148 lines
3.6 KiB
Lua
148 lines
3.6 KiB
Lua
----------------------------------------------
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-----Contra III hitbox viewer script SNES-----
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----------------------------------------------
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--Player Colors:
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--Gold = Invuln
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--Blue = Vulnerable
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--Enemy colors:
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--Red = Can be touched and hit with projectiles
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--Green = Can be hit with projectiles but has no collision
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--Yellow = Can touch you, cannot be hit with player projectiles
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--White Axis in middle of box = Box is invulnerable
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local xm
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local ym
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function findbit(p)
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return 2 ^ (p - 1)
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end
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function hasbit(x, p)
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return x % (p + p) >= p
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end
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local function check_offscreen(pos,val)
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if val ~= 0 then
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if val == 1 then
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pos = 255 + pos
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elseif val == 255 then
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pos = 0 -(255 - pos)
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end
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end
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return pos
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end
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local function draw_invuln(x,y,xrad,yrad)
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gui.drawLine(x + (xrad / 2), y, x + (xrad / 2), y + yrad,0xFFFFFFFF)
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gui.drawLine(x, y + (yrad / 2), x + xrad, y + (yrad / 2),0xFFFFFFFF)
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end
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local function Player()
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local pbase = 0x200
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for i = 0,1,1 do
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pbase = pbase + (i * 0x40)
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local x = mainmemory.read_u8(pbase + 6)
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local y = mainmemory.read_u8(pbase + 0x10)
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local x2 = mainmemory.read_u8(pbase + 0x28)
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local y2 = mainmemory.read_u8(pbase + 0x2A)
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local x_offscreen = mainmemory.read_u8(pbase + 0x7)
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local y_offscreen = mainmemory.read_u8(pbase + 0x11)
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local x2_offscreen = mainmemory.read_u8(pbase + 0x29)
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local y2_offscreen = mainmemory.read_u8(pbase + 0x2B)
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local active = mainmemory.read_u8(pbase + 0x16)
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-- Checks if the box went off screen and adjusts
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x = check_offscreen(x,x_offscreen)
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x2 = check_offscreen(x2,x2_offscreen)
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y = check_offscreen(y,y_offscreen)
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y2 = check_offscreen(y2,y2_offscreen)
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if active > 0 then
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if hasbit(active,findbit(2)) == true or mainmemory.read_u16_le(0x1F88 + (i * 0x40)) > 0 then
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gui.drawBox(x,y,x2,y2,0xFFFDD017,0x35FDD017)
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else
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gui.drawBox(x,y,x2,y2,0xFF0000FF,0x350000FF)
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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 Enemies()
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local start = 0x280
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local base = 0
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local oend = 32
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local x
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local x_offscreen
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local y
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local y_offscreen
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local xrad
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local yrad
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local active
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local touch
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local projectile
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local invuln
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local hp
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for i = 0,oend,1 do
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base = start + (i * 0x40)
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active = mainmemory.read_u8(base + 0x16)
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hp = mainmemory.read_s16_le(base + 6)
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if active > 0 then
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touch = hasbit(active,findbit(4))
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projectile = hasbit(active,findbit(5))
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invuln = hasbit(active,findbit(6))
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x = mainmemory.read_u8(base + 0xa)
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x_offscreen = mainmemory.read_u8(base + 0xb)
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y = mainmemory.read_u8(base + 0xe)
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y_offscreen = mainmemory.read_u8(base + 0xf)
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xrad = mainmemory.read_s16_le(base+0x28)
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yrad = mainmemory.read_s16_le(base+0x2A)
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-- Checks if the box went off screen and adjusts
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x = check_offscreen(x,x_offscreen)
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y = check_offscreen(y,y_offscreen)
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if projectile and touch then
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gui.drawBox(x,y,x+ xrad,y+yrad,0xFFFF0000,0x35FF0000)
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elseif projectile then
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gui.drawBox(x,y,x + xrad,y+yrad,0xFF00FF00,0x3500FF00)
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elseif touch then
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gui.drawBox(x,y,x + xrad,y + yrad,0xFFFFFF00,0x35FFFF00)
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end
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if hp > 0 and invuln == false then
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gui.text((x-5) * xm,(y-5) * ym,"HP: " .. hp)
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end
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if invuln then
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draw_invuln(x,y,xrad,yrad)
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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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local stage = mainmemory.read_u8(0x7E0086)
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if stage ~= 2 and stage ~= 5 then
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Player()
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Enemies()
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end
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emu.frameadvance()
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end |