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			52 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "rng.hpp"
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| 
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| #include <chrono>
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| #include <random>
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| 
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| namespace
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| {
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|     Misc::Rng::Seed sSeed;
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| }
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| 
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| namespace Misc
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| {
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|     Rng::Seed::Seed(unsigned int seed)
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|     {
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|         mGenerator.seed(seed);
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|     }
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| 
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|     Rng::Seed& Rng::getSeed()
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|     {
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|         return sSeed;
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|     }
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| 
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|     void Rng::init(unsigned int seed)
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|     {
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|         sSeed.mGenerator.seed(seed);
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|     }
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| 
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|     float Rng::rollProbability(Seed& seed)
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|     {
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|         return std::uniform_real_distribution<float>(0, 1 - std::numeric_limits<float>::epsilon())(seed.mGenerator);
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|     }
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| 
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|     float Rng::rollClosedProbability(Seed& seed)
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|     {
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|         return std::uniform_real_distribution<float>(0, 1)(seed.mGenerator);
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|     }
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| 
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|     int Rng::rollDice(int max, Seed& seed)
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|     {
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|         return max > 0 ? std::uniform_int_distribution<int>(0, max - 1)(seed.mGenerator) : 0;
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|     }
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| 
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|     unsigned int Rng::generateDefaultSeed()
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|     {
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|         return static_cast<unsigned int>(std::chrono::high_resolution_clock::now().time_since_epoch().count());
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|     }
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| 
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|     float Rng::deviate(float mean, float deviation, Seed& seed)
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|     {
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|         return std::uniform_real_distribution<float>(mean - deviation, mean + deviation)(seed.mGenerator);
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|     }
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| }
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