62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
/*
|
|
* Licensed 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 CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
* Copyright 2015 Danny Robson <danny@nerdcruft.net>
|
|
*/
|
|
|
|
#ifndef __UTIL_GEOM_RAY_HPP
|
|
#define __UTIL_GEOM_RAY_HPP
|
|
|
|
#include "point.hpp"
|
|
|
|
#include "aabb.hpp"
|
|
#include "plane.hpp"
|
|
#include "sphere.hpp"
|
|
#include "vector.hpp"
|
|
|
|
#include <iostream>
|
|
|
|
namespace util { namespace geom {
|
|
template <size_t S, typename T>
|
|
struct ray {
|
|
ray (point<S,T> origin,
|
|
vector<S,T> direction);
|
|
|
|
static
|
|
ray<S,T> make (point<S,T> origin,
|
|
point<S,T> target);
|
|
|
|
// intersection tests
|
|
T intersect (plane<S,T>) const;
|
|
T intersect (AABB<S,T>) const;
|
|
T intersect (sphere<S,T>) const;
|
|
|
|
// queries
|
|
T closest (point<S,T>) const;
|
|
|
|
util::point<S,T> at (T) const;
|
|
|
|
// data members
|
|
point<S,T> origin;
|
|
vector<S,T> direction;
|
|
};
|
|
|
|
template <size_t S, typename T>
|
|
std::ostream& operator<< (std::ostream&, ray<S,T>);
|
|
|
|
typedef ray<2,float> ray2f;
|
|
typedef ray<3,float> ray3f;
|
|
} }
|
|
|
|
#endif
|