From bb25b2bc17ca4cada09da38d209be57a55020d31 Mon Sep 17 00:00:00 2001
From: Stephen Enders <smenders@gmail.com>
Date: Wed, 20 Jan 2021 22:53:14 -0500
Subject: Add rolling animation

---
 random.cpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 random.cpp

(limited to 'random.cpp')

diff --git a/random.cpp b/random.cpp
new file mode 100644
index 0000000..e94b191
--- /dev/null
+++ b/random.cpp
@@ -0,0 +1,27 @@
+#include "random.hpp"
+#include <chrono>
+#include <cmath>
+
+namespace ur {
+
+Random::Random(int min, int max)
+{
+  this->min = min;
+  this->max = max;
+  // setup the random stuff
+  unsigned seed = std::chrono::system_clock::now().time_since_epoch().count();
+  this->engine = std::default_random_engine(seed);
+
+  // setup distribution
+  float range = float(max - min);
+  this->distribution =
+    std::normal_distribution<float>(range / 2.f, range / 4.f);
+}
+
+int
+Random::next()
+{
+  return std::round(this->distribution(this->engine));
+}
+
+}
-- 
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