/** * @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(); 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(mBoundTarget); } //-------------------------------------------------------------------- // 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. }; #endif // LL_VIEWER_TEXLAYER_H