Method: CoordinateSystem#crosshairs

Defined in:
lib/coordinate_system.rb

#crosshairs(p) ⇒ Object 



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# File 'lib/coordinate_system.rb', line 93

def crosshairs(p)
	crosshair_x_p1 = (@x_basis_vector*CROSSHAIR_SCALE) + standard_basis(p)
	crosshair_x_p2 = (@x_basis_vector*(-CROSSHAIR_SCALE)) + standard_basis(p)
	crosshair_y_p1 = (@y_basis_vector*CROSSHAIR_SCALE) + standard_basis(p)
	crosshair_y_p2 = (@y_basis_vector*(-CROSSHAIR_SCALE)) + standard_basis(p)
	[{:from => crosshair_x_p1, :to => crosshair_x_p2}, {:from => crosshair_y_p1, :to => crosshair_y_p2}]
end