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/*
* 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.
*/
/** \file
* \ingroup editors
*/
#ifndef __TRANSFORM_SNAP_H__
#define __TRANSFORM_SNAP_H__
#define SNAP_MIN_DISTANCE 30
/* For enum. */
#include "DNA_space_types.h"
struct SnapObjectParams;
bool peelObjectsTransform(struct TransInfo *t,
const float mval[2],
const bool use_peel_object,
/* return args */
float r_loc[3],
float r_no[3],
float *r_thickness);
short snapObjectsTransform(struct TransInfo *t,
const float mval[2],
float *dist_px,
/* return args */
float r_loc[3],
float r_no[3]);
bool snapNodesTransform(struct TransInfo *t,
const int mval[2],
/* return args */
float r_loc[2],
float *r_dist_px,
char *r_node_border);
void snapFrameTransform(struct TransInfo *t,
const eAnimEdit_AutoSnap autosnap,
const bool is_frame_value,
const float delta,
/* return args */
float *r_val);
typedef enum {
NO_GEARS = 0,
BIG_GEARS = 1,
SMALL_GEARS = 2,
} GearsType;
bool transformModeUseSnap(const TransInfo *t);
void snapGridIncrement(TransInfo *t, float *val);
void snapGridIncrementAction(TransInfo *t, float *val, GearsType action);
void snapSequenceBounds(TransInfo *t, const int mval[2]);
bool activeSnap(const TransInfo *t);
bool validSnap(const TransInfo *t);
void initSnapping(struct TransInfo *t, struct wmOperator *op);
void freeSnapping(struct TransInfo *t);
void applyProject(TransInfo *t);
void applyGridAbsolute(TransInfo *t);
void applySnapping(TransInfo *t, float *vec);
void resetSnapping(TransInfo *t);
eRedrawFlag handleSnapping(TransInfo *t, const struct wmEvent *event);
void drawSnapping(const struct bContext *C, TransInfo *t);
bool usingSnappingNormal(const TransInfo *t);
bool validSnappingNormal(const TransInfo *t);
void getSnapPoint(const TransInfo *t, float vec[3]);
void addSnapPoint(TransInfo *t);
eRedrawFlag updateSelectedSnapPoint(TransInfo *t);
void removeSnapPoint(TransInfo *t);
#endif /* __TRANSFORM_SNAP_H__ */
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