curve()



Source Code:

size(100,100,P3D);
noFill();
stroke(255, 102, 0);
curve(5, 26, 0, 5, 26, 0, 73, 24, 0, 73, 61, 0);
stroke(0); 
curve(5, 26, 0, 73, 24, 0, 73, 61, 0, 15, 65, 0); 
stroke(255, 102, 0);
curve(73, 24, 0, 73, 61, 0, 15, 65, 0, 15, 65, 0);