Files
bounce/include/bounce/dynamics/contacts/mesh_contact.h
Irlan Robson 8f29bc7e21 first commit
2016-12-18 18:39:47 -02:00

85 lines
2.1 KiB
C++

/*
* Copyright (c) 2016-2016 Irlan Robson http://www.irlan.net
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
#ifndef B3_MESH_CONTACT_H
#define B3_MESH_CONTACT_H
#include <bounce\collision\shapes\aabb3.h>
#include <bounce\dynamics\contacts\contact.h>
#include <bounce\dynamics\contacts\manifold.h>
#include <bounce\dynamics\contacts\collide\collide.h>
struct b3TriangleCache
{
u32 index;
b3ConvexCache cache;
};
class b3MeshContact;
struct b3MeshContactLink
{
b3MeshContact* m_c;
b3MeshContactLink* m_prev;
b3MeshContactLink* m_next;
};
class b3MeshContact : public b3Contact
{
public:
private:
friend class b3ContactManager;
friend class b3List2<b3MeshContact>;
friend class b3StaticTree;
b3MeshContact(b3Shape* shapeA, b3Shape* shapeB);
~b3MeshContact();
bool TestOverlap();
void Collide();
void SynchronizeShapes();
bool MoveAABB(const b3AABB3& aabb, const b3Vec3& displacement);
void FindNewPairs();
bool Report(u32 proxyId);
// Did the AABB move significantly?
bool m_aabbMoved;
// The first shape AABB in the frame of the other shape.
b3AABB3 m_aabbA;
// Child shapes potentially overlapping with
// the first shape.
u32 m_triangleCapacity;
b3TriangleCache* m_triangles;
u32 m_triangleCount;
// Contact manifolds.
b3Manifold m_stackManifolds[B3_MAX_MANIFOLDS];
// Links to the world mesh contact list.
b3MeshContactLink m_link;
};
#endif