Test monde infini

SQCSim2021/chunk.cpp

@@ -22,7 +22,6 @@ Chunk::~Chunk() {
         std::ostringstream pos;
         pos << CHUNK_PATH << m_posX << '_' << m_posY << ".chunk";
 
-
         std::ofstream output(pos.str().c_str(), std::fstream::binary);
         output.write(data, sizeof(data));
         output.close();
@@ -31,36 +30,36 @@ Chunk::~Chunk() {
 
 void Chunk::RemoveBlock(int x, int y, int z, World* world) {
     m_blocks.Set(x, y, z, BTYPE_AIR);
-
     CheckNeighbors(x, y, world);
-
     m_isDirty = true;
 }
 
 void Chunk::SetBlock(int x, int y, int z, BlockType type, World* world) {
     m_blocks.Set(x, y, z, type);
-
     CheckNeighbors(x, z, world);
-
     m_isDirty = true;
 }
 
 BlockType Chunk::GetBlock(int x, int y, int z) { return m_blocks.Get(x, y, z); }
 
 void Chunk::CheckNeighbors(int x, int z, World* world) {
-    if (x == 0 && m_posX >= 0 && 
-        world->ChunkAt((m_posX - 1) * CHUNK_SIZE_X, 1, m_posY * CHUNK_SIZE_Z))
-        world->ChunkAt((m_posX - 1) * CHUNK_SIZE_X, 1, m_posY * CHUNK_SIZE_Z)->MakeDirty();
-    else if (x == CHUNK_SIZE_X - 1 && m_posX < WORLD_SIZE_X && 
-        world->ChunkAt((m_posX + 1) * CHUNK_SIZE_X, 1, m_posY * CHUNK_SIZE_Z))
-        world->ChunkAt((m_posX + 1) * CHUNK_SIZE_X, 1, m_posY * CHUNK_SIZE_Z)->MakeDirty();
+    int cx, cy;
 
-    if (z == 0 && m_posY >= 0 && 
-        world->ChunkAt(m_posX * CHUNK_SIZE_X, 1, (m_posY - 1) * CHUNK_SIZE_Z))
-        world->ChunkAt(m_posX * CHUNK_SIZE_X, 1, (m_posY - 1) * CHUNK_SIZE_Z)->MakeDirty();
-    else if (z == CHUNK_SIZE_X - 1 && m_posY < WORLD_SIZE_Y &&
-        world->ChunkAt(m_posX * CHUNK_SIZE_X, 1, (m_posY + 1) * CHUNK_SIZE_Z))
-        world->ChunkAt(m_posX * CHUNK_SIZE_X, 1, (m_posY + 1) * CHUNK_SIZE_Z)->MakeDirty();
+    world->GetScope(cx, cy);
+
+    if (x == 0 && m_posX - cx >= 0 &&
+        world->ChunkAt((m_posX - cx - 1) * CHUNK_SIZE_X, 1, (m_posY - cy) * CHUNK_SIZE_Z))
+        world->ChunkAt((m_posX - cx - 1) * CHUNK_SIZE_X, 1, (m_posY - cy) * CHUNK_SIZE_Z)->MakeDirty();
+    else if (x == CHUNK_SIZE_X - 1 && m_posX - cx < WORLD_SIZE_X && 
+        world->ChunkAt((m_posX - cx + 1) * CHUNK_SIZE_X, 1, (m_posY - cy) * CHUNK_SIZE_Z))
+        world->ChunkAt((m_posX - cx + 1) * CHUNK_SIZE_X, 1, (m_posY - cy) * CHUNK_SIZE_Z)->MakeDirty();
+
+    if (z == 0 && m_posY - cy >= 0 && 
+        world->ChunkAt((m_posX - cx) * CHUNK_SIZE_X, 1, (m_posY - cy - 1) * CHUNK_SIZE_Z))
+        world->ChunkAt((m_posX - cx) * CHUNK_SIZE_X, 1, (m_posY - cy - 1) * CHUNK_SIZE_Z)->MakeDirty();
+    else if (z == CHUNK_SIZE_X - 1 && m_posY - cy < WORLD_SIZE_Y &&
+        world->ChunkAt((m_posX - cx) * CHUNK_SIZE_X, 1, (m_posY - cy + 1) * CHUNK_SIZE_Z))
+        world->ChunkAt((m_posX - cx) * CHUNK_SIZE_X, 1, (m_posY - cy + 1) * CHUNK_SIZE_Z)->MakeDirty();
 }
 
 void Chunk::GetPosition(int& x, int& y) const {
@@ -103,7 +102,11 @@ void Chunk::Update(BlockInfo* blockinfo[BTYPE_LAST], World* world) {
 void Chunk::AddBlockToMesh(VertexBuffer::VertexData* vd, int& count, BlockType bt, 
                            int x, int y, int z, float u, float v, float s, World* world) {
 
-    int cx = x + m_posX * CHUNK_SIZE_X, cy = z + m_posY * CHUNK_SIZE_Z;
+    int cex, cey;
+
+    world->GetScope(cex, cey);
+
+    int cx = x + (m_posX - cex) * CHUNK_SIZE_X, cy = z + (m_posY - cey) * CHUNK_SIZE_Z;
 
     if (y == CHUNK_SIZE_Y - 1 || GetBlock(x, y + 1, z) == BTYPE_AIR) {                      //  y
         vd[count++] = VertexBuffer::VertexData(x, y + 1.f, z, .8f, .8f, .8f, u, v);

SQCSim2021/engine.cpp

@@ -23,7 +23,6 @@ void Engine::Init() {
 	glEnable(GL_DEPTH_TEST);
 	glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
 	glShadeModel(GL_SMOOTH);
-	glEnable(GL_LIGHTING);
 	glEnable(GL_LINE_SMOOTH);
 	glEnable(GL_CULL_FACE);
 
@@ -32,26 +31,11 @@ void Engine::Init() {
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA);
 
-	// Light
-	GLfloat light0Pos[4] = { 0.0f, CHUNK_SIZE_Y, 0.0f, 1.0f };
-	GLfloat light0Amb[4] = { 0.2f, 0.2f, 0.2f, 1.f };
-	GLfloat light0Diff[4] = { 1.f, 1.f, 1.f, 1.f };
-	GLfloat light0Spec[4] = { 0.2f, 0.2f, 0.2f, 1.0f };
-
-	glEnable(GL_LIGHT0);
-	glLightfv(GL_LIGHT0, GL_POSITION, light0Pos);
-	glLightfv(GL_LIGHT0, GL_AMBIENT, light0Amb);
-	glLightfv(GL_LIGHT0, GL_DIFFUSE, light0Diff);
-	glLightfv(GL_LIGHT0, GL_SPECULAR, light0Spec);
-
-	// Init manifeste de chunks renderés.
-	m_renderManifest.reserve(3000);
-
 	// Objet de skybox avec sa propre texture et son propre shader!
 	m_skybox.Init(0.00013f);
 
 	// Objet de musique!
-	//m_audio.ToggleMusicState();
+	m_audio.ToggleMusicState();
 
 	// Init Chunks
 	m_world.GetChunks().Reset(nullptr);
@@ -64,7 +48,6 @@ void Engine::Init() {
 void Engine::DeInit() { }
 
 void Engine::LoadResource() {
-	LoadTexture(m_textureFloor, TEXTURE_PATH "grass.png");
 	LoadTexture(m_skybox.GetTexture(), TEXTURE_PATH "skybox.png");
 	LoadTexture(m_textureCrosshair, TEXTURE_PATH "cross.bmp");
 	LoadTexture(m_textureFont, TEXTURE_PATH "font.bmp");
@@ -104,10 +87,8 @@ void Engine::UnloadResource() {}
 
 void Engine::DrawHud(float elapsedTime) {
 	// Setter le blend function , tout ce qui sera noir sera transparent
-	glDisable(GL_LIGHTING);
 	glColor4f(1.f, 1.f, 1.f, 1.f);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE);
-	//glEnable(GL_BLEND);
 	glDisable(GL_DEPTH_TEST);
 	glMatrixMode(GL_PROJECTION);
 	glPushMatrix();
@@ -154,9 +135,6 @@ void Engine::DrawHud(float elapsedTime) {
 	glTexCoord2f(0, 1);
 	glVertex2i(0, crossSize);
 	glEnd();
-	glEnable(GL_LIGHTING);
-	//glDisable(GL_BLEND);
-	//glBlendFuncSeparate(GL_SRC_COLOR, GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA);
 	glBlendFunc(GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA);
 	glEnable(GL_DEPTH_TEST);
 	glMatrixMode(GL_PROJECTION);
@@ -210,105 +188,15 @@ void Engine::Render(float elapsedTime) {
 	m_player.ApplyTransformation(skybox, false); // Version d'ApplyTransformation qui ne tient compte que de la rotation 
 												// (donc l'objet ne bouge pas relativement au joueur, ce qui est pratique pour une skybox!).
 	
-	glDisable(GL_LIGHT0);
 	if (m_isSkybox) m_skybox.Render(skybox);
-	glEnable(GL_LIGHT0);
 
 	if (m_mouseL)
-		ChangeBlockAtCursor(BTYPE_DIRT);
+		m_world.ChangeBlockAtCursor(BTYPE_DIRT, m_player, m_block);
 	else if (m_mouseR)
-		ChangeBlockAtCursor(BTYPE_AIR);
+		m_world.ChangeBlockAtCursor(BTYPE_AIR, m_player, m_block);
 
-	// Génération/Update des Chunks.
-	m_textureAtlas.Bind();
-	int cx = m_player.GetPosition().x;
-	int cy = m_player.GetPosition().z;
-	static int frameGenerate = 0;
-	static int frameUpdate = 0;
-	int side = 0;
 
-	if (frameGenerate > 0) --frameGenerate;
-	if (frameUpdate > 0) --frameUpdate;
-
-	if (!frameGenerate || !frameUpdate)
-		while (side * CHUNK_SIZE_X <= VIEW_DISTANCE * 2) {
-			int tx = -side, ty = -side;
-
-			for (; tx <= side; ++tx)
-				UpdateWorld(frameGenerate, frameUpdate, cx + tx * CHUNK_SIZE_X, cy + ty * CHUNK_SIZE_Z);
-			for (; ty <= side; ++ty)
-				UpdateWorld(frameGenerate, frameUpdate, cx + tx * CHUNK_SIZE_X, cy + ty * CHUNK_SIZE_Z);
-			for (; tx >= -side; --tx)
-				UpdateWorld(frameGenerate, frameUpdate, cx + tx * CHUNK_SIZE_X, cy + ty * CHUNK_SIZE_Z);
-			for (; ty >= -side; --ty)
-				UpdateWorld(frameGenerate, frameUpdate, cx + tx * CHUNK_SIZE_X, cy + ty * CHUNK_SIZE_Z);
-
-			++side;
-		}
-
-	// Rendering des Chunks.
-	m_shader01.Use();
-	m_renderCount = 0;
-	m_badHitCount = 0;
-	Vector3f angle;
-	Vector3f cursor;
-	Vector3f direct = m_player.GetDirection();
-	Vector3f pos = m_player.GetPosition() - direct;
-
-	direct.y = 0;
-	direct.Normalize();
-	pos.y = 1;
-	m_renderManifest.clear();
-
-	for (int dist = VIEW_DISTANCE; dist >= 0; dist -= CHUNK_SIZE_X) {
-		// Configuration du radar.
-		angle.x = direct.z + direct.x;
-		angle.y = 0;
-		angle.z = direct.z - direct.x;
-		angle.Normalize();
-
-		float sinus = .01745240643; // sin(1 degré)
-		float cosinus = .99984769515; // cos(1 degré)
-		int echantillons = 90;
-
-		for (int radar = 0; radar < echantillons; ++radar) {
-			float x = angle.x;
-			float z = angle.z;
-
-			angle.x = x * cosinus - z * sinus;
-			angle.z = z * cosinus + x * sinus;
-			angle.Normalize();
-
-			cursor = pos - direct * CHUNK_SIZE_X * 2 + angle * dist;
-			if (cursor.y >= 128.f || cursor.y >= 0.f) cursor.y = 1;
-
-			bool valide = true;
-
-			if (m_world.ChunkAt(cursor)) {
-				int chx, chy;
-				m_world.ChunkAt(cursor)->GetPosition(chx, chy);
-				for (int index = 0; index < m_renderManifest.size(); ++index)
-					if (m_renderManifest[index] == Vector3i(chx, 0, chy)) {
-						valide = false;
-						++m_badHitCount;
-					}
-
-				if (valide) {
-					all.ApplyTranslation(chx * CHUNK_SIZE_X, 0, chy * CHUNK_SIZE_Z);
-					all.Use();
-					float dist = (pos - cursor).Length();
-					float blend = ((float)VIEW_DISTANCE - dist * 2.f + 128.f) / (float)VIEW_DISTANCE;
-					glBlendColor(0.f,0.f,0.f,blend);
-					m_world.GetChunks().Get(chx, chy)->Render();
-					all.ApplyTranslation(-chx * CHUNK_SIZE_X, 0, -chy * CHUNK_SIZE_Z);
-					m_renderManifest.push_back(Vector3i(chx, 0, chy));
-					++m_renderCount;
-				}
-			}
-		}
-	}
-
-	m_shader01.Disable();
+	m_world.Update(m_renderCount, m_badHitCount, m_player, all, m_shader01, m_textureAtlas, m_perlin, m_blockinfo);
 
 	if (m_wireframe)
 		glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
@@ -320,10 +208,10 @@ void Engine::Render(float elapsedTime) {
 		m_player = Player(Vector3f(0, CHUNK_SIZE_Y + 1.8f, 0)); // Respawn si le bonho- joueur tombe en bas du monde.
 }
 
-void Engine::KeyPressEvent(unsigned char key)
-{
+void Engine::KeyPressEvent(unsigned char key) {
 	switch (key) {
 	case 36: // ESC
+		m_world.CleanUpWorld(m_renderCount, true);
 		for (int x = 0; x < WORLD_SIZE_X; ++x) // Les destructeurs de Chunks ont de la misère je les aide un peu!
 			for (int y = 0; y < WORLD_SIZE_Y; ++y)
 				if (m_world.GetChunks().Get(x,y)) 
@@ -380,8 +268,7 @@ void Engine::KeyPressEvent(unsigned char key)
 	}
 }
 
-void Engine::KeyReleaseEvent(unsigned char key)
-{
+void Engine::KeyReleaseEvent(unsigned char key) {
 	switch (key) {
 	case 12:
 		m_audio.ToggleMusicState();
@@ -422,8 +309,7 @@ void Engine::KeyReleaseEvent(unsigned char key)
 	}
 }
 
-void Engine::MouseMoveEvent(int x, int y)
-{
+void Engine::MouseMoveEvent(int x, int y) {
 	m_player.TurnLeftRight(x - (Width() / 2));
 	m_player.TurnTopBottom(y - (Height() / 2));
 
@@ -482,8 +368,7 @@ void Engine::MouseReleaseEvent(const MOUSE_BUTTON& button, int x, int y) {
 	}
 }
 
-bool Engine::LoadTexture(Texture& texture, const std::string& filename, bool stopOnError)
-{
+bool Engine::LoadTexture(Texture& texture, const std::string& filename, bool stopOnError) {
 	texture.Load(filename);
 	if (!texture.IsValid())
 	{
@@ -496,153 +381,3 @@ bool Engine::LoadTexture(Texture& texture, const std::string& filename, bool sto
 
 	return true;
 }
-
-bool Engine::GenerateChunk(int chx, int chy) {
-	if (chx < WORLD_SIZE_X * CHUNK_SIZE_X && chy < WORLD_SIZE_Y * CHUNK_SIZE_Z &&
-		chx >= 0 && chy >= 0)
-		if (!m_world.ChunkAt(chx, 1, chy)) {
-
-			std::ostringstream pos;
-			pos << CHUNK_PATH << chx / CHUNK_SIZE_X << '_' << chy / CHUNK_SIZE_Z << ".chunk";
-
-			std::ifstream input(pos.str().c_str(), std::fstream::binary);
-
-			if (input.fail()) {
-				m_world.GetChunks().Set(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z, new Chunk(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z));
-				Chunk* chunk = m_world.GetChunks().Get(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z);
-
-				for (int x = 0; x < CHUNK_SIZE_X; ++x)
-					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
-						Vector3f perlin;
-						perlin.z = x * CHUNK_SIZE_X + CHUNK_SIZE_X * chx;
-						perlin.y = 0;
-						perlin.x = z * CHUNK_SIZE_Z + CHUNK_SIZE_Z * chy;
-						perlin.Normalize();
-						float height = m_perlin.Get(perlin.x, perlin.z) * 3 - 32;
-						for (int y = 0; y <= (int)height % CHUNK_SIZE_Y; ++y) {
-							chunk->SetBlock(x, y, z, BTYPE_METAL, &m_world);
-						}
-					}
-
-				for (int x = 0; x < CHUNK_SIZE_X; ++x)
-					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
-						Vector3f perlin;
-						perlin.x = x * CHUNK_SIZE_X + CHUNK_SIZE_X * chx;
-						perlin.y = 0;
-						perlin.z = z * CHUNK_SIZE_Z + CHUNK_SIZE_Z * chy;
-						perlin.Normalize();
-						float height = m_perlin.Get(perlin.x, perlin.z) + 16;
-						for (int y = 0; y <= (int)height % CHUNK_SIZE_Y; ++y) {
-							if (chunk->GetBlock(x, y, z) == BTYPE_AIR)
-								chunk->SetBlock(x, y, z, BTYPE_GRASS, &m_world);
-						}
-					}
-
-				for (int x = 0; x < CHUNK_SIZE_X; ++x)
-					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
-						for (int y = 0; y <= 10; ++y) {
-							if (chunk->GetBlock(x, y, z) == BTYPE_AIR)
-								chunk->SetBlock(x, y, z, BTYPE_ICE, &m_world);
-						}
-					}
-
-				for (int x = 0; x < CHUNK_SIZE_X; ++x)
-					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
-						for (int y = 0; y < CHUNK_SIZE_Y; ++y) {
-							Vector3f perlin;
-							perlin.x = x * CHUNK_SIZE_X + CHUNK_SIZE_X * chx;
-							perlin.y = (x + z) * CHUNK_SIZE_Y;
-							perlin.z = z * CHUNK_SIZE_Z + CHUNK_SIZE_Z * chy;
-							perlin.Normalize();
-							float height = m_perlin.Get(perlin.x, perlin.y, perlin.z);
-							if (chunk->GetBlock(x, y, z) != BTYPE_AIR && height > 18)
-								chunk->SetBlock(x, y, z, BTYPE_DIRT, &m_world);
-						}
-					}
-			}
-			else {
-				input.seekg(0, std::ios_base::end);
-				int size = input.tellg();
-				input.seekg(0, std::ios_base::beg);
-
-				char* data = new char[size];
-				input.read(data, size);
-				input.close();
-
-				m_world.GetChunks().Set(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z, new Chunk(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z, data));
-
-				delete[] data;
-			}
-			std::cout << "Chunk generated: " << chx / CHUNK_SIZE_X << ", " << chy / CHUNK_SIZE_Z << std::endl;
-
-			return true;
-		}
-	return false;
-}
-
-void Engine::UpdateWorld(int& generates, int& updates, int chx, int chy) {
-	if (generates == 0 && GenerateChunk(chx, chy)) generates = FRAMES_RENDER_CHUNKS;
-	if (updates == 0 && m_world.ChunkAt(chx, 1, chy) &&
-		m_world.ChunkAt(chx, 1, chy)->IsDirty()) {
-		m_world.ChunkAt(chx, 1, chy)->Update(m_blockinfo, &m_world);
-		updates = FRAMES_UPDATE_CHUNKS;
-	}
-}
-
-void Engine::ChangeBlockAtCursor(BlockType blockType) {
-	Vector3f currentPos = m_player.GetPosition();
-	Vector3f currentBlock = currentPos;
-	Vector3f ray = m_player.GetDirection();
-	bool found = false;
-
-	if (m_block) return;
-
-	while ((currentPos - currentBlock).Length() <= MAX_SELECTION_DISTANCE && !found) {
-		currentBlock += ray / 10.f;
-
-		BlockType bt = m_world.BlockAt(currentBlock);
-
-		if (bt != BTYPE_AIR)
-			found = true;
-	}
-
-	if (found) {
-		if (blockType != BTYPE_AIR) {
-			found = false;
-			while ((currentPos - currentBlock).Length() >= 1.7f && !found) {
-				currentBlock -= ray / 10.f;
-
-				BlockType bt = m_world.BlockAt(currentBlock);
-
-				if (bt == BTYPE_AIR) { // Vérification pour être sûr que le bloc à changer n'est pas dans le joueur.
-					int Bx = (int)currentBlock.x;
-					int By = (int)currentBlock.y;
-					int Bz = (int)currentBlock.z;
-
-					int Px = (int)currentPos.x;
-					int PyA = (int)currentPos.y;
-					int PyB = (int)(currentPos.y - .9f);
-					int PyC = (int)(currentPos.y - 1.7f);
-					int Pz = (int)currentPos.z;
-
-					if (!(Bx == Px &&
-						(By == PyA ||
-							By == PyB ||
-							By == PyC) &&
-						Bz == Pz))
-						found = true;
-				}
-			}
-		}
-	}
-
-	if (found && (int)currentBlock.y < CHUNK_SIZE_Y) {
-		int bx = (int)currentBlock.x % CHUNK_SIZE_X;
-		int by = (int)currentBlock.y % CHUNK_SIZE_Y;
-		int bz = (int)currentBlock.z % CHUNK_SIZE_Z;
-
-		m_world.ChunkAt(currentBlock)->SetBlock(bx, by, bz, blockType, &m_world);
-		m_world.ChunkAt(currentBlock)->MakeModified();
-		m_block = true;
-	}
-}

SQCSim2021/engine.h

@@ -35,31 +35,25 @@ private:
     void DrawHud(float elapsedTime);
     void PrintText(unsigned int x, unsigned int y, const std::string& t);
     int GetFps(float elapsedTime) const;
-    bool GenerateChunk(int chx, int chy);
-    void UpdateWorld(int& generates, int& updates, int chx, int chy);
-
-    void ChangeBlockAtCursor(BlockType blocktype);
 
     bool m_wireframe = false;
     bool m_isSkybox = true;
 
     int m_renderCount = 0;
     int m_badHitCount = 0;
-    std::vector<Vector3i> m_renderManifest;
 
+    Shader m_shader01;
     BlockInfo* m_blockinfo[BTYPE_LAST];
     TextureAtlas m_textureAtlas = TextureAtlas(BTYPE_LAST);
-    World m_world = World();
-    Perlin m_perlin = Perlin(3,5.f,64.f,12345);
 
-    Texture m_textureFloor;
+    World m_world = World();
+    Perlin m_perlin = Perlin(3,7.f,127.f,12345);
+
     Texture m_textureSkybox;
     Texture m_textureFont;
     Texture m_textureCrosshair;
-    Texture m_textureCube1;
     
     Skybox m_skybox;
-    Shader m_shader01;
     Audio m_audio = Audio(AUDIO_PATH "music01.wav");
 
     Player m_player = Player(Vector3f(0, CHUNK_SIZE_Y + 1.8f, 0));