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refactor, generate random map every play
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aerth
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Jul 9, 2022
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,154 +1,10 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "crypto/md5" | ||
| "encoding/json" | ||
| "fmt" | ||
| "io/ioutil" | ||
| "log" | ||
| "math" | ||
| "math/rand" | ||
| "os" | ||
| "strconv" | ||
| "strings" | ||
| "time" | ||
|
|
||
| "github.com/aerth/rpg" | ||
| astar "github.com/beefsack/go-astar" | ||
| "github.com/faiface/pixel" | ||
| "github.com/aerth/rpc/librpg/maps" | ||
| ) | ||
|
|
||
| var BOUNDS float64 = 700 | ||
| var numbers = "0123456789" | ||
|
|
||
| func init() { | ||
| rand.Seed(time.Now().UnixNano()) | ||
| // seed or random | ||
| if len(os.Args) == 2 { | ||
| if strings.HasPrefix(os.Args[1], "-h") { | ||
| fmt.Println("Usage:") | ||
| fmt.Println("\tmapgen [seed]") | ||
| fmt.Println("Example:") | ||
| fmt.Println("\tmapgen mycoolseed") | ||
|
|
||
| os.Exit(111) | ||
| } | ||
| hashb := md5.Sum([]byte(os.Args[1])) | ||
| hash := []byte(fmt.Sprintf("%x", hashb)) | ||
| var seed []byte | ||
| for _, b := range hash { | ||
| if bytes.IndexAny([]byte{b}, numbers) != -1 { | ||
| log.Println(string(b), "is a number") | ||
| seed = append(seed, b) | ||
| } else { | ||
| log.Println(string(b), "is a letter") | ||
| } | ||
|
|
||
| } | ||
| worldseed, err := strconv.ParseInt(string(seed), 10, 64) | ||
| if err != nil { | ||
| log.Println(err) | ||
| } | ||
| rand.Seed(worldseed) | ||
| log.Printf("Using world seed: %q -> %v", os.Args[1], worldseed) | ||
| log.Printf("Hash: %q", string(hash)) | ||
| } | ||
| // create maps dir if not exist | ||
| os.Mkdir("maps", 0755) | ||
| } | ||
|
|
||
| func main() { | ||
| olist := GenerateMap() | ||
| SaveMap(olist) | ||
| } | ||
|
|
||
| func GenerateMap() []rpg.Object { | ||
| var olist []rpg.Object | ||
| t := rpg.O_TILE | ||
| for i := 0; i < 100; i++ { | ||
|
|
||
| currentThing := 20 // grass | ||
| t = rpg.O_TILE | ||
| if i%3 == 0 { | ||
| currentThing = 53 // water | ||
| t = rpg.O_BLOCK | ||
| } | ||
| xmin := randfloat() | ||
| ymin := randfloat() | ||
| xmax := randfloat() | ||
| ymax := randfloat() | ||
| box := pixel.R(xmin, ymin, xmax, ymax).Norm() | ||
| log.Println(t, box) | ||
| pattern := rpg.DrawPatternObject(currentThing, t, box, 100) | ||
| for _, obj := range pattern { | ||
| if rpg.GetObjects(olist, obj.Loc) == nil { | ||
| olist = append(olist, obj) | ||
| } | ||
| } | ||
|
|
||
| } | ||
|
|
||
| // make dummy world for path finding | ||
| world := new(rpg.World) | ||
| world.Tiles = rpg.GetTiles(olist) | ||
|
|
||
| // detect islands, make bridges | ||
| oldlist := olist | ||
| olist = nil | ||
| spot := world.Tile(rpg.FindRandomTile(oldlist)) | ||
| for _, o := range oldlist { | ||
| o.W = world | ||
| _, _, found := astar.Path(o, spot) | ||
| if o.Type == rpg.O_TILE && !found { | ||
| log.Println("found island tile", o) | ||
| } else { | ||
| olist = append(olist, o) | ||
| } | ||
| } | ||
|
|
||
| // fill in with water blocks | ||
| waterworld := rpg.DrawPatternObject(53, rpg.O_BLOCK, pixel.R(-BOUNDS, -BOUNDS, BOUNDS, BOUNDS), 0) | ||
| for _, water := range waterworld { | ||
| if rpg.GetObjects(olist, water.Loc) == nil { | ||
| olist = append(olist, water) | ||
| } | ||
| } | ||
|
|
||
| return olist | ||
| } | ||
|
|
||
| func SaveMap(olist []rpg.Object) { | ||
|
|
||
| b, err := json.Marshal(olist) | ||
| if err != nil { | ||
| log.Println(err) | ||
| return | ||
| } | ||
| f, err := ioutil.TempFile("maps", "map") | ||
| if err != nil { | ||
| log.Println(err) | ||
| return | ||
| } | ||
| _, err = f.Write(b) | ||
| if err != nil { | ||
| log.Println(err) | ||
| return | ||
| } | ||
| log.Println("saved file:", f.Name()) | ||
| } | ||
|
|
||
| func randfloat() float64 { | ||
| step := 32.00 | ||
| f := float64(rand.Intn(int(BOUNDS))) | ||
| f = math.Floor(f) | ||
| f = float64(int(f/step)) * step | ||
| switch rand.Intn(2) { | ||
| case 0: | ||
| f = -f | ||
| default: | ||
| } | ||
|
|
||
| return f | ||
|
|
||
| olist := maps.GenerateMap("") | ||
| maps.SaveMap(olist) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package rpg | ||
|
|
||
| import "github.com/aerth/rpc/librpg/common" | ||
|
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| func (w *World) RandomLootSomewhere() { | ||
| loot := createLoot() | ||
| w.NewLoot(common.FindRandomTile(w.Tiles), []Item{loot}) | ||
| } |
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