CDiskBase.h

#ifndef CDiskBase_h__
#define CDiskBase_h__
 
#include "sfh/constants.h"
 
#ifdef FH_VISUALIZATION
#pragma warning(push)
#pragma warning( disable : 4251 )
    #include <Ogre.h>
#pragma warning(pop)
#endif
 
class CDiskBase
{
public:
    inline static double DragForceTangential( double Rho, double Cd, double Ddisk, double Tdisk, double Dcable, double Ampvel, double Vnormal)
    {
        return 1./2. * Rho * Ampvel * Cd    * (Ddisk- Dcable) * Tdisk*Vnormal;
    }
 
    inline static double DragForceNormal( double Rho, double Cd, double Ddisk, double Tdisk, double Dcable, double Ampvel, double Vtangential)
    {
        return 1./8. * Rho * sfh::pi * Ampvel* Cd* Ddisk * (Ddisk- Dcable/sfh::pi)*Vtangential;
    }
 
#ifdef FH_VISUALIZATION
    inline static void CreateOgreDisk(Ogre::SceneManager* SceneManager, Ogre::String DiskName,  Ogre::SceneNode** pNode, Ogre::Entity** pEntity,double Diameter=1, double Thickness=0.1,Ogre::String DiskMaterial="DiffuseSpecular")
    {
        *pNode      = SceneManager->getRootSceneNode()->createChildSceneNode( DiskName + "Node");
        *pEntity    = SceneManager->createEntity( DiskName+"Entity", "fhDisk.mesh" );
        (*pNode)->attachObject( *pEntity );
        (*pNode)->scale(static_cast<Ogre::Real>(Diameter), static_cast<Ogre::Real>(Diameter), static_cast<Ogre::Real>(Thickness) );
        (*pEntity)->setMaterialName(DiskMaterial);  
    }
#endif
 
};
#endif // CDiskBase_h__