random step b

-- random step b -- alexthescott -- 9/17/21

function new_line(x,ori) l={} l.x=x l.y=0 l.p=30+rnd(68) l.gp=30+rnd(68) l.new_p=true l.dif=0 l.gap=32 l.ori=ori

l.update=function(self)
	if self.new_p==true then
		self.dif=(self.gp-self.p)/75
		self.new_p=false
	end
	self.p+=self.dif
end

l.new_h=function(self,p)
	self.new_p=true
	if p==-1 then
		self.gp=20+rnd(88)
	else
		self.gp=p
	end
end

l.draw=function(self)
	local g=self.gap
	if self.ori==1 then
		line(self.x,0,self.x,self.p-g,0)
		line(self.x+1,0,self.x+1,self.p-g,0)
		line(self.x,self.p+g,self.x,128,0)
		line(self.x+1,self.p+g,self.x+1,128,0)
	else
		line(0,self.x,self.p-g,self.x,0)
		line(0,self.x+1,self.p-g,self.x+1,0)
		line(self.p+g,self.x,128,self.x,0)
		line(self.p+g,self.x+1,128,self.x+1,0)
	end
end

return l

end

function burn() for i=1, 1000 do x=rnd(128)\1 y=rnd(128)\1 pc=pget(x,y) if pc==0 then pset(x,y,7) end end end

lines={} size=64 for i=0,size do nl=new_line(i*(128/size),1) add(lines,nl) end

for i=0,size do nl=new_line(i*(128/size),0) add(lines,nl) end

across={}

fc=0

cls() ::♥:: if t()<2 then print("random step b",38,64,7) else burn()

for l in all(lines) do
	l:draw()
	l:update()
end

fc+=1

if fc==75 then
	lines[1]:new_h(-1)
	for i=1,#lines-1 do
		lines[i+1]:new_h(lines[i].p)
	end
	fc=0
end	

end flip() goto ♥