126 lines
3.2 KiB
C++
126 lines
3.2 KiB
C++
/*=========================================================================
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pbwheel.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 __PLATFORM_PBWHEEL_H__
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#include "platform\pbwheel.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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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcBigWheelPlatform::postInit()
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{
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CNpcPlatform::postInit();
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//sBBox boundingBox = m_modelGfx->GetBBox();
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//boundingBox.YMin = boundingBox.YMax - 32;
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//setCollisionSize( ( boundingBox.XMax - boundingBox.XMin ) - 8, ( boundingBox.YMax - boundingBox.YMin ) );
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//setCollisionCentreOffset( ( boundingBox.XMax + boundingBox.XMin ) >> 1, ( boundingBox.YMax + boundingBox.YMin ) >> 1 );
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//calculateNonRotatedCollisionData();
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//setCollisionAngle( m_tiltAngle >> 8 );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcBigWheelPlatform::processMovement( int _frames )
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{
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m_rotation += m_speed * _frames;
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m_rotation &= 4095;
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Pos.vx = m_base.vx + ( ( m_extension * rcos( m_rotation ) ) >> 12 );
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Pos.vy = m_base.vy + ( ( m_extension * rsin( m_rotation ) ) >> 12 );
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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void CNpcBigWheelPlatform::setWaypoints( sThingPlatform *ThisPlatform )
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{
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int pointNum;
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u16 *PntList=(u16*)MakePtr(ThisPlatform,sizeof(sThingPlatform));
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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 ( ThisPlatform->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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init( pivotPos );
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m_rotation = ratan2( yDist, xDist );
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m_extension = isqrt2( ( xDist * xDist ) + ( yDist * yDist ) );
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}
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else
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{
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init( startPos );
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}
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m_thinkArea.x1 = Pos.vx - m_extension;
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m_thinkArea.x2 = Pos.vx + m_extension;
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m_thinkArea.y1 = Pos.vy - m_extension;
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m_thinkArea.y2 = Pos.vy + m_extension;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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int CNpcBigWheelPlatform::getHeightFromPlatformAtPosition(int _x,int _y, int offsetX, int offsetY)
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{
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DVECTOR top;
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CRECT collisionArea = getCollisionArea();
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top.vy = offsetY + collisionArea.y1;
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s32 centreX = ( ( collisionArea.x1 + collisionArea.x2 ) >> 1 ) + offsetX;
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if ( abs( _x - centreX ) <= 20 )
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{
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top.vy = offsetY + collisionArea.y2 - 16;
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}
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else
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{
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s32 baseY = offsetY + collisionArea.y2 - 16;
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top.vy = baseY + ( ( ( abs( _x - centreX ) - 20 ) * ( offsetY + collisionArea.y1 - baseY ) ) / ( collisionArea.x2 - centreX - 20 ) );
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}
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// Non-rotated platform
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return( top.vy - _y );
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}
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