Urho3D/Source/ThirdParty/DetourCrowd/Include/DetourLocalBoundary.h
2018-09-20 22:17:20 +08:00

67 lines
2.0 KiB
C++

//
// Copyright (c) 2009-2010 Mikko Mononen memon@inside.org
//
// 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 DETOURLOCALBOUNDARY_H
#define DETOURLOCALBOUNDARY_H
#include "DetourNavMeshQuery.h"
class dtLocalBoundary
{
static const int MAX_LOCAL_SEGS = 8;
static const int MAX_LOCAL_POLYS = 16;
struct Segment
{
float s[6]; ///< Segment start/end
float d; ///< Distance for pruning.
};
float m_center[3];
Segment m_segs[MAX_LOCAL_SEGS];
int m_nsegs;
dtPolyRef m_polys[MAX_LOCAL_POLYS];
int m_npolys;
void addSegment(const float dist, const float* s);
public:
dtLocalBoundary();
~dtLocalBoundary();
void reset();
void update(dtPolyRef ref, const float* pos, const float collisionQueryRange,
dtNavMeshQuery* navquery, const dtQueryFilter* filter);
bool isValid(dtNavMeshQuery* navquery, const dtQueryFilter* filter);
inline const float* getCenter() const { return m_center; }
inline int getSegmentCount() const { return m_nsegs; }
inline const float* getSegment(int i) const { return m_segs[i].s; }
private:
// Explicitly disabled copy constructor and copy assignment operator.
dtLocalBoundary(const dtLocalBoundary&);
dtLocalBoundary& operator=(const dtLocalBoundary&);
};
#endif // DETOURLOCALBOUNDARY_H