134 lines
5.5 KiB
C++
134 lines
5.5 KiB
C++
/**
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* @file llviewertexlayer.h
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* @brief Viewer Texture layer classes. Used for avatars.
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*
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* $LicenseInfo:firstyear=2012&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_VIEWER_TEXLAYER_H
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#define LL_VIEWER_TEXLAYER_H
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#include "lldynamictexture.h"
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#include "llextendedstatus.h"
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#include "lltexlayer.h"
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class LLVOAvatarSelf;
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class LLViewerTexLayerSetBuffer;
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// LLViewerTexLayerSet
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//
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// An ordered set of texture layers that gets composited into a single texture.
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// Only exists for llavatarappearanceself.
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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class LLViewerTexLayerSet : public LLTexLayerSet
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{
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public:
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LLViewerTexLayerSet(LLAvatarAppearance* const appearance);
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virtual ~LLViewerTexLayerSet();
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/*virtual*/void requestUpdate();
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bool isLocalTextureDataAvailable() const;
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bool isLocalTextureDataFinal() const;
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void updateComposite();
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/*virtual*/void createComposite();
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void setUpdatesEnabled(bool b);
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bool getUpdatesEnabled() const { return mUpdatesEnabled; }
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LLVOAvatarSelf* getAvatar();
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const LLVOAvatarSelf* getAvatar() const;
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LLViewerTexLayerSetBuffer* getViewerComposite();
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const LLViewerTexLayerSetBuffer* getViewerComposite() const;
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private:
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bool mUpdatesEnabled;
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};
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// LLViewerTexLayerSetBuffer
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//
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// The composite image that a LLViewerTexLayerSet writes to. Each LLViewerTexLayerSet has one.
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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class LLViewerTexLayerSetBuffer : public LLTexLayerSetBuffer, public LLViewerDynamicTexture
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{
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LOG_CLASS(LLViewerTexLayerSetBuffer);
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public:
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LLViewerTexLayerSetBuffer(LLTexLayerSet* const owner, S32 width, S32 height);
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virtual ~LLViewerTexLayerSetBuffer();
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public:
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/*virtual*/ S8 getType() const;
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bool isInitialized(void) const;
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static void dumpTotalByteCount();
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const std::string dumpTextureInfo() const;
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virtual void restoreGLTexture();
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virtual void destroyGLTexture();
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private:
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LLViewerTexLayerSet* getViewerTexLayerSet()
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{ return dynamic_cast<LLViewerTexLayerSet*> (mTexLayerSet); }
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const LLViewerTexLayerSet* getViewerTexLayerSet() const
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{ return dynamic_cast<const LLViewerTexLayerSet*> (mTexLayerSet); }
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static S32 sGLByteCount;
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//--------------------------------------------------------------------
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// Tex Layer Render
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//--------------------------------------------------------------------
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virtual void preRenderTexLayerSet();
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virtual void midRenderTexLayerSet(bool success);
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virtual void postRenderTexLayerSet(bool success);
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virtual S32 getCompositeOriginX() const { return getOriginX(); }
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virtual S32 getCompositeOriginY() const { return getOriginY(); }
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virtual S32 getCompositeWidth() const { return getFullWidth(); }
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virtual S32 getCompositeHeight() const { return getFullHeight(); }
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//--------------------------------------------------------------------
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// Dynamic Texture Interface
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//--------------------------------------------------------------------
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public:
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/*virtual*/ bool needsRender();
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protected:
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// Pass these along for tex layer rendering.
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virtual void preRender(bool clear_depth) { preRenderTexLayerSet(); }
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virtual void postRender(bool success) { postRenderTexLayerSet(success); }
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virtual bool render() { return renderTexLayerSet(mBoundTarget); }
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//--------------------------------------------------------------------
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// Updates
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//--------------------------------------------------------------------
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public:
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void requestUpdate();
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bool requestUpdateImmediate();
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protected:
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bool isReadyToUpdate() const;
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void doUpdate();
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void restartUpdateTimer();
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private:
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bool mNeedsUpdate; // Whether we need to locally update our baked textures
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U32 mNumLowresUpdates; // Number of times we've locally updated with lowres version of our baked textures
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LLFrameTimer mNeedsUpdateTimer; // Tracks time since update was requested and performed.
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};
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#endif // LL_VIEWER_TEXLAYER_H
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