Seperate update into new file

src/main.c

@@ -1,6 +1,8 @@
+#include "main.h"
 #include "consts.h"
 #include "raylib.h"
 #include "raymath.h"
+#include "update.h"
 #include <math.h>
 #include <stdio.h>
 
@@ -13,7 +15,8 @@
 #define MAX(a, b) ((a) > (b) ? (a) : (b))
 #define MIN(a, b) ((a) < (b) ? (a) : (b))
 
-void MainLoop();
+static void MainLoop();
+static void Draw();
 
 RenderTexture2D target;
 
@@ -56,25 +59,16 @@ int main(void) {
   return 0;
 }
 
-void MainLoop() {
+static void MainLoop() {
   int winWidth = GetScreenWidth(), winHeight = GetScreenHeight();
   float scale =
       MIN((float)winWidth / SCREEN_WIDTH, (float)winHeight / SCREEN_HEIGHT);
 
-  cube.transform =
-      MatrixMultiply(MatrixRotateXYZ(Vector3Scale((Vector3){1.0f, 1.5f, 2.5f},
-                                                  GetFrameTime())),
-                     cube.transform);
+  Update();
 
   BeginTextureMode(target);
   {
-    ClearBackground(BLACK);
-    DrawCircleV((Vector2){160.0f, 120.0f}, 120.0f, WHITE);
-    BeginMode3D(cam);
-    {
-      DrawModel(cube, Vector3Zero(), 1.0f, WHITE);
-    }
-    EndMode3D();
+    Draw();
   }
   EndTextureMode();
 
@@ -91,3 +85,13 @@ void MainLoop() {
   }
   EndDrawing();
 }
+
+static void Draw() {
+  ClearBackground(BLACK);
+  DrawCircleV((Vector2){160.0f, 120.0f}, 120.0f, WHITE);
+  BeginMode3D(cam);
+  {
+    DrawModel(cube, Vector3Zero(), 1.0f, WHITE);
+  }
+  EndMode3D();
+}

src/main.h

@@ -0,0 +1,9 @@
+#include "raylib.h"
+
+extern RenderTexture2D target;
+
+extern Image texImg;
+extern Texture2D texture;
+
+extern Camera3D cam;
+extern Model cube;

src/update.c

@@ -0,0 +1,11 @@
+#include "update.h"
+#include "main.h"
+#include "raylib.h"
+#include "raymath.h"
+
+void Update() {
+  cube.transform =
+      MatrixMultiply(MatrixRotateXYZ(Vector3Scale((Vector3){1.0f, 1.5f, 2.5f},
+                                                  GetFrameTime())),
+                     cube.transform);
+}

src/update.h

@@ -0,0 +1 @@
+extern void Update();