12 lines
484 B
C++
12 lines
484 B
C++
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struct timer{
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std::chrono::high_resolution_clock::time_point t1;
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std::chrono::high_resolution_clock::time_point t2;
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void start(){t1 = std::chrono::high_resolution_clock::now();}
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void end(){t2 = std::chrono::high_resolution_clock::now();}
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double duration(){ return std::chrono::duration_cast<std::chrono::microseconds>( t2 - t1 ).count();}
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};
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double rand_between(double lower, double upper){
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return lower + (randomMT() * 1.0 / UINT32_MAX) * (upper - lower);
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} |