Pull merge from lindenlab/viewer-release

1 files changed, 132 insertions, 0 deletions

diff --git a/indra/newview/llmaterialmgr.h b/indra/newview/llmaterialmgr.h
new file mode 100644
index 0000000000..e83f1f4e01
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+++ b/indra/newview/llmaterialmgr.h
@@ -0,0 +1,132 @@
+/**
+ * @file llmaterialmgr.h
+ * @brief Material manager
+ *
+ * $LicenseInfo:firstyear=2006&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLMATERIALMGR_H
+#define LL_LLMATERIALMGR_H
+
+#include "llmaterial.h"
+#include "llmaterialid.h"
+#include "llsingleton.h"
+
+class LLViewerRegion;
+
+class LLMaterialMgr : public LLSingleton<LLMaterialMgr>
+{
+	friend class LLSingleton<LLMaterialMgr>;
+protected:
+	LLMaterialMgr();
+	virtual ~LLMaterialMgr();
+
+public:
+	typedef std::map<LLMaterialID, LLMaterialPtr> material_map_t;
+
+	typedef boost::signals2::signal<void (const LLMaterialID&, const LLMaterialPtr)> get_callback_t;
+	const LLMaterialPtr         get(const LLUUID& region_id, const LLMaterialID& material_id);
+	boost::signals2::connection get(const LLUUID& region_id, const LLMaterialID& material_id, get_callback_t::slot_type cb);
+
+	typedef boost::signals2::signal<void (const LLMaterialID&, const LLMaterialPtr, U32 te)> get_callback_te_t;
+	boost::signals2::connection getTE(const LLUUID& region_id, const LLMaterialID& material_id, U32 te, get_callback_te_t::slot_type cb);
+
+	typedef boost::signals2::signal<void (const LLUUID&, const material_map_t&)> getall_callback_t;
+	void                        getAll(const LLUUID& region_id);
+	boost::signals2::connection getAll(const LLUUID& region_id, getall_callback_t::slot_type cb);
+	void put(const LLUUID& object_id, const U8 te, const LLMaterial& material);
+	void remove(const LLUUID& object_id, const U8 te);
+
+protected:
+	void clearGetQueues(const LLUUID& region_id);
+	bool isGetPending(const LLUUID& region_id, const LLMaterialID& material_id) const;
+	bool isGetAllPending(const LLUUID& region_id) const;
+	void markGetPending(const LLUUID& region_id, const LLMaterialID& material_id);
+	const LLMaterialPtr setMaterial(const LLUUID& region_id, const LLMaterialID& material_id, const LLSD& material_data);
+
+	static void onIdle(void*);
+	void processGetQueue();
+	void onGetResponse(bool success, const LLSD& content, const LLUUID& region_id);
+	void processGetAllQueue();
+	void onGetAllResponse(bool success, const LLSD& content, const LLUUID& region_id);
+	void processPutQueue();
+	void onPutResponse(bool success, const LLSD& content);
+	void onRegionRemoved(LLViewerRegion* regionp);
+
+protected:
+	typedef std::set<LLMaterialID> material_queue_t;
+	typedef std::map<LLUUID, material_queue_t> get_queue_t;
+	get_queue_t        mGetQueue;
+	typedef std::pair<const LLUUID, LLMaterialID> pending_material_t;
+	typedef std::map<const pending_material_t, F64> get_pending_map_t;
+	get_pending_map_t  mGetPending;
+	typedef std::map<LLMaterialID, get_callback_t*> get_callback_map_t;
+	get_callback_map_t mGetCallbacks;
+
+	// struct for TE-specific material ID query
+	class TEMaterialPair
+	{
+	public:
+
+		U32 te;
+		LLMaterialID materialID;
+
+		bool operator==(const TEMaterialPair& b) const { return (materialID == b.materialID) && (te == b.te); }
+	};
+	
+	friend inline bool operator<(
+		const LLMaterialMgr::TEMaterialPair& lhs,
+		const LLMaterialMgr::TEMaterialPair& rhs)
+	{
+		return (lhs.te	< rhs.te) ? TRUE :
+			(lhs.materialID < rhs.materialID);
+	}
+
+	struct TEMaterialPairHasher
+	{
+		enum { bucket_size = 8 };
+		size_t operator()(const TEMaterialPair& key_value) const { return *((size_t*)key_value.materialID.get());  } // cheesy, but effective
+		bool   operator()(const TEMaterialPair& left, const TEMaterialPair& right) const { return left < right; }
+	};
+
+	typedef boost::unordered_map<TEMaterialPair, get_callback_te_t*, TEMaterialPairHasher> get_callback_te_map_t;
+	get_callback_te_map_t mGetTECallbacks;
+
+	typedef std::set<LLUUID> getall_queue_t;
+	getall_queue_t        mGetAllQueue;
+	getall_queue_t        mGetAllRequested;
+	typedef std::map<LLUUID, F64> getall_pending_map_t;
+	getall_pending_map_t  mGetAllPending;
+	typedef std::map<LLUUID, getall_callback_t*> getall_callback_map_t;
+	getall_callback_map_t mGetAllCallbacks;
+
+	typedef std::map<U8, LLMaterial> facematerial_map_t;
+	typedef std::map<LLUUID, facematerial_map_t> put_queue_t;
+	put_queue_t mPutQueue;
+
+	material_map_t mMaterials;
+
+	U32 getMaxEntries(const LLViewerRegion* regionp);
+};
+
+#endif // LL_LLMATERIALMGR_H
+