clouds on titlescreen

assets/mods/basegame/weathers/WeatherGeneric.json

@@ -5,7 +5,7 @@
   "cloudChance": 133,
   "cloudGamma": [0.48, 1.8],
   "cloudGammaVariance": [0.1, 0.1],
-  "cloudDriftSpeed": 20.16,
+  "cloudDriftSpeed": 0.16,
   "clouds": {
     "cumulonimbus": {
       "filename": "cloud_large.png", "tw": 2048, "th": 1024, "probability": 0.25,

src/net/torvald/terrarum/modulebasegame/TitleScreen.kt

@@ -211,6 +211,7 @@ class TitleScreen(batch: FlippingSpriteBatch) : IngameInstance(batch) {
 
         IngameRenderer.setRenderedWorld(demoWorld)
         WeatherMixer.internalReset()
+        WeatherMixer.titleScreenInitWeather()
 
 
         // load a half-gradient texture that would be used throughout the titlescreen and its sub UIs
@@ -292,14 +293,13 @@ class TitleScreen(batch: FlippingSpriteBatch) : IngameInstance(batch) {
         demoWorld.globalLight = WeatherMixer.globalLightNow
 //        demoWorld.globalLight = WeatherMixer.getGlobalLightOfTimeOfNoon()
         demoWorld.updateWorldTime(delta)
-//        WeatherMixer.update(delta, cameraPlayer, demoWorld)
+        WeatherMixer.update(delta, cameraPlayer, demoWorld)
         WeatherMixer.forceTimeAt = forcedTime
         cameraPlayer.update(delta)
 
         // worldcamera update AFTER cameraplayer in this case; the other way is just an exception for actual ingame SFX
         WorldCamera.update(demoWorld, cameraPlayer)
 
-
         // update UIs //
         uiContainer.forEach { it?.update(delta) }
     }

src/net/torvald/terrarum/weather/WeatherMixer.kt

@@ -100,6 +100,7 @@ internal object WeatherMixer : RNGConsumer {
 
     override fun loadFromSave(s0: Long, s1: Long) {
         super.loadFromSave(s0, s1)
+        currentWeather = weatherList[WEATHER_GENERIC]!![0]
         internalReset(s0, s1)
         initClouds()
     }
@@ -117,7 +118,7 @@ internal object WeatherMixer : RNGConsumer {
 
         clouds.clear()
         cloudsSpawned = 0
-        cloudDriftVector = Vector3(-0.98f, -0.02f, 0.21f)
+        cloudDriftVector = Vector3(-0.98f, 0f, 0.21f)
 
         oldCamPos.set(WorldCamera.camVector)
     }
@@ -151,6 +152,7 @@ internal object WeatherMixer : RNGConsumer {
 
         // initialise
         try {
+            weatherList["titlescreen"] = arrayListOf(weatherList[WEATHER_GENERIC]!![0].copy(cloudDriftSpeed = 1f))
             currentWeather = weatherList[WEATHER_GENERIC]!![0]
             nextWeather = getRandomWeather(WEATHER_GENERIC)
         }
@@ -332,6 +334,14 @@ internal object WeatherMixer : RNGConsumer {
 
     }
 
+    internal fun titleScreenInitWeather() {
+        val hCloudSize = 1024f
+        currentWeather = weatherList["titlescreen"]!![0]
+        repeat((currentWeather.cloudChance * 3.3f).ceilToInt()) { // multiplier is an empirical value that depends on the 'rZ'
+            tryToSpawnCloud(currentWeather, takeUniformRand(-hCloudSize..App.scr.width + hCloudSize))
+        }
+    }
+
     private fun <T> Array<T?>.addAtFreeSpot(obj: T) {
         var c = 0
         while (true) {