586 lines
21 KiB
C++
586 lines
21 KiB
C++
/**
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* $Id$
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2008 Blender Foundation.
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* All rights reserved.
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*
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*
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* Contributor(s): Joshua Leung
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#ifndef ED_ANIM_API_H
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#define ED_ANIM_API_H
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struct ID;
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struct ListBase;
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struct AnimData;
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struct bContext;
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struct wmKeyConfig;
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struct ReportList;
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struct ScrArea;
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struct ARegion;
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struct View2D;
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struct Scene;
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struct Object;
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struct bDopeSheet;
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struct bActionGroup;
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struct FCurve;
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struct FModifier;
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struct uiBlock;
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struct uiLayout;
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/* ************************************************ */
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/* ANIMATION CHANNEL FILTERING */
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/* anim_filter.c */
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/* --------------- Context --------------------- */
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/* This struct defines a structure used for animation-specific
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* 'context' information
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*/
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typedef struct bAnimContext {
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void *data; /* data to be filtered for use in animation editor */
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short datatype; /* type of data eAnimCont_Types */
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short mode; /* editor->mode */
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short spacetype; /* sa->spacetype */
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short regiontype; /* active region -> type (channels or main) */
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struct ScrArea *sa; /* editor */
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struct ARegion *ar; /* region within editor */
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struct Scene *scene; /* active scene */
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struct Object *obact; /* active object */
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ListBase *markers; /* active set of markers */
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struct ReportList *reports; /* pointer to current reports list */
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} bAnimContext;
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/* Main Data container types */
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// XXX was ACTCONT_*
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typedef enum eAnimCont_Types {
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ANIMCONT_NONE = 0, /* invalid or no data */
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ANIMCONT_ACTION, /* action (bAction) */
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ANIMCONT_SHAPEKEY, /* shapekey (Key) */
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ANIMCONT_GPENCIL, /* grease pencil (screen) */
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ANIMCONT_DOPESHEET, /* dopesheet (bDopesheet) */
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ANIMCONT_FCURVES, /* animation F-Curves (bDopesheet) */
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ANIMCONT_DRIVERS, /* drivers (bDopesheet) */
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ANIMCONT_NLA /* nla (bDopesheet) */
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} eAnimCont_Types;
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/* --------------- Channels -------------------- */
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/* This struct defines a structure used for quick and uniform access for
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* channels of animation data
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*/
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typedef struct bAnimListElem {
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struct bAnimListElem *next, *prev;
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void *data; /* source data this elem represents */
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int type; /* one of the ANIMTYPE_* values */
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int flag; /* copy of elem's flags for quick access */
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int index; /* for un-named data, the index of the data in it's collection */
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short elemFlag; /* flags for the list elem instance (not the data it represents) */
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short datatype; /* type of motion data to expect */
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void *key_data; /* motion data - mostly F-Curves, but can be other types too */
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struct ID *id; /* ID block that channel is attached to */
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struct AnimData *adt; /* source of the animation data attached to ID block (for convenience) */
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void *owner; /* group or channel which acts as this channel's owner */
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short ownertype; /* type of owner */
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} bAnimListElem;
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/* Some types for easier type-testing
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* NOTE: need to keep the order of these synchronised with the channels define code
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* which is used for drawing and handling channel lists for
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*/
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// XXX was ACTTYPE_*
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typedef enum eAnim_ChannelType {
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ANIMTYPE_NONE= 0,
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ANIMTYPE_ANIMDATA,
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ANIMTYPE_SPECIALDATA,
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ANIMTYPE_SUMMARY,
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ANIMTYPE_SCENE,
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ANIMTYPE_OBJECT,
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ANIMTYPE_GROUP,
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ANIMTYPE_FCURVE,
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ANIMTYPE_FILLACTD,
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ANIMTYPE_FILLDRIVERS,
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ANIMTYPE_FILLMATD,
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ANIMTYPE_FILLPARTD,
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ANIMTYPE_FILLTEXD,
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ANIMTYPE_DSMAT,
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ANIMTYPE_DSLAM,
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ANIMTYPE_DSCAM,
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ANIMTYPE_DSCUR,
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ANIMTYPE_DSSKEY,
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ANIMTYPE_DSWOR,
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ANIMTYPE_DSNTREE,
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ANIMTYPE_DSPART,
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ANIMTYPE_DSMBALL,
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ANIMTYPE_DSARM,
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ANIMTYPE_DSMESH,
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ANIMTYPE_DSTEX,
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ANIMTYPE_SHAPEKEY,
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ANIMTYPE_GPDATABLOCK,
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ANIMTYPE_GPLAYER,
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ANIMTYPE_NLATRACK,
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ANIMTYPE_NLAACTION,
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/* always as last item, the total number of channel types... */
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ANIMTYPE_NUM_TYPES
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} eAnim_ChannelType;
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/* types of keyframe data in bAnimListElem */
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typedef enum eAnim_KeyType {
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ALE_NONE = 0, /* no keyframe data */
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ALE_FCURVE, /* F-Curve */
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ALE_GPFRAME, /* Grease Pencil Frames */
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ALE_NLASTRIP, /* NLA Strips */
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ALE_ALL, /* All channels summary */
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ALE_SCE, /* Scene summary */
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ALE_OB, /* Object summary */
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ALE_ACT, /* Action summary */
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ALE_GROUP /* Action Group summary */
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} eAnim_KeyType;
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/* ----------------- Filtering -------------------- */
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/* filtering flags - under what circumstances should a channel be added */
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// XXX was ACTFILTER_*
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typedef enum eAnimFilter_Flags {
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ANIMFILTER_VISIBLE = (1<<0), /* should channels be visible (in terms of hierarchy only) */
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ANIMFILTER_SEL = (1<<1), /* should channels be selected */
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ANIMFILTER_UNSEL = (1<<2), /* should channels be NOT selected */
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ANIMFILTER_FOREDIT = (1<<3), /* does editable status matter */
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ANIMFILTER_CURVESONLY = (1<<4), /* don't include summary-channels, etc. */
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ANIMFILTER_CHANNELS = (1<<5), /* make list for interface drawing */
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ANIMFILTER_ACTGROUPED = (1<<6), /* belongs to the active actiongroup */
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ANIMFILTER_CURVEVISIBLE = (1<<7), /* F-Curve is visible for editing/viewing in Graph Editor */
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ANIMFILTER_ACTIVE = (1<<8), /* channel should be 'active' */
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ANIMFILTER_ANIMDATA = (1<<9), /* only return the underlying AnimData blocks (not the tracks, etc.) data comes from */
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ANIMFILTER_NLATRACKS = (1<<10), /* only include NLA-tracks */
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ANIMFILTER_SELEDIT = (1<<11), /* link editability with selected status */
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ANIMFILTER_NODUPLIS = (1<<12), /* duplicate entries for animation data attached to multi-user blocks must not occur */
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/* all filters - the power inside the bracket must be the last power for left-shifts + 1 */
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ANIMFILTER_ALLFILTERS = ((1<<12) - 1)
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} eAnimFilter_Flags;
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/* ---------- Flag Checking Macros ------------ */
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// xxx check on all of these flags again...
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/* Dopesheet only */
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/* 'Scene' channels */
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#define SEL_SCEC(sce) ((sce->flag & SCE_DS_SELECTED))
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#define EXPANDED_SCEC(sce) ((sce->flag & SCE_DS_COLLAPSED)==0)
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/* 'Sub-Scene' channels (flags stored in Data block) */
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#define FILTER_WOR_SCED(wo) ((wo->flag & WO_DS_EXPAND))
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#define FILTER_NTREE_SCED(ntree) ((ntree->flag & NTREE_DS_EXPAND))
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/* 'Object' channels */
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#define SEL_OBJC(base) ((base->flag & SELECT))
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#define EXPANDED_OBJC(ob) ((ob->nlaflag & OB_ADS_COLLAPSED)==0)
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/* 'Sub-object' channels (flags stored in Object block) */
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#define FILTER_MAT_OBJC(ob) ((ob->nlaflag & OB_ADS_SHOWMATS))
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#define FILTER_PART_OBJC(ob) ((ob->nlaflag & OB_ADS_SHOWPARTS))
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/* 'Sub-object' channels (flags stored in Data block) */
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#define FILTER_SKE_OBJD(key) ((key->flag & KEY_DS_EXPAND))
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#define FILTER_MAT_OBJD(ma) ((ma->flag & MA_DS_EXPAND))
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#define FILTER_LAM_OBJD(la) ((la->flag & LA_DS_EXPAND))
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#define FILTER_CAM_OBJD(ca) ((ca->flag & CAM_DS_EXPAND))
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#define FILTER_CUR_OBJD(cu) ((cu->flag & CU_DS_EXPAND))
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#define FILTER_PART_OBJD(part) ((part->flag & PART_DS_EXPAND))
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#define FILTER_MBALL_OBJD(mb) ((mb->flag2 & MB_DS_EXPAND))
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#define FILTER_ARM_OBJD(arm) ((arm->flag & ARM_DS_EXPAND))
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#define FILTER_MESH_OBJD(me) ((me->flag & ME_DS_EXPAND))
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/* 'Sub-object/Action' channels (flags stored in Action) */
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#define SEL_ACTC(actc) ((actc->flag & ACT_SELECTED))
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#define EXPANDED_ACTC(actc) ((actc->flag & ACT_COLLAPSED)==0)
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/* 'Sub-AnimData' channels */
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#define EXPANDED_DRVD(adt) ((adt->flag & ADT_DRIVERS_COLLAPSED)==0)
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/* Texture expanders */
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#define FILTER_TEX_MATC(ma) ((ma->flag & MA_DS_SHOW_TEXS))
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#define FILTER_TEX_LAMC(la) ((la->flag & LA_DS_SHOW_TEXS))
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#define FILTER_TEX_WORC(wa) ((wo->flag & WO_DS_SHOW_TEXS))
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#define FILTER_TEX_DATA(tex) ((tex->flag & TEX_DS_EXPAND))
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/* Actions (also used for Dopesheet) */
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/* Action Channel Group */
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#define EDITABLE_AGRP(agrp) ((agrp->flag & AGRP_PROTECTED)==0)
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#define EXPANDED_AGRP(agrp) \
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( ( ((ac)->spacetype == SPACE_IPO) && (agrp->flag & AGRP_EXPANDED_G) ) || \
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( ((ac)->spacetype != SPACE_IPO) && (agrp->flag & AGRP_EXPANDED) ) )
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#define SEL_AGRP(agrp) ((agrp->flag & AGRP_SELECTED) || (agrp->flag & AGRP_ACTIVE))
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/* F-Curve Channels */
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#define EDITABLE_FCU(fcu) ((fcu->flag & FCURVE_PROTECTED)==0)
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#define SEL_FCU(fcu) (fcu->flag & (FCURVE_ACTIVE|FCURVE_SELECTED))
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/* ShapeKey mode only */
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#define EDITABLE_SHAPEKEY(kb) ((kb->flag & KEYBLOCK_LOCKED)==0)
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#define SEL_SHAPEKEY(kb) (kb->flag & KEYBLOCK_SEL)
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/* Grease Pencil only */
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/* Grease Pencil datablock settings */
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#define EXPANDED_GPD(gpd) (gpd->flag & GP_DATA_EXPAND)
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/* Grease Pencil Layer settings */
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#define EDITABLE_GPL(gpl) ((gpl->flag & GP_LAYER_LOCKED)==0)
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#define SEL_GPL(gpl) ((gpl->flag & GP_LAYER_ACTIVE) || (gpl->flag & GP_LAYER_SELECT))
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/* NLA only */
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#define SEL_NLT(nlt) (nlt->flag & NLATRACK_SELECTED)
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#define EDITABLE_NLT(nlt) ((nlt->flag & NLATRACK_PROTECTED)==0)
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/* -------------- Channel Defines -------------- */
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/* channel heights */
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#define ACHANNEL_FIRST -16
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#define ACHANNEL_HEIGHT 16
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#define ACHANNEL_HEIGHT_HALF 8
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#define ACHANNEL_SKIP 2
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#define ACHANNEL_STEP (ACHANNEL_HEIGHT + ACHANNEL_SKIP)
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/* channel widths */
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#define ACHANNEL_NAMEWIDTH 200
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/* channel toggle-buttons */
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#define ACHANNEL_BUTTON_WIDTH 16
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/* -------------- NLA Channel Defines -------------- */
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/* NLA channel heights */
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#define NLACHANNEL_FIRST -16
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#define NLACHANNEL_HEIGHT 24
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#define NLACHANNEL_HEIGHT_HALF 12
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#define NLACHANNEL_SKIP 2
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#define NLACHANNEL_STEP (NLACHANNEL_HEIGHT + NLACHANNEL_SKIP)
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/* channel widths */
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#define NLACHANNEL_NAMEWIDTH 200
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/* channel toggle-buttons */
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#define NLACHANNEL_BUTTON_WIDTH 16
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/* ---------------- API -------------------- */
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/* Obtain list of filtered Animation channels to operate on.
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* Returns the number of channels in the list
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*/
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int ANIM_animdata_filter(bAnimContext *ac, ListBase *anim_data, int filter_mode, void *data, short datatype);
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/* Obtain current anim-data context from Blender Context info.
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* Returns whether the operation was successful.
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*/
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short ANIM_animdata_get_context(const struct bContext *C, bAnimContext *ac);
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/* Obtain current anim-data context (from Animation Editor) given
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* that Blender Context info has already been set.
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* Returns whether the operation was successful.
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*/
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short ANIM_animdata_context_getdata(bAnimContext *ac);
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/* ************************************************ */
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/* ANIMATION CHANNELS LIST */
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/* anim_channels_*.c */
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/* ------------------------ Drawing TypeInfo -------------------------- */
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/* flag-setting behaviour */
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typedef enum eAnimChannels_SetFlag {
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ACHANNEL_SETFLAG_CLEAR = 0, /* turn off */
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ACHANNEL_SETFLAG_ADD, /* turn on */
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ACHANNEL_SETFLAG_INVERT, /* on->off, off->on */
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ACHANNEL_SETFLAG_TOGGLE /* some on -> all off // all on */
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} eAnimChannels_SetFlag;
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/* types of settings for AnimChannels */
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typedef enum eAnimChannel_Settings {
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ACHANNEL_SETTING_SELECT = 0,
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ACHANNEL_SETTING_PROTECT, // warning: for drawing UI's, need to check if this is off (maybe inverse this later)
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ACHANNEL_SETTING_MUTE,
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ACHANNEL_SETTING_EXPAND,
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ACHANNEL_SETTING_VISIBLE, /* only for Graph Editor */
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ACHANNEL_SETTING_SOLO /* only for NLA Tracks */
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} eAnimChannel_Settings;
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/* Drawing, mouse handling, and flag setting behaviour... */
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typedef struct bAnimChannelType {
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/* type data */
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/* name of the channel type, for debugging */
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char *channel_type_name;
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/* drawing */
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/* get RGB color that is used to draw the majority of the backdrop */
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void (*get_backdrop_color)(bAnimContext *ac, bAnimListElem *ale, float *color);
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/* draw backdrop strip for channel */
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void (*draw_backdrop)(bAnimContext *ac, bAnimListElem *ale, float yminc, float ymaxc);
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/* get depth of indention (relative to the depth channel is nested at) */
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short (*get_indent_level)(bAnimContext *ac, bAnimListElem *ale);
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/* get offset in pixels for the start of the channel (in addition to the indent depth) */
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short (*get_offset)(bAnimContext *ac, bAnimListElem *ale);
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/* get name (for channel lists) */
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void (*name)(bAnimListElem *ale, char *name);
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/* get icon (for channel lists) */
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int (*icon)(bAnimListElem *ale);
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/* settings */
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/* check if the given setting is valid in the current context */
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short (*has_setting)(bAnimContext *ac, bAnimListElem *ale, int setting);
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/* get the flag used for this setting */
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int (*setting_flag)(bAnimContext *ac, int setting, short *neg);
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/* get the pointer to int/short where data is stored,
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* with type being sizeof(ptr_data) which should be fine for runtime use...
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* - assume that setting has been checked to be valid for current context
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*/
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void *(*setting_ptr)(bAnimListElem *ale, int setting, short *type);
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} bAnimChannelType;
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/* ------------------------ Drawing API -------------------------- */
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/* Get typeinfo for the given channel */
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bAnimChannelType *ANIM_channel_get_typeinfo(bAnimListElem *ale);
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/* Print debugging info about a given channel */
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void ANIM_channel_debug_print_info(bAnimListElem *ale, short indent_level);
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/* Draw the given channel */
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void ANIM_channel_draw(bAnimContext *ac, bAnimListElem *ale, float yminc, float ymaxc);
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/* Draw the widgets for the given channel */
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void ANIM_channel_draw_widgets(bAnimContext *ac, bAnimListElem *ale, struct uiBlock *block, float yminc, float ymaxc);
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/* ------------------------ Editing API -------------------------- */
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/* Check if some setting for a channel is enabled
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* Returns: 1 = On, 0 = Off, -1 = Invalid
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*
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* - setting: eAnimChannel_Settings
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*/
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short ANIM_channel_setting_get(bAnimContext *ac, bAnimListElem *ale, int setting);
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/* Change value of some setting for a channel
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* - setting: eAnimChannel_Settings
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* - mode: eAnimChannels_SetFlag
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*/
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void ANIM_channel_setting_set(bAnimContext *ac, bAnimListElem *ale, int setting, short mode);
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/* Flush visibility (for Graph Editor) changes up/down hierarchy for changes in the given setting
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* - anim_data: list of the all the anim channels that can be chosen
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* -> filtered using ANIMFILTER_CHANNELS only, since if we took VISIBLE too,
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* then the channels under closed expanders get ignored...
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* - ale_setting: the anim channel (not in the anim_data list directly, though occuring there)
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* with the new state of the setting that we want flushed up/down the hierarchy
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* - setting: type of setting to set
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* - on: whether the visibility setting has been enabled or disabled
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*/
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void ANIM_flush_setting_anim_channels(bAnimContext *ac, ListBase *anim_data, bAnimListElem *ale_setting, int setting, short on);
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/* Deselect all animation channels */
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void ANIM_deselect_anim_channels(bAnimContext *ac, void *data, short datatype, short test, short sel);
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/* Set the 'active' channel of type channel_type, in the given action */
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void ANIM_set_active_channel(bAnimContext *ac, void *data, short datatype, int filter, void *channel_data, short channel_type);
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/* Delete the F-Curve from the given AnimData block (if possible), as appropriate according to animation context */
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void ANIM_fcurve_delete_from_animdata(bAnimContext *ac, struct AnimData *adt, struct FCurve *fcu);
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/* ************************************************ */
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/* DRAWING API */
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/* anim_draw.c */
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/* Get string representing the given frame number as an appropriately represented frame or timecode */
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void ANIM_timecode_string_from_frame(char *str, struct Scene *scene, int power, short timecodes, float cfra);
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/* ---------- Current Frame Drawing ---------------- */
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/* flags for Current Frame Drawing */
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enum {
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/* plain time indicator with no special indicators */
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DRAWCFRA_PLAIN = 0,
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/* draw box indicating current frame number */
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DRAWCFRA_SHOW_NUMBOX = (1<<0),
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/* time indication in seconds or frames */
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DRAWCFRA_UNIT_SECONDS = (1<<1),
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/* show time-offset line */
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DRAWCFRA_SHOW_TIMEOFS = (1<<2)
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} eAnimEditDraw_CurrentFrame;
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/* main call to draw current-frame indicator in an Animation Editor */
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void ANIM_draw_cfra(const struct bContext *C, struct View2D *v2d, short flag);
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/* ------------- Preview Range Drawing -------------- */
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/* main call to draw preview range curtains */
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void ANIM_draw_previewrange(const struct bContext *C, struct View2D *v2d);
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/* ************************************************* */
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/* F-MODIFIER TOOLS */
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/* ------------- UI Panel Drawing -------------- */
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/* draw a given F-Modifier for some layout/UI-Block */
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void ANIM_uiTemplate_fmodifier_draw(struct uiLayout *layout, struct ID *id, ListBase *modifiers, struct FModifier *fcm);
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/* ------------- Copy/Paste Buffer -------------- */
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/* free the copy/paste buffer */
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void free_fmodifiers_copybuf(void);
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/* copy the given F-Modifiers to the buffer, returning whether anything was copied or not
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* assuming that the buffer has been cleared already with free_fmodifiers_copybuf()
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* - active: only copy the active modifier
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*/
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short ANIM_fmodifiers_copy_to_buf(ListBase *modifiers, short active);
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/* 'Paste' the F-Modifier(s) from the buffer to the specified list
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* - replace: free all the existing modifiers to leave only the pasted ones
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*/
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short ANIM_fmodifiers_paste_from_buf(ListBase *modifiers, short replace);
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/* ************************************************* */
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/* ASSORTED TOOLS */
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/* ------------ Animation F-Curves <-> Icons/Names Mapping ------------ */
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/* anim_ipo_utils.c */
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/* Get icon + name for channel-list displays for F-Curve */
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int getname_anim_fcurve(char *name, struct ID *id, struct FCurve *fcu);
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/* Automatically determine a color for the nth F-Curve */
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void getcolor_fcurve_rainbow(int cur, int tot, float *out);
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/* ----------------- NLA-Mapping ----------------------- */
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/* anim_draw.c */
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/* Obtain the AnimData block providing NLA-scaling for the given channel if applicable */
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struct AnimData *ANIM_nla_mapping_get(bAnimContext *ac, bAnimListElem *ale);
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/* Apply/Unapply NLA mapping to all keyframes in the nominated F-Curve */
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void ANIM_nla_mapping_apply_fcurve(struct AnimData *adt, struct FCurve *fcu, short restore, short only_keys);
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/* ..... */
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/* Perform auto-blending/extend refreshes after some operations */
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// NOTE: defined in space_nla/nla_edit.c, not in animation/
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void ED_nla_postop_refresh(bAnimContext *ac);
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/* ------------- Unit Conversion Mappings ------------- */
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/* anim_draw.c */
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/* flags for conversion mapping */
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typedef enum eAnimUnitConv_Flags {
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/* restore to original internal values */
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ANIM_UNITCONV_RESTORE = (1<<0),
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/* ignore handles (i.e. only touch main keyframes) */
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ANIM_UNITCONV_ONLYKEYS = (1<<1),
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/* only touch selected BezTriples */
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ANIM_UNITCONV_ONLYSEL = (1<<2),
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/* only touch selected vertices */
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ANIM_UNITCONV_SELVERTS = (1<<3)
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} eAnimUnitConv_Flags;
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/* Get unit conversion factor for given ID + F-Curve */
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float ANIM_unit_mapping_get_factor(struct Scene *scene, struct ID *id, struct FCurve *fcu, short restore);
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/* Apply/Unapply units conversions to keyframes */
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void ANIM_unit_mapping_apply_fcurve(struct Scene *scene, struct ID *id, struct FCurve *fcu, short flag);
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/* ------------- Utility macros ----------------------- */
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/* provide access to Keyframe Type info in BezTriple
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* NOTE: this is so that we can change it from being stored in 'hide'
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*/
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#define BEZKEYTYPE(bezt) ((bezt)->hide)
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/* set/clear/toggle macro
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* - channel - channel with a 'flag' member that we're setting
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* - smode - 0=clear, 1=set, 2=invert
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* - sflag - bitflag to set
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*/
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#define ACHANNEL_SET_FLAG(channel, smode, sflag) \
|
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{ \
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if (smode == ACHANNEL_SETFLAG_INVERT) (channel)->flag ^= (sflag); \
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else if (smode == ACHANNEL_SETFLAG_ADD) (channel)->flag |= (sflag); \
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else (channel)->flag &= ~(sflag); \
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}
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|
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/* set/clear/toggle macro, where the flag is negative
|
|
* - channel - channel with a 'flag' member that we're setting
|
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* - smode - 0=clear, 1=set, 2=invert
|
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* - sflag - bitflag to set
|
|
*/
|
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#define ACHANNEL_SET_FLAG_NEG(channel, smode, sflag) \
|
|
{ \
|
|
if (smode == ACHANNEL_SETFLAG_INVERT) (channel)->flag ^= (sflag); \
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else if (smode == ACHANNEL_SETFLAG_ADD) (channel)->flag &= ~(sflag); \
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else (channel)->flag |= (sflag); \
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}
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/* --------- anim_deps.c, animation updates -------- */
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void ANIM_id_update(struct Scene *scene, struct ID *id);
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void ANIM_list_elem_update(struct Scene *scene, bAnimListElem *ale);
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/* data -> channels syncing */
|
|
void ANIM_sync_animchannels_to_data(const struct bContext *C);
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|
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/* ************************************************* */
|
|
/* OPERATORS */
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|
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/* generic animation channels */
|
|
void ED_operatortypes_animchannels(void);
|
|
void ED_keymap_animchannels(struct wmKeyConfig *keyconf);
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|
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/* generic time editing */
|
|
void ED_operatortypes_anim(void);
|
|
void ED_keymap_anim(struct wmKeyConfig *keyconf);
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|
|
|
/* ************************************************ */
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#endif /* ED_ANIM_API_H */
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