mgclozengetree.h

3D Game Engine Design Source Code非常棒

// Magic Software, Inc.
// http://www.magic-software.com
// Copyright (c) 2000, All Rights Reserved
//
// Source code from Magic Software is supplied under the terms of a license
// agreement and may not be copied or disclosed except in accordance with the
// terms of that agreement.  The various license agreements may be found at
// the Magic Software web site.  This file is subject to the license
//
// FREE SOURCE CODE
// http://www.magic-software.com/License/free.pdf

#ifndef MGCLOZENGETREE_H
#define MGCLOZENGETREE_H

#include "MgcBoundingVolumeTree.h"
#include "MgcLozenge.h"


class MgcLozengeBV : public MgcBoundingVolume
{
public:
    MgcLozenge m_kLozenge;
};


class MgcLozengeTree : public MgcBoundingVolumeTree
{
public:
    MgcLozengeTree (unsigned short usVertexCount, const MgcVector3* akVertex,
        unsigned short usTriangleCount, const unsigned short* ausConnect,
        unsigned short usMaxTrisPerLeaf);

    const MgcLozenge& GetLozenge () const;

protected:
    static void CreateBound (unsigned short usVertexCount,
        const MgcVector3* akVertex, const unsigned short* ausConnect,
        unsigned short usI0, unsigned short usI1, unsigned short* ausISplit,
        MgcBoundingVolume*& rkpBound, MgcVector3& rkOrigin,
        MgcVector3& rkDirection);
};

//----------------------------------------------------------------------------
inline const MgcLozenge& MgcLozengeTree::GetLozenge () const
{
    return ((MgcLozengeBV*)m_pkBound)->m_kLozenge;
}
//----------------------------------------------------------------------------

#endif