3dutils

赫赫大名的 OGRE 游戏引擎

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// Utilitarian funcitons useful for 3D graphics
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// Best viewed with 8-character tabs and (at least) 132 columns
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// Restrictions & freedoms pertaining to usage and redistribution of this software:
//
//  * This software is 100% free
//  * If you use this software (in part or in whole) you must credit the author.
//  * This software may not be re-distributed (in part or in whole) in a modified
//    form without clear documentation on how to obtain a copy of the original work.
//  * You may not use this software to directly or indirectly cause harm to others.
//  * This software is provided as-is and without warrantee. Use at your own risk.
//
// For more information, visit HTTP://www.FluidStudios.com
//
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// Originally created on 12/20/2000 by Paul Nettle
//
// Copyright 2000, Fluid Studios, Inc., all rights reserved.
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#ifndef	_GEOM_3DUTILS
#define _GEOM_3DUTILS

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// Module setup (required includes, macros, etc.)
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#include "common"
#include "../../Include/fstl/fstl"
#include "geom"

GEOM_NAMESPACE_BEGIN

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Point3		closestPointOnLineSegment(const Point3 &a, const Point3 &b, const Point3 &p, bool &edge);
Point3		closestPointOnLine(const Point3 &a, const Point3 &b, const Point3 &p);
bool		isPointInsideEdge(const Point3 &a, const Point3 &b, const Point3 &p);
bool		planeBoxOverlap(const Vector3 &normal, const GEOM_TYPE d, const Point3 &radius);
bool		aabbOverlapTest(const Point3 & aMin, const Point3 & aMax, const Point3 & bMin, const Point3 & bMax);

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GEOM_NAMESPACE_END

#endif // _GEOM_3DUTILS
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// 3dutils - End of file
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