controlPoint

controlPoint

controlPoint(column = NULL, row = NULL, xCoordinate = NULL,
  yCoordinate = NULL, pointInPixel = NULL)

Arguments

column	Column location of the georeferencing point in the grid. See column()
row	Row location of the georeferencing point in the grid. See row()
xCoordinate	X Location of the georeferencing point in the X diminsion of the coordinate system. See xCoordinate()
yCoordinate	Location of the georeferencing point in the Y dimension of the coordinate system. See yCoordinate()
pointInPixel	Location within the pixel of the georeferencing point. See pointInPixel()

Value

a controlPoint list object