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source/blender/makesdna/DNA_session_uuid_types.h
- This file was added.
| /* | |||||
| * 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 DNA | |||||
| */ | |||||
| #ifndef __DNA_SESSION_UUID_TYPES_H__ | |||||
| #define __DNA_SESSION_UUID_TYPES_H__ | |||||
| #include "BLI_sys_types.h" | |||||
| #ifdef __cplusplus | |||||
| extern "C" { | |||||
| #endif | |||||
| /* Is a structure because of the following considerations: | |||||
| * | |||||
| * - It is not possible to use custom types in DNA members: makesdna does not recognize them. | |||||
| * - It allows to add more bits, more than standard fixed-size types can store. For example, if | |||||
| * we ever need to go 128 bits, it is as simple as adding extra 64bit field. | |||||
| */ | |||||
| typedef struct SessionUUID { | |||||
| /* Never access directly, as it might cause a headache when more bits are needed: if the field | |||||
| * is used directly it will not be easy to find all places where partial access is used. */ | |||||
| uint64_t uuid_; | |||||
| } SessionUUID; | |||||
| #ifdef __cplusplus | |||||
| } | |||||
| #endif | |||||
| #endif /* __DNA_SESSION_UUID_TYPES_H__ */ | |||||