slight code improvements. Still didn't fix cube sphere shading

src/Program.cs

@@ -32,7 +32,7 @@ public static class Program
 	private static Camera _cam;
 	private static Vector2 _lastMousePosition;
 	private static uint _vao, _vbo;
-	private static IcoSphere sphere;
+	private static Sphere sphere;
 
 	public static void Main(string[] args)
 	{
@@ -140,7 +140,7 @@ public static class Program
 		
 		
 		// Sphere
-		sphere = new IcoSphere(10);
+		sphere = new Sphere(10);
 		sphere.CreateSphere();
 		_sphereShader =
 			new Nebulix.Rendering.Shader(_gl, "./Shaders/Sphere/sphere.vert", "./Shaders/Sphere/sphere.frag");

src/Sphere.cs

@@ -6,9 +6,11 @@ using Silk.NET.OpenGL;
 namespace Engine_silk.NET
 {
 	// also maybe make an ISphere and call this class "CubeSphere"?
+	// Also look into this way of generating a cube sphere: http://www.songho.ca/opengl/gl_sphere.html
 	public class Sphere
 	{
-		private readonly Mesh mesh = new();
+		private readonly Mesh[] mesh = new Mesh[6];
+		private readonly Face[] faces = new Face[6];
 		private readonly uint resolution;
 		
 		public Sphere(uint resolution)
@@ -21,7 +23,6 @@ namespace Engine_silk.NET
 
 		public void CreateSphere()
 		{
-			// TODO: merge the individual meshes to one mesh
 			Vector3[] directions =
 			[
 				Vector3.UnitZ, -Vector3.UnitZ, 
@@ -29,25 +30,15 @@ namespace Engine_silk.NET
 				Vector3.UnitX, -Vector3.UnitX
 			];
 
-			List<Vector3> vertices = new();
-			List<uint> indices = new();
 			for (int i = 0; i < directions.Length; i++)
 			{
-				Mesh m = new();
-				Face f = new(directions[i], m, resolution);
-				f.GenerateMesh();
-
-				vertices.AddRange(m.Vertices);
-				for (int j = 0; j < m.Indices.Length; j++)
+				if (mesh[i] is null) // linting not working here. mesh[i] can actually be null
 				{
-					indices.Add(m.Indices[j] + (uint)(m.Vertices.Length * i));
+					mesh[i] = new Mesh();
+					faces[i] = new Face(directions[i], mesh[i], resolution);
 				}
+				faces[i].GenerateMesh();
 			}
-			// TODO get rid of overlapping vertices maybe
-			mesh.Clear();
-			mesh.Vertices = vertices.ToArray();
-			mesh.Indices = indices.ToArray();
-			mesh.CalculateNormals();
 		}
 		
 		/// <summary>
@@ -55,11 +46,14 @@ namespace Engine_silk.NET
 		/// </summary>
 		public void RenderSphere(GL gl) // Will not be needed  
 		{
-			mesh.Render(gl);
+			for (int i = 0; i < mesh.Length; i++)
+			{
+				faces[i].Mesh.Render(gl);
+			}
 		}
 	}
 
-	internal record struct Face
+	internal readonly record struct Face
 	{
 		public Mesh Mesh => _mesh;