diff options
Diffstat (limited to 'source/blender/io/alembic/exporter/abc_subdiv_disabler.h')
-rw-r--r-- | source/blender/io/alembic/exporter/abc_subdiv_disabler.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/source/blender/io/alembic/exporter/abc_subdiv_disabler.h b/source/blender/io/alembic/exporter/abc_subdiv_disabler.h new file mode 100644 index 00000000000..677847f3f63 --- /dev/null +++ b/source/blender/io/alembic/exporter/abc_subdiv_disabler.h @@ -0,0 +1,55 @@ +/* + * 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. + * + * The Original Code is Copyright (C) 2020 Blender Foundation. + * All rights reserved. + */ +#pragma once + +#include <set> + +struct Depsgraph; +struct ModifierData; +struct Object; +struct Scene; + +namespace blender { +namespace io { +namespace alembic { + +/** + * Temporarily all subdivision modifiers on mesh objects. + * The destructor restores all disabled modifiers. + * + * This is used to export unsubdivided meshes to Alembic. It is done in a separate step before the + * exporter starts iterating over all the frames, so that it only has to happen once per export. + */ +class SubdivModifierDisabler final { + private: + Depsgraph *depsgraph_; + std::set<ModifierData *> disabled_modifiers_; + + public: + explicit SubdivModifierDisabler(Depsgraph *depsgraph); + ~SubdivModifierDisabler(); + + void disable_modifiers(); + + static ModifierData *get_subdiv_modifier(Scene *scene, Object *ob); +}; + +} // namespace alembic +} // namespace io +} // namespace blender |