Draws a curved line on the screen between two points,
given as the middle four parameters.
:x1 - The x-coordinate of the beginning control point (number)
:y1 - The y-coordinate of the beginning control point (number)
:x2 - The x-coordinate of the first point (number)
:y2 - The y-coordinate of the first point (number)
:x3 - The x-coordinate of the second point (number)
:y3 - The y-coordinate of the second point (number)
:x4 - The x-coordinate of the ending control point (number)
:y4 - The y-coordinate of the ending control point (number)
:z1 - The z-coordinate of the beginning control point (number)
:z2 - The z-coordinate of the first point (number)
:z3 - The z-coordinate of the second point (number)
:z4 - The z-coordinate of the ending control point (number)
[:stroke
{:colors [255 102 0]}
[:curve
{:x1 5, :y1 26, :x2 5, :y2 26, :x3 73, :y3 24, :x4 73, :y4 180}]]