Originally Posted by
littlerinser
Terraria uses Bitwise instructions to encrypt IDs such as Tile IDs, projectile IDs etc etc... This thread is aimed at cheat engine users that are having issues choosing exact projectile or tile IDs. (This 'encryption' is not used on item IDs), to get past this open the calculator on your operating system and select programmer mode, type in what ID you want and it will show what the value equals in HEX, use the HEX value instead of your decimal value and it will work perfectly.
Projectile hack with HEX:
mov [eax+00000080],3E7
mov [eax+000000DC],166 <- HEX value
mov [eax+00000114],1
mov [eax+0000007C],1
jmp return
Projectile hack with decimal (doesn't work):
mov [eax+00000080],3E7
mov [eax+000000DC],358 <- Decimal value
mov [eax+00000114],1
mov [eax+0000007C],1
jmp return