodeTree");
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strcpy(tt->ui_name, N_("Geometry Node Editor"));
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tt->ui_icon = 0; /* defined in drawnode.c */
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strcpy(tt->ui_description, N_("Geometry nodes"));
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tt->rna_ext.srna = &RNA_GeometryNodeTree;
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tt->update = geometry_node_tree_update;
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tt->get_from_context = geometry_node_tree_get_from_context;
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ntreeTypeAdd(tt);
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}
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