other features

src/main/java/carpet/mixins/LivingEntity_maxCollisionsMixin.java

@@ -0,0 +1,64 @@
+package carpet.mixins;
+
+import carpet.CarpetSettings;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityType;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.damage.DamageSource;
+import net.minecraft.predicate.entity.EntityPredicates;
+import net.minecraft.world.World;
+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.Redirect;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.List;
+
+@Mixin(LivingEntity.class)
+public abstract class LivingEntity_maxCollisionsMixin extends Entity
+{
+
+    public LivingEntity_maxCollisionsMixin(EntityType<?> entityType_1, World world_1)
+    {
+        super(entityType_1, world_1);
+    }
+
+    @Shadow protected abstract void pushAway(Entity entity_1);
+
+    @Inject(method = "tickPushing", cancellable = true, at = @At("HEAD"))
+    private void tickPushingReplacement(CallbackInfo ci)
+    {
+        List<Entity> list_1 = this.world.getEntities((Entity)this, this.getBoundingBox(), EntityPredicates.canBePushedBy(this));
+        if (!list_1.isEmpty()) {
+            int int_1 = this.world.getGameRules().getInteger("maxEntityCramming");
+            int int_2;
+            if (int_1 > 0 && list_1.size() > int_1 - 1 && this.random.nextInt(4) == 0) {
+                int_2 = 0;
+
+                for(int int_3 = 0; int_3 < list_1.size(); ++int_3) {
+                    if (!((Entity)list_1.get(int_3)).hasVehicle()) {
+                        ++int_2;
+                    }
+                }
+
+                if (int_2 > int_1 - 1) {
+                    this.damage(DamageSource.CRAMMING, 6.0F);
+                }
+            }
+
+            int limit = list_1.size();
+            if (CarpetSettings.n_maxEntityCollisions > 0)
+                limit = Math.min(limit, CarpetSettings.n_maxEntityCollisions);
+
+            for(int_2 = 0; int_2 < limit; ++int_2) {
+                Entity entity_1 = (Entity)list_1.get(int_2);
+                this.pushAway(entity_1);
+            }
+        }
+        ci.cancel();
+    }
+
+
+}