reactphysics3d/src/collision/narrowphase/NarrowPhaseAlgorithm.h
2014-11-21 21:38:17 +01:00

94 lines
3.9 KiB
C++

/********************************************************************************
* ReactPhysics3D physics library, http://code.google.com/p/reactphysics3d/ *
* Copyright (c) 2010-2013 Daniel Chappuis *
*********************************************************************************
* *
* 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 REACTPHYSICS3D_NARROW_PHASE_ALGORITHM_H
#define REACTPHYSICS3D_NARROW_PHASE_ALGORITHM_H
// Libraries
#include "body/Body.h"
#include "constraint/ContactPoint.h"
#include "memory/MemoryAllocator.h"
#include "engine/OverlappingPair.h"
/// Namespace ReactPhysics3D
namespace reactphysics3d {
// Class NarrowPhaseAlgorithm
/**
* This class is an abstract class that represents an algorithm
* used to perform the narrow-phase of a collision detection. The
* goal of the narrow phase algorithm is to compute contact
* informations of a collision between two bodies.
*/
class NarrowPhaseAlgorithm {
protected :
// -------------------- Attributes -------------------- //
/// Reference to the memory allocator
MemoryAllocator& mMemoryAllocator;
/// Overlapping pair of the bodies currently tested for collision
OverlappingPair* mCurrentOverlappingPair;
// -------------------- Methods -------------------- //
/// Private copy-constructor
NarrowPhaseAlgorithm(const NarrowPhaseAlgorithm& algorithm);
/// Private assignment operator
NarrowPhaseAlgorithm& operator=(const NarrowPhaseAlgorithm& algorithm);
public :
// -------------------- Methods -------------------- //
/// Constructor
NarrowPhaseAlgorithm(MemoryAllocator& memoryAllocator);
/// Destructor
virtual ~NarrowPhaseAlgorithm();
/// Set the current overlapping pair of bodies
void setCurrentOverlappingPair(OverlappingPair* overlappingPair);
/// Return true and compute a contact info if the two bounding volume collide
virtual bool testCollision(ProxyShape* collisionShape1, ProxyShape* collisionShape2,
ContactPointInfo*& contactInfo)=0;
};
// Set the current overlapping pair of bodies
inline void NarrowPhaseAlgorithm::setCurrentOverlappingPair(OverlappingPair* overlappingPair) {
mCurrentOverlappingPair = overlappingPair;
}
}
#endif