Add back getAffectedBlocks to explosion events

patches/net/minecraft/world/level/ServerExplosion.java.patch

@@ -1,12 +1,25 @@
 --- a/net/minecraft/world/level/ServerExplosion.java
 +++ b/net/minecraft/world/level/ServerExplosion.java
+@@ -165,7 +_,12 @@
+         return new ObjectArrayList<>(set);
+     }
+
++    @Deprecated
+     private void hurtEntities() {
++        this.hurtEntities(List.of());
++    }
++
++    private void hurtEntities(List<BlockPos> blocks) {
+         float f = this.radius * 2.0F;
+         int i = Mth.floor(this.center.x - (double)f - 1.0);
+         int j = Mth.floor(this.center.x + (double)f + 1.0);
 @@ -174,7 +_,9 @@
          int i1 = Mth.floor(this.center.z - (double)f - 1.0);
          int j1 = Mth.floor(this.center.z + (double)f + 1.0);
 
 -        for (Entity entity : this.level.getEntities(this.source, new AABB((double)i, (double)k, (double)i1, (double)j, (double)l, (double)j1))) {
 +        List<Entity> list = this.level.getEntities(this.source, new AABB((double)i, (double)k, (double)i1, (double)j, (double)l, (double)j1));
-+        net.neoforged.neoforge.event.EventHooks.onExplosionDetonate(this.level, this, list, f);
++        net.neoforged.neoforge.event.EventHooks.onExplosionDetonate(this.level, this, list, blocks);
 +        for (Entity entity : list) {
              if (!entity.ignoreExplosion(this)) {
                  double d0 = Math.sqrt(entity.distanceToSqr(this.center)) / (double)f;
@@ -15,7 +28,16 @@
                          d2 *= d6;
                          d3 *= d6;
                          Vec3 vec3 = new Vec3(d1, d2, d3);
-+                        vec3 = net.neoforged.neoforge.event.EventHooks.getExplosionKnockback(this.level, this, entity, vec3);
++                        vec3 = net.neoforged.neoforge.event.EventHooks.getExplosionKnockback(this.level, this, entity, vec3, blocks);
                          entity.setDeltaMovement(entity.getDeltaMovement().add(vec3));
                          if (entity instanceof Player) {
                              Player player = (Player)entity;
+@@ -246,7 +_,7 @@
+     public void explode() {
+         this.level.gameEvent(this.source, GameEvent.EXPLODE, this.center);
+         List<BlockPos> list = this.calculateExplodedPositions();
+-        this.hurtEntities();
++        this.hurtEntities(list);
+         if (this.interactsWithBlocks()) {
+             ProfilerFiller profilerfiller = Profiler.get();
+             profilerfiller.push("explosion_blocks");

src/main/java/net/neoforged/neoforge/event/EventHooks.java

@@ -588,7 +588,7 @@ public static boolean onExplosionStart(Level level, ServerExplosion explosion) {
         return NeoForge.EVENT_BUS.post(new ExplosionEvent.Start(level, explosion)).isCanceled();
     }
 
-    public static void onExplosionDetonate(Level level, ServerExplosion explosion, List<Entity> list, double diameter) {
+    public static void onExplosionDetonate(Level level, ServerExplosion explosion, List<Entity> entities, List<BlockPos> blocks) {
         //Filter entities to only those who are effected, to prevent modders from seeing more then will be hurt.
         /* Enable this if we get issues with modders looping to much.
         Iterator<Entity> itr = list.iterator();
@@ -600,7 +600,7 @@ public static void onExplosionDetonate(Level level, ServerExplosion explosion, L
             if (e.isImmuneToExplosions() || dist > 1.0F) itr.remove();
         }
         */
-        NeoForge.EVENT_BUS.post(new ExplosionEvent.Detonate(level, explosion, list));
+        NeoForge.EVENT_BUS.post(new ExplosionEvent.Detonate(level, explosion, entities, blocks));
     }
 
     /**
@@ -613,8 +613,8 @@ public static void onExplosionDetonate(Level level, ServerExplosion explosion, L
      * @param initialVelocity The explosion calculated velocity for the entity
      * @return The new explosion velocity to add to the entity's existing velocity
      */
-    public static Vec3 getExplosionKnockback(Level level, ServerExplosion explosion, Entity entity, Vec3 initialVelocity) {
-        ExplosionKnockbackEvent event = new ExplosionKnockbackEvent(level, explosion, entity, initialVelocity);
+    public static Vec3 getExplosionKnockback(Level level, ServerExplosion explosion, Entity entity, Vec3 initialVelocity, List<BlockPos> blocks) {
+        ExplosionKnockbackEvent event = new ExplosionKnockbackEvent(level, explosion, entity, initialVelocity, blocks);
         NeoForge.EVENT_BUS.post(event);
         return event.getKnockbackVelocity();
     }

src/main/java/net/neoforged/neoforge/event/level/ExplosionEvent.java

@@ -6,6 +6,7 @@
 package net.neoforged.neoforge.event.level;
 
 import java.util.List;
+import net.minecraft.core.BlockPos;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.level.Level;
 import net.minecraft.world.level.ServerExplosion;
@@ -63,17 +64,18 @@ public Start(Level level, ServerExplosion explosion) {
      */
     public static class Detonate extends ExplosionEvent {
         private final List<Entity> entityList;
+        private final List<BlockPos> blockList;
 
-        public Detonate(Level level, ServerExplosion explosion, List<Entity> entityList) {
+        public Detonate(Level level, ServerExplosion explosion, List<Entity> entityList, List<BlockPos> blockList) {
             super(level, explosion);
             this.entityList = entityList;
+            this.blockList = blockList;
         }
 
         /** return the list of blocks affected by the explosion. */
-        // FIXME porting: explosions changed a bit
-        /*public List<BlockPos> getAffectedBlocks() {
-            return getExplosion().getToBlow();
-        }*/
+        public List<BlockPos> getAffectedBlocks() {
+            return this.blockList;
+        }
 
         /** return the list of entities affected by the explosion. */
         public List<Entity> getAffectedEntities() {

src/main/java/net/neoforged/neoforge/event/level/ExplosionKnockbackEvent.java

@@ -5,6 +5,8 @@
 
 package net.neoforged.neoforge.event.level;
 
+import java.util.List;
+import net.minecraft.core.BlockPos;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.level.Level;
 import net.minecraft.world.level.ServerExplosion;
@@ -21,19 +23,20 @@
  */
 public class ExplosionKnockbackEvent extends ExplosionEvent {
     private final Entity entity;
+    private final List<BlockPos> blockList;
     private Vec3 knockbackVelocity;
 
-    public ExplosionKnockbackEvent(Level level, ServerExplosion explosion, Entity entity, Vec3 knockbackVelocity) {
+    public ExplosionKnockbackEvent(Level level, ServerExplosion explosion, Entity entity, Vec3 knockbackVelocity, List<BlockPos> blockList) {
         super(level, explosion);
         this.entity = entity;
+        this.blockList = blockList;
         this.knockbackVelocity = knockbackVelocity;
     }
 
     /** return the list of blocks affected by the explosion. */
-    // FIXME porting: explosions changed a bit
-    /*public List<BlockPos> getAffectedBlocks() {
-        return getExplosion().getToBlow();
-    }*/
+    public List<BlockPos> getAffectedBlocks() {
+        return this.blockList;
+    }
 
     /** return the entity affected by the explosion knockback. */
     public Entity getAffectedEntity() {