local tex = love.graphics.newImage("mrmo3x.png")
tex:setFilter("nearest", "nearest")

local function color(layer)
	if layer < 27 then
		return layer / 31 / 2.5, layer / 62 / 2.5, 0.1
	else
		return 0.05, (layer - 27) / 10 + 0.3, 0.05
	end
end

local BIG_BLOCK = love.graphics.newQuad(24 * 9, 24 * 9, 24, 24, tex)

local z = require("zprite").new(tex, 65536)
z._height_scale = 6

for i = 1, 32 do
	for j = 1, 32 do
		local layers = love.math.noise(i * 0.1, j * 0.1) * 20 + 12
		z:put(i * 24, j * 24, BIG_BLOCK, math.floor(layers) + 1, color)
	end
end

local angle = 0

function love.update(dt)
	angle = math.fmod(angle + dt * 1.2, 2 * math.pi)
end

function love.draw()
	z:draw(love.graphics.getWidth() / 2, love.graphics.getHeight() / 2 + 32, angle, 0.6, 0.6, 24 * 32 / 2, 24 * 32 / 2)
end