|
/*
|
|
* Copyright (C) 2021 Christopher J. Howard
|
|
*
|
|
* This file is part of Antkeeper source code.
|
|
*
|
|
* Antkeeper source code is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* Antkeeper source code is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef ANTKEEPER_GEOM_INTERSECTION_HPP
|
|
#define ANTKEEPER_GEOM_INTERSECTION_HPP
|
|
|
|
#include "geom/aabb.hpp"
|
|
#include "geom/mesh.hpp"
|
|
#include "geom/plane.hpp"
|
|
#include "geom/ray.hpp"
|
|
#include "utility/fundamental-types.hpp"
|
|
#include <tuple>
|
|
|
|
namespace geom {
|
|
|
|
/**
|
|
* Tests for intersection between a ray and a plane.
|
|
*
|
|
* @param ray Ray to test for intersection.
|
|
* @param plane Plane to test for intersection.
|
|
* @return Tuple containing a boolean indicating whether intersection occurred, and a float indicating the signed distance along the ray to the point of intersection.
|
|
*/
|
|
std::tuple<bool, float> ray_plane_intersection(const ray<float>& ray, const plane<float>& plane);
|
|
|
|
std::tuple<bool, float, float, float> ray_triangle_intersection(const ray<float>& ray, const float3& a, const float3& b, const float3& c);
|
|
|
|
std::tuple<bool, float, float> ray_aabb_intersection(const ray<float>& ray, const aabb<float>& aabb);
|
|
|
|
std::tuple<bool, float, float, std::size_t, std::size_t> ray_mesh_intersection(const ray<float>& ray, const mesh& mesh);
|
|
|
|
bool aabb_sphere_intersection(const aabb<float>& aabb, const float3& center, float radius);
|
|
|
|
bool aabb_aabb_intersection(const aabb<float>& a, const aabb<float>& b);
|
|
|
|
} // namespace geom
|
|
|
|
#endif // ANTKEEPER_GEOM_INTERSECTION_HPP
|
|
|