Move sound bank dumping code into separate files

src/ObjWriting/Game/T6/Sound/SoundCommon.cpp

@@ -0,0 +1,34 @@
+#include "SoundCommon.h"
+
+#include <filesystem>
+
+namespace fs = std::filesystem;
+
+namespace T6::sound
+{
+    const std::string PREFIXES_TO_DROP[]{
+        "raw/",
+        "devraw/",
+    };
+
+    _NODISCARD std::string GetAssetFilename(const std::string& basePath, std::string outputFileName, const std::string& extension)
+    {
+        fs::path assetPath(basePath);
+
+        std::replace(outputFileName.begin(), outputFileName.end(), '\\', '/');
+        for (const auto& droppedPrefix : PREFIXES_TO_DROP)
+        {
+            if (outputFileName.rfind(droppedPrefix, 0) != std::string::npos)
+            {
+                outputFileName.erase(0, droppedPrefix.size());
+                break;
+            }
+        }
+
+        assetPath.append(outputFileName);
+        if (!extension.empty())
+            assetPath.concat(extension);
+
+        return assetPath.string();
+    }
+}