spits out xy coordinates of points on a circle given its properties

xy.rb

# simple ruby script to spit out x,y coords of points on a circle given properties
require "highline/import"

radius   = Float(ask "radius? ")
originX  = Float(ask "X coord of center? ")
originY  = Float(ask "Y coord of center? ")
minTheta = Float(ask "minTheta (deg)? ") * Math::PI/180
maxTheta = Float(ask "maxTheta (deg)? ") * Math::PI/180
dTheta   = Float(ask "dTheta (rad)? ") * Math::PI/180

theta = minTheta
while theta < maxTheta
  #wrt center of circle
  x = radius*Math.cos(theta)
  y = radius*Math.sin(theta)
  #wrt outside coords
  x += originX
  y += originY
  
  puts "#{x.round} #{y.round}"
  
  theta += dTheta
end