X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fworld%2FWorld.hpp;h=4755b18bcdea3cad24dc797c748691239d7f617f;hb=0ab149c70b3f984b2cc0c7a122b4aa347bc5fd79;hp=d58ad6f0d644be82ba3547a95f3dddce54c28056;hpb=b066e776622f96e906600a0c4a08de392bd03676;p=blank.git

diff --git a/src/world/World.hpp b/src/world/World.hpp
index d58ad6f..4755b18 100644
--- a/src/world/World.hpp
+++ b/src/world/World.hpp
@@ -17,6 +17,7 @@ namespace blank {
 
 class BlockTypeRegistry;
 class EntityCollision;
+struct EntityDerivative;
 class Viewport;
 class WorldCollision;
 
@@ -25,8 +26,8 @@ class World {
 public:
 	struct Config {
 		std::string name = "default";
-		// initial player position
-		glm::vec3 spawn = { 0.0f, 0.0f, 0.0f };
+		// chunk base where new players are spawned
+		glm::ivec3 spawn = { 0, 0, 0 };
 		// 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,
@@ -61,8 +62,10 @@ public:
 		EntityCollision &);
 
 	/// check if given entity intersects with the world
-	bool Intersection(const Entity &e, std::vector<WorldCollision> &);
-	void Resolve(Entity &e, std::vector<WorldCollision> &);
+//	bool Intersection(const Entity &e, std::vector<WorldCollision> &col) {
+//		return Intersection(e, e.GetState(), col);
+//	}
+	bool Intersection(const Entity &e, const EntityState &, std::vector<WorldCollision> &);
 
 	const BlockTypeRegistry &BlockTypes() noexcept { return block_type; }
 	ChunkStore &Chunks() noexcept { return chunks; }
@@ -86,7 +89,10 @@ public:
 	std::list<Entity> &Entities() noexcept { return entities; }
 	const std::list<Entity> &Entities() const noexcept { return entities; }
 
+	// dt in ms
 	void Update(int dt);
+	// dt in s
+	void Update(Entity &, float dt);
 
 	void Render(Viewport &);
 
@@ -94,13 +100,35 @@ private:
 	using EntityHandle = std::list<Entity>::iterator;
 	EntityHandle RemoveEntity(EntityHandle &);
 
+	EntityDerivative CalculateStep(
+		const Entity &,
+		const EntityState &cur,
+		float dt,
+		const EntityDerivative &prev
+	);
+	glm::vec3 CalculateForce(
+		const Entity &,
+		const EntityState &cur
+	);
+	glm::vec3 ControlForce(
+		const Entity &,
+		const EntityState &
+	);
+	glm::vec3 CollisionForce(
+		const Entity &,
+		const EntityState &
+	);
+	glm::vec3 Gravity(
+		const Entity &,
+		const EntityState &
+	);
+
 private:
 	Config config;
 
 	const BlockTypeRegistry &block_type;
 
 	ChunkStore chunks;
-	ChunkIndex &spawn_index;
 
 	std::list<Player> players;
 	std::list<Entity> entities;