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blender-archive/source/blender/blenkernel/BKE_constraint.h
Martin Poirier 4efdabfbbc Constraint stuff from tuhopuu including (but probably not limited too):
Axis options for TrackTo
LockTrack
FollowPath

Auto creation of TrackTo constraint from Ctrl-T (old track still an option)

Auto creation of FollowPath when parenting to path (Normal parent still an option)

Backward compatibility stuff to convert the per object axis settings to per constraint when a Track constraint is present.

Function to convert old track to constraint (commented out)

Revamped the constraints interface with Matt's work from tuhopuu and the stuff we were discussing earlier.

--------------------
For coders:

unique_constraint_name and *new_constraint_data  moved to the kernel (constraint.c)

new Projf function in arithb gives the projection of a vector on another vector

add_new_constraint now takes a constraint type (int) parameter

add_constraint_to_object(bConstraint *con, Object *ob) to link a constraint to an object

add_constraint_to_client(bConstraint *con) to link constraint to current client (object or bone)

add_influence_key_to_constraint (bConstraint *con) to (eventually) add a keyframe to the influence IPO of a constraint
2003-10-21 13:22:07 +00:00

68 lines
2.7 KiB
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/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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/BL DUAL LICENSE BLOCK *****
*/
#ifndef BKE_CONSTRAINT_H
#define BKE_CONSTRAINT_H
struct bConstraint;
struct Object;
struct ListBase;
struct bConstraintChannel;
struct bAction;
struct bArmature;
/* Function prototypes */
void unique_constraint_name (struct bConstraint *con, struct ListBase *list);
void *new_constraint_data (short type);
void evaluate_constraint (struct bConstraint *constraint, struct Object *ob, short ownertype, void *ownerdata, float targetmat[][4]);
void free_constraints (struct ListBase *conlist);
void copy_constraints (struct ListBase *dst, struct ListBase *src);
void *copy_constraint_channels (ListBase *dst, ListBase *src);
struct bConstraintChannel *clone_constraint_channels (struct ListBase *dst, struct ListBase *src, struct bConstraintChannel *oldact);
void relink_constraints (struct ListBase *list);
void free_constraint_data (struct bConstraint *con);
void clear_object_constraint_status (struct Object *ob);
void do_constraint_channels (struct ListBase *conbase, struct ListBase *chanbase, float ctime);
short get_constraint_target (struct bConstraint *con, short ownertype, void *ownerdata, float mat[][4], float size[3], float time);
struct bConstraintChannel *find_constraint_channel (ListBase *list, const char *name);
void free_constraint_channels (ListBase *chanbase);
/* Constraint target/owner types */
#define TARGET_OBJECT 1 // string is ""
#define TARGET_BONE 2 // string is bone-name
#define TARGET_VERT 3 // string is "VE:#"
#define TARGET_FACE 4 // string is "FA:#"
#define TARGET_CV 5 // string is "CV:#"
#endif