X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fworld.hpp;h=1d43fbe7ffce45e2929ea659ea48293be33daa33;hb=e53a0e2e711a7d8bd9b0ddacd1360aa14370643f;hp=9f29ab4ee4ff09b579689765b96872a2eb5f8766;hpb=5700ea3c08ea5e4a5c743f0413b65dc8eebfd220;p=blank.git

diff --git a/src/world.hpp b/src/world.hpp
index 9f29ab4..1d43fbe 100644
--- a/src/world.hpp
+++ b/src/world.hpp
@@ -1,150 +1,38 @@
 #ifndef BLANK_WORLD_HPP_
 #define BLANK_WORLD_HPP_
 
-#include "model.hpp"
-#include "geometry.hpp"
+#include "block.hpp"
+#include "chunk.hpp"
+#include "entity.hpp"
+#include "generator.hpp"
+#include "shader.hpp"
+#include "shape.hpp"
 
 #include <list>
-#include <vector>
-#include <GL/glew.h>
 #include <glm/glm.hpp>
 
 
 namespace blank {
 
-/// attributes of a type of block
-struct BlockType {
-
-	int id;
-
-	bool visible;
-	glm::vec3 color;
-
-	constexpr explicit BlockType(
-		bool v = false,
-		const glm::vec3 &color = { 1, 1, 1 })
-	: id(-1), visible(v), color(color) { }
-
-	static const BlockType DEFAULT;
-
-
-	void FillVBO(
-		const glm::vec3 &pos,
-		std::vector<glm::vec3> &vertices,
-		std::vector<glm::vec3> &colors,
-		std::vector<glm::vec3> &normals
-	) const;
-
-	void FillModel(const glm::vec3 &pos, Model &m) const {
-		FillVBO(pos, m.vertices, m.colors, m.normals);
-	}
-
-};
-
-
-class BlockTypeRegistry {
-
-public:
-	BlockTypeRegistry();
-
-public:
-	int Add(const BlockType &);
-
-	BlockType *operator [](int id) { return &types[id]; }
-	const BlockType *Get(int id) const { return &types[id]; }
-
-private:
-	std::vector<BlockType> types;
-
-};
-
-
-/// single 1x1x1 cube
-struct Block {
-
-	const BlockType *type;
-
-	constexpr explicit Block(const BlockType *t = &BlockType::DEFAULT)
-	: type(t) { }
-
-};
-
-
-/// cube of size 16 (256 tiles, 4096 blocks)
-class Chunk {
-
-public:
-	Chunk();
-
-	Chunk(Chunk &&);
-	Chunk &operator =(Chunk &&);
-
-	static constexpr int Width() { return 16; }
-	static constexpr int Height() { return 16; }
-	static constexpr int Depth() { return 16; }
-	static glm::vec3 Extent() { return glm::vec3(Width(), Height(), Depth()); }
-	static constexpr int Size() { return Width() * Height() * Depth(); }
-
-	static constexpr bool InBounds(const glm::vec3 &pos) {
-		return
-			pos.x >= 0 && pos.x < Width() &&
-			pos.y >= 0 && pos.y < Height() &&
-			pos.z >= 0 && pos.z < Depth();
-	}
-	static constexpr int ToIndex(const glm::vec3 &pos) {
-		return pos.x + pos.y * Width() + pos.z * Width() * Height();
-	}
-	static constexpr bool InBounds(int idx) {
-		return idx >= 0 && idx < Size();
-	}
-	static glm::vec3 ToCoords(int idx) {
-		return glm::vec3(
-			idx % Width(),
-			(idx / Width()) % Height(),
-			idx / (Width() * Height())
-		);
-	}
-
-	void Invalidate() { dirty = true; }
-
-	Block &BlockAt(int index) { return blocks[index]; }
-	const Block &BlockAt(int index) const { return blocks[index]; }
-	Block &BlockAt(const glm::vec3 &pos) { return BlockAt(ToIndex(pos)); }
-	const Block &BlockAt(const glm::vec3 &pos) const { return BlockAt(ToIndex(pos)); }
-
-	bool Intersection(
-		const Ray &,
-		const glm::mat4 &M,
-		int *blkid = nullptr,
-		float *dist = nullptr,
-		glm::vec3 *normal = nullptr) const;
-
-	void Position(const glm::vec3 &);
-	const glm::vec3 &Position() const { return position; }
-	const glm::mat4 &Transform() const { return transform; }
-
-	void Draw();
-
-private:
-	int VertexCount() const;
-	void Update();
-
-private:
-	std::vector<Block> blocks;
-	Model model;
-	glm::vec3 position;
-	glm::mat4 transform;
-	bool dirty;
-
-};
-
-
 class World {
 
 public:
-	World();
-
-	void Generate();
+	struct Config {
+		// initial player position
+		glm::vec3 spawn = { 4.0f, 4.0f, 4.0f };
+		// direction facing towards(!) the light
+		glm::vec3 light_direction = { -1.0f, -3.0f, -2.0f };
+		// fade out reaches 1/e (0.3679) at 1/fog_density,
+		// gets less than 0.01 at e/(2 * fog_density)
+		// I chose 0.011 because it yields 91 and 124 for those, so
+		// slightly less than 6 and 8 chunks
+		float fog_density = 0.011f;
+
+		Generator::Config gen = Generator::Config();
+		ChunkLoader::Config load = ChunkLoader::Config();
+	};
+
+	explicit World(const Config &);
 
 	bool Intersection(
 		const Ray &,
@@ -155,16 +43,31 @@ public:
 		glm::vec3 *normal = nullptr);
 
 	BlockTypeRegistry &BlockTypes() { return blockType; }
-	std::list<Chunk> &LoadedChunks() { return chunks; }
 
-	Chunk &Next(const Chunk &, const glm::vec3 &dir);
+	Entity &Player() { return *player; }
+	Entity &AddEntity() { entities.emplace_back(); return entities.back(); }
 
-private:
-	Chunk &Generate(const glm::vec3 &);
+	Chunk &PlayerChunk();
+	Chunk &Next(const Chunk &to, const glm::tvec3<int> &dir);
+
+	void Update(int dt);
+
+	void Render(BlockLighting &, DirectionalLighting &);
 
 private:
 	BlockTypeRegistry blockType;
-	std::list<Chunk> chunks;
+	CuboidShape blockShape;
+	StairShape stairShape;
+	CuboidShape slabShape;
+
+	Generator generate;
+	ChunkLoader chunks;
+
+	Entity *player;
+	std::list<Entity> entities;
+
+	glm::vec3 light_direction;
+	float fog_density;
 
 };