]> git.scottworley.com Git - planeteer/blobdiff - planeteer.go
Follow the reverse energy gradient on Eden-selling worlds.
[planeteer] / planeteer.go
index 1b8de84573486551337bb50462801f3c0542ccfd..060456dae90b2fe30acd9383b4944bea3fc6272e 100644 (file)
@@ -30,7 +30,7 @@ var start = flag.String("start", "",
        "The planet to start at")
 
 var flight_plan_string = flag.String("flight_plan", "",
-       "Your hidey-holes for the day, comma-separated.")
+       "Your hyper-holes for the day, comma-separated.")
 
 var end_string = flag.String("end", "",
        "A comma-separated list of acceptable ending planets.")
@@ -38,7 +38,7 @@ var end_string = flag.String("end", "",
 var planet_data_file = flag.String("planet_data_file", "planet-data",
        "The file to read planet data from")
 
-var fuel = flag.Int("fuel", 16, "Reactor units")
+var fuel = flag.Int("fuel", 16, "Hyper Jump power left")
 
 var hold = flag.Int("hold", 300, "Size of your cargo hold")
 
@@ -55,6 +55,10 @@ var drones = flag.Int("drones", 0, "Buy this many Fighter Drones")
 
 var batteries = flag.Int("batteries", 0, "Buy this many Shield Batterys")
 
+var drone_price = flag.Int("drone_price", 0, "Today's Fighter Drone price")
+
+var battery_price = flag.Int("battery_price", 0, "Today's Shield Battery price")
+
 var visit_string = flag.String("visit", "",
        "A comma-separated list of planets to make sure to visit")
 
@@ -160,11 +164,11 @@ const (
        Edens        = iota //   1     3  # of Eden warp units (0 - 2 typically)
        Cloaks              //   2     2  # of Devices of Cloaking (0 or 1)
        UnusedCargo         //   3     4  # of unused cargo spaces (0 - 3 typically)
-       Fuel                //   4    17  Reactor power left (0 - 16)
+       Fuel                //   4    17  Hyper jump power left (0 - 16)
        Location            //   5    26  Location (which planet)
        Hold                //   6    15  Cargo bay contents (a *Commodity or nil)
-       NeedFighters        //   7     2  Errand: Buy fighter drones (needed or not)
-       NeedShields         //   8     2  Errand: Buy shield batteries (needed or not)
+       BuyFighters         //   7     2  Errand: Buy fighter drones
+       BuyShields          //   8     2  Errand: Buy shield batteries
        Visit               //   9  2**N  Visit: Stop by these N planets in the route
 
        NumDimensions
@@ -190,8 +194,8 @@ func DimensionSizes(data planet_data) []int {
        dims[Fuel] = *fuel + 1
        dims[Location] = len(data.Planets)
        dims[Hold] = len(data.Commodities) + 1
-       dims[NeedFighters] = bint(*drones > 0) + 1
-       dims[NeedShields] = bint(*batteries > 0) + 1
+       dims[BuyFighters] = bint(*drones > 0) + 1
+       dims[BuyShields] = bint(*batteries > 0) + 1
        dims[Visit] = 1 << uint(len(visit()))
 
        // Remind myself to add a line above when adding new dimensions
@@ -221,7 +225,7 @@ func EncodeIndex(dims, addr []int) int {
                panic(0)
        }
        for i := 1; i < NumDimensions; i++ {
-               if addr[i] > dims[i] {
+               if addr[i] < 0 || addr[i] > dims[i] {
                        panic(i)
                }
                index = index*dims[i] + addr[i]
@@ -286,7 +290,7 @@ func FillCellByArriving(data planet_data, dims []int, table []State, addr []int)
                other[Fuel] = addr[Fuel]
        }
 
-       /* Travel here via a hidey hole */
+       /* Travel here via a hyper hole */
        if addr[Fuel]+1 < dims[Fuel] {
                hole_index := (dims[Fuel] - 1) - (addr[Fuel] + 1)
                if hole_index < len(flight_plan()) && addr[Location] == data.p2i[flight_plan()[hole_index]] {
@@ -300,14 +304,16 @@ func FillCellByArriving(data planet_data, dims []int, table []State, addr []int)
        }
 
        /* Travel here via Eden Warp Unit */
-       if addr[Edens]+1 < dims[Edens] {
+       if addr[Edens]+1 < dims[Edens] && addr[UnusedCargo] > 1 {
                _, available := data.Planets[data.i2p[addr[Location]]].RelativePrices["Eden Warp Units"]
                if !available {
                        other[Edens] = addr[Edens] + 1
+                       other[UnusedCargo] = addr[UnusedCargo] - 1
                        for other[Location] = 0; other[Location] < dims[Location]; other[Location]++ {
                                UpdateCell(table, my_index, EncodeIndex(dims, other), 0)
                        }
                        other[Location] = addr[Location]
+                       other[UnusedCargo] = addr[UnusedCargo]
                        other[Edens] = addr[Edens]
                }
        }
@@ -382,7 +388,7 @@ func FillCellByMisc(data planet_data, dims []int, table []State, addr []int) {
        my_index := EncodeIndex(dims, addr)
        other := make([]int, NumDimensions)
        copy(other, addr)
-       /* Buy Eden warp units */
+
        /* Buy a Device of Cloaking */
        if addr[Cloaks] == 1 && addr[UnusedCargo] < dims[UnusedCargo]-1 {
                relative_price, available := data.Planets[data.i2p[addr[Location]]].RelativePrices["Device Of Cloakings"]
@@ -397,10 +403,59 @@ func FillCellByMisc(data planet_data, dims []int, table []State, addr []int) {
                        other[Cloaks] = addr[Cloaks]
                }
        }
+
        /* Silly: Dump a Device of Cloaking */
+
        /* Buy Fighter Drones */
+       if addr[BuyFighters] == 1 {
+               relative_price, available := data.Planets[data.i2p[addr[Location]]].RelativePrices["Fighter Drones"]
+               if available {
+                       absolute_price := int(float64(data.Commodities["Fighter Drones"].BasePrice) * float64(relative_price) / 100.0)
+                       other[BuyFighters] = 0
+                       UpdateCell(table, my_index, EncodeIndex(dims, other), -absolute_price * *drones)
+                       other[BuyFighters] = addr[BuyFighters]
+               }
+       }
+
        /* Buy Shield Batteries */
+       if addr[BuyShields] == 1 {
+               relative_price, available := data.Planets[data.i2p[addr[Location]]].RelativePrices["Shield Batterys"]
+               if available {
+                       absolute_price := int(float64(data.Commodities["Shield Batterys"].BasePrice) * float64(relative_price) / 100.0)
+                       other[BuyShields] = 0
+                       UpdateCell(table, my_index, EncodeIndex(dims, other), -absolute_price * *batteries)
+                       other[BuyShields] = addr[BuyShields]
+               }
+       }
+
        /* Visit this planet */
+
+}
+
+func FillCellByBuyingEdens(data planet_data, dims []int, table []State, addr []int) {
+       my_index := EncodeIndex(dims, addr)
+       other := make([]int, NumDimensions)
+       copy(other, addr)
+
+       /* Buy Eden warp units */
+       eden_limit := data.Commodities["Eden Warp Units"].Limit
+       if addr[Edens] > 0 && addr[Edens] <= eden_limit {
+               relative_price, available := data.Planets[data.i2p[addr[Location]]].RelativePrices["Eden Warp Units"]
+               if available {
+                       absolute_price := int(float64(data.Commodities["Eden Warp Units"].BasePrice) * float64(relative_price) / 100.0)
+                       for quantity := addr[Edens]; quantity > 0; quantity-- {
+                               other[Edens] = addr[Edens] - quantity
+                               if addr[Hold] != 0 {
+                                       other[UnusedCargo] = addr[UnusedCargo] + quantity
+                               }
+                               if other[UnusedCargo] < dims[UnusedCargo] {
+                                       UpdateCell(table, my_index, EncodeIndex(dims, other), -absolute_price * quantity)
+                               }
+                       }
+                       other[Edens] = addr[Edens]
+                       other[UnusedCargo] = addr[UnusedCargo]
+               }
+       }
 }
 
 func FillStateTable2Iteration(data planet_data, dims []int, table []State,
@@ -410,8 +465,8 @@ addr []int, f func(planet_data, []int, []State, []int)) {
        for addr[Hold] = 0; addr[Hold] < dims[Hold]; addr[Hold]++ {
                for addr[Cloaks] = 0; addr[Cloaks] < dims[Cloaks]; addr[Cloaks]++ {
                        for addr[UnusedCargo] = 0; addr[UnusedCargo] < dims[UnusedCargo]; addr[UnusedCargo]++ {
-                               for addr[NeedFighters] = 0; addr[NeedFighters] < dims[NeedFighters]; addr[NeedFighters]++ {
-                                       for addr[NeedShields] = 0; addr[NeedShields] < dims[NeedShields]; addr[NeedShields]++ {
+                               for addr[BuyFighters] = 0; addr[BuyFighters] < dims[BuyFighters]; addr[BuyFighters]++ {
+                                       for addr[BuyShields] = 0; addr[BuyShields] < dims[BuyShields]; addr[BuyShields]++ {
                                                for addr[Visit] = 0; addr[Visit] < dims[Visit]; addr[Visit]++ {
                                                        f(data, dims, table, addr)
                                                }
@@ -423,16 +478,15 @@ addr []int, f func(planet_data, []int, []State, []int)) {
 }
 
 func FillStateTable2(data planet_data, dims []int, table []State,
-fuel_remaining, edens_remaining int, planet string, barrier chan<- bool) {
-       addr := make([]int, len(dims))
-       addr[Edens] = edens_remaining
-       addr[Fuel] = fuel_remaining
-       addr[Location] = data.p2i[planet]
+addr []int, barrier chan<- bool) {
        FillStateTable2Iteration(data, dims, table, addr, FillCellByArriving)
        FillStateTable2Iteration(data, dims, table, addr, FillCellBySelling)
        FillStateTable2Iteration(data, dims, table, addr, FillCellByBuying)
        FillStateTable2Iteration(data, dims, table, addr, FillCellByMisc)
-       barrier <- true
+       FillStateTable2Iteration(data, dims, table, addr, FillCellByBuyingEdens)
+       if barrier != nil {
+               barrier <- true
+       }
 }
 
 /* Filling the state table is a set of nested for loops NumDimensions deep.
@@ -458,10 +512,27 @@ func FillStateTable1(data planet_data, dims []int, table []State) {
        work_units := (float64(*fuel) + 1) * (float64(eden_capacity) + 1)
        work_done := 0.0
        for fuel_remaining := *fuel; fuel_remaining >= 0; fuel_remaining-- {
+               /* Make an Eden-buying pass (Eden vendors' energy gradient
+                * along the Edens dimension runs backwards) */
+               for edens_remaining := 0; edens_remaining <= eden_capacity; edens_remaining++ {
+                       for planet := range data.Planets {
+                               if _, available := data.Planets[planet].RelativePrices["Eden Warp Units"]; available {
+                                       addr := make([]int, len(dims))
+                                       addr[Edens] = edens_remaining
+                                       addr[Fuel] = fuel_remaining
+                                       addr[Location] = data.p2i[planet]
+                                       FillStateTable2(data, dims, table, addr, nil)
+                               }
+                       }
+               }
                for edens_remaining := eden_capacity; edens_remaining >= 0; edens_remaining-- {
+                       /* Do the brunt of the work */
                        for planet := range data.Planets {
-                               go FillStateTable2(data, dims, table, fuel_remaining,
-                                       edens_remaining, planet, barrier)
+                               addr := make([]int, len(dims))
+                               addr[Edens] = edens_remaining
+                               addr[Fuel] = fuel_remaining
+                               addr[Location] = data.p2i[planet]
+                               go FillStateTable2(data, dims, table, addr, barrier)
                        }
                        for _ = range data.Planets {
                                <-barrier
@@ -477,8 +548,8 @@ func FindBestState(data planet_data, dims []int, table []State) int {
        addr := make([]int, NumDimensions)
        addr[Edens] = *end_edens
        addr[Cloaks] = dims[Cloaks] - 1
-       addr[NeedFighters] = dims[NeedFighters] - 1
-       addr[NeedShields] = dims[NeedShields] - 1
+       addr[BuyFighters] = dims[BuyFighters] - 1
+       addr[BuyShields] = dims[BuyShields] - 1
        addr[Visit] = dims[Visit] - 1
        // Fuel, Hold, UnusedCargo left at 0
        max_index := -1
@@ -515,9 +586,9 @@ func DescribePath(data planet_data, dims []int, table []State, start int) (descr
                if addr[Fuel] != prev[Fuel] {
                        from := data.i2p[prev[Location]]
                        to := data.i2p[addr[Location]]
-                       line += fmt.Sprintf("Jump from %v to %v (%v reactor units)", from, to, prev[Fuel]-addr[Fuel])
+                       line += fmt.Sprintf("Jump from %v to %v (%v hyper jump units)", from, to, prev[Fuel]-addr[Fuel])
                }
-               if addr[Edens] != prev[Edens] {
+               if addr[Edens] == prev[Edens] - 1 {
                        from := data.i2p[prev[Location]]
                        to := data.i2p[addr[Location]]
                        line += fmt.Sprintf("Eden warp from %v to %v", from, to)
@@ -538,9 +609,15 @@ func DescribePath(data planet_data, dims []int, table []State, start int) (descr
                        // TODO: Dump cloaks, convert from cargo?
                        line += "Buy a Cloak"
                }
-               if addr[Edens] != prev[Edens] {
+               if addr[Edens] > prev[Edens] {
                        line += fmt.Sprint("Buy ", addr[Edens] - prev[Edens], " Eden Warp Units")
                }
+               if addr[BuyShields] == 1 && prev[BuyShields] == 0 {
+                       line += fmt.Sprint("Buy ", *batteries, " Shield Batterys")
+               }
+               if addr[BuyFighters] == 1 && prev[BuyFighters] == 0 {
+                       line += fmt.Sprint("Buy ", *drones, " Fighter Drones")
+               }
                if line == "" {
                        line = fmt.Sprint(prev, " -> ", addr)
                }
@@ -576,6 +653,16 @@ func IndexCommodities(m *map[string]Commodity, start_at int) (map[string]int, []
 func main() {
        flag.Parse()
        data := ReadData()
+       if *drone_price > 0 {
+               temp := data.Commodities["Fighter Drones"]
+               temp.BasePrice = *drone_price
+               data.Commodities["Fighter Drones"] = temp
+       }
+       if *battery_price > 0 {
+               temp := data.Commodities["Shield Batterys"]
+               temp.BasePrice = *battery_price
+               data.Commodities["Shield Batterys"] = temp
+       }
        data.p2i, data.i2p = IndexPlanets(&data.Planets, 0)
        data.c2i, data.i2c = IndexCommodities(&data.Commodities, 1)
        dims := DimensionSizes(data)