CPhysicsObject *CreatePhysicsSphere( CPhysicsEnvironment *pEnvironment, float radius, int materialIndex, const Vector &position, const QAngle &angles, objectparams_t *pParams, bool isStatic )
{
IVP_U_Quat rotation;
IVP_U_Point pos;
ConvertRotationToIVP( angles, rotation );
ConvertPositionToIVP( position, pos );
IVP_Template_Real_Object objectTemplate;
InitObjectTemplate( objectTemplate, materialIndex, pParams, isStatic );
IVP_Template_Ball ballTemplate;
ballTemplate.radius = ConvertDistanceToIVP( radius );
IVP_Ball *realObject = pEnvironment->GetIVPEnvironment()->create_ball( &ballTemplate, &objectTemplate, &rotation, &pos );
float volume = pParams->volume;
if ( volume <= 0 )
{
volume = 4.0f * radius * radius * radius * M_PI / 3.0f;
}
CPhysicsObject *pObject = new CPhysicsObject();
pObject->Init( realObject, materialIndex, volume, 0, 0, NULL ); //, pParams->dragCoefficient, pParams->dragCoefficient
pObject->SetGameData( pParams->pGameData );
if ( pParams->enableCollisions )
{
pObject->EnableCollisions( true );
}
// drag is not supported on spheres
//pObject->EnableDrag( false );
// no rolling drag by default
pObject->SetRollingDrag( 0 );
return pObject;
}
CPhysicsObject *CreatePhysicsObject( CPhysicsEnvironment *pEnvironment, const CPhysCollide *pCollisionModel, int materialIndex, const Vector &position, const QAngle& angles, objectparams_t *pParams, bool isStatic )
{
IVP_Template_Real_Object objectTemplate;
IVP_U_Quat rotation;
IVP_U_Point pos;
ConvertRotationToIVP( angles, rotation );
ConvertPositionToIVP( position, pos );
InitObjectTemplate( objectTemplate, materialIndex, pParams, isStatic );
IVP_U_Matrix massCenterMatrix;
massCenterMatrix.init();
if ( pParams->massCenterOverride )
{
IVP_U_Point center;
ConvertPositionToIVP( *pParams->massCenterOverride, center );
massCenterMatrix.shift_os( ¢er );
objectTemplate.mass_center_override = &massCenterMatrix;
}
CPhysicsObject *pObject = new CPhysicsObject();
IVP_SurfaceManager *pSurman = CreateSurfaceManager( pCollisionModel, pObject->m_collideType );
BEGIN_IVP_ALLOCATION();
IVP_Polygon *realObject = pEnvironment->GetIVPEnvironment()->create_polygon(pSurman, &objectTemplate, &rotation, &pos);
pObject->Init( realObject, materialIndex, pParams->volume, pParams->dragCoefficient, pParams->dragCoefficient, pParams->massCenterOverride );
pObject->SetGameData( pParams->pGameData );
if ( pParams->enableCollisions )
{
pObject->EnableCollisions( true );
}
if ( !isStatic && pParams->dragCoefficient != 0.0f )
{
pObject->EnableDrag( true );
}
pObject->SetRollingDrag( pParams->rollingDrag );
END_IVP_ALLOCATION();
return pObject;
}
