Initial commit

Utils.cpp

@@ -0,0 +1,10 @@
+#include "Utils.h"
+#include <math.h>
+#include <algorithm>
+
+float srandom() {
+	float number = float(rand())/float(RAND_MAX);//0.0~1.0f
+	number *= 2.0f;//0.0~2.0
+	number -= 1.0f;//-1.0f~1.0f;
+	return number;
+}