Added Chunks.resize method

src/voxel_engine.cpp

@@ -132,6 +132,14 @@ void Engine::updateHotkeys() {
 	if (Events::jpressed(GLFW_KEY_F3)) {
 		level->player->debug = !level->player->debug;
 	}
+	if (Events::jpressed(GLFW_KEY_F8)) {
+		if (level->chunks->w >= 40) {
+			level->chunks->resize(level->chunks->w/4, level->chunks->d / 4);
+		}
+		else {
+			level->chunks->resize(level->chunks->w + 2, level->chunks->d + 2);
+		}
+	}
 	if (Events::jpressed(GLFW_KEY_F5)) {
 		for (uint i = 0; i < level->chunks->volume; i++) {
 			shared_ptr<Chunk> chunk = level->chunks->chunks[i];
@@ -149,7 +157,7 @@ void Engine::mainloop() {
 	HudRenderer hud(assets);
 	lastTime = glfwGetTime();
 
-	Window::swapInterval(0);
+	Window::swapInterval(1);
 	while (!Window::isShouldClose()){
 		updateTimers();
 		updateHotkeys();
@@ -172,6 +180,7 @@ Engine::~Engine() {
 	Audio::finalize();
 
 	World* world = level->world;
+
 	std::cout << "-- saving world" << std::endl;
 	world->write(level);
 
@@ -180,7 +189,6 @@ Engine::~Engine() {
 
 	std::cout << "-- shutting down" << std::endl;
 	delete assets;
-	Events::finalize();
 	Window::terminate();
 }
 
@@ -192,7 +200,7 @@ int main() {
 	    settings.displayHeight = 720;
 	    settings.displaySamples = 4;
 	    settings.displayTitle = "VoxelEngine-Cpp v13";
-	    settings.chunksLoadSpeed = 15;
+	    settings.chunksLoadSpeed = 10;
 	    settings.chunksLoadDistance = 12;
 	    settings.chunksPadding = 2;
 		Engine engine(settings);

src/voxels/Chunks.cpp

@@ -16,7 +16,8 @@
 using glm::vec3;
 using std::shared_ptr;
 
-Chunks::Chunks(int w, int d, int ox, int oz, LevelEvents* events) : w(w), d(d), ox(ox), oz(oz), events(events) {
+Chunks::Chunks(int w, int d, int ox, int oz, WorldFiles* wfile, LevelEvents* events) 
+		: w(w), d(d), ox(ox), oz(oz), worldFiles(wfile), events(events) {
 	volume = (size_t)w*(size_t)d;
 	chunks = new shared_ptr<Chunk>[volume];
 	chunksSecond = new shared_ptr<Chunk>[volume];
@@ -233,7 +234,7 @@ voxel* Chunks::rayCast(vec3 a, vec3 dir, float maxDist, vec3& end, vec3& norm, v
 	return nullptr;
 }
 
-void Chunks::setCenter(WorldFiles* worldFiles, int x, int z) {
+void Chunks::setCenter(int x, int z) {
 	int cx = x / CHUNK_W;
 	int cz = z / CHUNK_D;
 	cx -= ox;
@@ -243,17 +244,17 @@ void Chunks::setCenter(WorldFiles* worldFiles, int x, int z) {
 	cx -= w/2;
 	cz -= d/2;
 	if (cx | cz) {
-		translate(worldFiles, cx,cz);
+		translate(cx,cz);
 	}
 }
 
-void Chunks::translate(WorldFiles* worldFiles, int dx, int dz){
-	for (unsigned int i = 0; i < volume; i++){
+void Chunks::translate(int dx, int dz){
+	for (uint i = 0; i < volume; i++){
 		chunksSecond[i] = nullptr;
 	}
 	for (int z = 0; z < d; z++){
 		for (int x = 0; x < w; x++){
-			shared_ptr<Chunk> chunk = chunks[z * w + x];
+			shared_ptr<Chunk> chunk = chunks[z * d + x];
 			int nx = x - dx;
 			int nz = z - dz;
 			if (chunk == nullptr)
@@ -275,6 +276,36 @@ void Chunks::translate(WorldFiles* worldFiles, int dx, int dz){
 	oz += dz;
 }
 
+void Chunks::resize(int newW, int newD) {
+	if (newW < w) {
+		int delta = w - newW;
+		translate(delta / 2, 0);
+		translate(-delta, 0);
+		translate(delta, 0);
+	}
+	if (newD < d) {
+		int delta = d - newD;
+		translate(0, delta / 2);
+		translate(0, -delta);
+		translate(0, delta);
+	}
+	const int newVolume = newW * newD;
+	shared_ptr<Chunk>* newChunks = new shared_ptr<Chunk>[newVolume] {};
+	shared_ptr<Chunk>* newChunksSecond = new shared_ptr<Chunk>[newVolume] {};
+	for (int z = 0; z < d && z < newD; z++) {
+		for (int x = 0; x < w && x < newW; x++) {
+			newChunks[z * newW + x] = chunks[z * w + x];
+		}
+	}
+	delete[] chunks;
+	delete[] chunksSecond;
+	w = newW;
+	d = newD;
+	volume = newVolume;
+	chunks = newChunks;
+	chunksSecond = newChunksSecond;
+}
+
 void Chunks::_setOffset(int x, int z){
 	ox = x;
 	oz = z;

src/voxels/Chunks.h

@@ -21,9 +21,10 @@ public:
 	size_t chunksCount;
 	int w,d;
 	int ox,oz;
+	WorldFiles* worldFiles;
 	LevelEvents* events;
 
-	Chunks(int w, int d, int ox, int oz, LevelEvents* events);
+	Chunks(int w, int d, int ox, int oz, WorldFiles* worldFiles, LevelEvents* events);
 	~Chunks();
 
 	bool putChunk(std::shared_ptr<Chunk> chunk);
@@ -41,8 +42,9 @@ public:
 	// does not move chunks inside
 	void _setOffset(int x, int z);
 
-	void setCenter(WorldFiles* worldFiles, int x, int z);
-	void translate(WorldFiles* worldFiles, int x, int z);
+	void setCenter(int x, int z);
+	void translate(int x, int z);
+	void resize(int newW, int newD);
 
 	void clear();
 };

src/window/Window.cpp

@@ -98,6 +98,7 @@ void Window::setCursorMode(int mode){
 }
 
 void Window::terminate(){
+	Events::finalize();
 	glfwTerminate();
 }
 

src/world/Level.cpp

@@ -18,7 +18,7 @@ Level::Level(World* world, Player* player, ChunksStorage* chunksStorage, LevelEv
 		events(events) {
     physics = new PhysicsSolver(vec3(0, -19.6f, 0));
     uint matrixSize = (loadDistance+chunksPadding) * 2;
-    chunks = new Chunks(matrixSize, matrixSize, 0, 0, events);
+    chunks = new Chunks(matrixSize, matrixSize, 0, 0, world->wfile, events);
 	lighting = new Lighting(chunks);
 	chunksController = new ChunksController(this, chunks, lighting, chunksPadding);
 	playerController = new PlayerController(this);
@@ -48,5 +48,5 @@ void Level::update(float delta, bool interactions) {
 		playerController->selectedBlockId = -1;
 	}
 	vec3 position = player->hitbox->position;
-	chunks->setCenter(world->wfile, position.x, position.z);
+	chunks->setCenter(position.x, position.z);
 }