179 lines
3.4 KiB
C++
179 lines
3.4 KiB
C++
/*=========================================================================
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hpendulm.cpp
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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_HPENDULM_H__
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#include "hazard\hpendulm.h"
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#endif
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#ifndef __UTILS_HEADER__
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#include "utils\utils.h"
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#endif
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#ifndef __VID_HEADER_
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#include "system\vid.h"
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#endif
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#ifndef __GAME_GAME_H__
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#include "game\game.h"
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#endif
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#ifndef __GFX_OTPOS_H__
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#include "gfx\otpos.h"
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#endif
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcPendulumHazard::init()
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{
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CNpcHazard::init();
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m_extendDir = EXTEND_LEFT;
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m_extension = 0;
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m_heading = 1024;
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m_length = 200;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcPendulumHazard::setWaypoints( sThingHazard *ThisHazard )
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{
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int pointNum;
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u16 *PntList=(u16*)MakePtr(ThisHazard,sizeof(sThingHazard));
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u16 newXPos, newYPos;
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newXPos = (u16) *PntList;
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PntList++;
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newYPos = (u16) *PntList;
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PntList++;
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DVECTOR startPos;
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startPos.vx = ( newXPos << 4 ) + 8;
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startPos.vy = ( newYPos << 4 ) + 16;
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if ( ThisHazard->PointCount > 1 )
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{
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newXPos = (u16) *PntList;
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PntList++;
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newYPos = (u16) *PntList;
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PntList++;
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DVECTOR pivotPos;
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pivotPos.vx = ( newXPos << 4 ) + 8;
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pivotPos.vy = ( newYPos << 4 ) + 16;
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s32 xDist = startPos.vx - pivotPos.vx;
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s32 yDist = startPos.vy - pivotPos.vy;
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m_maxExtension = 1024 - ratan2( abs( yDist ), abs( xDist ) );
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m_length = isqrt2( ( xDist * xDist ) + ( yDist * yDist ) );
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Pos = pivotPos;
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m_base = pivotPos;
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}
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else
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{
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Pos = startPos;
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m_base = Pos;
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}
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m_thinkArea.x1 = Pos.vx - m_length;
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m_thinkArea.x2 = Pos.vx + m_length;
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m_thinkArea.y1 = Pos.vy - m_length;
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m_thinkArea.y2 = Pos.vy + m_length;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcPendulumHazard::processMovement( int _frames )
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{
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if ( m_extendDir == EXTEND_LEFT )
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{
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if ( m_extension > m_maxExtension )
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{
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m_extendDir = EXTEND_RIGHT;
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}
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else
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{
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m_extension += _frames << 3;
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}
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}
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else
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{
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if ( m_extension < -m_maxExtension )
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{
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m_extendDir = EXTEND_LEFT;
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}
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else
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{
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m_extension -= _frames << 3;
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}
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}
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Pos.vx = m_base.vx + ( ( m_length * rcos( m_heading + m_extension ) ) >> 12 );
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Pos.vy = m_base.vy + ( ( m_length * rsin( m_heading + m_extension ) ) >> 12 );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcPendulumHazard::render()
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{
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int x1,y1,x2,y2;
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int minX, maxX, minY, maxY;
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DVECTOR const &offset = CLevel::getCameraPos();
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CHazardThing::render();
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if (canRender())
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{
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DVECTOR &renderPos=getRenderPos();
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m_modelGfx->Render(renderPos);
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}
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x1 = Pos.vx - offset.vx;
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x2 = m_base.vx - offset.vx;
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y1 = Pos.vy - offset.vy;
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y2 = m_base.vy - offset.vy;
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minX = x1;
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maxX = x2;
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if ( minX > maxX )
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{
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minX = x2;
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maxX = x1;
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}
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minY = y1;
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maxY = y2;
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if ( minY > maxY )
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{
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minY = y2;
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maxY = y1;
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}
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if ( maxX >= 0 && minX <= VidGetScrW() )
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{
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if ( maxY >= 0 && minY <= VidGetScrH() )
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{
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DrawLine( x1, y1, x2, y2, 0, 0, 0, OTPOS__ACTOR_POS+1 );
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}
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}
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}
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