conversion to c by gemini 4 argon

Game/Data/World.c

@@ -0,0 +1,140 @@
+#include <Data/World.h>
+
+#include <Core/Common/CoreUtils.h>
+#include <Core/Common/serialization.h>
+#include <Core/HAL/Filesystem/Filesystem.h>
+#include <Core/HAL/IO/IOStream.h>
+#include <Core/Logging/LogManager.h>
+#include <Core/Logging/LogTypes.h>
+#include <Core/Thread/ThreadContext.h>
+#include <Entity/EntityManager.h>
+#include <Graphics/MeshRenderer.h>
+
+#ifdef JULIET_ENABLE_IMGUI
+#include <dcimgui.h>
+#endif
+
+void InitWorld(World* world, Arena* arena)
+{
+    Assert(world != NULL);
+    Assert(arena != NULL);
+    world->WorldArena = arena;
+}
+
+void ShutdownWorld(World* world)
+{
+    Assert(world != NULL);
+    world->WorldArena = NULL;
+}
+
+void AddToWorld(World* world, Entity* entity)
+{
+    (void)world;
+    (void)entity;
+}
+
+void RemoveWorldEntity(World* world, size_t index)
+{
+    (void)world;
+    (void)index;
+}
+
+void SerializeWorld(Archive* ar, World* world, String filename)
+{
+    (void)world;
+    Assert(ar != NULL);
+    Assert(IsValidString(filename));
+
+    EntityManager* entityManager = GetEntityManager();
+
+    if (ar->loading)
+    {
+        // Load
+        ByteBuffer fileBuffer = LoadFile(ar->arena, filename);
+
+        // TEST SERIALIZATION
+        ParsedArchive archive = tokenize_archive(ar->arena, fileBuffer);
+#if JULIET_DEBUG
+        audit_unconsumed_properties(&archive, ConstString("World"));
+#else
+        (void)archive;
+#endif
+    }
+    else
+    {
+        // Save
+        IOStream* stream = IOFromFile(ar->arena, filename, WrapString("wb"));
+
+        index_t beginPos = ArenaPos(ar->arena);
+
+        // Headers
+        WorldFileHeader* header = ArenaPushStruct(ar->arena, WorldFileHeader);
+        header->Magic           = kWorldMagic;
+
+        // TODO : Move to a one file per entity model
+        for (uint8 i = 0; i < ENTITY(Count); ++i)
+        {
+            typed_entity_array* type = &entityManager->by_type[i];
+            serialize_elem(ar, type->count);
+            if (type->count > 0 && type->array != NULL)
+            {
+                EntityTemplate* element    = type->array;
+                uint8*          rawElement = (uint8*)element;
+                size_t          stride     = element->base->derived_kind->size_of;
+                for (index_t idx = 0; idx < type->count; ++idx)
+                {
+                    Entity* entity = ((EntityTemplate*)(rawElement + (idx * stride)))->base;
+                    serialize_entity(ar, entity);
+                }
+            }
+        }
+
+        // Write
+        index_t    endPos      = ArenaPos(ar->arena);
+        ByteBuffer writeBuffer = { .Data = (Byte*)header, .Size = endPos - beginPos };
+
+        size_t written = IOWrite(stream, writeBuffer);
+
+        Assert(writeBuffer.Size == written);
+
+        IOClose(stream);
+    }
+}
+
+bool8 LoadWorld(World* world, String filename)
+{
+    (void)world;
+    Assert(IsValidString(filename));
+    return true;
+}
+
+#ifdef JULIET_EDITOR
+void RenderWorldEditorUI(World* world)
+{
+    Assert(world != NULL);
+
+    if (ImGui_Begin("World Editor", NULL, ImGuiWindowFlags_None))
+    {
+        TempArena   temp               = scratch_begin(NULL, 0);
+        static char worldFilePath[256] = "/world.bin";
+        ImGui_InputText("World File", worldFilePath, sizeof(worldFilePath));
+
+        Path path = GetAssetPath(temp.Arena, AssetType_JAsset, WrapString(worldFilePath));
+
+        if (ImGui_Button("Save World"))
+        {
+            Archive data = { .arena = temp.Arena, .loading = false };
+            SerializeWorld(&data, world, path.FullPath);
+        }
+        ImGui_SameLine(0.0f, -1.0f);
+        if (ImGui_Button("Load World"))
+        {
+            Archive data = { .arena = temp.Arena, .loading = true };
+            SerializeWorld(&data, world, path.FullPath);
+        }
+
+        scratch_end(temp);
+    }
+    ImGui_End();
+}
+#endif