Implement random.h

src/include/random.h

@@ -6,9 +6,10 @@
 class Generator {
 	public:
 		Generator();
-		int getNum(int, int);
+		int intFromRange(int, int);
+		double operator()();
 	private:
 		std::mt19937 gen;
-}
+};
 
 #endif

src/main.cpp

 #include <iostream>
 #include "libtcod/include/libtcod.hpp"
-#include <random>
+#include "include/random.h"
 #include <vector>
 #include <string>
 
@@ -20,20 +20,19 @@ int main(int argv, char** args) {
 
     TCODConsole::setCustomFont("assets/terminal-large.png");
 
-    //Some stdlib blabber
-    std::random_device rand_device;
-    std::mt19937 twister(rand_device());
-    std::discrete_distribution<> distribution({3, 1});
 
     // Map dimensions (from original Rogue) 
     uint mapx = 80, mapy = 25;
 
     std::vector<std::vector<int> > map;
 
+	Generator rand;
+
     for (uint x = 0; x < mapx; x++) {
         map.push_back(std::vector<int>());
         for (uint y = 0; y < mapy; y++) {
-            map[x].push_back(distribution(twister));
+			int block = rand() < .25 ? 1 : 0;
+            map[x].push_back(block);
         }
     }
 

src/random.cpp

+#include <random>
+#include "include/random.h"
+
+Generator::Generator() {
+	gen = std::mt19937(std::random_device()());
+}
+
+//inclusive
+int Generator::intFromRange(int lower, int upper) {
+	return std::uniform_int_distribution<>(lower, upper)(gen);
+}
+
+double Generator::operator()() {
+	return std::uniform_real_distribution<>(0, 1)(gen);
+}