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66 lines
1.3 KiB
C++
66 lines
1.3 KiB
C++
#ifndef DEBUG_LOG_H
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#define DEBUG_LOG_H
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#include <mutex>
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#include <iostream>
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#include <osg/io_utils>
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namespace Debug
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{
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enum Level
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{
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Error = 1,
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Warning = 2,
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Info = 3,
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Verbose = 4,
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Debug = 5,
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Marker = Debug,
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NoLevel = 6 // Do not filter messages in this case
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};
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extern Level CurrentDebugLevel;
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}
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class Log
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{
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static std::mutex sLock;
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std::unique_lock<std::mutex> mLock;
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public:
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// Locks a global lock while the object is alive
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Log(Debug::Level level) :
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mLock(sLock),
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mLevel(level)
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{
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// If the app has no logging system enabled, log level is not specified.
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// Show all messages without marker - we just use the plain cout in this case.
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if (Debug::CurrentDebugLevel == Debug::NoLevel)
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return;
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if (mLevel <= Debug::CurrentDebugLevel)
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std::cout << static_cast<unsigned char>(mLevel);
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}
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// Perfect forwarding wrappers to give the chain of objects to cout
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template<typename T>
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Log& operator<<(T&& rhs)
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{
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if (mLevel <= Debug::CurrentDebugLevel)
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std::cout << std::forward<T>(rhs);
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return *this;
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}
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~Log()
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{
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if (mLevel <= Debug::CurrentDebugLevel)
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std::cout << std::endl;
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}
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private:
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Debug::Level mLevel;
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};
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#endif
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