Market: ITEM

       Name: ITEM                                                    [Show more]
       Type: Macro
   Category: Market
    Summary: Macro definition for the market prices table
  Deep dive: Market item prices and availability
    Context: See this macro in context in the source code
 References: This macro is used as follows:
             * QQ23 uses ITEM


 The following macro is used to build the market prices table:

   ITEM price, factor, units, quantity, mask

 It inserts an item into the market prices table at QQ23. See the deep dive on
 "Market item prices and availability" for more information on how the market
 system works.


 Arguments:

   price                Base price

   factor               Economic factor

   units                Units: "t", "g" or "k"

   quantity             Base quantity

   mask                 Fluctuations mask


MACRO ITEM price, factor, units, quantity, mask

 IF factor < 0
  s = 1 << 7
 ELSE
  s = 0
 ENDIF

 IF units = 't'
  u = 0
 ELIF units = 'k'
  u = 1 << 5
 ELSE
  u = 1 << 6
 ENDIF

 e = ABS(factor)

 EQUB price
 EQUB s + u + e
 EQUB quantity
 EQUB mask

ENDMACRO