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AnyarInc / Ascent

A fast and flexible C++ simulation engine and differential equation solver.
Apache License 2.0
123 stars 15 forks source link

Faster CSV writer if compiling with C++17 #5

Closed mwalcott3 closed 4 years ago

mwalcott3 commented 4 years ago

Uses std::to_chars for the csv writer if compiling with C++17

It appears to be around 5-6 times faster C++14: image C++17: image

The default double to string conversion when using ofsteam is way too slow.