diff options
Diffstat (limited to 'indra/llrender/llimagegl.cpp')
| -rwxr-xr-x[-rw-r--r--] | indra/llrender/llimagegl.cpp | 140 |
1 files changed, 105 insertions, 35 deletions
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp index c04a3f6b41..a4d7872ec2 100644..100755 --- a/indra/llrender/llimagegl.cpp +++ b/indra/llrender/llimagegl.cpp @@ -42,6 +42,10 @@ //---------------------------------------------------------------------------- const F32 MIN_TEXTURE_LIFETIME = 10.f; +//which power of 2 is i? +//assumes i is a power of 2 > 0 +U32 wpo2(U32 i); + //statics U32 LLImageGL::sUniqueCount = 0; @@ -50,7 +54,8 @@ S32 LLImageGL::sGlobalTextureMemoryInBytes = 0; S32 LLImageGL::sBoundTextureMemoryInBytes = 0; S32 LLImageGL::sCurBoundTextureMemory = 0; S32 LLImageGL::sCount = 0; -std::list<U32> LLImageGL::sDeadTextureList; +LLImageGL::dead_texturelist_t LLImageGL::sDeadTextureList[LLTexUnit::TT_NONE]; +U32 LLImageGL::sCurTexName = 1; BOOL LLImageGL::sGlobalUseAnisotropic = FALSE; F32 LLImageGL::sLastFrameTime = 0.f; @@ -232,9 +237,11 @@ S32 LLImageGL::dataFormatComponents(S32 dataformat) //---------------------------------------------------------------------------- +static LLFastTimer::DeclareTimer FTM_IMAGE_UPDATE_STATS("Image Stats"); // static void LLImageGL::updateStats(F32 current_time) { + LLFastTimer t(FTM_IMAGE_UPDATE_STATS); sLastFrameTime = current_time; sBoundTextureMemoryInBytes = sCurBoundTextureMemory; sCurBoundTextureMemory = 0; @@ -416,6 +423,7 @@ void LLImageGL::init(BOOL usemipmaps) mTarget = GL_TEXTURE_2D; mBindTarget = LLTexUnit::TT_TEXTURE; mHasMipMaps = false; + mMipLevels = -1; mIsResident = 0; @@ -470,7 +478,7 @@ bool LLImageGL::checkSize(S32 width, S32 height) return check_power_of_two(width) && check_power_of_two(height); } -void LLImageGL::setSize(S32 width, S32 height, S32 ncomponents) +void LLImageGL::setSize(S32 width, S32 height, S32 ncomponents, S32 discard_level) { if (width != mWidth || height != mHeight || ncomponents != mComponents) { @@ -503,6 +511,11 @@ void LLImageGL::setSize(S32 width, S32 height, S32 ncomponents) width >>= 1; height >>= 1; } + + if(discard_level > 0) + { + mMaxDiscardLevel = llmax(mMaxDiscardLevel, (S8)discard_level); + } } else { @@ -606,8 +619,24 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) is_compressed = true; } + + + if (mUseMipMaps) + { + //set has mip maps to true before binding image so tex parameters get set properly + gGL.getTexUnit(0)->unbind(mBindTarget); + mHasMipMaps = true; + mTexOptionsDirty = true; + setFilteringOption(LLTexUnit::TFO_ANISOTROPIC); + } + else + { + mHasMipMaps = false; + } + llverify(gGL.getTexUnit(0)->bind(this)); + if (mUseMipMaps) { if (data_hasmips) @@ -620,6 +649,9 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) S32 w = getWidth(d); S32 h = getHeight(d); S32 gl_level = d-mCurrentDiscardLevel; + + mMipLevels = llmax(mMipLevels, gl_level); + if (d > mCurrentDiscardLevel) { data_in -= dataFormatBytes(mFormatPrimary, w, h); // see above comment @@ -662,10 +694,6 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) { if (mAutoGenMips) { - if (!gGLManager.mHasFramebufferObject) - { - glTexParameteri(LLTexUnit::getInternalType(mBindTarget), GL_GENERATE_MIPMAP_SGIS, TRUE); - } stop_glerror(); { // LLFastTimer t2(FTM_TEMP4); @@ -679,6 +707,11 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) S32 w = getWidth(mCurrentDiscardLevel); S32 h = getHeight(mCurrentDiscardLevel); + mMipLevels = wpo2(llmax(w, h)); + + //use legacy mipmap generation mode + glTexParameteri(mTarget, GL_GENERATE_MIPMAP, GL_TRUE); + LLImageGL::setManualImage(mTarget, 0, mFormatInternal, w, h, mFormatPrimary, mFormatType, @@ -694,16 +727,10 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) stop_glerror(); } } - - if (gGLManager.mHasFramebufferObject) - { - glGenerateMipmap(LLTexUnit::getInternalType(mBindTarget)); - } } else { // Create mips by hand - // about 30% faster than autogen on ATI 9800, 50% slower on nVidia 4800 // ~4x faster than gluBuild2DMipmaps S32 width = getWidth(mCurrentDiscardLevel); S32 height = getHeight(mCurrentDiscardLevel); @@ -713,6 +740,9 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) const U8* cur_mip_data = 0; S32 prev_mip_size = 0; S32 cur_mip_size = 0; + + mMipLevels = nummips; + for (int m=0; m<nummips; m++) { if (m==0) @@ -777,10 +807,10 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) { llerrs << "Compressed Image has mipmaps but data does not (can not auto generate compressed mips)" << llendl; } - mHasMipMaps = true; } else { + mMipLevels = 0; S32 w = getWidth(); S32 h = getHeight(); if (is_compressed) @@ -812,7 +842,6 @@ void LLImageGL::setImage(const U8* data_in, BOOL data_hasmips) } } - mHasMipMaps = false; } stop_glerror(); mGLTextureCreated = true; @@ -836,14 +865,13 @@ BOOL LLImageGL::preAddToAtlas(S32 discard_level, const LLImageRaw* raw_image) llassert(mCurrentDiscardLevel >= 0); discard_level = mCurrentDiscardLevel; } - discard_level = llclamp(discard_level, 0, (S32)mMaxDiscardLevel); - + // Actual image width/height = raw image width/height * 2^discard_level S32 w = raw_image->getWidth() << discard_level; S32 h = raw_image->getHeight() << discard_level; // setSize may call destroyGLTexture if the size does not match - setSize(w, h, raw_image->getComponents()); + setSize(w, h, raw_image->getComponents(), discard_level); if( !mHasExplicitFormat ) { @@ -1025,23 +1053,65 @@ BOOL LLImageGL::setSubImageFromFrameBuffer(S32 fb_x, S32 fb_y, S32 x_pos, S32 y_ } // static -void LLImageGL::generateTextures(S32 numTextures, U32 *textures) +void LLImageGL::generateTextures(LLTexUnit::eTextureType type, U32 format, S32 numTextures, U32 *textures) { - glGenTextures(numTextures, (GLuint*)textures); + bool empty = true; + + dead_texturelist_t::iterator iter = sDeadTextureList[type].find(format); + + if (iter != sDeadTextureList[type].end()) + { + empty = iter->second.empty(); + } + + for (S32 i = 0; i < numTextures; ++i) + { + if (!empty) + { + textures[i] = iter->second.front(); + iter->second.pop_front(); + empty = iter->second.empty(); + } + else + { + textures[i] = sCurTexName++; + } + } } // static -void LLImageGL::deleteTextures(S32 numTextures, U32 *textures, bool immediate) +void LLImageGL::deleteTextures(LLTexUnit::eTextureType type, U32 format, S32 mip_levels, S32 numTextures, U32 *textures, bool immediate) { - for (S32 i = 0; i < numTextures; i++) + if (gGLManager.mInited) { - sDeadTextureList.push_back(textures[i]); - } + if (format == 0 || type == LLTexUnit::TT_CUBE_MAP || mip_levels == -1) + { //unknown internal format or unknown number of mip levels, not safe to reuse + glDeleteTextures(numTextures, textures); + } + else + { + for (S32 i = 0; i < numTextures; ++i) + { //remove texture from VRAM by setting its size to zero + for (S32 j = 0; j <= mip_levels; j++) + { + gGL.getTexUnit(0)->bindManual(type, textures[i]); + + glTexImage2D(LLTexUnit::getInternalType(type), j, format, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); + } + + llassert(std::find(sDeadTextureList[type][format].begin(), + sDeadTextureList[type][format].end(), textures[i]) == + sDeadTextureList[type][format].end()); - if (immediate) + sDeadTextureList[type][format].push_back(textures[i]); + } + } + } + + /*if (immediate) { LLImageGL::deleteDeadTextures(); - } + }*/ } // static @@ -1166,10 +1236,11 @@ BOOL LLImageGL::createGLTexture() if(mTexName) { - glDeleteTextures(1, (reinterpret_cast<GLuint*>(&mTexName))) ; + LLImageGL::deleteTextures(mBindTarget, mFormatInternal, mMipLevels, 1, (reinterpret_cast<GLuint*>(&mTexName))) ; } - glGenTextures(1, (GLuint*)&mTexName); + + LLImageGL::generateTextures(mBindTarget, mFormatInternal, 1, &mTexName); stop_glerror(); if (!mTexName) { @@ -1197,8 +1268,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S llassert(mCurrentDiscardLevel >= 0); discard_level = mCurrentDiscardLevel; } - discard_level = llclamp(discard_level, 0, (S32)mMaxDiscardLevel); - + // Actual image width/height = raw image width/height * 2^discard_level S32 raw_w = imageraw->getWidth() ; S32 raw_h = imageraw->getHeight() ; @@ -1206,7 +1276,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const LLImageRaw* imageraw, S S32 h = raw_h << discard_level; // setSize may call destroyGLTexture if the size does not match - setSize(w, h, imageraw->getComponents()); + setSize(w, h, imageraw->getComponents(), discard_level); if( !mHasExplicitFormat ) { @@ -1282,7 +1352,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_ } else { - LLImageGL::generateTextures(1, &mTexName); + LLImageGL::generateTextures(mBindTarget, mFormatInternal, 1, &mTexName); stop_glerror(); { llverify(gGL.getTexUnit(0)->bind(this)); @@ -1327,7 +1397,7 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_ { sGlobalTextureMemoryInBytes -= mTextureMemory; - LLImageGL::deleteTextures(1, &old_name); + LLImageGL::deleteTextures(mBindTarget, mFormatInternal, mMipLevels, 1, &old_name); stop_glerror(); } @@ -1456,7 +1526,7 @@ void LLImageGL::deleteDeadTextures() { bool reset = false; - while (!sDeadTextureList.empty()) + /*while (!sDeadTextureList.empty()) { GLuint tex = sDeadTextureList.front(); sDeadTextureList.pop_front(); @@ -1478,7 +1548,7 @@ void LLImageGL::deleteDeadTextures() glDeleteTextures(1, &tex); stop_glerror(); - } + }*/ if (reset) { @@ -1496,7 +1566,7 @@ void LLImageGL::destroyGLTexture() mTextureMemory = 0; } - LLImageGL::deleteTextures(1, &mTexName); + LLImageGL::deleteTextures(mBindTarget, mFormatInternal, mMipLevels, 1, &mTexName); mCurrentDiscardLevel = -1 ; //invalidate mCurrentDiscardLevel. mTexName = 0; mGLTextureCreated = FALSE ; |