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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
/** \file
* \ingroup DNA
*
* \brief Object groups, one object can be in many groups at once.
*/
#pragma once
#include "DNA_ID.h"
#include "DNA_defs.h"
#include "DNA_listBase.h"
#ifdef __cplusplus
extern "C" {
#endif
struct Collection;
struct Object;
typedef struct CollectionObject {
struct CollectionObject *next, *prev;
struct Object *ob;
} CollectionObject;
typedef struct CollectionChild {
struct CollectionChild *next, *prev;
struct Collection *collection;
} CollectionChild;
enum eCollectionLineArt_Usage {
COLLECTION_LRT_INCLUDE = 0,
COLLECTION_LRT_OCCLUSION_ONLY = (1 << 0),
COLLECTION_LRT_EXCLUDE = (1 << 1),
COLLECTION_LRT_INTERSECTION_ONLY = (1 << 2),
COLLECTION_LRT_NO_INTERSECTION = (1 << 3),
COLLECTION_LRT_FORCE_INTERSECTION = (1 << 4),
};
enum eCollectionLineArt_Flags {
COLLECTION_LRT_USE_INTERSECTION_MASK = (1 << 0),
COLLECTION_LRT_USE_INTERSECTION_PRIORITY = (1 << 1),
};
typedef struct Collection {
ID id;
/** The ID owning this node tree, in case it is an embedded one. */
ID *owner_id;
/** CollectionObject. */
ListBase gobject;
/** CollectionChild. */
ListBase children;
struct PreviewImage *preview;
unsigned int layer DNA_DEPRECATED;
float instance_offset[3];
short flag;
/* Runtime-only, always cleared on file load. */
short tag;
short lineart_usage; /* eCollectionLineArt_Usage */
unsigned char lineart_flags; /* eCollectionLineArt_Flags */
unsigned char lineart_intersection_mask;
unsigned char lineart_intersection_priority;
char _pad[5];
int16_t color_tag;
/* Runtime. Cache of objects in this collection and all its
* children. This is created on demand when e.g. some physics
* simulation needs it, we don't want to have it for every
* collections due to memory usage reasons. */
ListBase object_cache;
/* Need this for line art sub-collection selections. */
ListBase object_cache_instanced;
/* Runtime. List of collections that are a parent of this
* datablock. */
ListBase parents;
/* Deprecated */
struct SceneCollection *collection DNA_DEPRECATED;
struct ViewLayer *view_layer DNA_DEPRECATED;
} Collection;
/* Collection->flag */
enum {
COLLECTION_HIDE_VIEWPORT = (1 << 0), /* Disable in viewports. */
COLLECTION_HIDE_SELECT = (1 << 1), /* Not selectable in viewport. */
/* COLLECTION_DISABLED_DEPRECATED = (1 << 2), */ /* Not used anymore */
COLLECTION_HIDE_RENDER = (1 << 3), /* Disable in renders. */
COLLECTION_HAS_OBJECT_CACHE = (1 << 4), /* Runtime: object_cache is populated. */
COLLECTION_IS_MASTER = (1 << 5), /* Is master collection embedded in the scene. */
COLLECTION_HAS_OBJECT_CACHE_INSTANCED = (1 << 6), /* for object_cache_instanced. */
};
/* Collection->tag */
enum {
/* That code (BKE_main_collections_parent_relations_rebuild and the like)
* is called from very low-level places, like e.g ID remapping...
* Using a generic tag like LIB_TAG_DOIT for this is just impossible, we need our very own. */
COLLECTION_TAG_RELATION_REBUILD = (1 << 0),
};
/* Collection->color_tag. */
typedef enum CollectionColorTag {
COLLECTION_COLOR_NONE = -1,
COLLECTION_COLOR_01,
COLLECTION_COLOR_02,
COLLECTION_COLOR_03,
COLLECTION_COLOR_04,
COLLECTION_COLOR_05,
COLLECTION_COLOR_06,
COLLECTION_COLOR_07,
COLLECTION_COLOR_08,
COLLECTION_COLOR_TOT,
} CollectionColorTag;
#ifdef __cplusplus
}
#endif
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