Control graphics canvas

var p0 = {x: 0, y: 100};
var p1 = {x: 50, y: 100};
var p2 = {x: 50, y: 0};
var p3 = {x: 100, y: 0};

Angle :

Scale X

Scale Y

StartY2

StartY1

SquarifyX

K

Smaller

BIAS P2

BIAS P1