BB exchange PC
From Unofficial QEdit Wiki Guide
This opcode is used to remove 1 photon crystal from a players inventory.
Note 1: This opcode only works in one person mode.
Note 2: This opcode disables all drops for the quest.
100: leti R1, 00000000 //Makes register 1 = 00000000. this is unknown as to why it is needed but it is needed to make the get_stackable_item_count work. leti R2, 00000003 //Makes register 2 = 00000003. Used for pc hex value byte. leti R3, 00000010 //Makes register 3 = 00000010. Used for pc hex value byte. leti R4, 00000002 //Makes register 4 = 00000002. Used for pc hex value byte. get_stackable_item_count R1, R5 //Stores the current number of items in the stack defined above in registers 2,3,and 4 in Register 5. In short it tells register 5 how many photon crystals the player is currently holding. So you can use Register 5's value to make sure that the player is holding a photon crystal in their inventory and how many of photon crystals they have currently. jmpi_= R5, 00000000, 101 //If register 5 = 00000000 then jump to function 101. window_msg I will take away 1 Photon crystal now. //Displays a window message. winend //Closes a window message. BB_exchange_PC //Removes 1 photon crystal from the players inventory. ret 101: window_msg Error. You do not have a photon crystal.//Displays a window message. winend //Closes a window message. ret