/** * @file llfeaturemanager.cpp * @brief LLFeatureManager class implementation * * $LicenseInfo:firstyear=2003&license=viewerlgpl$ * 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 * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include <iostream> #include <fstream> #include <boost/regex.hpp> #include <boost/assign/list_of.hpp> #include "llfeaturemanager.h" #include "lldir.h" #include "llsys.h" #include "llgl.h" #include "llappviewer.h" #include "llbufferstream.h" #include "llexception.h" #include "llnotificationsutil.h" #include "llviewercontrol.h" #include "llworld.h" #include "lldrawpoolterrain.h" #include "llviewertexturelist.h" #include "llversioninfo.h" #include "llwindow.h" #include "llui.h" #include "llcontrol.h" #include "llboost.h" #include "llweb.h" #include "llviewershadermgr.h" #include "llstring.h" #include "stringize.h" #include "llcorehttputil.h" #if LL_WINDOWS #include "lldxhardware.h" #endif #if LL_DARWIN const char FEATURE_TABLE_FILENAME[] = "featuretable_mac.txt"; #elif LL_LINUX const char FEATURE_TABLE_FILENAME[] = "featuretable_linux.txt"; #else const char FEATURE_TABLE_FILENAME[] = "featuretable.txt"; #endif #if 0 // consuming code in #if 0 below #endif LLFeatureInfo::LLFeatureInfo(const std::string& name, const bool available, const F32 level) : mValid(true), mName(name), mAvailable(available), mRecommendedLevel(level) { } LLFeatureList::LLFeatureList(const std::string& name) : mName(name) { } LLFeatureList::~LLFeatureList() { } void LLFeatureList::addFeature(const std::string& name, const bool available, const F32 level) { if (mFeatures.count(name)) { LL_WARNS("RenderInit") << "LLFeatureList::Attempting to add preexisting feature " << name << LL_ENDL; } LLFeatureInfo fi(name, available, level); LL_DEBUGS_ONCE("RenderInit") << "Feature '" << name << "' " << (available ? "" : "not " ) << "available" << " at " << level << LL_ENDL; mFeatures[name] = fi; } bool LLFeatureList::isFeatureAvailable(const std::string& name) { if (mFeatures.count(name)) { return mFeatures[name].mAvailable; } LL_WARNS_ONCE("RenderInit") << "Feature " << name << " not on feature list!" << LL_ENDL; // changing this to true so you have to explicitly disable // something for it to be disabled return true; } F32 LLFeatureList::getRecommendedValue(const std::string& name) { if (mFeatures.count(name) && isFeatureAvailable(name)) { LL_DEBUGS_ONCE("RenderInit") << "Setting '" << name << "' to recommended value " << mFeatures[name].mRecommendedLevel << LL_ENDL; return mFeatures[name].mRecommendedLevel; } LL_WARNS_ONCE("RenderInit") << "Feature " << name << " not on feature list or not available!" << LL_ENDL; return 0; } bool LLFeatureList::maskList(LLFeatureList &mask) { LL_DEBUGS_ONCE() << "Masking with " << mask.mName << LL_ENDL; // // Lookup the specified feature mask, and overlay it on top of the // current feature mask. // LLFeatureInfo mask_fi; feature_map_t::iterator feature_it; for (feature_it = mask.mFeatures.begin(); feature_it != mask.mFeatures.end(); ++feature_it) { mask_fi = feature_it->second; // // Look for the corresponding feature // if (!mFeatures.count(mask_fi.mName)) { LL_WARNS("RenderInit") << "Feature " << mask_fi.mName << " in mask not in top level!" << LL_ENDL; continue; } LLFeatureInfo &cur_fi = mFeatures[mask_fi.mName]; if (mask_fi.mAvailable && !cur_fi.mAvailable) { LL_WARNS("RenderInit") << "Mask attempting to reenabling disabled feature, ignoring " << cur_fi.mName << LL_ENDL; continue; } cur_fi.mAvailable = mask_fi.mAvailable; cur_fi.mRecommendedLevel = llmin(cur_fi.mRecommendedLevel, mask_fi.mRecommendedLevel); LL_DEBUGS("RenderInit") << "Feature mask " << mask.mName << " Feature " << mask_fi.mName << " Mask: " << mask_fi.mRecommendedLevel << " Now: " << cur_fi.mRecommendedLevel << LL_ENDL; } LL_DEBUGS("RenderInit") << "After applying mask " << mask.mName << std::endl; // Will conditionally call dump only if the above message will be logged, thanks // to it being wrapped by the LL_DEBUGS and LL_ENDL macros. dump(); LL_CONT << LL_ENDL; return true; } void LLFeatureList::dump() { LL_DEBUGS("RenderInit") << "Feature list: " << mName << LL_ENDL; LLFeatureInfo fi; feature_map_t::iterator feature_it; for (feature_it = mFeatures.begin(); feature_it != mFeatures.end(); ++feature_it) { fi = feature_it->second; LL_DEBUGS("RenderInit") << "With " << mName << " feature " << fi.mName << " " << fi.mAvailable << ":" << fi.mRecommendedLevel << LL_ENDL; } } static const std::vector<std::string> sGraphicsLevelNames = boost::assign::list_of ("Low") ("LowMid") ("Mid") ("MidHigh") ("High") ("HighUltra") ("Ultra") ; U32 LLFeatureManager::getMaxGraphicsLevel() const { return static_cast<U32>(sGraphicsLevelNames.size()) - 1; } bool LLFeatureManager::isValidGraphicsLevel(U32 level) const { return (level <= getMaxGraphicsLevel()); } std::string LLFeatureManager::getNameForGraphicsLevel(U32 level) const { if (isValidGraphicsLevel(level)) { return sGraphicsLevelNames[level]; } return STRINGIZE("Invalid graphics level " << level << ", valid are 0 .. " << getMaxGraphicsLevel()); } S32 LLFeatureManager::getGraphicsLevelForName(const std::string& name) const { const std::string FixedFunction("FixedFunction"); std::string rname(name); if (LLStringUtil::endsWith(rname, FixedFunction)) { // chop off any "FixedFunction" suffix rname = rname.substr(0, rname.length() - FixedFunction.length()); } for (S32 i(0), iend(getMaxGraphicsLevel()); i <= iend; ++i) { if (sGraphicsLevelNames[i] == rname) { return i; } } return -1; } LLFeatureList *LLFeatureManager::findMask(const std::string& name) { if (mMaskList.count(name)) { return mMaskList[name]; } return NULL; } bool LLFeatureManager::maskFeatures(const std::string& name) { LLFeatureList *maskp = findMask(name); if (!maskp) { LL_DEBUGS("RenderInit") << "Unknown feature mask " << name << LL_ENDL; return false; } LL_INFOS("RenderInit") << "Applying GPU Feature list: " << name << LL_ENDL; return maskList(*maskp); } bool LLFeatureManager::loadFeatureTables() { // *TODO - if I or anyone else adds something else to the skipped list // make this data driven. Put it in the feature table and parse it // correctly mSkippedFeatures.insert("RenderAnisotropic"); mSkippedFeatures.insert("RenderGamma"); mSkippedFeatures.insert("RenderVBOEnable"); mSkippedFeatures.insert("RenderFogRatio"); // first table is install with app std::string app_path = gDirUtilp->getAppRODataDir(); app_path += gDirUtilp->getDirDelimiter(); std::string filename; filename = FEATURE_TABLE_FILENAME; app_path += filename; bool parse_ok = parseFeatureTable(app_path); return parse_ok; } bool LLFeatureManager::parseFeatureTable(std::string filename) { LL_INFOS("RenderInit") << "Attempting to parse feature table from " << filename << LL_ENDL; llifstream file; std::string name; U32 version; cleanupFeatureTables(); // in case an earlier attempt left partial results file.open(filename.c_str()); /*Flawfinder: ignore*/ if (!file) { LL_WARNS("RenderInit") << "Unable to open feature table " << filename << LL_ENDL; return false; } // Check file version file >> name; if (name != "version") { LL_WARNS("RenderInit") << filename << " does not appear to be a valid feature table!" << LL_ENDL; return false; } file >> version; mTableVersion = version; LL_INFOS("RenderInit") << "Found feature table version " << version << LL_ENDL; LLFeatureList *flp = NULL; bool parse_ok = true; while (parse_ok && file >> name ) { char buffer[MAX_STRING]; /*Flawfinder: ignore*/ if (name.substr(0,2) == "//") { // This is a comment. file.getline(buffer, MAX_STRING); continue; } if (name == "list") { LL_DEBUGS("RenderInit") << "Before new list" << std::endl; if (flp) { flp->dump(); } else { LL_CONT << "No current list"; } LL_CONT << LL_ENDL; // It's a new mask, create it. file >> name; if (!mMaskList.count(name)) { flp = new LLFeatureList(name); mMaskList[name] = flp; } else { LL_WARNS("RenderInit") << "Overriding mask '" << name << "'; this is invalid!" << LL_ENDL; parse_ok = false; } } else { if (flp) { S32 available; F32 recommended; file >> available >> recommended; flp->addFeature(name, available, recommended); } else { LL_WARNS("RenderInit") << "Specified parameter before <list> keyword!" << LL_ENDL; parse_ok = false; } } } file.close(); if (!parse_ok) { LL_WARNS("RenderInit") << "Discarding feature table data from " << filename << LL_ENDL; cleanupFeatureTables(); } return parse_ok; } F32 gpu_benchmark(); bool LLFeatureManager::loadGPUClass() { if (!gSavedSettings.getBOOL("SkipBenchmark")) { F32 class1_gbps = gSavedSettings.getF32("RenderClass1MemoryBandwidth"); //get memory bandwidth from benchmark F32 gbps; try { gbps = LL::seh::catcher(gpu_benchmark); } catch (const std::exception& e) { // HACK - ensure that profiling is disabled LLGLSLShader::finishProfile(); gbps = -1.f; LL_WARNS("RenderInit") << "GPU benchmark failed: " << e.what() << LL_ENDL; } mGPUMemoryBandwidth = gbps; // bias by CPU speed F32 cpu_basis_mhz = gSavedSettings.getF32("RenderCPUBasis"); F32 cpu_mhz = (F32) gSysCPU.getMHz(); F32 cpu_bias = llclamp(cpu_mhz / cpu_basis_mhz, 0.5f, 1.f); gbps *= cpu_bias; if (gbps < 0.f) { //couldn't bench, default to Low #if LL_DARWIN //GLVersion is misleading on OSX, just default to class 3 if we can't bench LL_WARNS("RenderInit") << "Unable to get an accurate benchmark; defaulting to class 3" << LL_ENDL; mGPUClass = GPU_CLASS_3; #else mGPUClass = GPU_CLASS_0; #endif } else if (gbps <= class1_gbps) { mGPUClass = GPU_CLASS_1; } else if (gbps <= class1_gbps *2.f) { mGPUClass = GPU_CLASS_2; } else if (gbps <= class1_gbps*4.f) { mGPUClass = GPU_CLASS_3; } else if (gbps <= class1_gbps*8.f) { mGPUClass = GPU_CLASS_4; } else { mGPUClass = GPU_CLASS_5; } #if LL_WINDOWS const F32Gigabytes MIN_PHYSICAL_MEMORY(2); LLMemory::updateMemoryInfo(); F32Gigabytes physical_mem = LLMemory::getMaxMemKB(); if (MIN_PHYSICAL_MEMORY > physical_mem && mGPUClass > GPU_CLASS_1) { // reduce quality on systems that don't have enough memory mGPUClass = (EGPUClass)(mGPUClass - 1); } #endif //LL_WINDOWS } //end if benchmark else { //setting says don't benchmark MAINT-7558 LL_WARNS("RenderInit") << "Setting 'SkipBenchmark' is true; defaulting to class 1 (may be required for some GPUs)" << LL_ENDL; mGPUClass = GPU_CLASS_1; } // defaults mGPUString = gGLManager.getRawGLString(); mGPUSupported = true; return true; // indicates that a gpu value was established } void LLFeatureManager::cleanupFeatureTables() { std::for_each(mMaskList.begin(), mMaskList.end(), DeletePairedPointer()); mMaskList.clear(); } void LLFeatureManager::initSingleton() { // load the tables loadFeatureTables(); // get the gpu class loadGPUClass(); // apply the base masks, so we know if anything is disabled applyBaseMasks(); } void LLFeatureManager::applyRecommendedSettings() { // apply saved settings // cap the level at 2 (high) U32 level = llmax(GPU_CLASS_0, llmin(mGPUClass, GPU_CLASS_5)); LL_INFOS("RenderInit") << "Applying Recommended Features for level " << level << LL_ENDL; setGraphicsLevel(level, false); gSavedSettings.setU32("RenderQualityPerformance", level); // now apply the tweaks to draw distance // these are double negatives, because feature masks only work by // downgrading values, so i needed to make a true value go to false // for certain cards, thus the awkward name, "Disregard..." if(!gSavedSettings.getBOOL("Disregard96DefaultDrawDistance")) { gSavedSettings.setF32("RenderFarClip", 96.0f); } else if(!gSavedSettings.getBOOL("Disregard128DefaultDrawDistance")) { gSavedSettings.setF32("RenderFarClip", 128.0f); } } void LLFeatureManager::applyFeatures(bool skipFeatures) { // see featuretable.txt / featuretable_linux.txt / featuretable_mac.txt #ifndef LL_RELEASE_FOR_DOWNLOAD dump(); #endif // scroll through all of these and set their corresponding control value for(feature_map_t::iterator mIt = mFeatures.begin(); mIt != mFeatures.end(); ++mIt) { // skip features you want to skip // do this for when you don't want to change certain settings if(skipFeatures) { if(mSkippedFeatures.find(mIt->first) != mSkippedFeatures.end()) { continue; } } // get the control setting LLControlVariable* ctrl = gSavedSettings.getControl(mIt->first); if(ctrl == NULL) { LL_WARNS("RenderInit") << "AHHH! Control setting " << mIt->first << " does not exist!" << LL_ENDL; continue; } // handle all the different types if(ctrl->isType(TYPE_BOOLEAN)) { gSavedSettings.setBOOL(mIt->first, (bool)getRecommendedValue(mIt->first)); } else if (ctrl->isType(TYPE_S32)) { gSavedSettings.setS32(mIt->first, (S32)getRecommendedValue(mIt->first)); } else if (ctrl->isType(TYPE_U32)) { gSavedSettings.setU32(mIt->first, (U32)getRecommendedValue(mIt->first)); } else if (ctrl->isType(TYPE_F32)) { gSavedSettings.setF32(mIt->first, (F32)getRecommendedValue(mIt->first)); } else { LL_WARNS("RenderInit") << "AHHH! Control variable is not a numeric type!" << LL_ENDL; } } } void LLFeatureManager::setGraphicsLevel(U32 level, bool skipFeatures) { LLViewerShaderMgr::sSkipReload = true; flush_glerror(); // Whatever may have already happened (e.g., to cause us to change), don't let confuse it with new initializations. applyBaseMasks(); // if we're passed an invalid level, default to "Low" std::string features(isValidGraphicsLevel(level)? getNameForGraphicsLevel(level) : "Low"); maskFeatures(features); applyFeatures(skipFeatures); LLViewerShaderMgr::sSkipReload = false; LLViewerShaderMgr::instance()->setShaders(); gPipeline.refreshCachedSettings(); } void LLFeatureManager::applyBaseMasks() { // reapply masks mFeatures.clear(); LLFeatureList* maskp = findMask("all"); if(maskp == NULL) { LL_WARNS("RenderInit") << "AHH! No \"all\" in feature table!" << LL_ENDL; return; } mFeatures = maskp->getFeatures(); // mask class if (mGPUClass >= 0 && mGPUClass < 6) { const char* class_table[] = { "Class0", "Class1", "Class2", "Class3", "Class4", "Class5", }; LL_INFOS("RenderInit") << "Setting GPU Class to " << class_table[mGPUClass] << LL_ENDL; maskFeatures(class_table[mGPUClass]); } else { LL_INFOS("RenderInit") << "Setting GPU Class to Unknown" << LL_ENDL; maskFeatures("Unknown"); } // now all those wacky ones if (gGLManager.mIsNVIDIA) { maskFeatures("NVIDIA"); } if (gGLManager.mIsAMD) { maskFeatures("AMD"); } if (gGLManager.mIsIntel) { maskFeatures("Intel"); } if (gGLManager.mIsApple) { maskFeatures("AppleGPU"); } else { maskFeatures("NonAppleGPU"); } if (gGLManager.mGLVersion < 3.f) { maskFeatures("OpenGLPre30"); } if (gGLManager.mNumTextureImageUnits <= 8) { maskFeatures("TexUnit8orLess"); } if (gGLManager.mNumTextureImageUnits <= 16) { maskFeatures("TexUnit16orLess"); } if (gGLManager.mVRAM > 512) { maskFeatures("VRAMGT512"); } if (gGLManager.mVRAM < 2048) { maskFeatures("VRAMLT2GB"); } if (gGLManager.mGLVersion < 3.99f) { maskFeatures("GL3"); } // now mask by gpu string // Replaces ' ' with '_' in mGPUString to deal with inability for parser to handle spaces std::string gpustr = mGPUString; for (std::string::iterator iter = gpustr.begin(); iter != gpustr.end(); ++iter) { if (*iter == ' ') { *iter = '_'; } } //LL_INFOS() << "Masking features from gpu table match: " << gpustr << LL_ENDL; maskFeatures(gpustr); if (isSafe()) { maskFeatures("safe"); } } LLSD LLFeatureManager::getRecommendedSettingsMap() { // Create the map and fill it with the hardware recommended settings. // It's needed to create an initial Default graphics preset (MAINT-6435). // The process is similar to the one LLFeatureManager::applyRecommendedSettings() does. LLSD map(LLSD::emptyMap()); U32 level = llmax(GPU_CLASS_0, llmin(mGPUClass, GPU_CLASS_5)); LL_INFOS("RenderInit") << "Getting the map of recommended settings for level " << level << LL_ENDL; std::string features(isValidGraphicsLevel(level) ? getNameForGraphicsLevel(level) : "Low"); maskFeatures(features); LLControlVariable* ctrl = gSavedSettings.getControl("RenderQualityPerformance"); // include the quality value for correct preset loading map["RenderQualityPerformance"]["Value"] = (LLSD::Integer)level; map["RenderQualityPerformance"]["Comment"] = ctrl->getComment();; map["RenderQualityPerformance"]["Persist"] = 1; map["RenderQualityPerformance"]["Type"] = LLControlGroup::typeEnumToString(ctrl->type()); for (feature_map_t::iterator mIt = mFeatures.begin(); mIt != mFeatures.end(); ++mIt) { LLControlVariable* ctrl = gSavedSettings.getControl(mIt->first); if (ctrl == NULL) { LL_WARNS("RenderInit") << "AHHH! Control setting " << mIt->first << " does not exist!" << LL_ENDL; continue; } if (ctrl->isType(TYPE_BOOLEAN)) { map[mIt->first]["Value"] = (LLSD::Boolean)getRecommendedValue(mIt->first); } else if (ctrl->isType(TYPE_S32) || ctrl->isType(TYPE_U32)) { map[mIt->first]["Value"] = (LLSD::Integer)getRecommendedValue(mIt->first); } else if (ctrl->isType(TYPE_F32)) { map[mIt->first]["Value"] = (LLSD::Real)getRecommendedValue(mIt->first); } else { LL_WARNS("RenderInit") << "AHHH! Control variable is not a numeric type!" << LL_ENDL; continue; } map[mIt->first]["Comment"] = ctrl->getComment();; map[mIt->first]["Persist"] = 1; map[mIt->first]["Type"] = LLControlGroup::typeEnumToString(ctrl->type()); } return map; }