rem: OSGMatrix m;
add: Matrix m;
context: display(void){	float t = glutGet( GLUT_ELAPSED_TIME );	glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );	state1->activate();	glCallList( dlid );	OSGMatrix m;	m.setTranslate( cos(t/1000), 0, sin(t/1000) );	tchunk2->setMatrix( m );	state2->changeFrom( state1 );	glCallList( dlid );	state2->deactivate();	glutSwapBuffers();}