triangulate_polygonal_facets.h

/*
 * Copyright 2022 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
 
#include <lagrange/SurfaceMesh.h>
#include <lagrange/utils/function_ref.h>
 
#include <vector>
 
namespace lagrange {

 
struct TriangulationOptions
{
    enum class Scheme {
        Earcut, 
        CentroidFan 
    };
 
    Scheme scheme = Scheme::Earcut; 

    bool preserve_edges = false;

    bool preserve_points = false;
};

template <typename Scalar, typename Index>
void triangulate_polygonal_facets(
    SurfaceMesh<Scalar, Index>& mesh,
    const TriangulationOptions& options = {});

template <typename Scalar, typename Index>
void triangulate_polygonal_facets(
    SurfaceMesh<Scalar, Index>& mesh,
    function_ref<bool(Index)> should_triangulate,
    const TriangulationOptions& options = {});

 
} // namespace lagrange