Culling, rendering improvements and optimizations, block removing test.

Renderer.cs

@@ -8,13 +8,19 @@ namespace Voxel
         private static int _vao;
         private static List<FaceData> _faces = new List<FaceData>();
         private static Shader _shader;
+        private static Texture _texture;
         private static bool _needsUpdate = false;
 
-        public static void OnLoad()
+        static Renderer()
         {
             string vertexPath = "Shaders/shader.vert";
             string fragmentPath = "Shaders/shader.frag";
+            string texturePath = "atlas.png";
+
             _shader = new Shader(vertexPath, fragmentPath);
+            _texture = new Texture(texturePath);
+
+            _shader.SetInt("uTexture", 0);
 
             _ssbo = GL.GenBuffer();
             _vao = GL.GenVertexArray();
@@ -32,9 +38,8 @@ namespace Voxel
             if (_needsUpdate)
             {
                 _needsUpdate = false;
-                Console.WriteLine("Update buffer");
-                uint[] data = _faces.SelectMany(f => f.Pack()).ToArray();
-                GL.BufferData(BufferTarget.ShaderStorageBuffer, data.Length * sizeof(uint), data, BufferUsageHint.StaticRead);
+                byte[] data = _faces.SelectMany(f => f.Pack()).ToArray();
+                GL.BufferData(BufferTarget.ShaderStorageBuffer, data.Length, data, BufferUsageHint.StaticRead);
             }
 
             _shader.Use();
@@ -51,5 +56,10 @@ namespace Voxel
             _faces.AddRange(faces);
             _needsUpdate = true;
         }
+
+        public static void ClearFaces()
+        {
+            _faces.Clear();
+        }
     }
 }