refactoring

inc/util.hpp

@@ -2,13 +2,48 @@
 
 #include <stdio.h>
 
-template<class T> struct Array {
-    T* _data;
+template<class T> struct array {
+    T* data;
     size_t len;
-
     T& operator[](int i);
 };
 
 typedef unsigned int uint;
 
-bool read_file(Array<char>* out, const char* filepath);
+bool read_file(array<char>* out, const char* filepath);
+
+struct vec4 {
+    float x;
+    float y;
+    float z;
+    float w;
+};
+
+struct vec3 {
+    float x;
+    float y;
+    float z;
+};
+
+struct vec2 {
+    float x;
+    float y;
+};
+
+struct vec4i {
+    int x;
+    int y;
+    int z;
+    int w;
+};
+
+struct vec3i {
+    int x;
+    int y;
+    int z;
+};
+
+struct vec2i {
+    int x;
+    int y;
+};