feat: add t6 gfxlight dumper and loader

docs/SupportedAssetTypes.md

@@ -179,7 +179,7 @@ The following section specify which assets are supported to be dumped to disk (u
 | GameWorldMp            | ❌              | ❌              |                                                                                                                                                                |
 | MapEnts                | ✅              | ❌              |                                                                                                                                                                |
 | GfxWorld               | ❌              | ❌              |                                                                                                                                                                |
-| GfxLightDef            | ❌              | ❌              |                                                                                                                                                                |
+| GfxLightDef            | ✅              | ✅              |                                                                                                                                                                |
 | Font_s                 | ❌              | ❌              |                                                                                                                                                                |
 | FontIcon               | ✅              | ✅              |                                                                                                                                                                |
 | MenuList               | ❌              | ❌              |                                                                                                                                                                |

src/ObjLoading/Game/T6/LightDef/LightDefLoaderT6.cpp

@@ -0,0 +1,77 @@
+#include "LightDefLoaderT6.h"
+
+#include "Game/T6/T6.h"
+#include "LightDef/LightDefCommon.h"
+#include "Utils/Logging/Log.h"
+
+#include <cstring>
+#include <format>
+#include <iostream>
+
+using namespace T6;
+
+namespace
+{
+    constexpr auto MAX_IMAGE_NAME_SIZE = 0x800;
+
+    class LoaderLightDef final : public AssetCreator<AssetLightDef>
+    {
+    public:
+        LoaderLightDef(MemoryManager& memory, ISearchPath& searchPath)
+            : m_memory(memory),
+              m_search_path(searchPath)
+        {
+        }
+
+        AssetCreationResult CreateAsset(const std::string& assetName, AssetCreationContext& context) override
+        {
+            const auto filename = light_def::GetFileNameForAsset(assetName);
+            const auto file = m_search_path.Open(filename);
+            if (!file.IsOpen())
+                return AssetCreationResult::NoAction();
+
+            const auto imageNameSize = file.m_length - sizeof(char) - sizeof(char);
+            if (imageNameSize < 0 || imageNameSize > MAX_IMAGE_NAME_SIZE)
+                return AssetCreationResult::Failure();
+
+            auto* lightDef = m_memory.Alloc<GfxLightDef>();
+            lightDef->name = m_memory.Dup(assetName.c_str());
+
+            AssetRegistration<AssetLightDef> registration(assetName, lightDef);
+
+            std::string imageName(static_cast<size_t>(imageNameSize), '\0');
+
+            int8_t samplerState;
+            int8_t lmapLookupStart;
+            file.m_stream->read(reinterpret_cast<char*>(&samplerState), sizeof(int8_t));
+            file.m_stream->read(&imageName[0], static_cast<size_t>(imageNameSize));
+            file.m_stream->read(reinterpret_cast<char*>(&lmapLookupStart), sizeof(int8_t));
+
+            auto* imageDependency = context.LoadDependency<AssetImage>(imageName);
+            if (!imageDependency)
+            {
+                con::error("Could not load GfxLightDef \"{}\" due to missing image \"{}\"", assetName, imageName);
+                return AssetCreationResult::Failure();
+            }
+            registration.AddDependency(imageDependency);
+
+            lightDef->attenuation.samplerState = samplerState;
+            lightDef->attenuation.image = imageDependency->Asset();
+            lightDef->lmapLookupStart = static_cast<int>(static_cast<uint8_t>(lmapLookupStart));
+
+            return AssetCreationResult::Success(context.AddAsset(std::move(registration)));
+        }
+
+    private:
+        MemoryManager& m_memory;
+        ISearchPath& m_search_path;
+    };
+} // namespace
+
+namespace light_def
+{
+    std::unique_ptr<AssetCreator<AssetLightDef>> CreateLoaderT6(MemoryManager& memory, ISearchPath& searchPath)
+    {
+        return std::make_unique<LoaderLightDef>(memory, searchPath);
+    }
+} // namespace light_def

src/ObjLoading/Game/T6/LightDef/LightDefLoaderT6.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "Asset/IAssetCreator.h"
+#include "Game/T6/T6.h"
+#include "SearchPath/ISearchPath.h"
+#include "Utils/MemoryManager.h"
+
+#include <memory>
+
+namespace light_def
+{
+    std::unique_ptr<AssetCreator<T6::AssetLightDef>> CreateLoaderT6(MemoryManager& memory, ISearchPath& searchPath);
+} // namespace light_def

src/ObjLoading/Game/T6/ObjLoaderT6.cpp

@@ -17,6 +17,7 @@
 #include "Image/IwiTypes.h"
 #include "Image/Texture.h"
 #include "Leaderboard/JsonLoaderLeaderboardT6.h"
+#include "LightDef/LightDefLoaderT6.h"
 #include "Localize/LocalizeLoaderT6.h"
 #include "Material/LoaderMaterialT6.h"
 #include "ObjContainer/IPak/IPak.h"
@@ -399,7 +400,7 @@ namespace T6
             // collection.AddAssetCreator(std::make_unique<AssetLoaderGameWorldMp>(memory));
             // collection.AddAssetCreator(std::make_unique<AssetLoaderMapEnts>(memory));
             // collection.AddAssetCreator(std::make_unique<AssetLoaderGfxWorld>(memory));
-            // collection.AddAssetCreator(std::make_unique<AssetLoaderLightDef>(memory));
+            collection.AddAssetCreator(light_def::CreateLoaderT6(memory, searchPath));
             // collection.AddAssetCreator(std::make_unique<AssetLoaderFont>(memory));
             collection.AddAssetCreator(font_icon::CreateCsvLoaderT6(memory, searchPath));
             collection.AddAssetCreator(font_icon::CreateJsonLoaderT6(memory, searchPath));

src/ObjWriting/Game/T6/LightDef/LightDefDumperT6.cpp

@@ -0,0 +1,25 @@
+#include "LightDefDumperT6.h"
+
+#include "LightDef/LightDefCommon.h"
+
+using namespace T6;
+
+namespace light_def
+{
+    void DumperT6::DumpAsset(AssetDumpingContext& context, const XAssetInfo<AssetLightDef::Type>& asset)
+    {
+        const auto* lightDef = asset.Asset();
+        const auto assetFile = context.OpenAssetFile(GetFileNameForAsset(asset.m_name));
+
+        if (!assetFile || lightDef->attenuation.image == nullptr || lightDef->attenuation.image->name == nullptr)
+            return;
+
+        auto& stream = *assetFile;
+
+        const auto* imageName = lightDef->attenuation.image->name;
+        if (imageName[0] == ',')
+            imageName = &imageName[1];
+
+        stream << lightDef->attenuation.samplerState << imageName << static_cast<char>(lightDef->lmapLookupStart);
+    }
+} // namespace light_def

src/ObjWriting/Game/T6/LightDef/LightDefDumperT6.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "Dumping/AbstractAssetDumper.h"
+#include "Game/T6/T6.h"
+
+namespace light_def
+{
+    class DumperT6 final : public AbstractAssetDumper<T6::AssetLightDef>
+    {
+    protected:
+        void DumpAsset(AssetDumpingContext& context, const XAssetInfo<T6::AssetLightDef::Type>& asset) override;
+    };
+} // namespace light_def

src/ObjWriting/Game/T6/ObjWriterT6.cpp

@@ -6,6 +6,7 @@
 #include "Game/T6/XModel/XModelDumperT6.h"
 #include "Image/ImageDumperT6.h"
 #include "Leaderboard/LeaderboardJsonDumperT6.h"
+#include "LightDef/LightDefDumperT6.h"
 #include "Localize/LocalizeDumperT6.h"
 #include "Maps/MapEntsDumperT6.h"
 #include "PhysConstraints/PhysConstraintsInfoStringDumperT6.h"
@@ -51,7 +52,7 @@ void ObjWriter::RegisterAssetDumpers(AssetDumpingContext& context)
     // REGISTER_DUMPER(AssetDumperGameWorldMp, m_game_world_mp)
     RegisterAssetDumper(std::make_unique<map_ents::DumperT6>());
     // REGISTER_DUMPER(AssetDumperGfxWorld, m_gfx_world)
-    // REGISTER_DUMPER(AssetDumperGfxLightDef, m_gfx_light_def)
+    RegisterAssetDumper(std::make_unique<light_def::DumperT6>());
     // REGISTER_DUMPER(AssetDumperFont, m_font)
     RegisterAssetDumper(font_icon::CreateDumperT6());
     // REGISTER_DUMPER(AssetDumperMenuList, m_menu_list)