Draws a cubic Bezier curve on the screen.
:x1 - The x-coordinate of the first anchor point (number)
:y1 - The y-coordinate of the first anchor point (number)
:x2 - The x-coordinate of the first control point (number)
:y2 - The y-coordinate of the first control point (number)
:x3 - The x-coordinate of the second control point (number)
:y3 - The y-coordinate of the second control point (number)
:x4 - The x-coordinate of the second anchor point (number)
:y4 - The y-coordinate of the second anchor point (number)
:z1 - The z-coordinate of the first anchor point (number)
:z2 - The z-coordinate of the first control point (number)
:z3 - The z-coordinate of the second anchor point (number)
:z4 - The z-coordinate of the second control point (number)
[:stroke
{:colors [0 0 0]}
[:bezier
{:x1 85, :y1 20, :x2 10, :y2 10, :x3 90, :y3 90, :x4 15, :y4 80}]]