cormullion

using Luxor, Contour, Images

function geostats(s)
  Δ = s/500 # scale factor, original design was 500units
  circle(O, 245Δ, :clip)
  sethue("white")
  circle(O, 245Δ, :fill)

  # generate contours from image
  pwd()

cormullion

using Luxor, Colors

function main(fname)
    Drawing(600, 600, fname)
    origin()
    circle(O, 290, :clip)
    sethue("white")
    paint()

    colors = [Luxor.julia_blue, Luxor.julia_red, Luxor.julia_green, Luxor.julia_purple]

cormullion

using Luxor, Colors

function hilbert(pointslist::Array{Point, 1},
        start::Point, unitx::Point, unity::Point, depth)
    if depth <= 0
        push!(
            pointslist,
            Point(start.x + (unitx.x + unity.x)/2, start.y + (unitx.y + unity.y)/2))
    else
        hilbert(pointslist, start,

cormullion

using Luxor

"""
makegear(nteeth, s, pos, rot)

nteeth is number of teeth, s is basically radius
pos is center, rot is initial rotation
"""
function makegear(nteeth, s, pos, rot)
    @layer begin

cormullion

using Luxor, ColorSchemes

function maketriangulargrid(dw, dh, gw, gh)
    grid = Point[]
    for x in -dw:gw:dw, y in -dh:gh:dh
        push!(grid, Point(x, y))
    end
    return polytriangulate(grid)
end

cormullion

using Luxor, DSP

# dimensions drawing
const W = 500
const H = 500

const GRIDSQUARESIZE = 10

function drawcellulargrid(a)
    rows, cols = size(a)

cormullion

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cormullion

using Luxor, Colors

function phyllotaxis(L, startrad, N)
    deviation = 5/8
    goldenangle = mod2pi(Base.MathConstants.φ * 2π)
    lgrad = 0.45L
    lgarea = lgrad^2 * π
    meanarea = lgarea/N
    minarea = meanarea * (1 - deviation)
    maxarea = meanarea * (1 + deviation)

cormullion

using Luxor

function drawtag(w, h, pos;
    ratio    = 0.2,
    rotation = 0)
    @layer begin
        translate(pos)
        rotate(rotation)
        shape = box(O + (w/4, 0), w, h, vertices=true)
        # need point middle/left of box

cormullion

using Luxor, Colors

function flame(pos, col, action=:none)
    @layer begin
        translate(pos)
        col == 1 && (mesh1 = mesh(box(O - (0, 100), 200, 260), [
            Colors.RGB(colorant"orange"),
            Colors.RGB(colorant"darkorange"),
            Colors.RGB(colorant"red"),
            Colors.RGB(colorant"firebrick4")]))