halflife-sdk/dlls/plane.h
2002-12-23 00:00:00 +00:00

43 lines
1.4 KiB
C++

/***
*
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
* Use, distribution, and modification of this source code and/or resulting
* object code is restricted to non-commercial enhancements to products from
* Valve LLC. All other use, distribution, or modification is prohibited
* without written permission from Valve LLC.
*
****/
#ifndef PLANE_H
#define PLANE_H
//=========================================================
// Plane
//=========================================================
class CPlane
{
public:
CPlane ( void );
//=========================================================
// InitializePlane - Takes a normal for the plane and a
// point on the plane and
//=========================================================
void InitializePlane ( const Vector &vecNormal, const Vector &vecPoint );
//=========================================================
// PointInFront - determines whether the given vector is
// in front of the plane.
//=========================================================
BOOL PointInFront ( const Vector &vecPoint );
Vector m_vecNormal;
float m_flDist;
BOOL m_fInitialized;
};
#endif // PLANE_H