Change Default Map Generation to Perlin (#7856)

* Changes

* Slight adjustment to MainMenuScreen

* Make default waterThreshold for Default to be -0.05

* blip

* blip

* Rename cellular automata to Smoothed Random

android/assets/jsons/translations/template.properties

@@ -350,7 +350,7 @@ Custom =
 Map Generation Type = 
 Default = 
 Pangaea = 
-Perlin = 
+Smoothed Random = 
 Continents = 
 Four Corners = 
 Archipelago = 

core/src/com/unciv/MainMenuScreen.kt

@@ -118,7 +118,7 @@ class MainMenuScreen: BaseScreen(), RecreateOnResize {
                         shape = MapShape.rectangular
                         mapSize = MapSizeNew(mapWidth.toInt() + 1, mapHeight.toInt() + 1)
                         type = MapType.default
-                        waterThreshold = -0.055f // Gives the same level as when waterThreshold was unused in MapType.default
+                        waterThreshold = -0.1f // mainly land, gets about 30% water
                         modifyForEasterEgg()
                     })
 

core/src/com/unciv/logic/map/MapParameters.kt

@@ -128,15 +128,15 @@ object MapShape : IsPartOfGameInfoSerialization {
 }
 
 object MapType : IsPartOfGameInfoSerialization {
+    const val default = "Default"
     const val pangaea = "Pangaea"
     const val continents = "Continents"
     const val fourCorners = "Four Corners"
-    const val perlin = "Perlin"
     const val archipelago = "Archipelago"
     const val innerSea = "Inner Sea"
 
-    // Cellular automata
+    // Cellular automata style
-    const val default = "Default"
+    const val smoothedRandom = "Smoothed Random"
 
     // Non-generated maps
     const val custom = "Custom"
@@ -178,7 +178,7 @@ class MapParameters : IsPartOfGameInfoSerialization {
     var vegetationRichness = 0.4f
     var rareFeaturesRichness = 0.05f
     var resourceRichness = 0.1f
-    var waterThreshold = 0f
+    var waterThreshold = 0.0f
 
     /** Shifts temperature (after random, latitude and temperatureExtremeness).
      *  For seasonal main menu background only, not user-accessible, thus transient and not cloned. */
@@ -221,7 +221,10 @@ class MapParameters : IsPartOfGameInfoSerialization {
         vegetationRichness = 0.4f
         rareFeaturesRichness = 0.05f
         resourceRichness = 0.1f
-        waterThreshold = 0f
+        waterThreshold = if (type == MapType.smoothedRandom)
+            -0.05f // make world about 55% land
+        else
+            0f
     }
 
     fun getArea() = when {

core/src/com/unciv/logic/map/mapgenerator/MapLandmassGenerator.kt

@@ -42,9 +42,9 @@ class MapLandmassGenerator(val ruleset: Ruleset, val randomness: MapGenerationRa
             MapType.innerSea -> createInnerSea(tileMap)
             MapType.continents -> createTwoContinents(tileMap)
             MapType.fourCorners -> createFourCorners(tileMap)
-            MapType.perlin -> createPerlin(tileMap)
+            MapType.smoothedRandom -> generateLandCellularAutomata(tileMap)
             MapType.archipelago -> createArchipelago(tileMap)
-            MapType.default -> generateLandCellularAutomata(tileMap)
+            MapType.default -> createPerlin(tileMap)
         }
     }
 

core/src/com/unciv/ui/newgamescreen/MapParametersTable.kt

@@ -96,7 +96,7 @@ class MapParametersTable(
             MapType.pangaea,
             MapType.continents,
             MapType.fourCorners,
-            MapType.perlin,
+            MapType.smoothedRandom,
             MapType.archipelago,
             MapType.innerSea,
             if (forMapEditor) MapType.empty else null