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Engine/Renderer/Texture/DynamicTexture.cs

@@ -0,0 +1,36 @@
+using Engine.Renderer.Pixel;
+using OpenTK.Graphics.OpenGL;
+
+namespace Engine.Renderer.Texture;
+
+public class DynamicTexture<T> : Texture<T> where T : struct, IPixel
+{
+    private readonly PixelFormat _format;
+    private readonly PixelType _type;
+    private readonly PixelInternalFormat _internalFormat;
+
+    public DynamicTexture(int width, int height) : base(width, height)
+    {
+        var pixel = default(T);
+        _format = pixel.Format;
+        _type = pixel.Type;
+        _internalFormat = pixel.InternalFormat;
+
+        GL.BindTexture(TextureTarget.Texture2D, Handle);
+        GL.TexImage2D(TextureTarget.Texture2D, 0, _internalFormat, Width, Height, 0, _format, _type,
+            IntPtr.Zero);
+    }
+
+    public void Resize(int width, int height)
+    {
+        if (Width == width && Height == height)
+            return;
+
+        Width = width;
+        Height = height;
+
+        Bind();
+        GL.TexImage2D(TextureTarget.Texture2D, 0, _internalFormat, Width, Height, 0, _format, _type,
+            IntPtr.Zero);
+    }
+}