v0.8.0: fixed the following bugs:

- ring of elements and antimagic glyph not applying to new shamans
- game crash/freeze issues caused by inventory scrolls and new spellbook behaviour
- incorrect EmoIcon positions when sprites are scaled
- succubi and scorpios dropping scrolls of upgrade and potions of strength
- rare crashes caused by demon spawners spawning ripper demons onto pits
- demon spawners beig vulnerable to ai state debuffs when they shouldn't be
- Tengu being vulnerable to terror when he shouldn't be

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DemonSpawner.java

@@ -23,6 +23,11 @@ package com.shatteredpixel.shatteredpixeldungeon.actors.mobs;
 
 import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
 import com.shatteredpixel.shatteredpixeldungeon.actors.Actor;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Amok;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Paralysis;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Sleep;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Terror;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Vertigo;
 import com.shatteredpixel.shatteredpixeldungeon.effects.Pushing;
 import com.shatteredpixel.shatteredpixeldungeon.items.potions.PotionOfHealing;
 import com.shatteredpixel.shatteredpixeldungeon.scenes.GameScene;
@@ -65,7 +70,7 @@ public class DemonSpawner extends Mob {
 		if (spawnCooldown <= 0){
 			ArrayList<Integer> candidates = new ArrayList<>();
 			for (int n : PathFinder.NEIGHBOURS8) {
-				if (!Dungeon.level.solid[pos+n] && Actor.findChar( pos+n ) == null) {
+				if (Dungeon.level.passable[pos+n] && Actor.findChar( pos+n ) == null) {
 					candidates.add( pos+n );
 				}
 			}
@@ -99,4 +104,12 @@ public class DemonSpawner extends Mob {
 		spawnCooldown -= dmg;
 		super.damage(dmg, src);
 	}
+
+	{
+		immunities.add( Paralysis.class );
+		immunities.add( Amok.class );
+		immunities.add( Sleep.class );
+		immunities.add( Terror.class );
+		immunities.add( Vertigo.class );
+	}
 }

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/NewTengu.java

@@ -33,6 +33,7 @@ import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Blindness;
 import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Buff;
 import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Burning;
 import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.LockedFloor;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Terror;
 import com.shatteredpixel.shatteredpixeldungeon.actors.hero.Hero;
 import com.shatteredpixel.shatteredpixeldungeon.actors.hero.HeroSubClass;
 import com.shatteredpixel.shatteredpixeldungeon.effects.BlobEmitter;
@@ -53,7 +54,6 @@ import com.shatteredpixel.shatteredpixeldungeon.items.bombs.Bomb;
 import com.shatteredpixel.shatteredpixeldungeon.levels.Level;
 import com.shatteredpixel.shatteredpixeldungeon.levels.NewPrisonBossLevel;
 import com.shatteredpixel.shatteredpixeldungeon.mechanics.Ballistica;
-import com.shatteredpixel.shatteredpixeldungeon.messages.Languages;
 import com.shatteredpixel.shatteredpixeldungeon.messages.Messages;
 import com.shatteredpixel.shatteredpixeldungeon.scenes.GameScene;
 import com.shatteredpixel.shatteredpixeldungeon.sprites.CharSprite;
@@ -305,6 +305,7 @@ public class NewTengu extends Mob {
 	
 	{
 		immunities.add( Blindness.class );
+		immunities.add( Terror.class );
 	}
 	
 	private static final String LAST_ABILITY     = "last_ability";

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Scorpio.java

@@ -30,6 +30,7 @@ import com.shatteredpixel.shatteredpixeldungeon.items.Generator;
 import com.shatteredpixel.shatteredpixeldungeon.items.Item;
 import com.shatteredpixel.shatteredpixeldungeon.items.potions.Potion;
 import com.shatteredpixel.shatteredpixeldungeon.items.potions.PotionOfHealing;
+import com.shatteredpixel.shatteredpixeldungeon.items.potions.PotionOfStrength;
 import com.shatteredpixel.shatteredpixeldungeon.mechanics.Ballistica;
 import com.shatteredpixel.shatteredpixeldungeon.sprites.ScorpioSprite;
 import com.watabou.utils.Random;
@@ -98,7 +99,7 @@ public class Scorpio extends Mob {
 		Class<?extends Potion> loot;
 		do{
 			loot = (Class<? extends Potion>) Random.oneOf(Generator.Category.POTION.classes);
-		} while (loot == PotionOfHealing.class);
+		} while (loot == PotionOfHealing.class || loot == PotionOfStrength.class);
 
 		return Reflection.newInstance(loot);
 	}

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Succubus.java

@@ -36,6 +36,7 @@ import com.shatteredpixel.shatteredpixeldungeon.items.Item;
 import com.shatteredpixel.shatteredpixeldungeon.items.scrolls.Scroll;
 import com.shatteredpixel.shatteredpixeldungeon.items.scrolls.ScrollOfIdentify;
 import com.shatteredpixel.shatteredpixeldungeon.items.scrolls.ScrollOfTeleportation;
+import com.shatteredpixel.shatteredpixeldungeon.items.scrolls.ScrollOfUpgrade;
 import com.shatteredpixel.shatteredpixeldungeon.mechanics.Ballistica;
 import com.shatteredpixel.shatteredpixeldungeon.sprites.SuccubusSprite;
 import com.watabou.noosa.audio.Sample;
@@ -157,7 +158,7 @@ public class Succubus extends Mob {
 		Class<?extends Scroll> loot;
 		do{
 			loot = (Class<? extends Scroll>) Random.oneOf(Generator.Category.SCROLL.classes);
-		} while (loot == ScrollOfIdentify.class);
+		} while (loot == ScrollOfIdentify.class || loot == ScrollOfUpgrade.class);
 
 		return Reflection.newInstance(loot);
 	}

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/effects/EmoIcon.java

@@ -61,7 +61,7 @@ public class EmoIcon extends Image {
 				}
 			}
 			
-			x = owner.x + owner.width - width / 2;
+			x = owner.x + owner.width() - width / 2;
 			y = owner.y - height;
 		}
 	}

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/armor/glyphs/AntiMagic.java

@@ -26,6 +26,7 @@ import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Charm;
 import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Weakness;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Eye;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.DM100;
+import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Shaman;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Warlock;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Yog;
 import com.shatteredpixel.shatteredpixeldungeon.items.armor.Armor;
@@ -70,6 +71,7 @@ public class AntiMagic extends Armor.Glyph {
 		RESISTS.add( WandOfWarding.Ward.class );
 		
 		RESISTS.add( DM100.LightningBolt.class );
+		RESISTS.add( Shaman.EarthenBolt.class );
 		RESISTS.add( Warlock.DarkBolt.class );
 		RESISTS.add( Eye.DeathGaze.class );
 		RESISTS.add( Yog.BurningFist.DarkBolt.class );

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/artifacts/UnstableSpellbook.java

@@ -43,8 +43,10 @@ import com.shatteredpixel.shatteredpixeldungeon.sprites.ItemSpriteSheet;
 import com.shatteredpixel.shatteredpixeldungeon.utils.GLog;
 import com.shatteredpixel.shatteredpixeldungeon.windows.WndBag;
 import com.shatteredpixel.shatteredpixeldungeon.windows.WndOptions;
+import com.watabou.noosa.Game;
 import com.watabou.noosa.audio.Sample;
 import com.watabou.utils.Bundle;
+import com.watabou.utils.Callback;
 import com.watabou.utils.Random;
 import com.watabou.utils.Reflection;
 
@@ -180,7 +182,12 @@ public class UnstableSpellbook extends Artifact {
 			curUser = Dungeon.hero;
 			curItem = scroll;
 			scroll.anonymize();
+			Game.runOnRenderThread(new Callback() {
+				@Override
+				public void call() {
 					scroll.doRead();
+				}
+			});
 			detach();
 			return true;
 		}

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/rings/RingOfElements.java

@@ -35,6 +35,7 @@ import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Poison;
 import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Weakness;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Eye;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.DM100;
+import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Shaman;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Warlock;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Yog;
 import com.shatteredpixel.shatteredpixeldungeon.items.wands.WandOfBlastWave;
@@ -99,6 +100,7 @@ public class RingOfElements extends Ring {
 		RESISTS.add( Electricity.class );
 		
 		RESISTS.add( DM100.LightningBolt.class );
+		RESISTS.add( Shaman.EarthenBolt.class );
 		RESISTS.add( Warlock.DarkBolt.class );
 		RESISTS.add( Eye.DeathGaze.class );
 		RESISTS.add( Yog.BurningFist.DarkBolt.class );