Campaign tweaks

core/src/mindustry/game/SectorInfo.java

@@ -45,6 +45,8 @@ public class SectorInfo{
     public boolean attack = false;
     /** Wave # from state */
     public int wave = 1, winWave = -1;
+    /** Waves this sector can survive if under attack. Based on wave in info. <0 means uncalculated. */
+    public int wavesSurvived = -1;
     /** Time between waves. */
     public float waveSpacing = 60 * 60 * 2;
     /** Damage dealt to sector. */

core/src/mindustry/game/Universe.java

@@ -84,7 +84,7 @@ public class Universe{
         if(state.hasSector()){
             //update sector light
             float light = state.getSector().getLight();
-            float alpha = Mathf.clamp(Mathf.map(light, 0f, 0.8f, 0.1f, 1f));
+            float alpha = Mathf.clamp(Mathf.map(light, 0f, 0.8f, 0.2f, 1f));
 
             //assign and map so darkness is not 100% dark
             state.rules.ambientLight.a = 1f - alpha;