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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) 2008 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Blender Foundation
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/uvedit/uvedit_intern.h
* \ingroup eduv
*/
#ifndef __UVEDIT_INTERN_H__
#define __UVEDIT_INTERN_H__
struct MTexPoly;
struct Image;
struct Object;
struct Scene;
struct SpaceImage;
struct wmOperatorType;
struct BMEditMesh;
struct BMFace;
struct BMLoop;
/* visibility and selection */
bool uvedit_face_visible_nolocal(struct Scene *scene, struct BMFace *efa);
/* geometric utilities */
void uv_poly_copy_aspect(float uv_orig[][2], float uv[][2], float aspx, float aspy, int len);
void uv_poly_center(struct BMFace *f, float r_cent[2], const int cd_loop_uv_offset);
/* find nearest */
typedef struct UvNearestHit {
/** Always set if we have a hit. */
struct BMFace *efa;
struct MTexPoly *tf;
struct BMLoop *l;
struct MLoopUV *luv, *luv_next;
/** Index of loop within face. */
int lindex;
/** Needs to be set before calling nearest functions. */
float dist_sq;
} UvNearestHit;
#define UV_NEAREST_HIT_INIT { .dist_sq = FLT_MAX, }
bool uv_find_nearest_vert(
struct Scene *scene, struct Image *ima, struct BMEditMesh *em,
const float co[2], const float penalty_dist, struct UvNearestHit *hit_final);
bool uv_find_nearest_edge(
struct Scene *scene, struct Image *ima, struct BMEditMesh *em,
const float co[2], struct UvNearestHit *hit_final);
bool uv_find_nearest_face(
struct Scene *scene, struct Image *ima, struct BMEditMesh *em,
const float co[2], struct UvNearestHit *hit_final);
/* utility tool functions */
void uvedit_live_unwrap_update(struct SpaceImage *sima, struct Scene *scene, struct Object *obedit);
/* operators */
void UV_OT_average_islands_scale(struct wmOperatorType *ot);
void UV_OT_cube_project(struct wmOperatorType *ot);
void UV_OT_cylinder_project(struct wmOperatorType *ot);
void UV_OT_project_from_view(struct wmOperatorType *ot);
void UV_OT_minimize_stretch(struct wmOperatorType *ot);
void UV_OT_pack_islands(struct wmOperatorType *ot);
void UV_OT_reset(struct wmOperatorType *ot);
void UV_OT_sphere_project(struct wmOperatorType *ot);
void UV_OT_unwrap(struct wmOperatorType *ot);
void UV_OT_stitch(struct wmOperatorType *ot);
#endif /* __UVEDIT_INTERN_H__ */
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