processing + propane sketch

0511_map_with_the_map_function.rb

/usr/bin/env jruby
# frozen_string_literal: false
require 'propane'

# map with the map function  
# propane graffiti by 8mana
# based on code by Casey Reas and Ben Fry

class MapFunction < Propane::App
  def settings
    size 240, 120
  end

  def setup
    sketch_title 'map values to a range'
    strokeWeight 12
  end

  def draw
    background 204
    stroke 255
    line 120, 60, mouseX, mouseY
    stroke 0
    mx = p5map mouseX, 0, width, 60, 180
    line 120, 60, mx, mouseY
  end
end

MapFunction.new