Ditched the perlin I wrote before

utils/simple_rng.hpp

@@ -0,0 +1,41 @@
+/* Copyright: (c) Kayne Ruse 2014
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#ifndef SIMPLERNG_HPP_
+#define SIMPLERNG_HPP_
+
+class SimpleRNG {
+public:
+	SimpleRNG() = default;
+	SimpleRNG(int x) { SetSeed(x); }
+
+	int SetSeed(int s) { return seed = s; }
+	int GetSeed() { return seed; }
+
+	int SimpleRNG::operator()(int x) {
+		return (x + seed) * 345589144 + 1123581321 + seed;
+	};
+
+private:
+	int seed = 8891;
+};
+
+#endif