QModelIndex cast( NifModel * nif, const QModelIndex & index )
{
QModelIndex iData = getShapeData( nif, index );
QVector<Vector3> verts = nif->getArray<Vector3>( iData, "Vertices" );
QVector<Triangle> triangles;
QModelIndex iPoints = nif->getIndex( iData, "Points" );
if ( iPoints.isValid() )
{
QList< QVector< quint16 > > strips;
for ( int r = 0; r < nif->rowCount( iPoints ); r++ )
strips.append( nif->getArray<quint16>( iPoints.child( r, 0 ) ) );
triangles = triangulate( strips );
}
else
{
triangles = nif->getArray<Triangle>( iData, "Triangles" );
}
QVector<Vector3> norms( verts.count() );
foreach ( Triangle tri, triangles )
{
Vector3 a = verts[ tri[0] ];
Vector3 b = verts[ tri[1] ];
Vector3 c = verts[ tri[2] ];
Vector3 fn = Vector3::crossproduct( b - a, c - a );
norms[ tri[0] ] += fn;
norms[ tri[1] ] += fn;
norms[ tri[2] ] += fn;
}
void btParticlesDynamicsWorld::initDeviceData()
{
getShapeData();
}
bool isApplicable( const NifModel * nif, const QModelIndex & index )
{
return getShapeData( nif, index ).isValid();
}
