select_facets_in_frustum.h

/*
 * Copyright 2020 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_FUNCTIONS
    #include <lagrange/legacy/select_facets_in_frustum.h>
#endif
 
#include <lagrange/SurfaceMesh.h>
#include <array>
 
namespace lagrange {
 
 
template <typename Scalar>
struct Frustum
{
    struct Plane
    {
        std::array<Scalar, 3> normal;
        std::array<Scalar, 3> point;
    };
 
    std::array<Plane, 4> planes;
};
 
struct FrustumSelectionOptions
{
    bool greedy = false;
 
    std::string_view output_attribute_name = "@is_selected";
};
 
template <typename Scalar, typename Index>
bool select_facets_in_frustum(
    SurfaceMesh<Scalar, Index>& mesh,
    const Frustum<Scalar>& frustum,
    const FrustumSelectionOptions& options = {});
 
 
} // namespace lagrange