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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) 2012 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Blender Foundation,
* Sergey Sharybin
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file DNA_mask_types.h
* \ingroup DNA
* \since march-2012
* \author Sergey Sharybin
*/
#ifndef __DNA_MASK_TYPES_H__
#define __DNA_MASK_TYPES_H__
#include "DNA_defs.h"
#include "DNA_ID.h"
#include "DNA_listBase.h"
#include "DNA_curve_types.h"
typedef struct Mask {
ID id;
struct AnimData *adt;
ListBase maskobjs; /* mask objects */
int act_maskobj; /* index of active mask object */
int tot_maskobj; /* total number of mask objects */
} Mask;
typedef struct MaskParent {
int flag; /* parenting flags */
int id_type; /* type of parenting */
ID *id; /* ID block of entity to which mask/spline is parented to
* in case of parenting to movie tracking data set to MovieClip datablock */
char parent[64]; /* entity of parent to which parenting happened
* in case of parenting to movie tracking data contains name of object */
char sub_parent[64]; /* sub-entity of parent to which parenting happened
* in case of parenting to movie tracking data contains name of track */
float offset[2]; /* offset from parent position, so object/control point can be parented to a
* motion track and also be animated (see ZanQdo's request below) */
float parent_orig[2]; /* track location at the moment of parenting */
} MaskParent;
typedef struct MaskSplinePointUW {
float u, w; /* u coordinate along spline segment and weight of this point */
int flag; /* different flags of this point */
} MaskSplinePointUW;
typedef struct MaskSplinePoint {
BezTriple bezt; /* actual point coordinates and it's handles */
int pad;
int tot_uw; /* number of uv feather values */
MaskSplinePointUW *uw; /* feather UV values */
MaskParent parent; /* parenting information of particular spline point */
} MaskSplinePoint;
typedef struct MaskSpline {
struct MaskSpline *next, *prev;
int flag; /* defferent spline flag (closed, ...) */
int tot_point; /* total number of points */
MaskSplinePoint *points; /* points which defines spline itself */
MaskParent parent; /* parenting information of the whole spline */
int weight_interp, pad; /* weight interpolation */
MaskSplinePoint *points_deform; /* deformed copy of 'points' BezTriple data - not saved */
} MaskSpline;
/* one per frame */
typedef struct MaskObjectShape {
struct MaskObjectShape *next, *prev;
float *data; /* u coordinate along spline segment and weight of this point */
int tot_vert; /* to ensure no buffer overruns's: alloc size is (tot_vert * MASK_OBJECT_SHAPE_ELEM_SIZE) */
int frame; /* different flags of this point */
char flag;
char pad[7];
} MaskObjectShape;
typedef struct MaskObject {
struct MaskObject *next, *prev;
char name[64]; /* name of the mask object (64 = MAD_ID_NAME - 2) */
ListBase splines; /* list of splines which defines this mask object */
ListBase splines_shapes;
struct MaskSpline *act_spline; /* active spline */
struct MaskSplinePoint *act_point; /* active point */
} MaskObject;
/* MaskParent->flag */
#define MASK_PARENT_ACTIVE (1 << 0)
/* MaskSpline->flag */
#define MASK_SPLINE_CYCLIC (1 << 1)
/* MaskSpline->weight_interp */
#define MASK_SPLINE_INTERP_LINEAR 1
#define MASK_SPLINE_INTERP_EASE 2
#define MASK_OBJECT_SHAPE_ELEM_SIZE 8 /* 3x 2D points + weight + radius == 8 */
#endif // __DNA_MASK_TYPES_H__
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