/indra/newview/llfeaturemanager.h
C++ Header | 163 lines | 93 code | 37 blank | 33 comment | 0 complexity | 70784b4f671d2ebb48c7bfae3ad11dd9 MD5 | raw file
Possible License(s): LGPL-2.1
- /**
- * @file llfeaturemanager.h
- * @brief The feature manager is responsible for determining what features are turned on/off in the app.
- *
- * $LicenseInfo:firstyear=2003&license=viewerlgpl$
- * 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
- * $/LicenseInfo$
- */
- #ifndef LL_LLFEATUREMANAGER_H
- #define LL_LLFEATUREMANAGER_H
- #include "stdtypes.h"
- #include "llsingleton.h"
- #include "llstring.h"
- #include <map>
- typedef enum EGPUClass
- {
- GPU_CLASS_UNKNOWN = -1,
- GPU_CLASS_0 = 0,
- GPU_CLASS_1 = 1,
- GPU_CLASS_2 = 2,
- GPU_CLASS_3 = 3
- } EGPUClass;
- class LLFeatureInfo
- {
- public:
- LLFeatureInfo() : mValid(FALSE), mAvailable(FALSE), mRecommendedLevel(-1) {}
- LLFeatureInfo(const std::string& name, const BOOL available, const F32 level);
- BOOL isValid() const { return mValid; };
- public:
- BOOL mValid;
- std::string mName;
- BOOL mAvailable;
- F32 mRecommendedLevel;
- };
- class LLFeatureList
- {
- public:
- typedef std::map<std::string, LLFeatureInfo> feature_map_t;
- LLFeatureList(const std::string& name);
- virtual ~LLFeatureList();
- BOOL isFeatureAvailable(const std::string& name);
- F32 getRecommendedValue(const std::string& name);
- void setFeatureAvailable(const std::string& name, const BOOL available);
- void setRecommendedLevel(const std::string& name, const F32 level);
- BOOL loadFeatureList(LLFILE *fp);
- BOOL maskList(LLFeatureList &mask);
- void addFeature(const std::string& name, const BOOL available, const F32 level);
- feature_map_t& getFeatures()
- {
- return mFeatures;
- }
- void dump();
- protected:
- std::string mName;
- feature_map_t mFeatures;
- };
- class LLFeatureManager : public LLFeatureList, public LLSingleton<LLFeatureManager>
- {
- public:
- LLFeatureManager()
- : LLFeatureList("default"),
- mInited(FALSE),
- mTableVersion(0),
- mSafe(FALSE),
- mGPUClass(GPU_CLASS_UNKNOWN),
- mGPUSupported(FALSE)
- {
- }
- ~LLFeatureManager() {cleanupFeatureTables();}
- // initialize this by loading feature table and gpu table
- void init();
- void maskCurrentList(const std::string& name); // Mask the current feature list with the named list
- BOOL loadFeatureTables();
- EGPUClass getGPUClass() { return mGPUClass; }
- std::string& getGPUString() { return mGPUString; }
- BOOL isGPUSupported() { return mGPUSupported; }
-
- void cleanupFeatureTables();
- S32 getVersion() const { return mTableVersion; }
- void setSafe(const BOOL safe) { mSafe = safe; }
- BOOL isSafe() const { return mSafe; }
- LLFeatureList *findMask(const std::string& name);
- BOOL maskFeatures(const std::string& name);
- // set the graphics to low, medium, high, or ultra.
- // skipFeatures forces skipping of mostly hardware settings
- // that we don't want to change when we change graphics
- // settings
- void setGraphicsLevel(S32 level, bool skipFeatures);
-
- void applyBaseMasks();
- void applyRecommendedSettings();
- // apply the basic masks. Also, skip one saved
- // in the skip list if true
- void applyFeatures(bool skipFeatures);
- // load the dynamic GPU/feature table from a website
- void fetchHTTPTables();
-
- protected:
- void loadGPUClass();
- BOOL parseFeatureTable(std::string filename);
- void parseGPUTable(std::string filename);
- void initBaseMask();
- std::map<std::string, LLFeatureList *> mMaskList;
- std::set<std::string> mSkippedFeatures;
- BOOL mInited;
- S32 mTableVersion;
- BOOL mSafe; // Reinitialize everything to the "safe" mask
- EGPUClass mGPUClass;
- std::string mGPUString;
- BOOL mGPUSupported;
- };
- #endif // LL_LLFEATUREMANAGER_H