2 files changed, 12 insertions, 0 deletions
diff --git a/source/base/StarMemoryAssetSource.cpp b/source/base/StarMemoryAssetSource.cpp
index a7554b6..5dec123 100644
--- a/source/base/StarMemoryAssetSource.cpp
+++ b/source/base/StarMemoryAssetSource.cpp
@@ -57,6 +57,12 @@ IODevicePtr MemoryAssetSource::open(String const& path) {
         assetPos = clamp<StreamOffset>(assetPos - p, 0, assetSize);
     }
 
+    IODevicePtr clone() override {
+      auto cloned = make_shared<AssetReader>(assetData, assetSize, name);
+      cloned->assetPos = assetPos;
+      return cloned;
+    }
+
     char* assetData;
     size_t assetSize;
     StreamOffset assetPos = 0;
diff --git a/source/base/StarPackedAssetSource.cpp b/source/base/StarPackedAssetSource.cpp
index 59e64cc..8979978 100644
--- a/source/base/StarPackedAssetSource.cpp
+++ b/source/base/StarPackedAssetSource.cpp
@@ -136,6 +136,12 @@ IODevicePtr PackedAssetSource::open(String const& path) {
         assetPos = clamp<StreamOffset>(assetSize - p, 0, assetSize);
     }
 
+    IODevicePtr clone() override {
+      auto cloned = make_shared<AssetReader>(file, path, fileOffset, assetSize);
+      cloned->assetPos = assetPos;
+      return cloned;
+    }
+
     FilePtr file;
     String path;
     StreamOffset fileOffset;