mirror of https://github.com/axmolengine/axmol.git
48 lines
2.2 KiB
C++
48 lines
2.2 KiB
C++
/*
|
|
Bullet Continuous Collision Detection and Physics Library
|
|
Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
|
|
|
|
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 BT_SUBSIMPLEX_CONVEX_CAST_H
|
|
#define BT_SUBSIMPLEX_CONVEX_CAST_H
|
|
|
|
#include "btConvexCast.h"
|
|
#include "btSimplexSolverInterface.h"
|
|
class btConvexShape;
|
|
|
|
/// btSubsimplexConvexCast implements Gino van den Bergens' paper
|
|
///"Ray Casting against bteral Convex Objects with Application to Continuous Collision Detection"
|
|
/// GJK based Ray Cast, optimized version
|
|
/// Objects should not start in overlap, otherwise results are not defined.
|
|
class btSubsimplexConvexCast : public btConvexCast
|
|
{
|
|
btSimplexSolverInterface* m_simplexSolver;
|
|
const btConvexShape* m_convexA;
|
|
const btConvexShape* m_convexB;
|
|
|
|
public:
|
|
btSubsimplexConvexCast(const btConvexShape* shapeA, const btConvexShape* shapeB, btSimplexSolverInterface* simplexSolver);
|
|
|
|
//virtual ~btSubsimplexConvexCast();
|
|
///SimsimplexConvexCast calculateTimeOfImpact calculates the time of impact+normal for the linear cast (sweep) between two moving objects.
|
|
///Precondition is that objects should not penetration/overlap at the start from the interval. Overlap can be tested using btGjkPairDetector.
|
|
virtual bool calcTimeOfImpact(
|
|
const btTransform& fromA,
|
|
const btTransform& toA,
|
|
const btTransform& fromB,
|
|
const btTransform& toB,
|
|
CastResult& result);
|
|
};
|
|
|
|
#endif //BT_SUBSIMPLEX_CONVEX_CAST_H
|