halflife-photomode/dlls/plane.h

41 lines
1.3 KiB
C++

/***
*
* Copyright (c) 1996-2001, 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.
*
****/
#pragma once
//=========================================================
// Plane
//=========================================================
class CPlane
{
public:
CPlane();
//=========================================================
// 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;
};