BKE_editmesh.hh

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once

 
#include <array>
 
#include "BLI_array.hh"
#include "BLI_math_vector_types.hh"
 
#include "bmesh.hh"
 
struct BMLoop;
struct BMPartialUpdate;
struct BMesh;
struct BMeshCalcTessellation_Params;
struct Depsgraph;
struct Mesh;
struct Object;
struct Scene;

struct BMEditMesh {
  /* Always owned by an original mesh in edit mode. */
  BMesh *bm;

  blender::Array<std::array<BMLoop *, 3>> looptris;

  short selectmode;
  short mat_nr;

  int mirror_cdlayer;

  char needs_flush_to_id;
};
 
/* editmesh.cc */
 
void BKE_editmesh_looptris_calc_ex(BMEditMesh *em, const BMeshCalcTessellation_Params *params);
void BKE_editmesh_looptris_calc(BMEditMesh *em);
void BKE_editmesh_looptris_calc_with_partial_ex(BMEditMesh *em,
                                                BMPartialUpdate *bmpinfo,
                                                const BMeshCalcTessellation_Params *params);
void BKE_editmesh_looptris_calc_with_partial(BMEditMesh *em, BMPartialUpdate *bmpinfo);
void BKE_editmesh_looptris_and_normals_calc_with_partial(BMEditMesh *em, BMPartialUpdate *bmpinfo);

void BKE_editmesh_looptris_and_normals_calc(BMEditMesh *em);

BMEditMesh *BKE_editmesh_create(BMesh *bm);
BMEditMesh *BKE_editmesh_copy(BMEditMesh *em);
BMEditMesh *BKE_editmesh_from_object(Object *ob);

bool BKE_editmesh_eval_orig_map_available(const Mesh &mesh_eval, const Mesh *mesh_orig);

void BKE_editmesh_free_data(BMEditMesh *em);
 
blender::Array<blender::float3> BKE_editmesh_vert_coords_alloc(Depsgraph *depsgraph,
                                                               BMEditMesh *em,
                                                               Scene *scene,
                                                               Object *ob);
blender::Array<blender::float3> BKE_editmesh_vert_coords_alloc_orco(BMEditMesh *em);
blender::Span<blender::float3> BKE_editmesh_vert_coords_when_deformed(
    Depsgraph *depsgraph,
    BMEditMesh *em,
    Scene *scene,
    Object *obedit,
    blender::Array<blender::float3> &r_alloc);
 
void BKE_editmesh_lnorspace_update(BMEditMesh *em);