intersection_test.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 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
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8 **
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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.
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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 
30 #pragma once
31 
32 #include "vec4.h"
33 #include "vec3.h"
34 
35 namespace clan
36 {
39 
40 class AxisAlignedBoundingBox;
41 class OrientedBoundingBox;
42 class FrustumPlanes;
43 
45 {
46 public:
47  enum Result
48  {
52  };
53 
55  {
57  overlap
58  };
59 
60  static Result plane_aabb(const Vec4f &plane, const AxisAlignedBoundingBox &aabb);
61  static Result plane_obb(const Vec4f &plane, const OrientedBoundingBox &obb);
62  static OverlapResult sphere(const Vec3f &center1, float radius1, const Vec3f &center2, float radius2);
63  static OverlapResult sphere_aabb(const Vec3f &center, float radius, const AxisAlignedBoundingBox &aabb);
65  static Result frustum_aabb(const FrustumPlanes &frustum, const AxisAlignedBoundingBox &box);
66  static Result frustum_obb(const FrustumPlanes &frustum, const OrientedBoundingBox &box);
67  static OverlapResult ray_aabb(const Vec3f &ray_start, const Vec3f &ray_end, const AxisAlignedBoundingBox &box);
68 };
69 
70 }
71 
Definition: aabb.h:41
static Result plane_aabb(const Vec4f &plane, const AxisAlignedBoundingBox &aabb)
@ outside
Definition: intersection_test.h:49
Result
Definition: intersection_test.h:48
static OverlapResult aabb(const AxisAlignedBoundingBox &a, const AxisAlignedBoundingBox &b)
@ inside
Definition: intersection_test.h:50
@ disjoint
Definition: intersection_test.h:56
Definition: intersection_test.h:45
static Result plane_obb(const Vec4f &plane, const OrientedBoundingBox &obb)
static Result frustum_obb(const FrustumPlanes &frustum, const OrientedBoundingBox &box)
Definition: obb.h:40
@ overlap
Definition: intersection_test.h:57
static OverlapResult sphere_aabb(const Vec3f &center, float radius, const AxisAlignedBoundingBox &aabb)
static OverlapResult ray_aabb(const Vec3f &ray_start, const Vec3f &ray_end, const AxisAlignedBoundingBox &box)
static Result frustum_aabb(const FrustumPlanes &frustum, const AxisAlignedBoundingBox &box)
@ intersecting
Definition: intersection_test.h:51
Definition: clanapp.h:36
OverlapResult
Definition: intersection_test.h:55
static OverlapResult sphere(const Vec3f &center1, float radius1, const Vec3f &center2, float radius2)
Definition: frustum_planes.h:38