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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.
*
* The Original Code is Copyright (C) 2008, Blender Foundation
* This is a new part of Blender
*/
#pragma once
/** \file
* \ingroup bke
*/
#ifdef __cplusplus
extern "C" {
#endif
struct BoundBox;
struct Depsgraph;
struct Main;
struct Object;
struct Scene;
struct bGPDframe;
struct bGPDlayer;
struct bGPDspoint;
struct bGPDstroke;
struct bGPdata;
struct bGPDcurve;
/* Object boundbox. */
bool BKE_gpencil_data_minmax(const struct bGPdata *gpd, float r_min[3], float r_max[3]);
bool BKE_gpencil_stroke_minmax(const struct bGPDstroke *gps,
const bool use_select,
float r_min[3],
float r_max[3]);
struct BoundBox *BKE_gpencil_boundbox_get(struct Object *ob);
void BKE_gpencil_centroid_3d(struct bGPdata *gpd, float r_centroid[3]);
void BKE_gpencil_stroke_boundingbox_calc(struct bGPDstroke *gps);
/* stroke geometry utilities */
void BKE_gpencil_stroke_normal(const struct bGPDstroke *gps, float r_normal[3]);
void BKE_gpencil_stroke_simplify_adaptive(struct bGPdata *gpd,
struct bGPDstroke *gps,
float epsilon);
void BKE_gpencil_stroke_simplify_fixed(struct bGPdata *gpd, struct bGPDstroke *gps);
void BKE_gpencil_stroke_subdivide(struct bGPdata *gpd,
struct bGPDstroke *gps,
int level,
int type);
bool BKE_gpencil_stroke_trim(struct bGPdata *gpd, struct bGPDstroke *gps);
void BKE_gpencil_stroke_merge_distance(struct bGPdata *gpd,
struct bGPDframe *gpf,
struct bGPDstroke *gps,
const float threshold,
const bool use_unselected);
void BKE_gpencil_stroke_2d_flat(const struct bGPDspoint *points,
int totpoints,
float (*points2d)[2],
int *r_direction);
void BKE_gpencil_stroke_2d_flat_ref(const struct bGPDspoint *ref_points,
int ref_totpoints,
const struct bGPDspoint *points,
int totpoints,
float (*points2d)[2],
const float scale,
int *r_direction);
void BKE_gpencil_stroke_fill_triangulate(struct bGPDstroke *gps);
void BKE_gpencil_stroke_geometry_update(struct bGPdata *gpd, struct bGPDstroke *gps);
void BKE_gpencil_stroke_uv_update(struct bGPDstroke *gps);
void BKE_gpencil_transform(struct bGPdata *gpd, const float mat[4][4]);
typedef struct GPencilPointCoordinates {
/* This is used when doing "move only origin" in object_data_transform.c.
* pressure is needs to be stored here as it is tied to object scale. */
float co[3];
float pressure;
} GPencilPointCoordinates;
int BKE_gpencil_stroke_point_count(struct bGPdata *gpd);
void BKE_gpencil_point_coords_get(struct bGPdata *gpd, GPencilPointCoordinates *elem_data);
void BKE_gpencil_point_coords_apply(struct bGPdata *gpd, const GPencilPointCoordinates *elem_data);
void BKE_gpencil_point_coords_apply_with_mat4(struct bGPdata *gpd,
const GPencilPointCoordinates *elem_data,
const float mat[4][4]);
bool BKE_gpencil_stroke_sample(struct bGPdata *gpd,
struct bGPDstroke *gps,
const float dist,
const bool select);
bool BKE_gpencil_stroke_smooth(struct bGPDstroke *gps, int i, float inf);
bool BKE_gpencil_stroke_smooth_strength(struct bGPDstroke *gps, int point_index, float influence);
bool BKE_gpencil_stroke_smooth_thickness(struct bGPDstroke *gps, int point_index, float influence);
bool BKE_gpencil_stroke_smooth_uv(struct bGPDstroke *gps, int point_index, float influence);
bool BKE_gpencil_stroke_close(struct bGPDstroke *gps);
void BKE_gpencil_dissolve_points(struct bGPdata *gpd,
struct bGPDframe *gpf,
struct bGPDstroke *gps,
const short tag);
bool BKE_gpencil_stroke_stretch(struct bGPDstroke *gps, const float dist, const float tip_length);
bool BKE_gpencil_stroke_trim_points(struct bGPDstroke *gps,
const int index_from,
const int index_to);
struct bGPDstroke *BKE_gpencil_stroke_delete_tagged_points(struct bGPdata *gpd,
struct bGPDframe *gpf,
struct bGPDstroke *gps,
struct bGPDstroke *next_stroke,
int tag_flags,
bool select,
int limit);
void BKE_gpencil_curve_delete_tagged_points(struct bGPdata *gpd,
struct bGPDframe *gpf,
struct bGPDstroke *gps,
struct bGPDstroke *next_stroke,
struct bGPDcurve *gpc,
int tag_flags);
void BKE_gpencil_stroke_flip(struct bGPDstroke *gps);
bool BKE_gpencil_stroke_split(struct bGPdata *gpd,
struct bGPDframe *gpf,
struct bGPDstroke *gps,
const int before_index,
struct bGPDstroke **remaining_gps);
bool BKE_gpencil_stroke_shrink(struct bGPDstroke *gps, const float dist);
float BKE_gpencil_stroke_length(const struct bGPDstroke *gps, bool use_3d);
float BKE_gpencil_stroke_segment_length(const struct bGPDstroke *gps,
const int start_index,
const int end_index,
bool use_3d);
void BKE_gpencil_stroke_set_random_color(struct bGPDstroke *gps);
void BKE_gpencil_stroke_join(struct bGPDstroke *gps_a,
struct bGPDstroke *gps_b,
const bool leave_gaps,
const bool fit_thickness);
bool BKE_gpencil_convert_mesh(struct Main *bmain,
struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *ob_gp,
struct Object *ob_mesh,
const float angle,
const int thickness,
const float offset,
const float matrix[4][4],
const int frame_offset,
const bool use_seams,
const bool use_faces);
#ifdef __cplusplus
}
#endif
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