add Width and Height to Texture

Program.cs

@@ -125,14 +125,19 @@ void main() {
 
 public class Texture : IDisposable {
   public int Handle;
+  public int Width;
+  public int Height;
 
   public Texture(string path) {
     Image<Rgba32> image = Image.Load<Rgba32>(path);
-    Console.WriteLine($"image loaded: {image.Width}x{image.Height}");
+    Width = image.Width;
+    Height = image.Height;
+    Console.WriteLine($"image loaded: {Width}x{Height}");
+
     //foreach (IExifValue exif in image.Metadata.ExifProfile.Values) {
     //  Console.WriteLine($"{exif.Tag} : {exif.GetValue()}");
     //}
-    byte[] pixelBytes = new byte[image.Width * image.Height * Unsafe.SizeOf<Rgba32>()];
+    byte[] pixelBytes = new byte[Width * Height * Unsafe.SizeOf<Rgba32>()];
     image.CopyPixelDataTo(pixelBytes);
     image.Dispose();