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#64162014237573211 - NES Kero Kero Keroppi 2 position and speed script

Kero Kero Keroppi no Daibouken 2 - Donuts Ike ha Oosawagi! (J) [!].lua
445 downloads
Uploaded 6/20/2020 12:54 PM by dart193 (see all 5)
This script shows position and speed with subpixels nicely. It also highlights when it is possible to move faster than normal and also warns if too much speed is lost.
local AddrXWrap		= 0x0642;
local AddrXScreen	= 0x0658;
local AddrXSub		= 0x062C;
local AddrXSpd		= 0x06C6;
local AddrXSpdSub	= 0x06B0;
local AddrY			= 0x0684;
local AddrYSub		= 0x066E;
local AddrYSpd		= 0x06F2;
local AddrYSpdSub	= 0x06DC;

while true do
	emu.frameadvance();
	--Position
	XWrap=memory.readbyte(AddrXWrap);
	XScreen=memory.readbyte(AddrXScreen);
	X=XScreen*256+XWrap;
	X=string.format("%04u",X);
	XSub=memory.readbyte(AddrXSub);
	XSub=string.format("%03u",XSub);
	
	if XWrap>=0x20 and XWrap<0x80 then
		BoostColor="green";
	else
		BoostColor="red";
	end;
	
	Y=memory.readbyte(AddrY);
	Y=string.format("%03u",Y);
	YSub=memory.readbyte(AddrYSub);
	YSub=string.format("%03u",YSub);
	XWrap=string.format("%02x",XWrap);
	gui.text(1,9,X.."."..XSub,"white",0);
	gui.text(50,9,Y.."."..YSub,"white",0);
	gui.text(1,33,XWrap,BoostColor,0);
	
	--Speed
	XSpd=memory.readbytesigned(AddrXSpd);
	if XSpd>=0 then
		XSpdTextX=19;
	else
		XSpdTextX=14;
	end;
	XSpdSub=memory.readbyte(AddrXSpdSub);
	if XSpd<0 then
		XSpdSub=256-XSpdSub;
		if XSpdSub~=0 then
			XSpd=XSpd+1;
		end;
		if XSpd==0 then
			XSpd="-"..YSpd;
		end;
	end;
	XSpdSub=string.format("%03u",XSpdSub);
	if XSpd==0 then
		XSpdColor="red"
	else
		XSpdColor="white"
	end;
	
	YSpd=memory.readbytesigned(AddrYSpd);
	if YSpd>=0 then
		YSpdTextX=62;
	else
		YSpdTextX=57;
	end;
	YSpdSub=memory.readbyte(AddrYSpdSub);
	if YSpd<0 then
		YSpdSub=256-YSpdSub;
		if YSpdSub~=0 then
			YSpd=YSpd+1;
		end;
		if YSpd==0 then
			YSpd="-"..YSpd;
		end;
	end;
	YSpdSub=string.format("%03u",YSpdSub);
	gui.text(XSpdTextX,17,XSpd.."."..XSpdSub,XSpdColor,0);
	gui.text(YSpdTextX,17,YSpd.."."..YSpdSub,"white",0);
end