feat: add tree generation

src/tools/cubed_random.cpp

@@ -0,0 +1,34 @@
+#include <Cubed/tools/cubed_random.hpp>
+
+#include <Cubed/tools/log.hpp>
+
+namespace Cubed {
+
+Random::Random() {
+    std::random_device d;
+    m_seed = d();
+    Logger::info("Seed: {}", m_seed);
+    m_engine.seed(m_seed);
+}
+
+Random& Random::get() {
+    static Random instance;
+    return instance;
+}
+
+bool Random::random_bool(double probability) {
+    std::bernoulli_distribution dist(probability);
+    return dist(m_engine);
+}
+
+std::mt19937& Random::engine() {
+    return m_engine;
+}
+
+unsigned Random::seed() {
+    return m_seed;
+}
+
+
+
+}

src/tools/perlin_noise.cpp

@@ -2,17 +2,16 @@
 
 #include <Cubed/config.hpp>
 #include <Cubed/tools/cubed_assert.hpp>
-
+#include <Cubed/tools/cubed_random.hpp>
 #include <algorithm>
 #include <numeric>
-#include <random>
 
-void PerlinNoise::init(unsigned int seed) {
+
+void PerlinNoise::init() {
     p.resize(256);
     std::iota(p.begin(), p.end(), 0);
 
-    std::mt19937 engine(seed);
-    std::shuffle(p.begin(), p.end(), engine);
+    std::shuffle(p.begin(), p.end(), Cubed::Random::get().engine());
 
     p.insert(p.end(), p.begin(), p.end());
     is_init = true;