diff --git a/cmake-build-release/Testing/Temporary/LastTest.log b/cmake-build-release/Testing/Temporary/LastTest.log
index c728996..af0e397 100644
--- a/cmake-build-release/Testing/Temporary/LastTest.log
+++ b/cmake-build-release/Testing/Temporary/LastTest.log
@@ -1,3 +1,3 @@
-Start testing: Jan 14 13:37 EST
+Start testing: Jan 15 14:34 EST
 ----------------------------------------------------------
-End testing: Jan 14 13:37 EST
+End testing: Jan 15 14:34 EST
diff --git a/src/main.cpp b/src/main.cpp
index 55d8f15..f70efd7 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,22 +1,92 @@
 #include <iostream>
-#include <blt/std/memory.h>
+#include <blt/std/allocator.h>
 #include <blt/gfx/window.h>
 #include <blt/gfx/state.h>
 #include <blt/gfx/stb/stb_image.h>
+#include <blt/std/hashmap.h>
 #include "blt/gfx/renderer/resource_manager.h"
 #include "blt/gfx/renderer/batch_2d_renderer.h"
-
-class node
-{
-    node* left;
-    node* right;
-    
-};
+#include <variant>
+#include <random>
 
 blt::gfx::matrix_state_manager global_matrices;
 blt::gfx::resource_manager resources;
 blt::gfx::batch_renderer_2d renderer_2d(resources);
 
+struct node;
+
+blt::area_allocator<node, 32000> allocator;
+
+std::variant<float, blt::vec3f> input_t;
+
+enum class function_t
+{
+    // FUNC     // inputs
+    ADD,        // 2
+    SUB,        // 2
+    MUL,        // 2
+    DIV,        // 2
+    
+    LOG,        // 1
+    EXP,        // 1
+    SQRT,       // 1
+    POW,        // 1
+    QUAD,       // 1
+    
+    RANDOM,     // 0
+    NOISE,      // 0
+    COLOR,      // 0
+    SCALAR      // 0
+};
+
+static constexpr int OPERATOR_COUNT = 13;
+
+class tree;
+
+struct node
+{
+    friend tree;
+    private:
+        node* left;
+        node* right;
+        function_t type;
+        std::array<float, 7> data;
+    public:
+        
+        static node* construct_random()
+        {
+            node* n = allocator.allocate(1);
+            allocator.construct(n);
+            
+            std::random_device dev;
+            std::mt19937_64 engine{dev()};
+            std::uniform_real_distribution<float> dist(0.0f, 1.0f);
+            for (float& f : n->data)
+                f = dist(engine);
+            
+            std::uniform_int_distribution op(0, OPERATOR_COUNT - 1);
+            n->type = static_cast<function_t>(op(engine));
+            
+            return n;
+        }
+        
+        ~node()
+        {
+            allocator.destroy(left);
+            allocator.deallocate(left, 1);
+            allocator.destroy(right);
+            allocator.deallocate(right, 1);
+        }
+};
+
+class tree
+{
+    public:
+        node* root;
+    
+    
+};
+
 void init()
 {
     global_matrices.create_internals();