feat: add iw5 gfxlight dumper and loader

docs/SupportedAssetTypes.md

@@ -103,7 +103,7 @@ The following section specify which assets are supported to be dumped to disk (u
 | MapEnts                   | ❌              | ❌              |                                                                                                               |
 | FxWorld                   | ❌              | ❌              |                                                                                                               |
 | GfxWorld                  | ❌              | ❌              |                                                                                                               |
-| GfxLightDef               | ❌              | ❌              |                                                                                                               |
+| GfxLightDef               | ✅              | ✅              |                                                                                                               |
 | Font_s                    | ❌              | ❌              |                                                                                                               |
 | MenuList                  | ✅              | ✅              | The output is decompiled. The result will not be the same as the input.                                       |
 | menuDef_t                 | ✅              | ✅              | See menulist.                                                                                                 |

src/ObjLoading/Game/IW5/LightDef/LightDefLoaderIW5.cpp

@@ -0,0 +1,103 @@
+#include "LightDefLoaderIW5.h"
+
+#include "Game/IW5/IW5.h"
+#include "LightDef/LightDefCommon.h"
+#include "Utils/Logging/Log.h"
+
+#include <cstring>
+#include <format>
+#include <iostream>
+
+using namespace IW5;
+
+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();
+
+            auto* lightDef = m_memory.Alloc<GfxLightDef>();
+            lightDef->name = m_memory.Dup(assetName.c_str());
+
+            AssetRegistration<AssetLightDef> registration(assetName, lightDef);
+
+            int8_t attenuationSamplerState;
+            file.m_stream->read(reinterpret_cast<char*>(&attenuationSamplerState), sizeof(int8_t));
+
+            std::string attenuationName = "";
+            unsigned char letter;
+            file.m_stream->read(reinterpret_cast<char*>(&letter), sizeof(int8_t));
+            while (letter != '\0')
+            {
+                attenuationName += letter;
+
+                file.m_stream->read(reinterpret_cast<char*>(&letter), sizeof(int8_t));
+            }
+
+            auto* attenuationImageDependency = context.LoadDependency<AssetImage>(attenuationName);
+            if (!attenuationImageDependency)
+            {
+                con::error("Could not load GfxLightDef \"{}\" due to missing attenuation image \"{}\"", assetName, attenuationName);
+                return AssetCreationResult::Failure();
+            }
+            registration.AddDependency(attenuationImageDependency);
+
+            int8_t cucolorisSamplerState;
+            file.m_stream->read(reinterpret_cast<char*>(&cucolorisSamplerState), sizeof(int8_t));
+
+            std::string cucolorisName = "";
+            file.m_stream->read(reinterpret_cast<char*>(&letter), sizeof(int8_t));
+            while (letter != '\0')
+            {
+                cucolorisName += letter;
+
+                file.m_stream->read(reinterpret_cast<char*>(&cucolorisName), sizeof(int8_t));
+            }
+
+            auto* cucolorisImageDependency = context.LoadDependency<AssetImage>(cucolorisName);
+            if (!cucolorisImageDependency)
+            {
+                con::error("Could not load GfxLightDef \"{}\" due to missing cucoloris image \"{}\"", assetName, cucolorisName);
+                return AssetCreationResult::Failure();
+            }
+            registration.AddDependency(cucolorisImageDependency);
+
+            int8_t lmapLookupStart;
+            file.m_stream->read(reinterpret_cast<char*>(&lmapLookupStart), sizeof(int8_t));
+
+            lightDef->attenuation.samplerState = attenuationSamplerState;
+            lightDef->attenuation.image = attenuationImageDependency->Asset();
+            lightDef->cucoloris.samplerState = cucolorisSamplerState;
+            lightDef->cucoloris.image = cucolorisImageDependency->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>> CreateLoaderIW5(MemoryManager& memory, ISearchPath& searchPath)
+    {
+        return std::make_unique<LoaderLightDef>(memory, searchPath);
+    }
+} // namespace light_def

src/ObjLoading/Game/IW5/LightDef/LightDefLoaderIW5.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "Asset/IAssetCreator.h"
+#include "Game/IW5/IW5.h"
+#include "SearchPath/ISearchPath.h"
+#include "Utils/MemoryManager.h"
+
+#include <memory>
+
+namespace light_def
+{
+    std::unique_ptr<AssetCreator<IW5::AssetLightDef>> CreateLoaderIW5(MemoryManager& memory, ISearchPath& searchPath);
+} // namespace light_def

src/ObjLoading/Game/IW5/ObjLoaderIW5.cpp

@@ -10,6 +10,7 @@
 #include "Game/IW5/Techset/VertexShaderLoaderIW5.h"
 #include "Game/IW5/XModel/LoaderXModelIW5.h"
 #include "Leaderboard/LoaderLeaderboardIW5.h"
+#include "LightDef/LightDefLoaderIW5.h"
 #include "Localize/LoaderLocalizeIW5.h"
 #include "Material/LoaderMaterialIW5.h"
 #include "Menu/LoaderMenuListIW5.h"
@@ -151,7 +152,7 @@ namespace
         // collection.AddAssetCreator(std::make_unique<AssetLoaderMapEnts>(memory));
         // collection.AddAssetCreator(std::make_unique<AssetLoaderFxWorld>(memory));
         // collection.AddAssetCreator(std::make_unique<AssetLoaderGfxWorld>(memory));
-        // collection.AddAssetCreator(std::make_unique<AssetLoaderLightDef>(memory));
+        collection.AddAssetCreator(light_def::CreateLoaderIW5(memory, searchPath));
         // collection.AddAssetCreator(std::make_unique<AssetLoaderFont>(memory));
         collection.AddAssetCreator(menu::CreateMenuListLoaderIW5(memory, searchPath));
         // collection.AddAssetCreator(std::make_unique<AssetLoaderMenu>(memory));

src/ObjWriting/Game/IW5/LightDef/LightDefDumperIW5.cpp

@@ -0,0 +1,31 @@
+#include "LightDefDumperIW5.h"
+
+#include "LightDef/LightDefCommon.h"
+
+using namespace IW5;
+
+namespace light_def
+{
+    void DumperIW5::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 || lightDef->cucoloris.image == nullptr
+            || lightDef->cucoloris.image->name == nullptr)
+            return;
+
+        auto& stream = *assetFile;
+
+        const auto* attenuationImageName = lightDef->attenuation.image->name;
+        if (attenuationImageName[0] == ',')
+            attenuationImageName = &attenuationImageName[1];
+
+        const auto* cucolorisImageName = lightDef->cucoloris.image->name;
+        if (cucolorisImageName[0] == ',')
+            cucolorisImageName = &cucolorisImageName[1];
+
+        stream << lightDef->attenuation.samplerState << attenuationImageName << '\0' << lightDef->cucoloris.samplerState << cucolorisImageName
+               << static_cast<char>(lightDef->lmapLookupStart);
+    }
+} // namespace light_def

src/ObjWriting/Game/IW5/LightDef/LightDefDumperIW5.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "Dumping/AbstractAssetDumper.h"
+#include "Game/IW5/IW5.h"
+
+namespace light_def
+{
+    class DumperIW5 final : public AbstractAssetDumper<IW5::AssetLightDef>
+    {
+    protected:
+        void DumpAsset(AssetDumpingContext& context, const XAssetInfo<IW5::AssetLightDef::Type>& asset) override;
+    };
+} // namespace light_def

src/ObjWriting/Game/IW5/ObjWriterIW5.cpp

@@ -7,6 +7,7 @@
 #include "Game/IW5/XModel/XModelDumperIW5.h"
 #include "Image/ImageDumperIW5.h"
 #include "Leaderboard/LeaderboardJsonDumperIW5.h"
+#include "LightDef/LightDefDumperIW5.h"
 #include "Localize/LocalizeDumperIW5.h"
 #include "Maps/AddonMapEntsDumperIW5.h"
 #include "Menu/MenuDumperIW5.h"
@@ -51,7 +52,7 @@ void ObjWriter::RegisterAssetDumpers(AssetDumpingContext& context)
     // REGISTER_DUMPER(AssetDumperMapEnts)
     // REGISTER_DUMPER(AssetDumperFxWorld)
     // REGISTER_DUMPER(AssetDumperGfxWorld)
-    // REGISTER_DUMPER(AssetDumperGfxLightDef)
+    RegisterAssetDumper(std::make_unique<light_def::DumperIW5>());
     // REGISTER_DUMPER(AssetDumperFont_s)
     RegisterAssetDumper(std::make_unique<menu::MenuListDumperIW5>());
     RegisterAssetDumper(std::make_unique<menu::MenuDumperIW5>());