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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file DNA_ID.h
* \ingroup DNA
* \brief ID and Library types, which are fundamental for sdna.
*/
#ifndef __DNA_ID_H__
#define __DNA_ID_H__
#include "DNA_listBase.h"
#ifdef __cplusplus
extern "C" {
#endif
struct Library;
struct FileData;
struct ID;
struct PackedFile;
struct GPUTexture;
typedef struct IDPropertyData {
void *pointer;
ListBase group;
int val, val2; /*note, we actually fit a double into these two ints*/
} IDPropertyData;
typedef struct IDProperty {
struct IDProperty *next, *prev;
char type, subtype;
short flag;
char name[64]; /* MAX_IDPROP_NAME */
int saved; /* saved is used to indicate if this struct has been saved yet.
* seemed like a good idea as a pad var was needed anyway :)*/
IDPropertyData data; /* note, alignment for 64 bits */
int len; /* array length, also (this is important!) string length + 1.
* the idea is to be able to reuse array realloc functions on strings.*/
/* totallen is total length of allocated array/string, including a buffer.
* Note that the buffering is mild; the code comes from python's list implementation.*/
int totallen; /*strings and arrays are both buffered, though the buffer isn't saved.*/
} IDProperty;
#define MAX_IDPROP_NAME 64
#define DEFAULT_ALLOC_FOR_NULL_STRINGS 64
/*->type*/
#define IDP_STRING 0
#define IDP_INT 1
#define IDP_FLOAT 2
#define IDP_ARRAY 5
#define IDP_GROUP 6
/* the ID link property type hasn't been implemented yet, this will require
* some cleanup of blenkernel, most likely.*/
#define IDP_ID 7
#define IDP_DOUBLE 8
#define IDP_IDPARRAY 9
#define IDP_NUMTYPES 10
/*->subtype */
/* IDP_STRING */
#define IDP_STRING_SUB_UTF8 0 /* default */
#define IDP_STRING_SUB_BYTE 1 /* arbitrary byte array, _not_ null terminated */
/*->flag*/
#define IDP_FLAG_GHOST (1<<7) /* this means the property is set but RNA will return
* false when checking 'RNA_property_is_set',
* currently this is a runtime flag */
/* add any future new id property types here.*/
/* watch it: Sequence has identical beginning. */
/**
* ID is the first thing included in all serializable types. It
* provides a common handle to place all data in double-linked lists.
* */
/* 2 characters for ID code and 64 for actual name */
#define MAX_ID_NAME 66
/* There's a nasty circular dependency here.... 'void *' to the rescue! I
* really wonder why this is needed. */
typedef struct ID {
void *next, *prev;
struct ID *newid;
struct Library *lib;
char name[66]; /* MAX_ID_NAME */
/**
* LIB_... flags report on status of the datablock this ID belongs
* to.
*/
short flag;
int us;
int icon_id, pad2;
IDProperty *properties;
} ID;
/**
* For each library file used, a Library struct is added to Main
* WARNING: readfile.c, expand_doit() reads this struct without DNA check!
*/
typedef struct Library {
ID id;
ID *idblock;
struct FileData *filedata;
char name[1024]; /* path name used for reading, can be relative and edited in the outliner */
char filepath[1024]; /* absolute filepath, this is only for convenience,
* 'name' is the real path used on file read but in
* some cases its useful to access the absolute one,
* This is set on file read.
* Use BKE_library_filepath_set() rather than
* setting 'name' directly and it will be kept in
* sync - campbell */
struct Library *parent; /* set for indirectly linked libs, used in the outliner and while reading */
struct PackedFile *packedfile;
} Library;
enum eIconSizes {
ICON_SIZE_ICON = 0,
ICON_SIZE_PREVIEW = 1
};
#define NUM_ICON_SIZES (ICON_SIZE_PREVIEW + 1)
typedef struct PreviewImage {
/* All values of 2 are really NUM_ICON_SIZES */
unsigned int w[2];
unsigned int h[2];
short changed[2];
short changed_timestamp[2];
unsigned int *rect[2];
struct GPUTexture *gputexture[2];
} PreviewImage;
/**
* Defines for working with IDs.
*
* The tags represent types! This is a dirty way of enabling RTTI. The
* sig_byte end endian defines aren't really used much.
*
**/
#ifdef __BIG_ENDIAN__
/* big endian */
# define MAKE_ID2(c, d) ( (c)<<8 | (d) )
# define MOST_SIG_BYTE 0
# define BBIG_ENDIAN
#else
/* little endian */
# define MAKE_ID2(c, d) ( (d)<<8 | (c) )
# define MOST_SIG_BYTE 1
# define BLITTLE_ENDIAN
#endif
/* ID from database */
#define ID_SCE MAKE_ID2('S', 'C') /* Scene */
#define ID_LI MAKE_ID2('L', 'I') /* Library */
#define ID_OB MAKE_ID2('O', 'B') /* Object */
#define ID_ME MAKE_ID2('M', 'E') /* Mesh */
#define ID_CU MAKE_ID2('C', 'U') /* Curve */
#define ID_MB MAKE_ID2('M', 'B') /* MetaBall */
#define ID_MA MAKE_ID2('M', 'A') /* Material */
#define ID_TE MAKE_ID2('T', 'E') /* Texture */
#define ID_IM MAKE_ID2('I', 'M') /* Image */
#define ID_LT MAKE_ID2('L', 'T') /* Lattice */
#define ID_LA MAKE_ID2('L', 'A') /* Lamp */
#define ID_CA MAKE_ID2('C', 'A') /* Camera */
#define ID_IP MAKE_ID2('I', 'P') /* Ipo (depreciated, replaced by FCurves) */
#define ID_KE MAKE_ID2('K', 'E') /* Key (shape key) */
#define ID_WO MAKE_ID2('W', 'O') /* World */
#define ID_SCR MAKE_ID2('S', 'R') /* Screen */
#define ID_SCRN MAKE_ID2('S', 'N') /* (depreciated?) */
#define ID_VF MAKE_ID2('V', 'F') /* VectorFont */
#define ID_TXT MAKE_ID2('T', 'X') /* Text */
#define ID_SPK MAKE_ID2('S', 'K') /* Speaker */
#define ID_SO MAKE_ID2('S', 'O') /* Sound */
#define ID_GR MAKE_ID2('G', 'R') /* Group */
#define ID_ID MAKE_ID2('I', 'D') /* (internal use only) */
#define ID_AR MAKE_ID2('A', 'R') /* Armature */
#define ID_AC MAKE_ID2('A', 'C') /* Action */
#define ID_SCRIPT MAKE_ID2('P', 'Y') /* Script (depreciated) */
#define ID_NT MAKE_ID2('N', 'T') /* NodeTree */
#define ID_BR MAKE_ID2('B', 'R') /* Brush */
#define ID_PA MAKE_ID2('P', 'A') /* ParticleSettings */
#define ID_GD MAKE_ID2('G', 'D') /* GreasePencil */
#define ID_WM MAKE_ID2('W', 'M') /* WindowManager */
#define ID_MC MAKE_ID2('M', 'C') /* MovieClip */
#define ID_MSK MAKE_ID2('M', 'S') /* Mask */
#define ID_LS MAKE_ID2('L', 'S') /* FreestyleLineStyle */
#define ID_PAL MAKE_ID2('P', 'L') /* Palette */
#define ID_PC MAKE_ID2('P', 'C') /* Paint Curve */
/* NOTE! Fake IDs, needed for g.sipo->blocktype or outliner */
#define ID_SEQ MAKE_ID2('S', 'Q')
/* constraint */
#define ID_CO MAKE_ID2('C', 'O')
/* pose (action channel, used to be ID_AC in code, so we keep code for backwards compat) */
#define ID_PO MAKE_ID2('A', 'C')
/* used in outliner... */
#define ID_NLA MAKE_ID2('N', 'L')
/* fluidsim Ipo */
#define ID_FLUIDSIM MAKE_ID2('F', 'S')
#define ID_REAL_USERS(id) (((ID *)id)->us - ((((ID *)id)->flag & LIB_FAKEUSER) ? 1 : 0))
#define ID_CHECK_UNDO(id) ((GS((id)->name) != ID_SCR) && (GS((id)->name) != ID_WM))
#define ID_BLEND_PATH(_bmain, _id) ((_id)->lib ? (_id)->lib->filepath : (_bmain)->name)
#ifdef GS
# undef GS
#endif
// #define GS(a) (*((short *)(a)))
#define GS(a) (CHECK_TYPE_INLINE(a, const char *), (*((short *)(a))))
#define ID_NEW(a) if ( (a) && (a)->id.newid ) (a) = (void *)(a)->id.newid
#define ID_NEW_US(a) if ( (a)->id.newid) { (a) = (void *)(a)->id.newid; (a)->id.us++; }
#define ID_NEW_US2(a) if (((ID *)a)->newid) { (a) = ((ID *)a)->newid; ((ID *)a)->us++; }
/* id->flag: set frist 8 bits always at zero while reading */
#define LIB_LOCAL 0
#define LIB_EXTERN 1
#define LIB_INDIRECT 2
#define LIB_NEED_EXPAND 8
#define LIB_TESTEXT (LIB_NEED_EXPAND | LIB_EXTERN)
#define LIB_TESTIND (LIB_NEED_EXPAND | LIB_INDIRECT)
#define LIB_READ 16
#define LIB_NEED_LINK 32
#define LIB_NEW 256
#define LIB_FAKEUSER 512
/* free test flag */
#define LIB_DOIT 1024
/* tag existing data before linking so we know what is new */
#define LIB_PRE_EXISTING 2048
/* runtime */
#define LIB_ID_RECALC 4096
#define LIB_ID_RECALC_DATA 8192
#define LIB_ANIM_NO_RECALC 16384
#ifdef __cplusplus
}
#endif
#endif
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