Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#pragma once
#ifndef CPLANE_H
#define CPLANE_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 );
//=========================================================
// How far off the plane is this point?
//=========================================================
float PointDist( const Vector &vecPoint );
private:
Vector m_vecNormal;
float m_flDist;
bool m_fInitialized;
};
#endif //CPLANE_H