100 lines
3.1 KiB
Lua
100 lines
3.1 KiB
Lua
-- Ninja Gaiden II (USA) Collision Box Viewer
|
|
-- Author Pasky
|
|
-- For use with Bizhawk
|
|
|
|
local drawn = false -- Used to draw ryu's vulnaribility box only once per frame
|
|
memory.usememorydomain("System Bus")
|
|
|
|
function axis(x,y,color,xsize,ysize)
|
|
if xsize == nil then
|
|
xsize = 2
|
|
end
|
|
if ysize == nil then
|
|
ysize = 2
|
|
end
|
|
gui.drawLine(x+xsize,y,x-xsize,y,color)
|
|
gui.drawLine(x,y+ysize,x,y-ysize,color)
|
|
gui.drawLine(x,y,x,y,0xFF000000)
|
|
end
|
|
|
|
-- Player attacks
|
|
|
|
local function pattack()
|
|
if memory.read_u8(0xCA55) == 0xB9 and memory.read_u8(0xCA56) == 0xF0 and memory.read_u8(0xCA57) == 0x04 then -- Bank check
|
|
local xreg = emu.getregister("X")
|
|
local yreg = emu.getregister("Y")
|
|
-- Sword
|
|
local x = memory.read_u8(0x550 + yreg)
|
|
local y = memory.read_u8(0x580 + yreg) - 0x03
|
|
local xrad = 0x20
|
|
if bit.band(memory.read_u8(0x4F0 + yreg),0x40) == 0x40 then -- check ryu facing direction
|
|
xrad = -0x20
|
|
end
|
|
-- NOTE: The sword has no yradius, using drawBox() with a duplicate y coordinate does not draw a box, drawLine() is used in its place
|
|
gui.drawLine(x,y,x+xrad,y,0xFFFFFFFF) -- Draw sword hitbox (line)
|
|
|
|
-- Enemy vuln boxes (green)
|
|
x = memory.read_u8(0x550 + xreg)
|
|
y = memory.read_u8(0x580 + xreg)
|
|
xrad = memory.read_u8(0x610 + xreg)
|
|
local yrad = memory.read_u8(0x628 + xreg)
|
|
gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFF00FF00,0x4000FF00)
|
|
end
|
|
end
|
|
|
|
-- Touch collision
|
|
local function collision()
|
|
if memory.read_u8(0xCC33) == 0xB9 and memory.read_u8(0xCC34) == 0x50 and memory.read_u8(0xCC35) == 0x05 then -- Bank check
|
|
local xreg = emu.getregister("X")
|
|
local yreg = emu.getregister("Y")
|
|
local x = memory.read_u8(0x550 + yreg)
|
|
local y = memory.read_u8(0x580 + yreg)
|
|
local xrad = memory.read_u8(0x610 + yreg)
|
|
local yrad = memory.read_u8(0x628 + yreg)
|
|
gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFFFF0000,0x40FF0000)
|
|
|
|
-- Player
|
|
if drawn == false then
|
|
local x = memory.read_u8(0x550)
|
|
local y = memory.read_u8(0x580)
|
|
local hp = memory.read_u8(0x80)
|
|
local xrad = 0x06
|
|
local yrad = 0x10
|
|
if bit.band(memory.read_u8(0x520),0x02) == 0x02 then -- Check if ryu is crouching
|
|
yrad = 0x0C
|
|
end
|
|
gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFF0000FF,0x400000FF)
|
|
drawn = true
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Subweapons
|
|
local function subweapon()
|
|
if memory.read_u8(0xCB2F) == 0xBD and memory.read_u8(0xCB30) == 0x50 and memory.read_u8(0xCB31) == 0x05 then -- Bank check
|
|
-- sub weapon
|
|
local xreg = emu.getregister("X")
|
|
local yreg = emu.getregister("Y")
|
|
local x = memory.read_u8(0x550 + yreg)
|
|
local y = memory.read_u8(0x580 + yreg)
|
|
local xrad = memory.read_u8(0xC0)
|
|
local yrad = memory.read_u8(0xC0)
|
|
gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFFFFFFFF,0x40FFFFFF)
|
|
|
|
-- Enemy vuln (green)
|
|
x = memory.read_u8(0x550 + xreg)
|
|
y = memory.read_u8(0x580 + xreg)
|
|
xrad = memory.read_u8(0x610 + xreg)
|
|
yrad = memory.read_u8(0x628 + xreg)
|
|
gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFF00FF00,0x4000FF00)
|
|
end
|
|
end
|
|
|
|
event.onmemoryexecute(collision,0xCC33)
|
|
event.onmemoryexecute(pattack,0xCA55)
|
|
event.onmemoryexecute(subweapon,0xCB2F)
|
|
|
|
while true do
|
|
emu.frameadvance()
|
|
drawn = false
|
|
end |