/**
 * The four easings coordinates for each easing.
 */
 $easings-coordinates: (
  'in-sine': ('x1': .47, 'y1': 0, 'x2': .745, 'y2': .715),
  'out-sine': ('x1': .39, 'y1': .575, 'x2': .565, 'y2': 1),
  'in-out-sine': ('x1': .445, 'y1': .05, 'x2': .55, 'y2': .95),

  'in-quad': ('x1': .55, 'y1': .085, 'x2': .68, 'y2': .53),
  'out-quad': ('x1': .25, 'y1': .46, 'x2': .45, 'y2': .94),
  'in-out-quad': ('x1': .455, 'y1': .03, 'x2': .515, 'y2': .955),

  'in-cubic': ('x1': .55, 'y1': .055, 'x2': .675, 'y2': .19),
  'out-cubic': ('x1': .215, 'y1': .61, 'x2': .355, 'y2': 1),
  'in-out-cubic': ('x1': .645, 'y1': .045, 'x2': .355, 'y2': 1),

  'in-quart': ('x1': .895, 'y1': .03, 'x2': .685, 'y2': .22),
  'out-quart': ('x1': .165, 'y1': .84, 'x2': .44, 'y2': 1),
  'in-out-quart': ('x1': .77, 'y1': 0, 'x2': .175, 'y2': 1),

  'in-quint': ('x1': .755, 'y1': .05, 'x2': .855, 'y2': .06),
  'out-quint': ('x1': .23, 'y1': 1, 'x2': .32, 'y2': 1),
  'in-out-quint': ('x1': .86, 'y1': 0, 'x2': .07, 'y2': 1),

  'in-expo': ('x1': .95, 'y1': .05, 'x2': .795, 'y2': .035),
  'out-expo': ('x1': .19, 'y1': 1, 'x2': .22, 'y2': 1),
  'in-out-expo': ('x1': 1, 'y1': 0, 'x2': 0, 'y2': 1),

  'in-circ': ('x1': .6, 'y1': .04, 'x2': .98, 'y2': .335),
  'out-circ': ('x1': .075, 'y1': .82, 'x2': .165, 'y2': 1),
  'in-out-circ': ('x1': .785, 'y1': .135, 'x2': .15, 'y2': .86),

  'in-back': ('x1': .6, 'y1': -.28, 'x2': .735, 'y2': .045),
  'out-back': ('x1': .175, 'y1': .885, 'x2': .32, 'y2': 1.275),
  'in-out-back': ('x1': .68, 'y1': -.55, 'x2': .265, 'y2': 1.55),
);