AUVec3f GetSpawnPosition( EGameObject type )
{
float width, height;
PerModuleInterface::g_pSystemTable->pGame->GetWindowSize( width, height );
float edgeMargin = 0.05f;
// Spawn WBC in bottom quarter of screen, RBC in middle quarter, and Virus and Infected Cell
// in the top quarter
float min = height * edgeMargin; // from bottom of screen
float max = height * (1 - edgeMargin); // from bottom of screen
if (type == EGO_WBC)
{
max = height * 0.25f;
}
else if (type == EGO_RBC)
{
min = height * 0.375f;
max = height * 0.625f;
}
else
{
min = height * 0.75f;
}
AUVec3f position;
position.SetX( rand() * 1.0f / RAND_MAX * width * (1.0f - edgeMargin * 2) - width * (0.5f - edgeMargin) );
position.SetY( 0.0f );
position.SetZ( rand() * 1.0f / RAND_MAX * (max - min) + min - height * 0.5f);
return position;
}
virtual void UpdateBehavior( float timeDelta )
{
if ( !m_pBBCommon->target_position.IsInfinite() )
{
AUVec3f targetVec = m_pBBCommon->target_position - m_pBBCommon->current_position;
float distSqr = targetVec.MagnitudeSqr();
if ( distSqr < 1.0f )
{
m_pBBCommon->target_position.SetInfinite();
}
}
}
virtual AUVec3f CalculateDesiredPosition( float timeDelta )
{
AUVec3f pos = m_pOwner->GetEntity()->GetPosition();
if ( !m_pBBCommon->target_position.IsInfinite() )
{
AUVec3f targetVec = m_pBBCommon->target_position - m_pBBCommon->current_position;
AUVec3f targetDir = targetVec.GetNormalised();
float dist = std::min( targetVec.Magnitude(), m_pOwner->GetMaxSpeed() * timeDelta );
pos += targetDir * dist;
}
return pos;
}
virtual AUVec3f CalculateDesiredPosition( float timeDelta )
{
AUVec3f pos = m_pOwner->GetEntity()->GetPosition();
IGameObject* pGameObject = 0;
IObjectUtils::GetObject( &pGameObject, m_pBBCommon->enemy_collision_objectid );
if (pGameObject)
{
AUVec3f targetVec = pGameObject->GetEntity()->GetPosition() - m_pBBCommon->current_position;
AUVec3f targetDir = targetVec.GetNormalised();
float dist = std::min( targetVec.Magnitude(), m_pOwner->GetMaxSpeed() * timeDelta );
pos += targetDir * dist;
}
return pos;
}
virtual AUVec3f CalculateDesiredPosition( float timeDelta )
{
AUVec3f pos = m_pOwner->GetEntity()->GetPosition();
AUVec3f targetPos;
if (m_pApproachTarget)
{
targetPos = m_pApproachTarget->GetEntity()->GetPosition();
}
else
{
targetPos = pos + m_PatrolDir * m_pOwner->GetMaxSpeed();
}
AUVec3f targetVec = targetPos - pos;
AUVec3f targetDir = targetVec.GetNormalised();
float dist = std::min( targetVec.Magnitude(), m_pOwner->GetMaxSpeed() * timeDelta );
pos += targetDir * dist;
return pos;
}
virtual void OnEvent( int event_id, const IGUIEvent& event_info )
{
AUVec3f selectPos;
char buff[16];
event_info.GetParameter( "mouse_x", buff, sizeof(buff) );
selectPos.SetX( (float)atof( buff ) );
event_info.GetParameter( "mouse_y", buff, sizeof(buff) );
selectPos.SetY( (float)atof( buff ) );
event_info.GetParameter( "button", buff, sizeof(buff) );
int button = atoi( buff );
AUVec3f worldPos = m_pCameraControl->Unproject( selectPos );
IGameObject* pGameObject = GetSelectedObject( worldPos );
if ( button == 0 ) // left button
{
if ( m_pSelectedObject && pGameObject != m_pSelectedObject )
{
// Deselect currently selected object
m_pSelectedObject->OnDeselect();
m_pSelectedObject = 0;
}
if ( pGameObject )
{
// Select object
pGameObject->OnSelect();
m_pSelectedObject = pGameObject;
}
}
else // right button
{
if ( m_pSelectedObject && pGameObject != m_pSelectedObject )
{
// Set target
m_pSelectedObject->OnPositionRequest( worldPos );
}
}
}
virtual bool IsHeadingToGameBounds( const AUVec3f& position, const AUVec3f& velocity ) const
{
float edgeProportion = (position.x * position.x) / m_fWorldCenteringDist.x +
(position.z * position.z) / m_fWorldCenteringDist.z;
return ( edgeProportion > 0.8f && position.Dot(velocity) > cos( M_PI_4 ) );
}
GameObjectSpawnParams( EGameObject type ) : type(type)
{
spawnPosition.SetInfinite();
}