wip

src/ObjCompiling/Techset/StateMap/StateMapHandler.h

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+#pragma once
+
+#include "Techset/StateMap/StateMapDefinition.h"
+#include "Techset/StateMap/StateMapLayout.h"
+
+#include <cstdint>
+#include <unordered_map>
+
+namespace state_map
+{
+    class StateMapVars final : public ISimpleExpressionScopeValues
+    {
+    public:
+        void AddValue(std::string key, std::string value);
+        [[nodiscard]] SimpleExpressionValue ValueByName(const std::string& name) const override;
+
+    private:
+        std::unordered_map<std::string, std::string> m_vars;
+    };
+
+    class StateMapHandler
+    {
+    public:
+        StateMapHandler(const StateMapLayout& stateMapLayout, const StateMapDefinition& stateMap);
+
+        void ApplyStateMap(const uint32_t* baseStateBits, uint32_t* outStateBits) const;
+
+    private:
+        StateMapVars BuildVars(const uint32_t* baseStateBits) const;
+        static void ApplyRule(const StateMapLayoutEntry& entry, const StateMapRule& rule, uint32_t* outStateBits);
+
+        const StateMapLayout& m_state_map_layout;
+        const StateMapDefinition& m_state_map;
+    };
+} // namespace state_map