experimental optimizations

src/logic/ChunksController.cpp

@@ -40,7 +40,7 @@ void ChunksController::update(int64_t maxDuration) {
 		timeutil::Timer timer;
         if (loadVisible()) {
             int64_t mcs = timer.stop();
-            if (mcstotal + mcs * 2 < maxDuration * 1000) {
+            if (mcstotal + mcs < maxDuration * 1000) {
                 mcstotal += mcs;
                 continue;
             }
@@ -55,13 +55,14 @@ bool ChunksController::loadVisible(){
 	const int d = chunks->d;
 	const int ox = chunks->ox;
 	const int oz = chunks->oz;
+
 	int nearX = 0;
 	int nearZ = 0;
 	int minDistance = ((w-padding*2)/2)*((w-padding*2)/2);
 	for (uint z = padding; z < d-padding; z++){
 		for (uint x = padding; x < w-padding; x++){
 			int index = z * w + x;
-			std::shared_ptr<Chunk> chunk = chunks->chunks[index];
+			auto chunk = chunks->chunks[index];
 			if (chunk != nullptr){
 				int surrounding = 0;
 				for (int oz = -1; oz <= 1; oz++){
@@ -72,10 +73,11 @@ bool ChunksController::loadVisible(){
 				}
 				chunk->surrounding = surrounding;
 				if (surrounding == MIN_SURROUNDING && !chunk->isLighted()) {
-					if (!chunk->isLoadedLights()) {
+					bool lightsCache = chunk->isLoadedLights();
+					if (!lightsCache) {
 						lighting->buildSkyLight(chunk->x, chunk->z);
                     }
-                    lighting->onChunkLoaded(chunk->x, chunk->z);
+                    lighting->onChunkLoaded(chunk->x, chunk->z, !lightsCache);
 					chunk->setLighted(true);
 					return true;
 				}
@@ -93,7 +95,7 @@ bool ChunksController::loadVisible(){
 	}
 
 	int index = nearZ * w + nearX;
-	std::shared_ptr<Chunk> chunk = chunks->chunks[index];
+	auto chunk = chunks->chunks[index];
 	if (chunk != nullptr) {
 		return false;
 	}