more clouds

assets/mods/basegame/weathers/WeatherGeneric.json

@@ -2,10 +2,15 @@
   "skyboxGradColourMap": "generic_skybox.tga",
   "daylightClut": "clut_daylight.tga",
   "classification": "generic",
+  "cloudGamma": [0.44, 2.0],
   "clouds": {
     "normal": {
       "filename": "cloud_normal.png",
       "tw": 1024, "th": 512
+    },
+    "large": {
+      "filename": "cloud_large.png",
+      "tw": 2048, "th": 1024
     }
   }
 }

src/net/torvald/terrarum/TerrarumAppConfiguration.kt

@@ -67,7 +67,7 @@ basegame
     // Commit counts up to the Release 0.3.1: 2278
     // Commit counts up to the Release 0.3.2: 2732
 
-    const val VERSION_TAG: String = "test001"
+    const val VERSION_TAG: String = "test002"
 
     //////////////////////////////////////////////////////////
     //             CONFIGURATION FOR TILE MAKER             //

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

@@ -16,6 +16,7 @@ data class BaseModularWeather(
         var skyboxGradColourMap: GdxColorMap, // row 0: skybox grad top, row 1: skybox grad bottom, row 2: sunlight (RGBA)
         val daylightClut: GdxColorMap,
         val classification: String,
+        val cloudGamma: FloatArray,
         var clouds: HashMap<String, TextureRegionPack>,
         val mixFrom: String? = null,
         val mixPercentage: Double? = null

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

@@ -76,6 +76,9 @@ internal object WeatherMixer : RNGConsumer {
     private var astrumOffX = 0f
     private var astrumOffY = 0f
 
+    private var cloudGamma1 = 0.5f
+    private var cloudGamma2 = 2f
+
     private val moonlightMax = Cvec(0.23f, 0.24f, 0.25f, 0.21f) // actual moonlight is around ~4100K but our mesopic vision makes it appear blueish (wikipedia: Purkinje effect)
 
     override fun loadFromSave(s0: Long, s1: Long) {
@@ -134,6 +137,7 @@ internal object WeatherMixer : RNGConsumer {
                 GdxColorMap(1, 3, Color(0x55aaffff), Color(0xaaffffff.toInt()), Color.WHITE),
                 GdxColorMap(2, 2, Color.WHITE, Color.WHITE, Color.WHITE, Color.WHITE),
                 "default",
+                floatArrayOf(1f, 1f),
                 HashMap()
             )
 
@@ -150,6 +154,10 @@ internal object WeatherMixer : RNGConsumer {
 
 //        currentWeather = weatherList[WEATHER_GENERIC]!![0] // force set weather
 
+        // update clouds
+        cloudGamma1 = currentWeather.cloudGamma[0]
+        cloudGamma2 = currentWeather.cloudGamma[1]
+
 
         if (!globalLightOverridden) {
             world.globalLight = WeatherMixer.globalLightNow
@@ -178,9 +186,10 @@ internal object WeatherMixer : RNGConsumer {
         } // TODO add cloud-only colour strip on the CLUT
         batch.shader = shaderClouds
         batch.inUse {
-            currentWeather.clouds["normal"]?.get(0, 0)?.let {
-                batch.draw(it, 0f, -150f)
-            }
+            batch.shader.setUniformf("inverseGamma", cloudGamma1, cloudGamma2)
+            currentWeather.clouds["large"]?.get(0, 0)?.let { batch.draw(it, -400f - INGAME.WORLD_UPDATE_TIMER * 0.06f, -600f) }
+            currentWeather.clouds["normal"]?.get(0, 1)?.let { batch.draw(it, 600f - INGAME.WORLD_UPDATE_TIMER * 0.09f, -300f) }
+            currentWeather.clouds["normal"]?.get(0, 0)?.let { batch.draw(it, 200f - INGAME.WORLD_UPDATE_TIMER * 0.13f, -150f) }
         }
 
 
@@ -393,6 +402,8 @@ internal object WeatherMixer : RNGConsumer {
 
         val classification = JSON.getString("classification")
 
+        val cloudGamma = JSON["cloudGamma"].asFloatArray()
+
         val cloudsMap = HashMap<String, TextureRegionPack>()
         val clouds = JSON["clouds"]
         clouds.forEachSiblings { name, json ->
@@ -415,7 +426,8 @@ internal object WeatherMixer : RNGConsumer {
             skyboxGradColourMap = skybox,
             daylightClut = daylight,
             classification = classification,
-            clouds = cloudsMap
+            cloudGamma = cloudGamma,
+            clouds = cloudsMap,
         )
     }
 

src/shaders/clouds.frag

@@ -14,7 +14,7 @@ out vec4 fragColor;
 
 const vec2 boolean = vec2(0.0, 1.0);
 
-uniform vec2 inverseGamma = vec2(0.5, 2.0); // vec2(inverse gamma RGB, inverse gamma RGA)
+uniform vec2 inverseGamma = vec2(10, 2.0); // vec2(inverse gamma RGB, inverse gamma RGA)
 
 void main() {
     vec4 inCol = v_color * texture(u_texture, v_texCoords);