EngineSettings: chunksLoadDistance, chunksPadding

src/coders/png.cpp

@@ -20,7 +20,6 @@ int _png_load(const char* file, int* width, int* height){
     png_bytepp row_pointers;
     png_structp png_ptr;
     GLuint texture;
-    GLuint texturems;
     int alpha;
 
     if ( !( f = fopen(file, "r" ) ) ) {

src/frontend/hud_render.cpp

@@ -4,20 +4,20 @@
 #include <GL/glew.h>
 #include <GLFW/glfw3.h>
 
-#include "typedefs.h"
-#include "assets/Assets.h"
-#include "graphics/Shader.h"
-#include "graphics/Batch2D.h"
-#include "graphics/Font.h"
-#include "graphics/Mesh.h"
-#include "window/Camera.h"
-#include "window/Window.h"
-#include "window/Events.h"
-#include "voxels/Chunks.h"
-#include "voxels/Block.h"
-#include "world/World.h"
-#include "world/Level.h"
-#include "objects/Player.h"
+#include "../typedefs.h"
+#include "../assets/Assets.h"
+#include "../graphics/Shader.h"
+#include "../graphics/Batch2D.h"
+#include "../graphics/Font.h"
+#include "../graphics/Mesh.h"
+#include "../window/Camera.h"
+#include "../window/Window.h"
+#include "../window/Events.h"
+#include "../voxels/Chunks.h"
+#include "../voxels/Block.h"
+#include "../world/World.h"
+#include "../world/Level.h"
+#include "../objects/Player.h"
 
 
 HudRenderer::HudRenderer() {

src/frontend/world_render.cpp

@@ -4,23 +4,23 @@
 #include <GL/glew.h>
 #include <memory>
 
-#include "graphics/ChunksRenderer.h"
-#include "window/Window.h"
-#include "window/Camera.h"
-#include "graphics/Mesh.h"
-#include "graphics/Shader.h"
-#include "graphics/Texture.h"
-#include "graphics/LineBatch.h"
-#include "graphics/Batch3D.h"
-#include "voxels/Chunks.h"
-#include "voxels/Chunk.h"
-#include "voxels/Block.h"
-#include "world/World.h"
-#include "world/Level.h"
-#include "world/LevelEvents.h"
-#include "objects/Player.h"
-#include "assets/Assets.h"
-#include "objects/player_control.h"
+#include "../graphics/ChunksRenderer.h"
+#include "../window/Window.h"
+#include "../window/Camera.h"
+#include "../graphics/Mesh.h"
+#include "../graphics/Shader.h"
+#include "../graphics/Texture.h"
+#include "../graphics/LineBatch.h"
+#include "../graphics/Batch3D.h"
+#include "../voxels/Chunks.h"
+#include "../voxels/Chunk.h"
+#include "../voxels/Block.h"
+#include "../world/World.h"
+#include "../world/Level.h"
+#include "../world/LevelEvents.h"
+#include "../objects/Player.h"
+#include "../assets/Assets.h"
+#include "../objects/player_control.h"
 
 using std::shared_ptr;
 

src/voxel_engine.cpp

@@ -32,8 +32,8 @@
 #include "definitions.h"
 #include "assets/Assets.h"
 #include "assets/AssetsLoader.h"
-#include "world_render.h"
-#include "hud_render.h"
+#include "frontend/world_render.h"
+#include "frontend/hud_render.h"
 
 using std::shared_ptr;
 
@@ -47,11 +47,17 @@ public:
 struct EngineSettings {
 	int displayWidth;
 	int displayHeight;
+	
 	/* Anti-aliasing samples */
 	int displaySamples;
-	const char* title;
+	/* Window title */
+	const char* displayTitle;
 	/* Max milliseconds that engine uses for chunks loading only */
 	uint chunksLoadSpeed;
+	/* Radius of chunks loading zone (chunk is unit) */
+	uint chunksLoadDistance;
+	/* Buffer zone where chunks are not unloading (chunk is unit)*/
+	uint chunksPadding;
 };
 
 
@@ -76,7 +82,10 @@ public:
 Engine::Engine(const EngineSettings& settings) {
     this->settings = settings;
     
-	Window::initialize(settings.displayWidth, settings.displayHeight, settings.title, settings.displaySamples);
+	Window::initialize(settings.displayWidth, 
+	                   settings.displayHeight, 
+	                   settings.displayTitle, 
+	                   settings.displaySamples);
 
 	assets = new Assets();
 	std::cout << "-- loading assets" << std::endl;
@@ -95,7 +104,7 @@ Engine::Engine(const EngineSettings& settings) {
 	Camera* camera = new Camera(playerPosition, radians(90.0f));
 	World* world = new World("world-1", "world/", 42);
 	Player* player = new Player(playerPosition, 4.0f, camera);
-	level = world->loadLevel(player);
+	level = world->loadLevel(player, settings.chunksLoadDistance, settings.chunksPadding);
 
 	std::cout << "-- initializing finished" << std::endl;
 
@@ -178,7 +187,15 @@ Engine::~Engine() {
 int main() {
 	setup_definitions();
 	try {
-		Engine engine(EngineSettings{ 1280, 720, 1, "VoxelEngine-Cpp v13", 15 });
+	    EngineSettings settings;
+	    settings.displayWidth = 1280;
+	    settings.displayHeight = 720;
+	    settings.displaySamples = 4;
+	    settings.displayTitle = "VoxelEngine-Cpp v13";
+	    settings.chunksLoadSpeed = 15;
+	    settings.chunksLoadDistance = 12;
+	    settings.chunksPadding = 2;
+		Engine engine(settings);
 		engine.mainloop();
 	}
 	catch (const initialize_error& err) {

src/voxels/ChunksController.cpp

@@ -31,7 +31,8 @@ using std::chrono::duration_cast;
 using std::chrono::microseconds;
 
 
-ChunksController::ChunksController(Level* level, Chunks* chunks, Lighting* lighting) : level(level), chunks(chunks), lighting(lighting){
+ChunksController::ChunksController(Level* level, Chunks* chunks, Lighting* lighting, uint padding) 
+    : level(level), chunks(chunks), lighting(lighting), padding(padding) {
 }
 
 ChunksController::~ChunksController(){
@@ -61,9 +62,9 @@ bool ChunksController::loadVisible(WorldFiles* worldFiles){
 	const int oz = chunks->oz;
 	int nearX = 0;
 	int nearZ = 0;
-	int minDistance = (w/2)*(w/2);
-	for (int z = 2; z < d-2; z++){
-		for (int x = 2; x < w-2; x++){
+	int minDistance = ((w-padding*2)/2)*((w-padding*2)/2);
+	for (int z = padding; z < d-padding; z++){
+		for (int x = padding; x < w-padding; x++){
 			int index = z * w + x;
 			shared_ptr<Chunk> chunk = chunks->chunks[index];
 			if (chunk != nullptr){

src/voxels/ChunksController.h

@@ -16,8 +16,9 @@ private:
 	Chunks* chunks;
 	Lighting* lighting;
 	int64_t avgDurationMcs = 1000;
+	uint padding;
 public:
-	ChunksController(Level* level, Chunks* chunks, Lighting* lighting);
+	ChunksController(Level* level, Chunks* chunks, Lighting* lighting, uint padding);
 	~ChunksController();
 
     void update(int64_t maxDuration);

src/world/Level.cpp

@@ -11,15 +11,16 @@
 #include "../objects/Player.h"
 #include "../objects/player_control.h"
 
-Level::Level(World* world, Player* player, Chunks* chunks, ChunksStorage* chunksStorage, PhysicsSolver* physics, LevelEvents* events) :
+Level::Level(World* world, Player* player, ChunksStorage* chunksStorage, LevelEvents* events, uint loadDistance, uint chunksPadding) :
 		world(world),
 		player(player),
-		chunks(chunks),
 		chunksStorage(chunksStorage),
-		physics(physics),
 		events(events) {
+    physics = new PhysicsSolver(vec3(0, -19.6f, 0));
+    uint matrixSize = (loadDistance+chunksPadding) * 2;
+    chunks = new Chunks(matrixSize, matrixSize, 0, 0, events);
 	lighting = new Lighting(chunks);
-	chunksController = new ChunksController(this, chunks, lighting);
+	chunksController = new ChunksController(this, chunks, lighting, chunksPadding);
 	playerController = new PlayerController(this);
 	events->listen(EVT_CHUNK_HIDDEN, [this](lvl_event_type type, Chunk* chunk) {
 		this->chunksStorage->remove(chunk->x, chunk->z);

src/world/Level.h

@@ -1,6 +1,8 @@
 #ifndef WORLD_LEVEL_H_
 #define WORLD_LEVEL_H_
 
+#include "../typedefs.h"
+
 class World;
 class Player;
 class Chunks;
@@ -22,11 +24,15 @@ public:
 	ChunksController* chunksController;
 	PlayerController* playerController;
 	LevelEvents* events;
-	Level(World* world, Player* player, Chunks* chunks, ChunksStorage* chunksStorage, PhysicsSolver* physics, LevelEvents* events);
+	Level(World* world, 
+	      Player* player, 
+	      ChunksStorage* chunksStorage,
+	      LevelEvents* events,
+	      uint loadDistance,
+	      uint chunksPadding);
 	~Level();
 
 	void update(float delta, bool interactions);
-
 };
 
 #endif /* WORLD_LEVEL_H_ */

src/world/World.cpp

@@ -36,14 +36,14 @@ void World::write(Level* level) {
 	wfile->writePlayer(level->player);
 }
 
-Level* World::loadLevel(Player* player) {
+Level* World::loadLevel(Player* player, uint loadDistance, uint chunksPadding) {
 	ChunksStorage* storage = new ChunksStorage();
 	LevelEvents* events = new LevelEvents();
-	Level* level = new Level(this, player, new Chunks(16, 16, 0, 0, events), storage, new PhysicsSolver(vec3(0, -19.6f, 0)), events);
+	Level* level = new Level(this, player, storage, events, loadDistance, chunksPadding);
 	wfile->readPlayer(player);
 
 	Camera* camera = player->camera;
 	camera->rotation = mat4(1.0f);
 	camera->rotate(player->camY, player->camX, 0);
 	return level;
-}
+}

src/world/World.h

@@ -2,6 +2,7 @@
 #define WORLD_WORLD_H_
 
 #include <string>
+#include "../typedefs.h"
 
 class WorldFiles;
 class Chunks;
@@ -18,7 +19,7 @@ public:
 	~World();
 
 	void write(Level* level);
-	Level* loadLevel(Player* player);
+	Level* loadLevel(Player* player, uint loadDistance, uint chunksPadding);
 };
 
 #endif /* WORLD_WORLD_H_ */