In process of adding luaconsole.cpp

luprex/cpp/world.hpp

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+
+#ifndef WORLD_HPP
+#define WORLD_HPP
+
+#include "luastack.hpp"
+#include "planemap.hpp"
+#include "idalloc.hpp"
+#include "animqueue.hpp"
+#include "source.hpp"
+#include <memory>
+#include <unordered_map>
+
+class World;
+
+class Tangible {
+public:
+    // Simple constructor initializes everything to null.
+    //
+    Tangible();
+
+    // Always points back to the world model.
+    World *world_;
+
+    // Animation queue.
+    //
+    AnimQueue anim_queue_;
+
+    // Plane Item.
+    //
+    // The PlaneItem also contains this tangible's ID.
+    // To move this Tangible, update the anim_queue first, then update
+    // this plane_item_ from the anim_queue.
+    PlaneItem plane_item_;
+
+    // Player ID pool
+    //
+    // Note: this is only allocated if this Tangible is a player.
+    std::unique_ptr<IdPlayerPool> id_player_pool_;
+
+    void be_a_player();
+};
+
+class World {
+public:
+    // A pointer to the lua State.
+    //
+    lua_State *lua_state_;
+
+    // The Global ID Pool.
+    //
+    IdGlobalPool id_global_pool_;
+
+    // Source Database.
+    //
+    SourceDB source_db_;
+    PlaneMap plane_map_;
+    std::unordered_map<int64_t, Tangible> tangibles_;
+
+public:
+    // Constructor.
+    //
+    // The constructor also calls 'lua_open' to create a new
+    // lua interpreter for this world model.  The lua interpreter
+    // is stored in world::lua_state_.  A significant amount of
+    // initial setup is done by this constructor.
+    //
+    World();
+
+    // Destructor.
+    //
+    // Not currently functional.
+    //
+    ~World();
+
+    // Initialize for single-player mode.
+    //
+    void init_standalone();
+
+    // get_lua_state
+    //
+    // Get the lua interpreter associated with this world model.
+    //
+    lua_State *get_lua_state() { return lua_state_; }
+
+    // update_view_map
+    //
+    // Update the view map with information about all the tangibles near
+    // the specified player.
+    //
+    void update_view_map(AnimViewMap *vm, int64_t player_id, float radius);
+    
+    // Make a tangible.
+    //
+    // If the ID is zero, allocates an ID using the thread's ID allocator. If
+    // pushdb is true, pushes the tangible's database onto the lua stack.
+    // Otherwise, leaves the lua stack untouched.
+    //
+    Tangible *tangible_make(lua_State *L, int64_t id, bool pushdb);
+
+    // Get a pointer to the specified tangible.
+    //
+    Tangible *tangible_get(int64_t id);
+    
+    // Delete a tangible with the specified ID.
+    //
+    // If the tangible doesn't exist, does nothing.
+    //
+    void tangible_del(int64_t id);
+
+    // fetch
+    //
+    // Given a lua state, fetch the world model associated with
+    // that lua state.
+    //
+    static World *fetch(lua_State *L);
+};
+
+#endif // WORLD_HPP