bmesh_mesh_partial_update.hh

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

 
#include "BLI_bit_span.hh"
#include "BLI_compiler_attrs.h"
#include "BLI_vector.hh"
 
#include "bmesh_class.hh"

struct BMPartialUpdate_Params {
  bool do_normals;
  bool do_tessellate;
};

struct BMPartialUpdate {
  blender::Vector<BMVert *> verts;
  blender::Vector<BMFace *> faces;

  BMPartialUpdate_Params params = {};
};

[[nodiscard]] BMPartialUpdate *BM_mesh_partial_create_from_verts(
    BMesh &bm,
    const BMPartialUpdate_Params &params,
    blender::BitSpan verts_mask,
    int verts_mask_count);

[[nodiscard]] BMPartialUpdate *BM_mesh_partial_create_from_verts_group_single(
    BMesh &bm,
    const BMPartialUpdate_Params &params,
    blender::BitSpan verts_mask,
    int verts_mask_count);

[[nodiscard]] BMPartialUpdate *BM_mesh_partial_create_from_verts_group_multi(
    BMesh &bm,
    const BMPartialUpdate_Params &params,
    blender::Span<int> verts_group,
    int verts_group_count);
 
void BM_mesh_partial_destroy(BMPartialUpdate *bmpinfo) ATTR_NONNULL(1);