Don't crash the cull thread on entities without renderer. Fix #269

Author: tr7zw

src/main/java/dev/tr7zw/entityculling/CullTask.java

@@ -125,7 +125,7 @@ private void cullEntities(Vec3 cameraMC, Vec3d camera) {
                     continue;
                 }
                 AABB boundingBox = NMSCullingHelper.getCullingBox(entity);
-                if (boundingBox.getXsize() > hitboxLimit || boundingBox.getYsize() > hitboxLimit
+                if (boundingBox == null || boundingBox.getXsize() > hitboxLimit || boundingBox.getYsize() > hitboxLimit
                         || boundingBox.getZsize() > hitboxLimit) {
                     cullable.setCulled(false); // To big to bother to cull
                     continue;

src/main/java/dev/tr7zw/entityculling/NMSCullingHelper.java

@@ -19,8 +19,11 @@ public static boolean ignoresCulling(Entity entity) {
         /*
          return entity.noCulling;
         *///? } else {
-
-        return ((EntityRendererInter<Entity>) MC.getEntityRenderDispatcher().getRenderer(entity))
+        var renderer = MC.getEntityRenderDispatcher().getRenderer(entity);
+        if (renderer == null) {
+            return true;
+        }
+        return ((EntityRendererInter<Entity>) renderer)
                 .entityCullingIgnoresCulling(entity);
         //? }
     }
@@ -35,8 +38,11 @@ public static AABB getCullingBox(Entity entity) {
         /*
          return entity.getBoundingBoxForCulling();
         *///? } else {
-
-        return ((EntityRendererInter<Entity>) MC.getEntityRenderDispatcher().getRenderer(entity))
+        var renderer = MC.getEntityRenderDispatcher().getRenderer(entity);
+        if (renderer == null) {
+            return null;
+        }
+        return ((EntityRendererInter<Entity>) renderer)
                 .entityCullingGetCullingBox(entity);
         //? }
     }