clean up slightly

engine/gamemap/mapgens/delaunay_mst.go

@@ -0,0 +1,67 @@
+package mapgens
+
+import (
+	"fmt"
+	"lab.zaar.be/thefish/alchemyst-go/engine/gamemap"
+	"lab.zaar.be/thefish/alchemyst-go/engine/types"
+	"lab.zaar.be/thefish/alchemyst-go/util"
+	"lab.zaar.be/thefish/alchemyst-go/util/appctx"
+	"lab.zaar.be/thefish/alchemyst-go/util/delaunay"
+)
+
+func DelaunayMstGen(ctx appctx.ClientCtx, l *gamemap.Level) (*gamemap.Level, []gamemap.Room) {
+
+	rng := util.NewRNG()
+
+	//fill with walls
+	for i := 0; i < l.W; i ++ {
+		for j := 0; j < l.H; j++ {
+			l.SetTileByXY(i, j, gamemap.NewWall())
+		}
+	}
+	rooms := GetRandomRoomList(ctx, rng, l, maxrooms, minRoomSize, maxRoomSize)
+
+
+	for _, room := range rooms {
+		err := room.BlitToLevel(l)
+		if err != nil {
+			fmt.Printf("err: %v", err)
+		}
+	}
+
+	centers := make([]types.Coords, 0)
+	for _, room := range rooms {
+		centers = append(centers, room.Center)
+	}
+	edges := delaunay.GetMst(centers, l.W, l.H)
+	for _, edge := range edges {
+		MedianStraight(rng, l, rooms, centers, edge)
+	}
+
+	return l, rooms
+}
+
+func MedianStraight(rng *util.RNG, l *gamemap.Level, rooms []gamemap.Room, centers []types.Coords, edge types.Edge) {
+	//find connected rooms
+	var  fromRoom, toRoom gamemap.Room
+	for _, room := range rooms {
+		if room.Center == edge.From {
+			fromRoom = room
+			continue
+		}
+		if room.Center == edge.To {
+			toRoom = room
+			continue
+		}
+		if len(fromRoom.Connectors) > 0 && len(toRoom.Connectors) > 0 {
+			break
+		}
+	}
+
+	midpoint := edge.Midpoint()
+	fromConnector := FindNearestConnector(midpoint, fromRoom)
+	toConnector := FindNearestConnector(midpoint, toRoom)
+	ConnectStraight(rng, l, fromConnector, toConnector, midpoint)
+}
+
+