diff options
Diffstat (limited to 'indra/llrender/llimagegl.h')
| -rw-r--r-- | indra/llrender/llimagegl.h | 191 |
1 files changed, 118 insertions, 73 deletions
diff --git a/indra/llrender/llimagegl.h b/indra/llrender/llimagegl.h index 1775ae7de9..87a835cdcc 100644 --- a/indra/llrender/llimagegl.h +++ b/indra/llrender/llimagegl.h @@ -2,31 +2,25 @@ * @file llimagegl.h * @brief Object for managing images and their textures * - * $LicenseInfo:firstyear=2001&license=viewergpl$ - * - * Copyright (c) 2001-2009, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code - * The source code in this file ("Source Code") is provided by Linden Lab - * to you under the terms of the GNU General Public License, version 2.0 - * ("GPL"), unless you have obtained a separate licensing agreement - * ("Other License"), formally executed by you and Linden Lab. Terms of - * the GPL can be found in doc/GPL-license.txt in this distribution, or - * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 + * 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. * - * There are special exceptions to the terms and conditions of the GPL as - * it is applied to this Source Code. View the full text of the exception - * in the file doc/FLOSS-exception.txt in this software distribution, or - * online at - * http://secondlifegrid.net/programs/open_source/licensing/flossexception + * 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. * - * By copying, modifying or distributing this software, you acknowledge - * that you have read and understood your obligations described above, - * and agree to abide by those obligations. + * 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 * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -42,23 +36,27 @@ #include "v2math.h" #include "llrender.h" - +class LLTextureAtlas ; #define BYTES_TO_MEGA_BYTES(x) ((x) >> 20) #define MEGA_BYTES_TO_BYTES(x) ((x) << 20) //============================================================================ - class LLImageGL : public LLRefCount { friend class LLTexUnit; public: + static std::list<U32> sDeadTextureList; + + static void deleteDeadTextures(); + // Size calculation static S32 dataFormatBits(S32 dataformat); static S32 dataFormatBytes(S32 dataformat, S32 width, S32 height); static S32 dataFormatComponents(S32 dataformat); - void updateBindStats(void) const; - virtual void updateTestStats(void) const; + BOOL updateBindStats(S32 tex_mem) const ; + F32 getTimePassedSinceLastBound(); + void forceUpdateBindStats(void) const; // needs to be called every frame static void updateStats(F32 current_time); @@ -67,17 +65,18 @@ public: static void destroyGL(BOOL save_state = TRUE); static void restoreGL(); - // Sometimes called externally for textures not using LLImageGL (should go away...) - static S32 updateBoundTexMem(const S32 delta); - - static bool checkSize(S32 width, S32 height); + // Sometimes called externally for textures not using LLImageGL (should go away...) + static S32 updateBoundTexMem(const S32 mem, const S32 ncomponents, S32 category) ; + static bool checkSize(S32 width, S32 height); + + //for server side use only. // Not currently necessary for LLImageGL, but required in some derived classes, // so include for compatability static BOOL create(LLPointer<LLImageGL>& dest, BOOL usemipmaps = TRUE); static BOOL create(LLPointer<LLImageGL>& dest, U32 width, U32 height, U8 components, BOOL usemipmaps = TRUE); static BOOL create(LLPointer<LLImageGL>& dest, const LLImageRaw* imageraw, BOOL usemipmaps = TRUE); - + public: LLImageGL(BOOL usemipmaps = TRUE); LLImageGL(U32 width, U32 height, U8 components, BOOL usemipmaps = TRUE); @@ -86,15 +85,14 @@ public: protected: virtual ~LLImageGL(); - void analyzeAlpha(const void* data_in, S32 w, S32 h); + void analyzeAlpha(const void* data_in, U32 w, U32 h); + void calcAlphaChannelOffsetAndStride(); public: virtual void dump(); // debugging info to llinfos - virtual bool bindError(const S32 stage = 0) const; - virtual bool bindDefaultImage(const S32 stage = 0) const; - virtual void forceImmediateUpdate() ; - + void setSize(S32 width, S32 height, S32 ncomponents); + void setComponents(S32 ncomponents) { mComponents = (S8)ncomponents ;} // These 3 functions currently wrap glGenTextures(), glDeleteTextures(), and glTexImage2D() // for tracking purposes and will be deprecated in the future @@ -103,20 +101,21 @@ public: static void setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void *pixels); BOOL createGLTexture() ; - BOOL createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S32 usename = 0); + BOOL createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S32 usename = 0, BOOL to_create = TRUE, + S32 category = sMaxCatagories - 1); BOOL createGLTexture(S32 discard_level, const U8* data, BOOL data_hasmips = FALSE, S32 usename = 0); void setImage(const LLImageRaw* imageraw); void setImage(const U8* data_in, BOOL data_hasmips = FALSE); - BOOL setSubImage(const LLImageRaw* imageraw, S32 x_pos, S32 y_pos, S32 width, S32 height); - BOOL setSubImage(const U8* datap, S32 data_width, S32 data_height, S32 x_pos, S32 y_pos, S32 width, S32 height); + BOOL setSubImage(const LLImageRaw* imageraw, S32 x_pos, S32 y_pos, S32 width, S32 height, BOOL force_fast_update = FALSE); + BOOL setSubImage(const U8* datap, S32 data_width, S32 data_height, S32 x_pos, S32 y_pos, S32 width, S32 height, BOOL force_fast_update = FALSE); BOOL setSubImageFromFrameBuffer(S32 fb_x, S32 fb_y, S32 x_pos, S32 y_pos, S32 width, S32 height); - BOOL setDiscardLevel(S32 discard_level); + // Read back a raw image for this discard level, if it exists BOOL readBackRaw(S32 discard_level, LLImageRaw* imageraw, bool compressed_ok) const; void destroyGLTexture(); void setExplicitFormat(LLGLint internal_format, LLGLenum primary_format, LLGLenum type_format = 0, BOOL swap_bytes = FALSE); - void dontDiscard() { mDontDiscard = 1; mTextureState = NO_DELETE; } + void setComponents(S8 ncomponents) { mComponents = ncomponents; } S32 getDiscardLevel() const { return mCurrentDiscardLevel; } S32 getMaxDiscardLevel() const { return mMaxDiscardLevel; } @@ -129,7 +128,9 @@ public: S32 getBytes(S32 discard_level = -1) const; S32 getMipBytes(S32 discard_level = -1) const; BOOL getBoundRecently() const; + BOOL isJustBound() const; LLGLenum getPrimaryFormat() const { return mFormatPrimary; } + LLGLenum getFormatType() const { return mFormatType; } BOOL getHasGLTexture() const { return mTexName != 0; } LLGLuint getTexName() const { return mTexName; } @@ -145,16 +146,12 @@ public: void setGLTextureCreated (bool initialized) { mGLTextureCreated = initialized; } BOOL getUseMipMaps() const { return mUseMipMaps; } - void setUseMipMaps(BOOL usemips) { mUseMipMaps = usemips; } - BOOL getUseDiscard() const { return mUseMipMaps && !mDontDiscard; } - BOOL getDontDiscard() const { return mDontDiscard; } - - BOOL isValidForSculpt(S32 discard_level, S32 image_width, S32 image_height, S32 ncomponents) ; + void setUseMipMaps(BOOL usemips) { mUseMipMaps = usemips; } void updatePickMask(S32 width, S32 height, const U8* data_in); BOOL getMask(const LLVector2 &tc); - void checkTexSize() const ; + void checkTexSize(bool forced = false) const ; // Sets the addressing mode used to sample the texture // (such as wrapping, mirrored wrapping, and clamp) @@ -168,38 +165,48 @@ public: void setFilteringOption(LLTexUnit::eTextureFilterOptions option); LLTexUnit::eTextureFilterOptions getFilteringOption(void) const { return mFilterOption; } - BOOL isDeleted() ; - BOOL isInactive() ; - BOOL isDeletionCandidate(); - void setDeletionCandidate() ; - void setInactive() ; - void setActive() ; - void forceActive() ; - void setNoDelete() ; + LLGLenum getTexTarget()const { return mTarget ;} + S8 getDiscardLevelInAtlas()const {return mDiscardLevelInAtlas;} + U32 getTexelsInAtlas()const { return mTexelsInAtlas ;} + U32 getTexelsInGLTexture()const {return mTexelsInGLTexture;} -protected: + void init(BOOL usemipmaps); virtual void cleanup(); // Clean up the LLImageGL so it can be reinitialized. Be careful when using this in derived class destructors + void setNeedsAlphaAndPickMask(BOOL need_mask); + + BOOL preAddToAtlas(S32 discard_level, const LLImageRaw* raw_image); + void postAddToAtlas() ; + public: // Various GL/Rendering options S32 mTextureMemory; mutable F32 mLastBindTime; // last time this was bound, by discard level - + private: LLPointer<LLImageRaw> mSaveData; // used for destroyGL/restoreGL U8* mPickMask; //downsampled bitmap approximation of alpha channel. NULL if no alpha channel + U16 mPickMaskWidth; + U16 mPickMaskHeight; S8 mUseMipMaps; S8 mHasExplicitFormat; // If false (default), GL format is f(mComponents) S8 mAutoGenMips; BOOL mIsMask; - + BOOL mNeedsAlphaAndPickMask; + S8 mAlphaStride ; + S8 mAlphaOffset ; + bool mGLTextureCreated ; LLGLuint mTexName; U16 mWidth; U16 mHeight; S8 mCurrentDiscardLevel; + + S8 mDiscardLevelInAtlas; + U32 mTexelsInAtlas ; + U32 mTexelsInGLTexture; protected: LLGLenum mTarget; // Normally GL_TEXTURE2D, sometimes something else (ex. cube maps) @@ -210,28 +217,15 @@ protected: S8 mComponents; S8 mMaxDiscardLevel; - S8 mDontDiscard; // Keep full res version of this image (for UI, etc) - + bool mTexOptionsDirty; LLTexUnit::eTextureAddressMode mAddressMode; // Defaults to TAM_WRAP - LLTexUnit::eTextureFilterOptions mFilterOption; // Defaults to TFO_TRILINEAR - + LLTexUnit::eTextureFilterOptions mFilterOption; // Defaults to TFO_ANISOTROPIC LLGLint mFormatInternal; // = GL internalformat LLGLenum mFormatPrimary; // = GL format (pixel data format) LLGLenum mFormatType; BOOL mFormatSwapBytes;// if true, use glPixelStorei(GL_UNPACK_SWAP_BYTES, 1) - -protected: - typedef enum - { - DELETED = 0, //removed from memory - DELETION_CANDIDATE, //ready to be removed from memory - INACTIVE, //not be used for the last certain period (i.e., 30 seconds). - ACTIVE, //just being used, can become inactive if not being used for a certain time (10 seconds). - NO_DELETE = 99 //stay in memory, can not be removed. - } LLGLTexureState; - LLGLTexureState mTextureState ; // STATICS public: @@ -239,7 +233,7 @@ public: static S32 sCount; static F32 sLastFrameTime; - + static LLGLuint sCurrentBoundTextures[MAX_GL_TEXTURE_UNITS]; // Currently bound texture ID // Global memory statistics @@ -249,6 +243,8 @@ public: static U32 sBindCount; // Tracks number of texture binds for current frame static U32 sUniqueCount; // Tracks number of unique texture binds for current frame static BOOL sGlobalUseAnisotropic; + static LLImageGL* sDefaultGLTexture ; + static BOOL sAutomatedTest; #if DEBUG_MISS BOOL mMissed; // Missed on last bind? @@ -256,6 +252,55 @@ public: #else BOOL getMissed() const { return FALSE; }; #endif + +public: + static void initClass(S32 num_catagories) ; + static void cleanupClass() ; +private: + static S32 sMaxCatagories ; + + //the flag to allow to call readBackRaw(...). + //can be removed if we do not use that function at all. + static BOOL sAllowReadBackRaw ; +// +//**************************************************************************************************** +//The below for texture auditing use only +//**************************************************************************************************** +private: + S32 mCategory ; +public: + void setCategory(S32 category) ; + S32 getCategory()const {return mCategory ;} + + //for debug use: show texture size distribution + //---------------------------------------- + static LLPointer<LLImageGL> sHighlightTexturep; //default texture to replace normal textures + static std::vector<S32> sTextureLoadedCounter ; + static std::vector<S32> sTextureBoundCounter ; + static std::vector<S32> sTextureCurBoundCounter ; + static S32 sCurTexSizeBar ; + static S32 sCurTexPickSize ; + + static void setHighlightTexture(S32 category) ; + static S32 getTextureCounterIndex(U32 val) ; + static void incTextureCounter(U32 val, S32 ncomponents, S32 category) ; + static void decTextureCounter(U32 val, S32 ncomponents, S32 category) ; + static void setCurTexSizebar(S32 index, BOOL set_pick_size = TRUE) ; + static void resetCurTexSizebar(); + //---------------------------------------- + + //for debug use: show texture category distribution + //---------------------------------------- + + static std::vector<S32> sTextureMemByCategory; + static std::vector<S32> sTextureMemByCategoryBound ; + static std::vector<S32> sTextureCurMemByCategoryBound ; + //---------------------------------------- +//**************************************************************************************************** +//End of definitions for texture auditing use only +//**************************************************************************************************** + }; +extern BOOL gAuditTexture; #endif // LL_LLIMAGEGL_H |