SBSPSS/source/hazard/hpendulm.cpp

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/*=========================================================================
hpendulm.cpp
Author: CRB
Created:
Project: Spongebob
Purpose:
Copyright (c) 2001 Climax Development Ltd
===========================================================================*/
#ifndef __HAZARD_HPENDULM_H__
#include "hazard\hpendulm.h"
#endif
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcPendulumHazard::init()
{
CNpcHazard::init();
m_extendDir = EXTEND_LEFT;
m_extension = 0;
m_heading = 1024;
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m_length = 200;
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}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcPendulumHazard::processMovement( int _frames )
{
if ( m_extendDir == EXTEND_LEFT )
{
if ( m_extension > 512 )
{
m_extendDir = EXTEND_RIGHT;
}
else
{
m_extension += _frames << 3;
}
}
else
{
if ( m_extension < -512 )
{
m_extendDir = EXTEND_LEFT;
}
else
{
m_extension -= _frames << 3;
}
}
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Pos.vx = m_base.vx + ( ( m_length * rcos( m_heading + m_extension ) ) >> 12 );
Pos.vy = m_base.vy + ( ( m_length * rsin( m_heading + m_extension ) ) >> 12 );
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}