More dragon respawn fixes

src/main/java/ru/betterend/mixin/common/EndDragonFightMixin.java

@@ -52,25 +52,25 @@ public class EndDragonFightMixin {
 	@Inject(method = "tryRespawn", at = @At("HEAD"), cancellable = true)
 	private void be_tryRespawnDragon(CallbackInfo info) {
 		if (GeneratorOptions.replacePortal() && GeneratorOptions.hasDragonFights() && this.dragonKilled && this.respawnStage == null) {
-			BlockPos blockPos = this.portalLocation;
+			BlockPos blockPos = portalLocation;
 			if (blockPos == null) {
 				LOGGER.debug("Tried to respawn, but need to find the portal first.");
 				BlockPattern.BlockPatternMatch blockPatternMatch = this.findExitPortal();
 				if (blockPatternMatch == null) {
 					LOGGER.debug("Couldn't find a portal, so we made one.");
-					this.spawnExitPortal(true);
+					spawnExitPortal(true);
 				}
 				else {
 					LOGGER.debug("Found the exit portal & temporarily using it.");
 				}
 
-				blockPos = this.portalLocation;
+				blockPos = portalLocation;
 			}
 
 			List<EndCrystal> crystals = Lists.newArrayList();
-			BlockPos center = blockPos.above(2);
+			BlockPos center = GeneratorOptions.getPortalPos().above(5);
 			for (Direction dir : BlocksHelper.HORIZONTAL) {
-				List<EndCrystal> crystalList = this.level.getEntitiesOfClass(EndCrystal.class, new AABB(center.relative(dir, 3)));
+				List<EndCrystal> crystalList = level.getEntitiesOfClass(EndCrystal.class, new AABB(center.relative(dir, 4)));
 				if (crystalList.isEmpty()) {
 					info.cancel();
 					return;
@@ -80,7 +80,7 @@ public class EndDragonFightMixin {
 			}
 
 			LOGGER.debug("Found all crystals, respawning dragon.");
-			this.respawnDragon(crystals);
+			respawnDragon(crystals);
 			info.cancel();
 		}
 	}

src/main/java/ru/betterend/mixin/common/EndSpikeMixin.java

@@ -0,0 +1,43 @@
+package ru.betterend.mixin.common;
+
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.world.level.levelgen.feature.SpikeFeature.EndSpike;
+import ru.betterend.util.WorldDataUtil;
+import ru.betterend.world.generator.GeneratorOptions;
+
+@Mixin(EndSpike.class)
+public class EndSpikeMixin {
+	@Final
+	@Shadow
+	private int height;
+
+	@Inject(method = "getHeight", at = @At("HEAD"), cancellable = true)
+	private void be_getSpikeHeight(CallbackInfoReturnable<Integer> info) {
+		if (!GeneratorOptions.isDirectSpikeHeight()) {
+			int x = getCenterX();
+			int z = getCenterZ();
+			String pillarID = String.format("%d_%d", x, z);
+			CompoundTag pillar = WorldDataUtil.getCompoundTag("pillars");
+			int minY = pillar.contains(pillarID) ? pillar.getInt(pillarID) : 65;
+			int maxY = minY + height - 54;
+			info.setReturnValue(maxY);
+		}
+	}
+	
+	@Shadow
+	public int getCenterX() {
+		return 0;
+	}
+	
+	@Shadow
+	public int getCenterZ() {
+		return 0;
+	}
+}

src/main/java/ru/betterend/mixin/common/SpikeFeatureMixin.java

@@ -63,6 +63,7 @@ public class SpikeFeatureMixin {
 			minY = world.getChunk(x >> 4, z >> 4).getHeight(Types.WORLD_SURFACE, x & 15, z);
 		}
 		
+		GeneratorOptions.setDirectSpikeHeight();
 		int maxY = minY + spike.getHeight() - 64;
 		
 		if (GeneratorOptions.replacePillars() && be_radiusInRange(radius)) {