WIP: Resolve "Complete state vector new data structure?"

Closes #287 (closed)

Continues in !358 (closed)

include/core/state_block/has_state_blocks.h

@@ -18,6 +18,52 @@ namespace wolf
 
 typedef std::unordered_map<std::string, StateBlockPtr> StateBlockMap;
 
+class StateBlockComposite
+{
+    public:
+        StateBlockComposite() = default;
+        virtual ~StateBlockComposite() = default;
+
+        const StateBlockMap& getStateBlockMap() const;
+
+        // These act on all state blocks. Per-block action must be done through state_block.fix() or through extended API in derived classes of this.
+        virtual void fix();
+        virtual void unfix();
+        virtual bool isFixed() const;
+
+        virtual StateBlockPtr   emplace(const std::string& _sb_type, const StateBlockPtr& _sb);
+        virtual unsigned int    erase(const std::string& _sb_type);
+        virtual unsigned int    erase(const char _sb_type);
+        unsigned int            count(const std::string& _sb_type) const { return state_block_map_.count(_sb_type); }
+        unsigned int            count(const StateBlockPtr& _sb) const;
+        StateBlockPtr   at(const std::string& _sb_type) const;
+        bool            set(const std::string _sb_type, const StateBlockPtr& _sb);
+        bool            key(const StateBlockPtr& _sb, std::string& _key) const;
+        StateBlockMap::const_iterator find(const StateBlockPtr& _sb) const;
+
+        // Emplace derived state blocks (angle, quaternion, etc).
+        template<typename SB, typename ... Args>
+        std::shared_ptr<SB> emplace(const std::string& _sb_type, ProblemPtr _problem, Args&&... _args_of_derived_state_block_constructor);
+
+        // Emplace base state blocks.
+        template<typename ... Args>
+        inline StateBlockPtr emplace(const std::string& _sb_type, ProblemPtr _problem, Args&&... _args_of_base_state_block_constructor);
+
+        // Perturb state with noise
+        void            perturb(double amplitude = 0.01);
+
+        // Plus operator
+        void            plus(const VectorComposite& _dx);
+
+        // Get composite of state vectors (not blocks)
+        VectorComposite getStateComposite() const;
+        bool            getStateComposite(VectorComposite& _state) const;
+        void            setStateComposite(const VectorComposite& _state);
+
+    private:
+        StateBlockMap state_block_map_;
+};
+
 
 class HasStateBlocks
 {