Introduce a U8* based interface to unzip_llsd and unpackVolumeFaces

2 files changed, 24 insertions, 2 deletions

diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index 93f1d508f3..91457fbebe 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -2391,7 +2391,25 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
 		LL_DEBUGS("MeshStreaming") << "Failed to unzip LLSD blob for LoD with code " << uzip_result << " , will probably fetch from sim again." << LL_ENDL;
 		return false;
 	}
-	
+	return unpackVolumeFacesInternal(mdl);
+}
+
+bool LLVolume::unpackVolumeFaces(U8* in_data, S32 size)
+{
+	//input data is now pointing at a zlib compressed block of LLSD
+	//decompress block
+	LLSD mdl;
+	U32 uzip_result = LLUZipHelper::unzip_llsd(mdl, in_data, size);
+	if (uzip_result != LLUZipHelper::ZR_OK)
+	{
+		LL_DEBUGS("MeshStreaming") << "Failed to unzip LLSD blob for LoD with code " << uzip_result << " , will probably fetch from sim again." << LL_ENDL;
+		return false;
+	}
+	return unpackVolumeFacesInternal(mdl);
+}
+
+bool LLVolume::unpackVolumeFacesInternal(const LLSD& mdl)
+{
 	{
 		U32 face_count = mdl.size();
 
diff --git a/indra/llmath/llvolume.h b/indra/llmath/llvolume.h
index 9697952f5b..b53b0fd1cc 100644
--- a/indra/llmath/llvolume.h
+++ b/indra/llmath/llvolume.h
@@ -1096,8 +1096,12 @@ protected:
 	BOOL generate();
 	void createVolumeFaces();
 public:
-	virtual bool unpackVolumeFaces(std::istream& is, S32 size);
+	bool unpackVolumeFaces(std::istream& is, S32 size);
+	bool unpackVolumeFaces(U8* in_data, S32 size);
+private:
+	bool unpackVolumeFacesInternal(const LLSD& mdl);
 
+public:
 	virtual void setMeshAssetLoaded(BOOL loaded);
 	virtual BOOL isMeshAssetLoaded();