feat: loading entities (WIP)

src/files/WorldRegions.cpp

@@ -435,6 +435,15 @@ chunk_inventories_map WorldRegions::fetchInventories(int x, int z) {
     return meta;
 }
 
+ dynamic::Map_sptr WorldRegions::fetchEntities(int x, int z) {
+    uint32_t bytesSize;
+    const ubyte* data = getData(x, z, REGION_LAYER_ENTITIES, bytesSize);
+    if (data == nullptr) {
+        return nullptr;
+    }
+    return json::from_binary(data, bytesSize);
+ }
+
 void WorldRegions::processRegionVoxels(int x, int z, const regionproc& func) {
     if (getRegion(x, z, REGION_LAYER_VOXELS)) {
         throw std::runtime_error("not implemented for in-memory regions");

src/files/WorldRegions.hpp

@@ -5,6 +5,7 @@
 #include "../typedefs.hpp"
 #include "../util/BufferPool.hpp"
 #include "../voxels/Chunk.hpp"
+#include "../data/dynamic_fwd.hpp"
 
 #include <mutex>
 #include <memory>
@@ -185,6 +186,7 @@ public:
     std::unique_ptr<ubyte[]> getChunk(int x, int z);
     std::unique_ptr<light_t[]> getLights(int x, int z);
     chunk_inventories_map fetchInventories(int x, int z);
+    dynamic::Map_sptr fetchEntities(int x, int z); 
 
     void processRegionVoxels(int x, int z, const regionproc& func);