68 lines
1.9 KiB
C++
68 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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* The Original Code is Copyright (C) 2019 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup depsgraph
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*/
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#include "intern/depsgraph_registry.h"
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#include "BLI_utildefines.h"
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#include "intern/depsgraph.h"
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namespace blender::deg {
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using GraphRegistry = Map<Main *, VectorSet<Depsgraph *>>;
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static GraphRegistry &get_graph_registry()
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{
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static GraphRegistry graph_registry;
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return graph_registry;
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}
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void register_graph(Depsgraph *depsgraph)
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{
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Main *bmain = depsgraph->bmain;
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get_graph_registry().lookup_or_add_default(bmain).add_new(depsgraph);
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}
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void unregister_graph(Depsgraph *depsgraph)
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{
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Main *bmain = depsgraph->bmain;
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GraphRegistry &graph_registry = get_graph_registry();
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VectorSet<Depsgraph *> &graphs = graph_registry.lookup(bmain);
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graphs.remove(depsgraph);
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// If this was the last depsgraph associated with the main, remove the main entry as well.
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if (graphs.is_empty()) {
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graph_registry.remove(bmain);
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}
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}
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Span<Depsgraph *> get_all_registered_graphs(Main *bmain)
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{
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VectorSet<Depsgraph *> *graphs = get_graph_registry().lookup_ptr(bmain);
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if (graphs != nullptr) {
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return *graphs;
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}
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return {};
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}
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} // namespace blender::deg
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