Added Ninja Gaiden II collision viewer (LUA).
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ConHuevosGuey
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b991493c97
commit
200916bb8d
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-- Ninja Gaiden II (USA) Collision Box Viewer
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-- Author Pasky
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-- For use with Bizhawk
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local drawn = false -- Used to draw ryu's vulnaribility box only once per frame
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memory.usememorydomain("System Bus")
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function axis(x,y,color,xsize,ysize)
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if xsize == nil then
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xsize = 2
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end
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if ysize == nil then
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ysize = 2
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end
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gui.drawLine(x+xsize,y,x-xsize,y,color)
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gui.drawLine(x,y+ysize,x,y-ysize,color)
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gui.drawLine(x,y,x,y,0xFF000000)
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end
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-- Player attacks
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local function pattack()
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if memory.read_u8(0xCA55) == 0xB9 and memory.read_u8(0xCA56) == 0xF0 and memory.read_u8(0xCA57) == 0x04 then -- Bank check
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local xreg = emu.getregister("X")
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local yreg = emu.getregister("Y")
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-- Sword
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local x = memory.read_u8(0x550 + yreg)
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local y = memory.read_u8(0x580 + yreg) - 0x03
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local xrad = 0x20
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if bit.band(memory.read_u8(0x4F0 + yreg),0x40) == 0x40 then -- check ryu facing direction
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xrad = -0x20
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end
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-- NOTE: The sword has no yradius, using drawBox() with a duplicate y coordinate does not draw a box, drawLine() is used in its place
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gui.drawLine(x,y,x+xrad,y,0xFFFFFFFF) -- Draw sword hitbox (line)
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-- Enemy vuln boxes (green)
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x = memory.read_u8(0x550 + xreg)
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y = memory.read_u8(0x580 + xreg)
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xrad = memory.read_u8(0x610 + xreg)
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local yrad = memory.read_u8(0x628 + xreg)
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gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFF00FF00,0x4000FF00)
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end
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end
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-- Touch collision
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local function collision()
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if memory.read_u8(0xCC33) == 0xB9 and memory.read_u8(0xCC34) == 0x50 and memory.read_u8(0xCC35) == 0x05 then -- Bank check
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local xreg = emu.getregister("X")
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local yreg = emu.getregister("Y")
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local x = memory.read_u8(0x550 + yreg)
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local y = memory.read_u8(0x580 + yreg)
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local xrad = memory.read_u8(0x610 + yreg)
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local yrad = memory.read_u8(0x628 + yreg)
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gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFFFF0000,0x40FF0000)
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-- Player
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if drawn == false then
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local x = memory.read_u8(0x550)
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local y = memory.read_u8(0x580)
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local hp = memory.read_u8(0x80)
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local xrad = 0x06
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local yrad = 0x10
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if bit.band(memory.read_u8(0x520),0x02) == 0x02 then -- Check if ryu is crouching
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yrad = 0x0C
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end
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gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFF0000FF,0x400000FF)
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drawn = true
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end
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end
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end
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-- Subweapons
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local function subweapon()
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if memory.read_u8(0xCB2F) == 0xBD and memory.read_u8(0xCB30) == 0x50 and memory.read_u8(0xCB31) == 0x05 then -- Bank check
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-- sub weapon
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local xreg = emu.getregister("X")
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local yreg = emu.getregister("Y")
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local x = memory.read_u8(0x550 + yreg)
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local y = memory.read_u8(0x580 + yreg)
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local xrad = memory.read_u8(0xC0)
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local yrad = memory.read_u8(0xC0)
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gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFFFFFFFF,0x40FFFFFF)
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-- Enemy vuln (green)
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x = memory.read_u8(0x550 + xreg)
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y = memory.read_u8(0x580 + xreg)
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xrad = memory.read_u8(0x610 + xreg)
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yrad = memory.read_u8(0x628 + xreg)
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gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFF00FF00,0x4000FF00)
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end
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end
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event.onmemoryexecute(collision,0xCC33)
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event.onmemoryexecute(pattack,0xCA55)
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event.onmemoryexecute(subweapon,0xCB2F)
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while true do
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emu.frameadvance()
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drawn = false
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end
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@ -17,19 +17,6 @@ function axis(x,y,color,xsize,ysize)
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gui.drawLine(x,y,x,y,"#000000FF")
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end
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local function player()
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if drawn == false then
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local x = memory.read_u8(0x516)
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local y = memory.read_u8(0x58E)
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local xrad = 0x06
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local yrad = memory.read_u8(0x8C)
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local hp = memory.read_u8(0xA7)
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gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,"#0000FF40","#0000FFFF")
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axis(x,y)
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drawn = true
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end
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end
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local function collision() -- Collision between enemies
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if memory.read_u8(0xA2CA) == 0xBD and memory.read_u8(0xA2CB) == 0x16 and memory.read_u8(0xA2CC) == 0x05 then -- Bank check
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local xreg = emu.getregister("X")
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@ -45,6 +32,16 @@ local function collision() -- Collision between enemies
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if bit.band(invuln,0x02) == 0x02 then
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axis(x,y,0xFFFFFFFF,xrad,yrad)
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end
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-- Player
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if drawn == false then
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x = memory.read_u8(0x516)
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y = memory.read_u8(0x58E)
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xrad = 0x06
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yrad = memory.read_u8(0x8C)
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gui.drawBox(x-xrad,y-yrad,x+xrad,y+yrad,0xFF0000FF,0x400000FF)
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axis(x,y)
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drawn = true
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end
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end
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end
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@ -103,7 +100,6 @@ event.onmemoryexecute(pattack,0xA050)
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event.onmemoryexecute(subweapon,0xA1DB)
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while true do
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player()
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emu.frameadvance()
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drawn = false
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end
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