draw_fn {cursr}

Draw a Function

Description

Calculate the path within a grid of an user-supplied function and print to screen.

Usage

draw_fn(x1, x2, fn, n = 50, text = "x", ...)

Arguments

x1

starting column value of the path

x2

ending column value of the path

fn

function returning row value for a column input

n

number of points along curve to calculate

text

character value drawn at coordinate

...

parameters that are passed to style(), including the foreground color fg, background color bg, and attribute attr

Value

NULL

See Also

Other drawing functions: box_at(), draw_arc(), draw_bezier(), draw_circle(), draw_ellipse(), draw_lerp(), draw_path(), draw_ray(), draw_rect(), draw_shape(), fill_circle(), fill_ellipse(), fill_rect(), fill_shape(), grid_at(), grid_mat(), hline_at(), hline(), vline_at(), vline()

Examples

draw_fn(x1=1, x2=10,
  function(x){sqrt(x)}
)