source/platform/psbarrel.cpp

@@ -0,0 +1,177 @@
+/*=========================================================================
+
+	psbarrel.h
+
+	Author:		CRB
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __PLATFORM_PSBARREL_H__
+#include "platform\psbarrel.h"
+#endif
+
+#ifndef __GAME_GAME_H__
+#include	"game\game.h"
+#endif
+
+#ifndef __VID_HEADER_
+#include "system\vid.h"
+#endif
+
+#ifndef	__UTILS_HEADER__
+#include	"utils\utils.h"
+#endif
+
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcSteerableBarrelPlatform::postInit()
+{
+	CNpcPlatform::postInit();
+
+	sBBox boundingBox = m_modelGfx->GetBBox();
+	setCollisionSize( ( boundingBox.XMax - boundingBox.XMin ), ( boundingBox.YMax - boundingBox.YMin ) );
+	setCollisionCentreOffset( ( boundingBox.XMax + boundingBox.XMin ) >> 1, ( ( boundingBox.YMax + boundingBox.YMin ) >> 1 ) - 32 );
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcSteerableBarrelPlatform::processMovement( int _frames )
+{
+	s32 maxHeight = 20;
+	s32 fallSpeed = 3;
+	s8 yMovement = fallSpeed * _frames;
+	s32 groundHeight;
+
+	s32 moveX = 0;
+	s32 moveY = 0;
+
+	if ( m_contact )
+	{
+		CPlayer *player = GameScene.getPlayer();
+
+		DVECTOR playerPos = player->getPos();
+
+		s32 playerX = playerPos.vx - this->Pos.vx;
+
+		if ( playerX > 5 )
+		{
+			// roll barrel right
+
+			moveX = m_data[m_type].speed * _frames;
+		}
+		else if ( playerX < -5 )
+		{
+			moveX = -m_data[m_type].speed * _frames;
+		}
+
+		// check for collision
+
+		if ( m_layerCollision->getHeightFromGround( Pos.vx + moveX, Pos.vy ) < -maxHeight )
+		{
+			moveX = 0;
+		}
+
+		if ( moveX > 0 )
+		{
+			m_rotation += 30 * _frames;
+			m_rotation &= 4095;
+		}
+		else if ( moveX < 0 )
+		{
+			m_rotation -= 30 * _frames;
+			m_rotation &= 4095;
+		}
+	}
+
+	// check for vertical movement
+
+	groundHeight = m_layerCollision->getHeightFromGround( Pos.vx + moveX, Pos.vy, yMovement + 16 );
+
+	if ( groundHeight <= yMovement )
+	{
+		// groundHeight <= yMovement indicates either just above ground or on or below ground
+
+		moveY = groundHeight;
+	}
+	else
+	{
+		// fall
+
+		moveY = yMovement;
+	}
+
+	Pos.vx += moveX;
+	Pos.vy += moveY;
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcSteerableBarrelPlatform::render()
+{
+	if ( m_isActive )
+	{
+		CPlatformThing::render();
+
+		// Render
+		DVECTOR renderPos;
+		DVECTOR	offset = CLevel::getCameraPos();
+
+		renderPos.vx = Pos.vx - offset.vx;
+		renderPos.vy = Pos.vy - offset.vy;
+
+		CRECT collisionRect = getCollisionArea();
+		collisionRect.x1 -= Pos.vx;
+		collisionRect.x2 -= Pos.vx;
+		collisionRect.y1 -= Pos.vy;
+		collisionRect.y2 -= Pos.vy;
+
+		if ( renderPos.vx + collisionRect.x2 >= 0 && renderPos.vx + collisionRect.x1 <= VidGetScrW() )
+		{
+			if ( renderPos.vy + collisionRect.y2 >= 0 && renderPos.vy + collisionRect.y1 <= VidGetScrH() )
+			{
+				SVECTOR rotation;
+				rotation.vx = 0;
+				rotation.vy = 0;
+				rotation.vz = m_rotation;
+
+				VECTOR scale;
+				scale.vx = ONE;
+				scale.vy = ONE;
+				scale.vz = ONE;
+
+				m_modelGfx->Render(renderPos,&rotation,&scale);
+
+	#if defined (__USER_paul__) || defined (__USER_charles__)
+		DVECTOR size;
+		DVECTOR	centre;
+		int		halfLength;
+		int		x1,y1,x2,y2;
+
+		centre=getCollisionCentre();
+		size=getCollisionSize();
+		halfLength=size.vx>>1;
+
+		x1=-halfLength*mcos(getCollisionAngle()&4095)>>12;
+		y1=-halfLength*msin(getCollisionAngle()&4095)>>12;
+		x2=+halfLength*mcos(getCollisionAngle()&4095)>>12;
+		y2=+halfLength*msin(getCollisionAngle()&4095)>>12;
+
+		centre.vx-=offset.vx;
+		centre.vy-=offset.vy;
+		x1+=centre.vx;
+		y1+=centre.vy;
+		x2+=centre.vx;
+		y2+=centre.vy;
+
+		DrawLine(x1,y1,x2,y2,0,255,0,0);
+	#endif
+			}
+		}
+	}
+}

source/platform/psbarrel.h

@@ -0,0 +1,32 @@
+/*=========================================================================
+
+	psbarrel.h
+
+	Author:		CRB
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __PLATFORM_PSBARREL_H__
+#define __PLATFORM_PSBARREL_H__
+
+#ifndef __PLATFORM_PLATFORM_H__
+#include "platform\platform.h"
+#endif
+
+class CNpcSteerableBarrelPlatform : public CNpcPlatform
+{
+public:
+	virtual void		postInit();
+	virtual void		render();
+protected:
+	virtual void		processMovement( int _frames );
+
+	s16					m_rotation;
+};
+
+#endif