<?xml version="1.0" ?>
<!DOCTYPE bulletml SYSTEM "../barrage.dtd">

<barrage>

<barrageInfo>
 <filename>muaki_3a</filename>
 <group>user</group>
 <title>真アキ発狂（アレンジ版）</title>
 <description>ランク50以下だと別弾幕。大往生スキンでやるのがオススメ。</description>
 <capture>誰か実戦で通用するか試せ。</capture>
</barrageInfo>

<barrageStyles>
 <bulletLanguage name="lua" />
</barrageStyles>

<lua>
<![CDATA[

----------------------------------
-- 汎用
----------------------------------
function getVectorX(dir, speed)
	dir = dir + 64
	return -math.cos(math.pi/128*dir)*speed
end

function getVectorY(dir, speed)
	dir = dir + 64
	return math.sin(math.pi/128*dir)*speed
end

----------------------------------
-- ショット
----------------------------------
function shot(dir, speed, color)
	if(color == 2) then
		fire(dir, speed*rank, "shot2_sub")
	elseif(color == 3) then
		fire(getVectorX(dir, speed*rank), getVectorY(dir, speed*rank), "shot3_sub")
	else
		fire(getVectorX(dir, speed*rank), getVectorY(dir, speed*rank))
	end
	
	return
end

function shot2_sub()
	shot(getSpeedX(), getSpeedY())
	setSpeed(0, 0)
	vanish()
	return
end

function shot3_sub()
end

----------------------------------
-- メイン
----------------------------------

rank = 1

function top()
	local cnt = math.mod(getTurn(), 520)
	
	if(getTurn() < 520*2) then
		if(cnt==0) then
	    	num = math.floor(27 * math.min(1, getRank()*2) + 5)
	    	create_uchu(num)
		end
		
		if(cnt<160) then
			uchu_size = uchu_size-0.65
		elseif(cnt<235) then
			uchu_y = uchu_y + 0.5
			uchu_size = uchu_size-0.266
		elseif(cnt<310) then
			uchu_y = uchu_y + 0.4
		else
			uchu_size = uchu_size+0.75
		end
		
		uchu_rot = uchu_rot-0.805
	end
	
	if(getTurn()==1150) then
		quit()
	end
end

----------------------------------
-- 弾源
----------------------------------
function create_uchu()
	uchu_x = 150
	uchu_y = 120
	uchu_size = 124
	uchu_rot = -0.8
	
	for i=1,num do
		fire(0, 0, "uchu", i)
	end
end

function uchu(id)
	local cnt = getTurn()
	local dir = id*(256/num)+uchu_rot
	setPos(uchu_x+getVectorX(dir, uchu_size), uchu_y+getVectorY(dir, uchu_size/1.5))
	
	if(cnt>30) then
		if(math.mod(cnt, 18)==0) then
			shot(dir, 0.8, 2)
			shot(dir+74.7, 0.8, 2)
			shot(dir-74.7, 0.8, 2)
		end
		if(math.mod(cnt, 18)==9) then
			shot(dir+101.3, 0.8, 2)
			shot(dir-101.3, 0.8, 2)
		end
	end
	
	if(cnt==510) then
		vanish()
	end
end

]]>
</lua>

</barrage>