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workinf_Blender_Wasm/blender-5.2.0/source/blender/blenkernel/BKE_lattice.hh
2026-08-12 04:47:48 -04:00

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/* SPDX-FileCopyrightText: 2001-2002 NaN Holding BV. All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup bke
*/
#include <optional>
#include "BLI_array.hh"
#include "BLI_bounds_types.hh"
#include "BLI_compiler_attrs.h"
#include "BLI_math_matrix_types.hh"
#include "BLI_math_vector_types.hh"
#include "BLI_span.hh"
namespace blender {
struct BMEditMesh;
struct BPoint;
struct Depsgraph;
struct Lattice;
struct LatticeDeformData;
struct Main;
struct MDeformVert;
struct Mesh;
struct Object;
struct Scene;
void BKE_lattice_resize(Lattice *lt, int u_new, int v_new, int w_new, Object *lt_ob);
Lattice *BKE_lattice_add(Main *bmain, const char *name);
void BKE_lattice_params_copy(Lattice *lt_dst, const Lattice *lt_src);
void calc_lat_fudu(int flag, int res, float *r_fu, float *r_du);
void outside_lattice(Lattice *lt);
Array<float3> BKE_lattice_vert_coords_alloc(const Lattice *lt);
void BKE_lattice_vert_coords_get(const Lattice *lt, MutableSpan<float3> vert_coordss);
void BKE_lattice_vert_coords_apply_with_mat4(Lattice *lt,
Span<float3> vert_coordss,
const float4x4 &transform);
void BKE_lattice_vert_coords_apply(Lattice *lt, Span<float3> vert_coordss);
void BKE_lattice_modifiers_calc(Depsgraph *depsgraph, Scene *scene, Object *ob);
MDeformVert *BKE_lattice_deform_verts_get(const Object *oblatt);
BPoint *BKE_lattice_active_point_get(Lattice *lt);
std::optional<Bounds<float3>> BKE_lattice_minmax(const Lattice *lt);
void BKE_lattice_center_median(Lattice *lt, float cent[3]);
void BKE_lattice_translate(Lattice *lt, const float offset[3], bool do_keys);
void BKE_lattice_transform(Lattice *lt, const float mat[4][4], bool do_keys);
bool BKE_lattice_is_any_selected(const Lattice *lt);
int BKE_lattice_index_from_uvw(const Lattice *lt, int u, int v, int w);
void BKE_lattice_index_to_uvw(const Lattice *lt, int index, int *r_u, int *r_v, int *r_w);
int BKE_lattice_index_flip(const Lattice *lt, int index, bool flip_u, bool flip_v, bool flip_w);
void BKE_lattice_bitmap_from_flag(
const Lattice *lt, unsigned int *bitmap, uint8_t flag, bool clear, bool respecthide);
/* **** Depsgraph evaluation **** */
void BKE_lattice_eval_geometry(Depsgraph *depsgraph, Lattice *latt);
/* Draw Cache */
enum {
BKE_LATTICE_BATCH_DIRTY_ALL = 0,
BKE_LATTICE_BATCH_DIRTY_SELECT,
};
void BKE_lattice_batch_cache_dirty_tag(Lattice *lt, int mode);
void BKE_lattice_batch_cache_free(Lattice *lt);
extern void (*BKE_lattice_batch_cache_dirty_tag_cb)(Lattice *lt, int mode);
extern void (*BKE_lattice_batch_cache_free_cb)(Lattice *lt);
/* -------------------------------------------------------------------- */
/** \name Deform 3D Coordinates by Lattice (`lattice_deform.cc`)
* \{ */
LatticeDeformData *BKE_lattice_deform_data_create(const Object *oblatt,
const Object *ob) ATTR_WARN_UNUSED_RESULT;
void BKE_lattice_deform_data_eval_co(LatticeDeformData *lattice_deform_data,
float co[3],
float weight);
void BKE_lattice_deform_data_destroy(LatticeDeformData *lattice_deform_data);
void BKE_lattice_deform_coords(const Object *ob_lattice,
const 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 Object *ob_lattice,
const Object *ob_target,
float (*vert_coords)[3],
int vert_coords_len,
short flag,
const char *defgrp_name,
float fac,
const Mesh *me_target);
void BKE_lattice_deform_coords_with_editmesh(const Object *ob_lattice,
const Object *ob_target,
float (*vert_coords)[3],
int vert_coords_len,
short flag,
const char *defgrp_name,
float fac,
const BMEditMesh *em_target);
/** \} */
} // namespace blender