Anti-Armor, negative tile yield, LoadScreen (#5018)

* Harden against negative yields, Anti-Armor

* Anti-Armor bad unitType, LoadScreen

android/assets/jsons/Civ V - Vanilla/UnitPromotions.json

@@ -422,13 +422,14 @@
 	},
 	{
 		"name": "Anti-Armor I",
-		"uniques": ["+[25]% vs [Armored]"],
+		"uniques": ["+[25]% Strength vs [Armored]"],
-		"unitTypes:": ["Helicopter"]
+		"unitTypes": ["Helicopter"]
 	},
 	{
 		"name": "Anti-Armor II",
-		"uniques": ["+[25]% vs [Armored]"],
+		"prerequisites": ["Anti-Armor I"],
-		"unitTypes:": ["Helicopter"]
+		"uniques": ["+[25]% Strength vs [Armored]"],
+		"unitTypes": ["Helicopter"]
 	},
 
 	// Mixed
@@ -473,13 +474,13 @@
 
 	{
 		"name": "Ambush I",
-		"uniques": ["+[33]% Strength vs [Armored]"],
+		"uniques": ["+[25]% Strength vs [Armored]"],
 		"unitTypes": ["Sword","Gunpowder","Fighter","Bomber"]
 	},
 	{
 		"name": "Ambush II",
 		"prerequisites": ["Ambush I"],
-		"uniques": ["+[33]% Strength vs [Armored]"],
+		"uniques": ["+[25]% Strength vs [Armored]"],
 		"unitTypes": ["Sword","Gunpowder","Fighter","Bomber"]
 	},
 

core/src/com/unciv/UncivGame.kt

@@ -84,8 +84,10 @@ class UncivGame(parameters: UncivGameParameters) : Game() {
          * - Skin (hence CameraStageBaseScreen.setSkin())
          * - Font (hence Fonts.resetFont() inside setSkin())
          */
-        ImageGetter.resetAtlases()
         settings = GameSaver.getGeneralSettings() // needed for the screen
+        screen = LoadingScreen()  // NOT dependent on any atlas or skin
+
+        ImageGetter.resetAtlases()
         ImageGetter.setNewRuleset(ImageGetter.ruleset)  // This needs to come after the settings, since we may have default visual mods
         if(settings.tileSet !in ImageGetter.getAvailableTilesets()) { // If one of the tilesets is no longer available, default back
             settings.tileSet = "FantasyHex"
@@ -94,8 +96,6 @@ class UncivGame(parameters: UncivGameParameters) : Game() {
         CameraStageBaseScreen.setSkin() // needs to come AFTER the Texture reset, since the buttons depend on it
 
         Gdx.graphics.isContinuousRendering = settings.continuousRendering
-        screen = LoadingScreen()
-
 
         thread(name = "LoadJSON") {
             RulesetCache.loadRulesets(printOutput = true)
@@ -206,9 +206,9 @@ class UncivGame(parameters: UncivGameParameters) : Game() {
     }
 }
 
-class LoadingScreen:CameraStageBaseScreen() {
+private class LoadingScreen : CameraStageBaseScreen() {
     init {
-        val happinessImage = ImageGetter.getImage("StatIcons/Happiness")
+        val happinessImage = ImageGetter.getExternalImage("LoadScreen.png")
         happinessImage.center(stage)
         happinessImage.setOrigin(Align.center)
         happinessImage.addAction(Actions.sequence(

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

@@ -280,7 +280,8 @@ open class TileInfo {
         if (stats.gold != 0f && observingCiv.goldenAges.isGoldenAge())
             stats.gold++
 
-        if (stats.production < 0) stats.production = 0f
+        for ((stat, value) in stats)
+            if (value < 0f) stats[stat] = 0f
 
         return stats
     }

core/src/com/unciv/ui/cityscreen/YieldGroup.kt

@@ -19,7 +19,8 @@ class YieldGroup : HorizontalGroup() {
         currentStats = stats
         clearChildren()
         for ((stat, amount) in stats) {
-            addActor(getStatIconsTable(stat.name, amount.toInt()))
+            if (amount > 0f)  // Defense against upstream bugs - negatives would show as "lots"
+                addActor(getStatIconsTable(stat.name, amount.toInt()))
         }
         pack()
     }

core/src/com/unciv/ui/utils/ImageGetter.kt

@@ -3,6 +3,7 @@ package com.unciv.ui.utils
 import com.badlogic.gdx.Gdx
 import com.badlogic.gdx.graphics.Color
 import com.badlogic.gdx.graphics.Texture
+import com.badlogic.gdx.graphics.Texture.TextureFilter
 import com.badlogic.gdx.graphics.g2d.NinePatch
 import com.badlogic.gdx.graphics.g2d.TextureAtlas
 import com.badlogic.gdx.graphics.g2d.TextureRegion
@@ -16,7 +17,6 @@ import com.badlogic.gdx.scenes.scene2d.utils.TextureRegionDrawable
 import com.badlogic.gdx.utils.Align
 import com.unciv.Constants
 import com.unciv.UncivGame
-import com.unciv.logic.map.TileMap
 import com.unciv.models.ruleset.Era
 import com.unciv.models.ruleset.Nation
 import com.unciv.models.ruleset.Ruleset
@@ -153,7 +153,12 @@ object ImageGetter {
     fun getDot(dotColor: Color) = getWhiteDot().apply { color = dotColor }
 
     fun getExternalImage(fileName: String): Image {
-        return Image(TextureRegion(Texture("ExtraImages/$fileName")))
+        // Since these are not packed in an atlas, they have no scaling filter metadata and
+        // default to Nearest filter, anisotropic level 1. Use Linear instead, helps
+        // loading screen and Tutorial.WorldScreen quite a bit. More anisotropy barely helps.
+        val texture = Texture("ExtraImages/$fileName")
+        texture.setFilter(TextureFilter.Linear, TextureFilter.Linear)
+        return Image(TextureRegion(texture))
     }
 
     fun getImage(fileName: String): Image {