select_facets_by_normal_similarity.h

/*
 * Copyright 2019 Adobe. All rights reserved.
 * This file is licensed to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License. You may obtain a copy
 * of the License at http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under
 * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
 * OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
#pragma once
 
#ifdef LAGRANGE_ENABLE_LEGACY_HEADERS
    #include <lagrange/legacy/select_facets_by_normal_similarity.h>
#endif
 
#include <lagrange/AttributeFwd.h>
#include <lagrange/SurfaceMesh.h>
 
#include <limits> // needed in options
#include <optional> // needed in options
#include <string_view> // needed in options
 
namespace lagrange {
 


struct SelectFacetsByNormalSimilarityOptions
{
    double flood_error_limit = std::numeric_limits<double>::max();

    double flood_second_to_first_order_limit_ratio = 1.0 / 6.0;

    std::string_view facet_normal_attribute_name = "@facet_normal";

    std::optional<std::string_view> is_facet_selectable_attribute_name;

    std::string_view output_attribute_name = "@is_selected";

    enum class SearchType {
        BFS = 0, 
        DFS = 1 
    };

    SearchType search_type = SearchType::DFS;

    int num_smooth_iterations = 3;
 
 
}; // SelectFaceByNormalSimilarityOptions

 
template <typename Scalar, typename Index>
AttributeId select_facets_by_normal_similarity(
    SurfaceMesh<Scalar, Index>& mesh,
    const Index seed_facet_id,
    const SelectFacetsByNormalSimilarityOptions& options = {});

 
} // namespace lagrange