Initial commit: DayZ memory C++ port with DMA backend and overlay

2026-06-16 15:18:44 +08:00
commit f04e38b8ae
163 changed files with 163380 additions and 0 deletions
@@ -0,0 +1,93 @@
+#pragma once
+#include <functional>
+#include <optional>
+#include <string>
+#include <unordered_map>
+#include <vector>
+
+#include "Core/Models.h"
+
+// -------------------------------------------------------------------------
+// EntityCategoryProjector
+// Merges the three entity lists (near / far / slow) and projects them into
+// typed category vectors.  All methods are static — no instance state.
+// -------------------------------------------------------------------------
+
+class EntityCategoryProjector {
+public:
+    // ------------------------------------------------------------------
+    // Public projection methods
+    // ------------------------------------------------------------------
+
+    static std::vector<DayZPlayerEntry> BuildPlayers(
+        const std::vector<DayZNearEntityEntry>& near,
+        const std::vector<DayZFarEntityEntry>&  far,
+        const std::vector<DayZSlowEntityEntry>& slow,
+        const std::unordered_map<uint32_t, std::string>& scoreboardNames,
+        std::function<bool(uint64_t)>        deadResolver,
+        std::function<std::string(uint64_t)> heldItemResolver,
+        std::function<float(uint64_t)>       healthResolver,
+        std::function<bool(uint64_t)>        adminResolver = nullptr);
+
+    static std::vector<DayZAnimalEntry> BuildAnimals(
+        const std::vector<DayZNearEntityEntry>& near,
+        const std::vector<DayZFarEntityEntry>&  far,
+        const std::vector<DayZSlowEntityEntry>& slow);
+
+    static std::vector<DayZZombieEntry> BuildZombies(
+        const std::vector<DayZNearEntityEntry>& near,
+        const std::vector<DayZFarEntityEntry>&  far,
+        const std::vector<DayZSlowEntityEntry>& slow);
+
+    static std::vector<DayZCarAndBoatEntry> BuildCarsAndBoats(
+        const std::vector<DayZNearEntityEntry>& near,
+        const std::vector<DayZFarEntityEntry>&  far,
+        const std::vector<DayZSlowEntityEntry>& slow);
+
+    static std::vector<DayZOtherEntityEntry> BuildOtherEntities(
+        const std::vector<DayZNearEntityEntry>& near,
+        const std::vector<DayZFarEntityEntry>&  far,
+        const std::vector<DayZSlowEntityEntry>& slow);
+
+private:
+    // ------------------------------------------------------------------
+    // Unified flattened view of one entity from any list
+    // ------------------------------------------------------------------
+    struct EntityProjection {
+        uint64_t               address        = 0;
+        uint32_t               networkId      = 0;
+        std::optional<Vector3> position;
+        std::optional<float>   headingDegrees;
+        std::string            entityName;
+        std::string            typeName;
+        std::string            configName;
+        std::string            modelName;
+    };
+
+    // ------------------------------------------------------------------
+    // Internal helpers
+    // ------------------------------------------------------------------
+
+    /// Merge all three lists, deduplicate by address, and sort by
+    /// (entityName, address) for deterministic ordering.
+    static std::vector<EntityProjection> EnumerateEntities(
+        const std::vector<DayZNearEntityEntry>& near,
+        const std::vector<DayZFarEntityEntry>&  far,
+        const std::vector<DayZSlowEntityEntry>& slow);
+
+    /// Returns true if typeName belongs to one of the explicitly-handled
+    /// categories (player, animal, zombie, vehicle).
+    static bool IsKnownCategoryType(const std::string& typeName);
+
+    /// Returns the VehicleKind for known vehicle type names, or nullopt.
+    static std::optional<VehicleKind> GetVehicleKind(const std::string& typeName);
+
+    // Type-name constants
+    static constexpr const char* kTypePlayer   = "dayzplayer";
+    static constexpr const char* kTypeAnimal   = "dayzanimal";
+    static constexpr const char* kTypeZombie   = "dayzinfected";
+    static constexpr const char* kTypeBoat     = "boat";
+    static constexpr const char* kTypeCar      = "car";
+    static constexpr const char* kTypeHeli     = "helicopter";
+    static constexpr const char* kTypePlane    = "plane";
+};