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Task/Superellipse/Python/superellipse.py

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+# Superellipse drawing in Python 2.7.9
+# pic can see at http://www.imgup.cz/image/712
+
+import matplotlib.pyplot as plt
+from math import sin, cos, pi
+
+def sgn(x):
+	return ((x>0)-(x<0))*1
+
+a,b,n=200,200,2.5 # param n making shape
+na=2/n
+step=100 # accuracy
+piece=(pi*2)/step
+xp=[];yp=[]
+
+t=0
+for t1 in range(step+1):
+	# because sin^n(x) is mathematically the same as (sin(x))^n...
+	x=(abs((cos(t)))**na)*a*sgn(cos(t))
+	y=(abs((sin(t)))**na)*b*sgn(sin(t))
+	xp.append(x);yp.append(y)
+	t+=piece
+
+plt.plot(xp,yp) # plotting all point from array xp, yp
+plt.title("Superellipse with parameter "+str(n))
+plt.show()