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alexbevi
GitHub Repository: alexbevi/BizHawk
 Path: blob/master/Assets/Lua/SNES/Megaman X2.lua
2 views
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--Author Pasky13

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---------------

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----GLOBALS----

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---------------

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local pbase = 0x9D8

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local px = pbase +0x5

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local py = pbase +0x8

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local cx = 0x1E5D

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local cy = 0x1E60

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local xm

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local ym

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---------------

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----TOGGLES----

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---------------

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local draw_megaman = true

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local draw_enemies = true

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local draw_hpvalues = true

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local draw_projectiles = true

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memory.usememorydomain("CARTROM")

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local function megaman()

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	local camx = mainmemory.read_u16_le(cx)

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	local camy = mainmemory.read_u16_le(cy)

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	local x = mainmemory.read_u16_le(px) - camx

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	local y = mainmemory.read_u16_le(py) - camy

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	local facing = mainmemory.read_u8(pbase + 0x11)

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	local boxpointer = mainmemory.read_u16_le(pbase + 0x20) + 0x28000

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	local xoff = memory.read_s8(boxpointer + 0)

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	local yoff = memory.read_s8(boxpointer + 1)

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	local xrad = memory.read_u8(boxpointer + 2)

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	local yrad = memory.read_u8(boxpointer + 3)

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	if facing > 0x45 then

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		xoff = xoff * -1

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	end

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	gui.drawBox(x + xoff +xrad,y + yoff + yrad, x + xoff - xrad, y + yoff - yrad,0xFF0000FF,0x400000FF)

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end

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local function enemies()

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	local x 

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	local xoff

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	local xrad

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	local y

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	local yoff

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	local yrad

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	local camx = mainmemory.read_u16_le(cx)

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	local camy = mainmemory.read_u16_le(cy)

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	local base

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	local boxpointer

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	local facing

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	local fill

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	local outl

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	local start = 0xD18

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	local oend = 31

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	for i = 0, oend,1 do

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		base = start + (i * 0x40)

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		if i == 0 then

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			base = start

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		end

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		if mainmemory.read_u8(base) ~= 0 and mainmemory.read_u8(base + 0x27) ~= 128 then

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			if i > 14 and i < 25 then

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				if draw_projectiles == true then

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					fill = 0x40FFFFFF

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					outl = 0xFFFFFFFF

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				else

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					fill = 0x00000000

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					outl = 0x00000000

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				end

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			else

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				fill = 0x40FF0000

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				outl = 0xFFFF0000

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			end	

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			if i > 24 then

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				fill = 0x40FFFF00

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				outl = 0xFFFFFF00

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			end

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			facing = mainmemory.read_u8(base + 0x11)

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			x = mainmemory.read_u16_le(base + 5) - camx

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			y = mainmemory.read_u16_le(base + 8) - camy

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			boxpointer = mainmemory.read_u16_le(base +0x20) + 0x28000

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			xoff = memory.read_s8(boxpointer + 0)

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			yoff = memory.read_s8(boxpointer + 1)

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			xrad = memory.read_u8(boxpointer + 2)

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			yrad = memory.read_u8(boxpointer + 3)

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		if facing > 0x45 then

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				xoff = xoff * -1

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		end

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		--gui.text(x,y,string.format("%X",base))  -- Debug

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		gui.drawBox(x + xoff +xrad,y + yoff + yrad, x + xoff - xrad, y + yoff - yrad,outl, fill)	

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			if draw_hpvalues == true and mainmemory.read_u8(base+0x27) > 0 and mainmemory.read_u8(base+0x27) ~= 128 then

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				if i < 15 or i > 20 then

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					gui.text((x-5) * xm,(y-5) * ym,"HP: " .. mainmemory.read_u8(base+0x27))

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				end

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			end

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		end

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	end

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end

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local function scaler()

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	xm = client.screenwidth() / 256

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	ym = client.screenheight() / 224

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end

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while true do

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	scaler()

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	if draw_megaman == true then

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		megaman()

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	end

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	if draw_enemies == true then

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		enemies()

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	end

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	emu.frameadvance()

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end

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