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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.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/armature/BIF_retarget.h
* \ingroup edarmature
*/
#ifndef __BIF_RETARGET_H__
#define __BIF_RETARGET_H__
#include "DNA_listBase.h"
#include "BLI_graph.h"
#include "BLI_ghash.h"
#include "BLI_task.h"
#include "BLI_threads.h"
#include "reeb.h"
struct Object;
struct bArmature;
struct bContext;
struct EditBone;
struct RigGraph;
struct RigNode;
struct RigArc;
struct RigEdge;
#define USE_THREADS
typedef struct RigGraph {
ListBase arcs;
ListBase nodes;
float length;
FreeArc free_arc;
FreeNode free_node;
RadialSymmetry radial_symmetry;
AxialSymmetry axial_symmetry;
/*********************************/
int flag;
ListBase controls;
ListBase *editbones;
struct RigNode *head;
ReebGraph *link_mesh;
TaskScheduler *task_scheduler;
TaskPool *task_pool;
GHash *bones_map; /* map of editbones by name */
GHash *controls_map; /* map of rigcontrols by bone pointer */
struct Object *ob;
} RigGraph;
typedef struct RigNode {
void *next, *prev;
float p[3];
int flag;
int degree;
struct BArc **arcs;
int subgraph_index;
int symmetry_level;
int symmetry_flag;
float symmetry_axis[3];
/*********************************/
ReebNode *link_mesh;
} RigNode;
typedef struct RigArc {
void *next, *prev;
RigNode *head, *tail;
int flag;
float length;
int symmetry_level;
int symmetry_group;
int symmetry_flag;
/*********************************/
ListBase edges;
int count;
ReebArc *link_mesh;
} RigArc;
typedef struct RigEdge {
struct RigEdge *next, *prev;
float head[3], tail[3];
float length;
float angle; /* angle to next edge */
float up_angle; /* angle between up_axis and the joint normal (defined as Previous edge CrossProduct Current edge */
struct EditBone *bone;
float up_axis[3];
} RigEdge;
/* Graph flags */
#define RIG_FREE_BONELIST 1
/* Control flags */
#define RIG_CTRL_HEAD_DONE 1
#define RIG_CTRL_TAIL_DONE 2
#define RIG_CTRL_PARENT_DEFORM 4
#define RIG_CTRL_FIT_ROOT 8
#define RIG_CTRL_FIT_BONE 16
#define RIG_CTRL_DONE (RIG_CTRL_HEAD_DONE | RIG_CTRL_TAIL_DONE)
/* Control tail flags */
typedef enum {
TL_NONE = 0,
TL_TAIL,
TL_HEAD
} LinkTailMode;
typedef struct RigControl {
struct RigControl *next, *prev;
float head[3], tail[3];
struct EditBone *bone;
struct EditBone *link;
struct EditBone *link_tail;
float up_axis[3];
float offset[3];
float qrot[4]; /* for dual linked bones, store the rotation of the linked bone for the finalization */
int flag;
LinkTailMode tail_mode;
} RigControl;
void BIF_retargetArc(struct bContext *C, ReebArc *earc, RigGraph *template_rigg);
RigGraph *RIG_graphFromArmature(const struct bContext *C, struct Object *ob, struct bArmature *arm);
int RIG_nbJoints(RigGraph *rg);
const char *RIG_nameBone(RigGraph *rg, int arc_index, int bone_index);
void RIG_freeRigGraph(BGraph *rg);
/* UNUSED */
void BIF_retargetArmature(bContext *C);
void BIF_adjustRetarget(bContext *C);
/* UNUSED / print funcs */
void RIG_printArc(struct RigGraph *rg, struct RigArc *arc);
void RIG_printGraph(struct RigGraph *rg);
void RIG_printArcBones(struct RigArc *arc);
#endif /* __BIF_RETARGET_H__ */
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