Differential D11791 Diff 40163 source/blender/blenkernel/intern/armature_selection.cc

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source/blender/blenkernel/intern/armature_selection.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.
				*/

				/** \file
				* \ingroup bke
				*/

				#include "BKE_armature.hh"

				#include "BLI_listbase.h"

				#include "DNA_action_types.h"
				#include "DNA_armature_types.h"

				namespace blender::bke {

				namespace {

				void find_selected_bones__visit_bone(const bArmature *armature,
				SelectedBoneCallback callback,
				SelectedBonesResult &result,
				Bone *bone)
				{
				const bool is_selected = PBONE_SELECTED(armature, bone);
				result.all_bones_selected &= is_selected;
				result.no_bones_selected &= !is_selected;

				if (is_selected) {
				callback(bone);
				}

				LISTBASE_FOREACH (Bone *, child_bone, &bone->childbase) {
				find_selected_bones__visit_bone(armature, callback, result, child_bone);
				}
				}
				} // namespace

				SelectedBonesResult BKE_armature_find_selected_bones(const bArmature *armature,
				SelectedBoneCallback callback)
				{
				SelectedBonesResult result;
				LISTBASE_FOREACH (Bone *, root_bone, &armature->bonebase) {
				find_selected_bones__visit_bone(armature, callback, result, root_bone);
				}

				return result;
				}

				BoneNameSet BKE_armature_find_selected_bone_names(const bArmature *armature)
				{
				BoneNameSet selected_bone_names;

				/* Iterate over the selected bones to fill the set of bone names. */
				auto callback = [&](Bone *bone) { selected_bone_names.add(bone->name); };
				SelectedBonesResult result = BKE_armature_find_selected_bones(armature, callback);

				/* If no bones are selected, act as if all are. */
				if (result.all_bones_selected \|\| result.no_bones_selected) {
				return BoneNameSet();
				}

				return selected_bone_names;
				}

				} // namespace blender::bke