public void add(OMGrid grid){
  add(OMGraphicUtil.createShape3D(grid,0,proj));
}

public void add ( OMGrid grid ) { add ( OMGraphicUtil . createShape3D ( grid , 0 , proj ) ) ; }
callback method for om3dgraphichandlers , to add an omgrid object to the scene . for now , the values of the omgrid correspond to the height of the values in the grid . the heights should be relative to the 3d scene , in relation to the openmap projection ( screen x / y coordinates of the openmap projection have a direct relationship with the x / z axis of the 3d scene ) .
