146 lines
2.6 KiB
C++
146 lines
2.6 KiB
C++
/*=========================================================================
|
|
|
|
pseesaw.cpp
|
|
|
|
Author: CRB
|
|
Created:
|
|
Project: Spongebob
|
|
Purpose:
|
|
|
|
Copyright (c) 2001 Climax Development Ltd
|
|
|
|
===========================================================================*/
|
|
|
|
#ifndef __PLATFORM_PSEESAW_H__
|
|
#include "platform\pseesaw.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 CNpcSeesawPlatform::postInit()
|
|
{
|
|
CNpcPlatform::postInit();
|
|
|
|
m_angularVelocity = 0;
|
|
m_currentAngle = 0;
|
|
}
|
|
|
|
void CNpcSeesawPlatform::processMovement( int _frames )
|
|
{
|
|
s32 forceActing = 0;
|
|
|
|
if ( m_contact )
|
|
{
|
|
// find if user is to left or right of platform centre
|
|
|
|
CPlayer *player = GameScene.getPlayer();
|
|
|
|
DVECTOR const &playerPos = player->getPos();
|
|
|
|
s32 distX = playerPos.vx - this->Pos.vx;
|
|
|
|
if ( distX > 0 )
|
|
{
|
|
forceActing = 64 * _frames;
|
|
|
|
m_angularVelocity += forceActing;
|
|
}
|
|
else if ( distX < 0 )
|
|
{
|
|
forceActing = -64 * _frames;
|
|
|
|
m_angularVelocity += forceActing;
|
|
}
|
|
}
|
|
|
|
if ( !forceActing && m_angularVelocity )
|
|
{
|
|
// reduce velocity until 0
|
|
|
|
s32 m_angularResistance = -( 64 * _frames * m_angularVelocity ) / abs( m_angularVelocity );
|
|
|
|
if ( m_angularResistance < -m_angularVelocity )
|
|
{
|
|
m_angularResistance = -m_angularVelocity;
|
|
}
|
|
else if ( m_angularResistance > m_angularVelocity )
|
|
{
|
|
m_angularResistance = m_angularVelocity;
|
|
}
|
|
|
|
m_angularVelocity += m_angularResistance;
|
|
}
|
|
|
|
if ( m_angularVelocity > ( 20 << 8 ) )
|
|
{
|
|
m_angularVelocity = 20 << 8;
|
|
}
|
|
else if ( m_angularVelocity < -( 20 << 8 ) )
|
|
{
|
|
m_angularVelocity = -( 20 << 8 );
|
|
}
|
|
|
|
s32 newAngle = m_currentAngle + m_angularVelocity;
|
|
|
|
if ( newAngle > ( 340 << 8 ) )
|
|
{
|
|
newAngle = 340 << 8;
|
|
m_angularVelocity = 0;
|
|
}
|
|
else if ( newAngle < -( 340 << 8 ) )
|
|
{
|
|
newAngle = -( 340 << 8 );
|
|
m_angularVelocity = 0;
|
|
}
|
|
|
|
if ( m_currentAngle != newAngle )
|
|
{
|
|
m_currentAngle = newAngle;
|
|
|
|
if ( m_soundId == NOT_PLAYING )
|
|
{
|
|
m_soundId = (int) CSoundMediator::playSfx( CSoundMediator::SFX_WORLD_OBJECT__SEESAW, true );
|
|
}
|
|
}
|
|
|
|
setCollisionAngle( newAngle >> 8 );
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void CNpcSeesawPlatform::render()
|
|
{
|
|
if ( m_isActive )
|
|
{
|
|
CPlatformThing::render();
|
|
|
|
if (canRender())
|
|
{
|
|
DVECTOR &renderPos=getRenderPos();
|
|
SVECTOR rotation;
|
|
|
|
rotation.vx = 0;
|
|
rotation.vy = 0;
|
|
rotation.vz = getCollisionAngle();
|
|
|
|
VECTOR scale;
|
|
scale.vx = ONE;
|
|
scale.vy = ONE;
|
|
scale.vz = ONE;
|
|
|
|
m_modelGfx->Render(renderPos,&rotation,&scale);
|
|
}
|
|
}
|
|
}
|