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Diffstat (limited to 'indra/newview/llviewertexlayer.h')
| -rw-r--r-- | indra/newview/llviewertexlayer.h | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/indra/newview/llviewertexlayer.h b/indra/newview/llviewertexlayer.h new file mode 100644 index 0000000000..ff3def5a82 --- /dev/null +++ b/indra/newview/llviewertexlayer.h @@ -0,0 +1,172 @@ +/** + * @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 "lltexlayer.h" + +class LLTexLayerSetBuffer; +class LLVOAvatarSelf; + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// LLViewerTexLayerSet +// +// An ordered set of texture layers that gets composited into a single texture. +// Only exists for llavatarappearanceself. +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +class LLViewerTexLayerSet : public LLTexLayerSet +{ + friend class LLTexLayerSetBuffer; +public: + LLViewerTexLayerSet(LLAvatarAppearance* const appearance); + virtual ~LLViewerTexLayerSet(); + + LLTexLayerSetBuffer* getComposite(); + const LLTexLayerSetBuffer* getComposite() const; // Do not create one if it doesn't exist. + virtual void requestUpdate(); + void requestUpload(); + void cancelUpload(); + void updateComposite(); + BOOL isLocalTextureDataAvailable() const; + BOOL isLocalTextureDataFinal() const; + void createComposite(); + void destroyComposite(); + void setUpdatesEnabled(BOOL b); + BOOL getUpdatesEnabled() const { return mUpdatesEnabled; } + void gatherMorphMaskAlpha(U8 *data, S32 width, S32 height); + + LLVOAvatarSelf* getAvatar() const; + BOOL hasComposite() const { return (mComposite.notNull()); } + +private: + LLPointer<LLTexLayerSetBuffer> mComposite; + BOOL mUpdatesEnabled; + +}; + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// LLTexLayerSetBuffer +// +// The composite image that a LLViewerTexLayerSet writes to. Each LLTexLayerSet has one. +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +class LLTexLayerSetBuffer : public LLViewerDynamicTexture +{ + LOG_CLASS(LLTexLayerSetBuffer); + +public: + LLTexLayerSetBuffer(LLViewerTexLayerSet* const owner, S32 width, S32 height); + virtual ~LLTexLayerSetBuffer(); + +public: + /*virtual*/ S8 getType() const; + BOOL isInitialized(void) const; + static void dumpTotalByteCount(); + const std::string dumpTextureInfo() const; + virtual void restoreGLTexture(); + virtual void destroyGLTexture(); +protected: + void pushProjection() const; + void popProjection() const; +private: + LLViewerTexLayerSet* const mTexLayerSet; + static S32 sGLByteCount; + + //-------------------------------------------------------------------- + // Render + //-------------------------------------------------------------------- +public: + /*virtual*/ BOOL needsRender(); +protected: + BOOL render(S32 x, S32 y, S32 width, S32 height); + virtual void preRender(BOOL clear_depth); + virtual void postRender(BOOL success); + virtual BOOL render(); + + //-------------------------------------------------------------------- + // 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 + |