intersection_test.h Source File - ClanLib SDK
Description: intersection_test.h Source File

intersection_test.h
1/*
2** ClanLib SDK
3** Copyright (c) 1997-2020 The ClanLib Team
4**
5** This software is provided 'as-is', without any express or implied
6** warranty. In no event will the authors be held liable for any damages
7** arising from the use of this software.
8**
9** Permission is granted to anyone to use this software for any purpose,
10** including commercial applications, and to alter it and redistribute it
11** freely, subject to the following restrictions:
12**
13** 1. The origin of this software must not be misrepresented; you must not
14** claim that you wrote the original software. If you use this software
15** in a product, an acknowledgment in the product documentation would be
16** appreciated but is not required.
17** 2. Altered source versions must be plainly marked as such, and must not be
18** misrepresented as being the original software.
19** 3. This notice may not be removed or altered from any source distribution.
20**
21** Note: Some of the libraries ClanLib may link to may have additional
22** requirements or restrictions.
23**
24** File Author(s):
25**
26** Magnus Norddahl
27*/
28
29#pragma once
30
31#include "vec4.h"
32#include "vec3.h"
33
34namespace clan
35{
38
39 class AxisAlignedBoundingBox;
40 class OrientedBoundingBox;
41 class FrustumPlanes;
42
43 class IntersectionTest
44 {
45 public:
46 enum Result
47 {
48 outside,
49 inside,
50 intersecting,
51 };
52
53 enum OverlapResult
54 {
55 disjoint,
56 overlap
57 };
58
59 static Result plane_aabb(const Vec4f &plane, const AxisAlignedBoundingBox &aabb);
60 static Result plane_obb(const Vec4f &plane, const OrientedBoundingBox &obb);
61 static OverlapResult sphere(const Vec3f &center1, float radius1, const Vec3f &center2, float radius2);
62 static OverlapResult sphere_aabb(const Vec3f &center, float radius, const AxisAlignedBoundingBox &aabb);
63 static OverlapResult aabb(const AxisAlignedBoundingBox &a, const AxisAlignedBoundingBox &b);
64 static Result frustum_aabb(const FrustumPlanes &frustum, const AxisAlignedBoundingBox &box);
65 static Result frustum_obb(const FrustumPlanes &frustum, const OrientedBoundingBox &box);
66 static OverlapResult ray_aabb(const Vec3f &ray_start, const Vec3f &ray_end, const AxisAlignedBoundingBox &box);
67 };
68
70}
clan::AxisAlignedBoundingBox
Definition aabb.h:40
clan::FrustumPlanes
Definition frustum_planes.h:37
clan::IntersectionTest
Definition intersection_test.h:44
clan::IntersectionTest::ray_aabb
static OverlapResult ray_aabb(const Vec3f &ray_start, const Vec3f &ray_end, const AxisAlignedBoundingBox &box)
clan::IntersectionTest::plane_obb
static Result plane_obb(const Vec4f &plane, const OrientedBoundingBox &obb)
clan::IntersectionTest::frustum_obb
static Result frustum_obb(const FrustumPlanes &frustum, const OrientedBoundingBox &box)
clan::IntersectionTest::frustum_aabb
static Result frustum_aabb(const FrustumPlanes &frustum, const AxisAlignedBoundingBox &box)
clan::IntersectionTest::sphere
static OverlapResult sphere(const Vec3f &center1, float radius1, const Vec3f &center2, float radius2)
clan::IntersectionTest::plane_aabb
static Result plane_aabb(const Vec4f &plane, const AxisAlignedBoundingBox &aabb)
clan::IntersectionTest::sphere_aabb
static OverlapResult sphere_aabb(const Vec3f &center, float radius, const AxisAlignedBoundingBox &aabb)
clan::IntersectionTest::aabb
static OverlapResult aabb(const AxisAlignedBoundingBox &a, const AxisAlignedBoundingBox &b)
clan::IntersectionTest::OverlapResult
OverlapResult
Definition intersection_test.h:54
clan::IntersectionTest::overlap
@ overlap
Definition intersection_test.h:56
clan::IntersectionTest::disjoint
@ disjoint
Definition intersection_test.h:55
clan::IntersectionTest::Result
Result
Definition intersection_test.h:47
clan::IntersectionTest::inside
@ inside
Definition intersection_test.h:49
clan::IntersectionTest::outside
@ outside
Definition intersection_test.h:48
clan::IntersectionTest::intersecting
@ intersecting
Definition intersection_test.h:50
clan::OrientedBoundingBox
Definition obb.h:39
clan::Vec4f
Vec4< float > Vec4f
Definition vec4.h:399
clan::Vec3f
Vec3< float > Vec3f
Definition vec3.h:347
clan::Origin::center
@ center
Definition origin.h:44
clan
Definition clanapp.h:36
clan::Key::a
@ a
Definition keys.h:81
clan::Key::b
@ b
Definition keys.h:82