/// ------------------------------------------------ //
/// [4/18/2014 jianglei.kinly]
/// 扇形
/// ------------------------------------------------ //
xObjectSet XGameMap::CaptureObjectBySector( const XVector3& vCenter, const XVector3& vDir, xgc_uint32 dwRadius, xgc_uint16 wAngle, const std::function< xgc_bool( xObject ) > &fnFilter/* = xgc_nullptr*/ )
{
// 计算旋转向量
XVector3 vRotate = vDir.RotateZ( DEG2RAD( wAngle / 2 ) );
xgc_real32 fDotValue = vDir.DotProduct( vRotate );
auto fn = [&]( xObject hObject )->xgc_bool {
if( xgc_nullptr == fnFilter || fnFilter( hObject ) )
{
XGameObject* pObj = ObjectCast<XGameObject>( hObject );
XGC_ASSERT_RETURN( pObj, false );
XVector3 vDistance = pObj->GetPosition() - vCenter;
if( vDistance.SqurLength() > dwRadius * dwRadius * 1.0f )
return false;
if( vDir.DotProduct( vDistance ) < fDotValue )
return false;
return true;
}
return false;
};
iRect rc(
WorldToArea( vCenter.x - dwRadius, vCenter.y - dwRadius ),
WorldToArea( vCenter.x + dwRadius, vCenter.y + dwRadius ) );
return FetchObject( rc, fn );
}
//---------------------------------------------------//
// [8/5/2009 Albert]
// Description: 移动定时器
//---------------------------------------------------//
bool CDynamicObject::UpdateTimer( unsigned int handle, unsigned short& repeat, unsigned int& timer )
{
repeat = 1;
timer = TIMER_SECONDS(1.0f);
// 先移动到当前所在的位置.
CGameMap* pScene = static_cast< CGameMap* >( CXObjectPool::GetInstance().GetObj( GetParent(), TypeGameMap ) );
if( pScene )
{
if( pScene->DynamicMoveTo( this, m_vNextPosition, false ) )
{
//CLogger::GetInstance(_T("Log"))->WriteLog( _T("角色[%08x]移动到路点[%f,%f,%f]")
// , GetObjID()
// , m_vNextPosition[0], m_vNextPosition[1], m_vNextPosition[2] );
OnStep( m_vNextPosition );
}
else
{
OnArrived( m_vNextPosition );
return true;
}
}
else
{
m_hUpdateTimer = INVALID_TIMER_HANDLE;
return true;
}
// 计算下一个点
if( m_PointList.empty() )
{
m_hUpdateTimer = INVALID_TIMER_HANDLE;
OnArrived( m_vNextPosition );
return true;
}
const PathPoint& target = m_PointList.front();
XVector3 Vec = target.vPosition - m_vNextPosition;
float distance = Vec.SqurLength();
float fSpeed = target.fSpeed;
if( distance < fSpeed*fSpeed )
{
// 当前坐标到目标点的距离小于速度值
m_vNextPosition = target.vPosition;
float t = XMath::Sqrt( distance )/fSpeed;
timer = TIMER_SECONDS(t);
m_PointList.pop_front();
}
else
{
Vec.NormalizeFast();
Vec *= fSpeed;
m_vNextPosition += Vec;
}
return false;
}
