Pull merge from lindenlab/viewer-release

1 files changed, 180 insertions, 0 deletions

diff --git a/indra/newview/llviewertexlayer.h b/indra/newview/llviewertexlayer.h
new file mode 100644
index 0000000000..959c883da8
--- /dev/null
+++ b/indra/newview/llviewertexlayer.h
@@ -0,0 +1,180 @@
+/** 
+ * @file llviewertexlayer.h
+ * @brief Viewer Texture layer classes. Used for avatars.
+ *
+ * $LicenseInfo:firstyear=2012&license=viewerlgpl$
+ * 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_VIEWER_TEXLAYER_H
+#define LL_VIEWER_TEXLAYER_H
+
+#include "lldynamictexture.h"
+#include "llextendedstatus.h"
+#include "lltexlayer.h"
+
+class LLVOAvatarSelf;
+class LLViewerTexLayerSetBuffer;
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLViewerTexLayerSet
+//
+// An ordered set of texture layers that gets composited into a single texture.
+// Only exists for llavatarappearanceself.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLViewerTexLayerSet : public LLTexLayerSet
+{
+public:
+	LLViewerTexLayerSet(LLAvatarAppearance* const appearance);
+	virtual ~LLViewerTexLayerSet();
+
+	/*virtual*/void				requestUpdate();
+	void						requestUpload();
+	void						cancelUpload();
+	BOOL						isLocalTextureDataAvailable() const;
+	BOOL						isLocalTextureDataFinal() const;
+	void						updateComposite();
+	/*virtual*/void				createComposite();
+	void						setUpdatesEnabled(BOOL b);
+	BOOL						getUpdatesEnabled()	const 	{ return mUpdatesEnabled; }
+
+	LLVOAvatarSelf*				getAvatar();
+	const LLVOAvatarSelf*		getAvatar()	const;
+	LLViewerTexLayerSetBuffer*	getViewerComposite();
+	const LLViewerTexLayerSetBuffer*	getViewerComposite() const;
+
+private:
+	BOOL						mUpdatesEnabled;
+
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLViewerTexLayerSetBuffer
+//
+// The composite image that a LLViewerTexLayerSet writes to.  Each LLViewerTexLayerSet has one.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLViewerTexLayerSetBuffer : public LLTexLayerSetBuffer, public LLViewerDynamicTexture
+{
+	LOG_CLASS(LLViewerTexLayerSetBuffer);
+
+public:
+	LLViewerTexLayerSetBuffer(LLTexLayerSet* const owner, S32 width, S32 height);
+	virtual ~LLViewerTexLayerSetBuffer();
+
+public:
+	/*virtual*/ S8          getType() const;
+	BOOL					isInitialized(void) const;
+	static void				dumpTotalByteCount();
+	const std::string		dumpTextureInfo() const;
+	virtual void 			restoreGLTexture();
+	virtual void 			destroyGLTexture();
+private:
+	LLViewerTexLayerSet*	getViewerTexLayerSet() 
+		{ return dynamic_cast<LLViewerTexLayerSet*> (mTexLayerSet); }
+	const LLViewerTexLayerSet*	getViewerTexLayerSet() const
+		{ return dynamic_cast<const LLViewerTexLayerSet*> (mTexLayerSet); }
+	static S32				sGLByteCount;
+
+	//--------------------------------------------------------------------
+	// Tex Layer Render
+	//--------------------------------------------------------------------
+	virtual void			preRenderTexLayerSet();
+	virtual void			midRenderTexLayerSet(BOOL success);
+	virtual void			postRenderTexLayerSet(BOOL success);
+	virtual S32				getCompositeOriginX() const { return getOriginX(); }
+	virtual S32				getCompositeOriginY() const { return getOriginY(); }
+	virtual S32				getCompositeWidth() const { return getFullWidth(); }
+	virtual S32				getCompositeHeight() const { return getFullHeight(); }
+
+	//--------------------------------------------------------------------
+	// Dynamic Texture Interface
+	//--------------------------------------------------------------------
+public:
+	/*virtual*/ BOOL		needsRender();
+protected:
+	// Pass these along for tex layer rendering.
+	virtual void			preRender(BOOL clear_depth) { preRenderTexLayerSet(); }
+	virtual void			postRender(BOOL success) { postRenderTexLayerSet(success); }
+	virtual BOOL			render() { return renderTexLayerSet(); }
+	
+	//--------------------------------------------------------------------
+	// Uploads
+	//--------------------------------------------------------------------
+public:
+	void					requestUpload();
+	void					cancelUpload();
+	BOOL					uploadNeeded() const; 			// We need to upload a new texture
+	BOOL					uploadInProgress() const; 		// We have started uploading a new texture and are awaiting the result
+	BOOL					uploadPending() const; 			// We are expecting a new texture to be uploaded at some point
+	static void				onTextureUploadComplete(const LLUUID& uuid,
+													void* userdata,
+													S32 result, LLExtStat ext_status);
+protected:
+	BOOL					isReadyToUpload() const;
+	void					doUpload(); 					// Does a read back and upload.
+	void					conditionalRestartUploadTimer();
+private:
+	BOOL					mNeedsUpload; 					// Whether we need to send our baked textures to the server
+	U32						mNumLowresUploads; 				// Number of times we've sent a lowres version of our baked textures to the server
+	BOOL					mUploadPending; 				// Whether we have received back the new baked textures
+	LLUUID					mUploadID; 						// The current upload process (null if none).
+	LLFrameTimer    		mNeedsUploadTimer; 				// Tracks time since upload was requested and performed.
+	S32						mUploadFailCount;				// Number of consecutive upload failures
+	LLFrameTimer    		mUploadRetryTimer; 				// Tracks time since last upload failure.
+
+	//--------------------------------------------------------------------
+	// Updates
+	//--------------------------------------------------------------------
+public:
+	void					requestUpdate();
+	BOOL					requestUpdateImmediate();
+protected:
+	BOOL					isReadyToUpdate() const;
+	void					doUpdate();
+	void					restartUpdateTimer();
+private:
+	BOOL					mNeedsUpdate; 					// Whether we need to locally update our baked textures
+	U32						mNumLowresUpdates; 				// Number of times we've locally updated with lowres version of our baked textures
+	LLFrameTimer    		mNeedsUpdateTimer; 				// Tracks time since update was requested and performed.
+};
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLBakedUploadData
+//
+// Used by LLTexLayerSetBuffer for a callback.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+struct LLBakedUploadData
+{
+	LLBakedUploadData(const LLVOAvatarSelf* avatar,
+					  LLViewerTexLayerSet* layerset, 
+					  const LLUUID& id,
+					  bool highest_res);
+	~LLBakedUploadData() {}
+	const LLUUID				mID;
+	const LLVOAvatarSelf*		mAvatar; // note: backlink only; don't LLPointer 
+	LLViewerTexLayerSet*		mTexLayerSet;
+   	const U64					mStartTime;	// for measuring baked texture upload time
+   	const bool					mIsHighestRes; // whether this is a "final" bake, or intermediate low res
+};
+
+#endif  // LL_VIEWER_TEXLAYER_H
+