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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
#pragma once
/** \file
* \ingroup bke
*/
#include "BLI_compiler_attrs.h"
#ifdef __cplusplus
extern "C" {
#endif
struct BMEditMesh;
struct BPoint;
struct Depsgraph;
struct Lattice;
struct MDeformVert;
struct Main;
struct Mesh;
struct Object;
struct Scene;
void BKE_lattice_resize(struct Lattice *lt, int u, int v, int w, struct Object *ltOb);
struct Lattice *BKE_lattice_add(struct Main *bmain, const char *name);
void calc_lat_fudu(int flag, int res, float *r_fu, float *r_du);
void outside_lattice(struct Lattice *lt);
float (*BKE_lattice_vert_coords_alloc(const struct Lattice *lt, int *r_vert_len))[3];
void BKE_lattice_vert_coords_get(const struct Lattice *lt, float (*vert_coords)[3]);
void BKE_lattice_vert_coords_apply_with_mat4(struct Lattice *lt,
const float (*vert_coords)[3],
const float mat[4][4]);
void BKE_lattice_vert_coords_apply(struct Lattice *lt, const float (*vert_coords)[3]);
void BKE_lattice_modifiers_calc(struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *ob);
struct MDeformVert *BKE_lattice_deform_verts_get(const struct Object *oblatt);
struct BPoint *BKE_lattice_active_point_get(struct Lattice *lt);
struct BoundBox *BKE_lattice_boundbox_get(struct Object *ob);
void BKE_lattice_minmax_dl(struct Object *ob, struct Lattice *lt, float min[3], float max[3]);
void BKE_lattice_minmax(struct Lattice *lt, float min[3], float max[3]);
void BKE_lattice_center_median(struct Lattice *lt, float cent[3]);
void BKE_lattice_center_bounds(struct Lattice *lt, float cent[3]);
void BKE_lattice_translate(struct Lattice *lt, const float offset[3], bool do_keys);
void BKE_lattice_transform(struct Lattice *lt, const float mat[4][4], bool do_keys);
bool BKE_lattice_is_any_selected(const struct Lattice *lt);
int BKE_lattice_index_from_uvw(struct Lattice *lt, int u, int v, int w);
void BKE_lattice_index_to_uvw(struct Lattice *lt, int index, int *r_u, int *r_v, int *r_w);
int BKE_lattice_index_flip(struct Lattice *lt, int index, bool flip_u, bool flip_v, bool flip_w);
void BKE_lattice_bitmap_from_flag(
struct Lattice *lt, unsigned int *bitmap, uint8_t flag, bool clear, bool respecthide);
/* **** Depsgraph evaluation **** */
struct Depsgraph;
void BKE_lattice_eval_geometry(struct Depsgraph *depsgraph, struct Lattice *latt);
/* Draw Cache */
enum {
BKE_LATTICE_BATCH_DIRTY_ALL = 0,
BKE_LATTICE_BATCH_DIRTY_SELECT,
};
void BKE_lattice_batch_cache_dirty_tag(struct Lattice *lt, int mode);
void BKE_lattice_batch_cache_free(struct Lattice *lt);
extern void (*BKE_lattice_batch_cache_dirty_tag_cb)(struct Lattice *lt, int mode);
extern void (*BKE_lattice_batch_cache_free_cb)(struct Lattice *lt);
/* -------------------------------------------------------------------- */
/** \name Deform 3D Coordinates by Lattice (lattice_deform.c)
* \{ */
struct LatticeDeformData *BKE_lattice_deform_data_create(
const struct Object *oblatt, const struct Object *ob) ATTR_WARN_UNUSED_RESULT;
void BKE_lattice_deform_data_eval_co(struct LatticeDeformData *lattice_deform_data,
float co[3],
float weight);
void BKE_lattice_deform_data_destroy(struct LatticeDeformData *lattice_deform_data);
void BKE_lattice_deform_coords(const struct Object *ob_lattice,
const struct Object *ob_target,
float (*vert_coords)[3],
int vert_coords_len,
short flag,
const char *defgrp_name,
float fac);
void BKE_lattice_deform_coords_with_mesh(const struct Object *ob_lattice,
const struct Object *ob_target,
float (*vert_coords)[3],
int vert_coords_len,
short flag,
const char *defgrp_name,
float fac,
const struct Mesh *me_target);
void BKE_lattice_deform_coords_with_editmesh(const struct Object *ob_lattice,
const struct Object *ob_target,
float (*vert_coords)[3],
int vert_coords_len,
short flag,
const char *defgrp_name,
float fac,
struct BMEditMesh *em_target);
/** \} */
#ifdef __cplusplus
}
#endif
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