source/hazard/hfalling.cpp

@@ -0,0 +1,94 @@
+/*=========================================================================
+
+	hfalling.cpp
+
+	Author:		CRB
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __HAZARD_HFALLING_H__
+#include "hazard\hfalling.h"
+#endif
+
+#ifndef __GAME_GAME_H__
+#include	"game\game.h"
+#endif
+
+#ifndef	__UTILS_HEADER__
+#include	"utils\utils.h"
+#endif
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcFallingHazard::init()
+{
+	CNpcHazard::init();
+
+	m_movementTimer = 3 * GameState::getOneSecondInFrames();
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcFallingHazard::processMovement( int _frames )
+{
+	s8 groundHeight;
+	s8 yMovement;
+
+	if ( m_movementTimer > 0 )
+	{
+		m_movementTimer -= _frames;
+
+		if ( m_movementTimer <= 0 )
+		{
+			Pos = m_base;
+		}
+		else
+		{
+			Pos.vx = m_base.vx + ( -3 + ( getRnd() % 7 ) );
+			Pos.vy = m_base.vy + ( -3 + ( getRnd() % 7 ) );
+		}
+	}
+	else
+	{
+		yMovement = 3 * _frames;
+
+		groundHeight = m_layerCollision->getHeightFromGround( Pos.vx, Pos.vy, yMovement + 16 );
+
+		if ( groundHeight < yMovement )
+		{
+			// colliding with ground
+
+			Pos.vy += groundHeight;
+
+			m_isActive = false;
+			m_timerActive = true;
+			m_timer = 3 * GameState::getOneSecondInFrames();
+		}
+		else
+		{
+			// drop down
+
+			Pos.vy += yMovement;
+		}
+	}
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcFallingHazard::processTimer( int _frames )
+{
+	m_timer -= _frames;
+
+	if ( m_timer < 0 )
+	{
+		m_timerActive = false;
+		m_isActive = true;
+		Pos = m_base;
+		m_movementTimer = 3 * GameState::getOneSecondInFrames();
+	}
+}

source/hazard/hfalling.h

@@ -0,0 +1,32 @@
+/*=========================================================================
+
+	hfalling.h
+
+	Author:		CRB
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __HAZARD_HFALLING_H__
+#define __HAZARD_HFALLING_H__
+
+#ifndef __HAZARD_HAZARD_H__
+#include "hazard\hazard.h"
+#endif
+
+class CNpcFallingHazard : public CNpcHazard
+{
+public:
+	void				init();
+protected:
+	void				processMovement( int _frames );
+	void				processTimer( int _frames );
+
+	s32					m_movementTimer;
+};
+
+#endif