feat: T4 RawFile and MapEnts loading (#870)

src/ObjLoading/Game/T4/Maps/MapEntsLoaderT4.cpp

@@ -0,0 +1,52 @@
+#include "MapEntsLoaderT4.h"
+
+#include "Game/T4/T4.h"
+#include "Maps/MapEntsCommon.h"
+
+using namespace T4;
+
+namespace
+{
+    class MapEntsLoader final : public AssetCreator<AssetMapEnts>
+    {
+    public:
+        MapEntsLoader(MemoryManager& memory, ISearchPath& searchPath)
+            : m_memory(memory),
+              m_search_path(searchPath)
+        {
+        }
+
+        AssetCreationResult CreateAsset(const std::string& assetName, AssetCreationContext& context) override
+        {
+            const auto file = m_search_path.Open(map_ents::GetEntsFileNameForAssetName(assetName));
+            if (!file.IsOpen())
+                return AssetCreationResult::NoAction();
+
+            auto* mapEnts = m_memory.Alloc<MapEnts>();
+            mapEnts->name = m_memory.Dup(assetName.c_str());
+            mapEnts->numEntityChars = static_cast<int>(file.m_length + 1);
+
+            auto* fileBuffer = m_memory.Alloc<char>(static_cast<size_t>(file.m_length + 1));
+            file.m_stream->read(fileBuffer, file.m_length);
+            if (file.m_stream->gcount() != file.m_length)
+                return AssetCreationResult::Failure();
+            fileBuffer[static_cast<size_t>(file.m_length)] = '\0';
+
+            mapEnts->entityString = fileBuffer;
+
+            return AssetCreationResult::Success(context.AddAsset<AssetMapEnts>(assetName, mapEnts));
+        }
+
+    private:
+        MemoryManager& m_memory;
+        ISearchPath& m_search_path;
+    };
+} // namespace
+
+namespace map_ents
+{
+    std::unique_ptr<AssetCreator<AssetMapEnts>> CreateLoaderT4(MemoryManager& memory, ISearchPath& searchPath)
+    {
+        return std::make_unique<MapEntsLoader>(memory, searchPath);
+    }
+} // namespace map_ents

src/ObjLoading/Game/T4/Maps/MapEntsLoaderT4.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "Asset/IAssetCreator.h"
+#include "Game/T4/T4.h"
+#include "SearchPath/ISearchPath.h"
+#include "Utils/MemoryManager.h"
+
+#include <memory>
+
+namespace map_ents
+{
+    std::unique_ptr<AssetCreator<T4::AssetMapEnts>> CreateLoaderT4(MemoryManager& memory, ISearchPath& searchPath);
+} // namespace map_ents

src/ObjLoading/Game/T4/ObjLoaderT4.cpp

@@ -5,6 +5,8 @@
 #include "Game/T4/T4.h"
 #include "Game/T4/XAnim/XAnimLoaderT4.h"
 #include "Localize/AssetLoaderLocalizeT4.h"
+#include "Maps/MapEntsLoaderT4.h"
+#include "RawFile/AssetLoaderRawFileT4.h"
 
 using namespace T4;
 
@@ -88,6 +90,8 @@ namespace
 
         collection.AddAssetCreator(xanim::CreateLoaderT4(memory, searchPath, zone));
         collection.AddAssetCreator(localize::CreateLoaderT4(memory, searchPath, zone));
+        collection.AddAssetCreator(map_ents::CreateLoaderT4(memory, searchPath));
+        collection.AddAssetCreator(raw_file::CreateLoaderT4(memory, searchPath));
     }
 } // namespace
 

src/ObjLoading/Game/T4/RawFile/AssetLoaderRawFileT4.cpp

@@ -0,0 +1,51 @@
+#include "AssetLoaderRawFileT4.h"
+
+#include "Game/T4/T4.h"
+
+using namespace T4;
+
+namespace
+{
+    class RawFileLoader final : public AssetCreator<AssetRawFile>
+    {
+    public:
+        RawFileLoader(MemoryManager& memory, ISearchPath& searchPath)
+            : m_memory(memory),
+              m_search_path(searchPath)
+        {
+        }
+
+        AssetCreationResult CreateAsset(const std::string& assetName, AssetCreationContext& context) override
+        {
+            const auto file = m_search_path.Open(assetName);
+            if (!file.IsOpen())
+                return AssetCreationResult::NoAction();
+
+            auto* rawFile = m_memory.Alloc<RawFile>();
+            rawFile->name = m_memory.Dup(assetName.c_str());
+            rawFile->len = static_cast<int>(file.m_length);
+
+            auto* fileBuffer = m_memory.Alloc<char>(static_cast<size_t>(file.m_length + 1));
+            file.m_stream->read(fileBuffer, file.m_length);
+            if (file.m_stream->gcount() != file.m_length)
+                return AssetCreationResult::Failure();
+            fileBuffer[rawFile->len] = '\0';
+
+            rawFile->buffer = fileBuffer;
+
+            return AssetCreationResult::Success(context.AddAsset<AssetRawFile>(assetName, rawFile));
+        }
+
+    private:
+        MemoryManager& m_memory;
+        ISearchPath& m_search_path;
+    };
+} // namespace
+
+namespace raw_file
+{
+    std::unique_ptr<AssetCreator<AssetRawFile>> CreateLoaderT4(MemoryManager& memory, ISearchPath& searchPath)
+    {
+        return std::make_unique<RawFileLoader>(memory, searchPath);
+    }
+} // namespace raw_file

src/ObjLoading/Game/T4/RawFile/AssetLoaderRawFileT4.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "Asset/IAssetCreator.h"
+#include "Game/T4/T4.h"
+#include "SearchPath/ISearchPath.h"
+#include "Utils/MemoryManager.h"
+
+#include <memory>
+
+namespace raw_file
+{
+    std::unique_ptr<AssetCreator<T4::AssetRawFile>> CreateLoaderT4(MemoryManager& memory, ISearchPath& searchPath);
+} // namespace raw_file