SBSPSS/source/platform/psbarrel.cpp

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/*=========================================================================
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
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcSteerableBarrelPlatform::postInit()
{
CNpcPlatform::postInit();
m_currentSpeed = 0;
m_moveXHighRes = 0;
}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcSteerableBarrelPlatform::processMovement( int _frames )
{
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s32 maxHeight = 8;
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s32 fallSpeed = 3;
s8 yMovement = fallSpeed * _frames;
s32 groundHeight;
s32 moveX = 0;
s32 moveY = 0;
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CPlayer *player = GameScene.getPlayer();
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if ( m_contact )
{
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player->setReverseCameraMovement(true);
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DVECTOR const &playerPos = player->getPos();
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s32 playerMovement = player->getMovement();
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if ( !playerMovement )
{
playerMovement = player->getMoveLeftRight();
}
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m_currentSpeed = -playerMovement;
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}
else
{
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m_currentSpeed = 0;
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}
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moveX = m_currentSpeed;
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if ( m_currentSpeed )
{
if(m_soundId==NOT_PLAYING)
{
m_soundId=CSoundMediator::playSfx(CSoundMediator::SFX_ROLLING_BARREL,true);
}
}
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else
{
if( m_soundId != NOT_PLAYING )
{
CSoundMediator::stopAndUnlockSfx( (xmPlayingId) m_soundId );
m_soundId = NOT_PLAYING;
}
}
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m_rotation += ( m_currentSpeed * 30 * _frames ) >> 2;
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m_rotation &= 4095;
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if ( m_contact )
{
DVECTOR shove;
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shove.vx = moveX;
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shove.vy = 0;
player->shove(shove);
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}
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// check for collision
if ( moveX )
{
int remainder = abs( moveX );
int sign = moveX / abs( moveX );
int testX = 0;
while ( remainder )
{
if ( remainder > 16 )
{
remainder -= 16;
testX += 16 * sign;
}
else
{
testX += remainder * sign;
remainder = 0;
}
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if ( CGameScene::getCollision()->getHeightFromGround( Pos.vx + testX + ( sign * 32 ), Pos.vy ) < -maxHeight )
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{
moveX = 0;
m_currentSpeed = 0;
}
}
}
/*if ( CGameScene::getCollision()->getHeightFromGround( Pos.vx + moveX, Pos.vy ) < -maxHeight )
{
moveX = 0;
m_currentSpeed = 0;
}*/
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// check for vertical movement
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groundHeight = CGameScene::getCollision()->getHeightFromGround( Pos.vx + moveX, Pos.vy, yMovement + 16 );
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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;
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s32 minX, maxX;
m_npcPath.getPathXExtents( &minX, &maxX );
if ( minX != maxX )
{
if ( Pos.vx < minX )
{
Pos.vx = minX;
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m_currentSpeed = 0;
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}
else if ( Pos.vx > maxX )
{
Pos.vx = maxX;
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m_currentSpeed = 0;
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}
}
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}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcSteerableBarrelPlatform::render()
{
if ( m_isActive )
{
CPlatformThing::render();
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if (canRender())
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{
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DVECTOR &renderPos=getRenderPos();
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DVECTOR const &offset = CLevel::getCameraPos();
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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);
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}
}
}
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void CNpcSteerableBarrelPlatform::collidedWith( CThing *_thisThing )
{
switch(_thisThing->getThingType())
{
case TYPE_PLAYER:
{
CPlayer *player;
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// DVECTOR playerPos;
// CRECT collisionArea;
// CRECT playerCollisionArea;
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// Only interested in SBs feet colliding with the box (pkg)
player=(CPlayer*)_thisThing;
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DVECTOR const &playerPos=player->getPos();
CRECT const &playerCollisionArea = player->getCollisionArea();
CRECT const &collisionArea=getCollisionArea();
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//if( playerPos.vx >= collisionArea.x1 && playerPos.vx <= collisionArea.x2 )
if( playerCollisionArea.x2 >= collisionArea.x1 && playerCollisionArea.x1 <= collisionArea.x2 )
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{
if ( checkCollisionDelta( _thisThing, 0, collisionArea ) )
{
player->setPlatform( this );
m_contact = true;
}
else
{
if( playerPos.vy >= collisionArea.y1 && playerPos.vy <= collisionArea.y2 )
{
int height = getHeightFromPlatformAtPosition( playerPos.vx, playerPos.vy );
if ( height >= 0 && height < 1 )
{
player->setPlatform( this );
m_contact = true;
}
}
}
}
break;
}
case TYPE_NPC:
case TYPE_HAZARD:
break;
default:
ASSERT(0);
break;
}
}