20w18a

src/main/java/carpet/mixins/SpawnHelperInnerMixin.java

@@ -0,0 +1,31 @@
+package carpet.mixins;
+
+import carpet.utils.SpawnReporter;
+import it.unimi.dsi.fastutil.objects.Object2IntMap;
+import net.minecraft.entity.EntityCategory;
+import net.minecraft.world.SpawnHelper;
+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;
+
+// temporary mixin until naming for spawnhelper gets fixed.
+
+@Mixin(SpawnHelper.class_5262.class)
+public class SpawnHelperInnerMixin
+{
+    @Shadow @Final private int field_24394;
+
+    @Shadow @Final private Object2IntMap<EntityCategory> field_24395;
+
+    @Inject(method = "method_27826", at = @At("HEAD"), cancellable = true)
+    private void changeMobCaps(EntityCategory entityCategory, CallbackInfoReturnable<Boolean> cir)
+    {
+        int newCap = (int) ((double)entityCategory.getSpawnCap()*(Math.pow(2.0,(SpawnReporter.mobcap_exponent/4))));
+        int i = newCap * field_24394 / (int)Math.pow(17.0D, 2.0D);
+        cir.setReturnValue(field_24395.getInt(entityCategory) < i);
+    }
+
+}