source/hazard/hrweight.cpp

@@ -0,0 +1,100 @@
+/*=========================================================================
+
+	hrweight.cpp
+
+	Author:		CRB
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __HAZARD_HRWEIGHT_H__
+#include "hazard\hrweight.h"
+#endif
+
+#ifndef	__UTILS_HEADER__
+#include	"utils\utils.h"
+#endif
+
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcRisingWeightHazard::init()
+{
+	CNpcHazard::init();
+
+	m_triggered = false;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcRisingWeightHazard::setWaypoints( sThingHazard *ThisHazard )
+{
+	ASSERT( ThisHazard->PointCount == 3 );
+
+	u16	*PntList=(u16*)MakePtr(ThisHazard,sizeof(sThingHazard));
+
+	u16 newXPos, newYPos;
+
+	// get master hazard init pos
+
+	newXPos = (u16) *PntList;
+	PntList++;
+	newYPos = (u16) *PntList;
+	PntList++;
+
+	DVECTOR startPos;
+	startPos.vx = newXPos << 4;
+	startPos.vy = newYPos << 4;
+
+	Pos = startPos;
+	m_base = Pos;
+
+	// get master hazard max vertical extension
+
+	newXPos = (u16) *PntList;
+	PntList++;
+	newYPos = (u16) *PntList;
+	PntList++;
+
+	m_maxExtension = abs( ( newYPos << 4 ) - startPos.vy ) << 8;
+
+	// get slave trigger position
+
+	newXPos = (u16) *PntList;
+	PntList++;
+	newYPos = (u16) *PntList;
+	PntList++;
+
+	m_wheelPos.vx = newXPos;
+	m_wheelPos.vy = newYPos;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcRisingWeightHazard::processMovement( int _frames )
+{
+	if ( m_triggered )
+	{
+		m_triggered = false;
+		m_extension += ( 3 * _frames ) << 8;
+		if ( m_extension > m_maxExtension )
+		{
+			m_extension = m_maxExtension;
+		}
+	}
+	else
+	{
+		m_extension -= 64 * _frames;
+
+		if ( m_extension < 0 )
+		{
+			m_extension = 0;
+		}
+	}
+
+	Pos.vy = m_base.vy - ( m_extension >> 8 );
+}