chunk flags converted to a bitfield

src/logic/ChunksController.cpp

@@ -61,7 +61,7 @@ bool ChunksController::loadVisible(){
             int index = z * w + x;
             auto& chunk = chunks->chunks[index];
             if (chunk != nullptr){
-                if (chunk->isLoaded() && !chunk->isLighted()) {
+                if (chunk->flags.loaded && !chunk->flags.lighted) {
                     if (buildLights(chunk)) {
                         return true;
                     }
@@ -99,12 +99,12 @@ bool ChunksController::buildLights(std::shared_ptr<Chunk> chunk) {
         }
     }
     if (surrounding == MIN_SURROUNDING) {
-        bool lightsCache = chunk->isLoadedLights();
+        bool lightsCache = chunk->flags.loadedLights;
         if (!lightsCache) {
             lighting->buildSkyLight(chunk->x, chunk->z);
         }
         lighting->onChunkLoaded(chunk->x, chunk->z, !lightsCache);
-        chunk->setLighted(true);
+        chunk->flags.lighted = true;
         return true;
     }
     return false;
@@ -114,20 +114,20 @@ void ChunksController::createChunk(int x, int z) {
     auto chunk = level->chunksStorage->create(x, z);
     chunks->putChunk(chunk);
 
-    if (!chunk->isLoaded()) {
+    if (!chunk->flags.loaded) {
         generator->generate(
             chunk->voxels, x, z, 
             level->getWorld()->getSeed()
         );
-        chunk->setUnsaved(true);
+        chunk->flags.unsaved = true;
     }
     chunk->updateHeights();
 
-    if (!chunk->isLoadedLights()) {
+    if (!chunk->flags.loadedLights) {
         Lighting::prebuildSkyLight(
             chunk.get(), level->content->getIndices()
         );
     }
-    chunk->setLoaded(true);
-    chunk->setReady(true);
+    chunk->flags.loaded = true;
+    chunk->flags.ready = true;
 }