0,0
0.0859375,0.9166667
0.2539063,-0.875
0.4179688,0.875
0.5859375,-0.9166667
0.7539063,0.875
0.8671875,-0.3333333
0.8984375,-0.6666667
0.9179688,-0.875
0.9257813,-0.7916667
0.9453125,-0.5833333
1,0