82 lines
1.7 KiB
C++
82 lines
1.7 KiB
C++
/*=========================================================================
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hbbarrel.h
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Author: CRB
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Created:
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Project: Spongebob
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Purpose:
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Copyright (c) 2001 Climax Development Ltd
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===========================================================================*/
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#ifndef __HAZARD_HBBARREL_H__
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#include "hazard\hbbarrel.h"
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#endif
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#ifndef __LAYER_COLLISION_H__
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#include "level\layercollision.h"
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#endif
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void CNpcBouncingBarrelHazard::init()
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{
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CNpcHazard::init();
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m_lastWaypoint = Pos;
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}
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void CNpcBouncingBarrelHazard::processMovement( int _frames )
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{
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s32 moveX = 0, moveY = 0;
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s32 moveVel = 0;
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s32 moveDist = 0;
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s32 waypointXDist;
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s32 waypointYDist;
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s32 waypointHeading;
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s32 groundHeight;
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// deal with horizontal
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bool pathComplete;
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if ( m_npcPath.thinkFlat( Pos, &pathComplete, &waypointXDist, &waypointYDist, &waypointHeading ) )
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{
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if ( pathComplete )
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{
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Pos = m_base;
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m_npcPath.resetPath();
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}
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m_lastWaypoint = Pos;
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}
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moveX = 3 * _frames;
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if ( waypointHeading == 2048 )
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{
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moveX = -moveX;
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}
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Pos.vx += moveX;
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// deal with vertical
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DVECTOR nextWaypoint;
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nextWaypoint.vx = waypointXDist + Pos.vx;
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nextWaypoint.vy = waypointYDist + Pos.vy;
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if ( waypointYDist > 0 )
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{
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s32 sineVal = ( abs( Pos.vx - nextWaypoint.vx ) * 1024 ) / abs( nextWaypoint.vx - m_lastWaypoint.vx );
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Pos.vy = nextWaypoint.vy - ( ( abs( nextWaypoint.vy - m_lastWaypoint.vy ) * rsin( sineVal ) ) >> 12 );
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}
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else if ( waypointYDist < 0 )
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{
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s32 sineVal = ( abs( Pos.vx - m_lastWaypoint.vx ) * 1024 ) / abs( nextWaypoint.vx - m_lastWaypoint.vx );
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Pos.vy = m_lastWaypoint.vy - ( ( abs( nextWaypoint.vy - m_lastWaypoint.vy ) * rsin( sineVal ) ) >> 12 );
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}
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}
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