Collection window refactoring

Src/NFTWallet/Assets/Code/NFTWallet/UIHelpers/TextureUtils.cs

@@ -0,0 +1,19 @@
+using UnityEngine;
+
+public static class TextureUtils
+{
+    public static Texture2D ResizeTexture(this Texture2D source, int newWidth, int newHeight)
+    {
+        source.filterMode = FilterMode.Point;
+        RenderTexture rt = RenderTexture.GetTemporary(newWidth, newHeight);
+        rt.filterMode = FilterMode.Point;
+        RenderTexture.active = rt;
+        Graphics.Blit(source, rt);
+        Texture2D newTexture = new Texture2D(newWidth, newHeight);
+        newTexture.ReadPixels(new Rect(0, 0, newWidth, newHeight), 0, 0);
+        newTexture.Apply();
+        RenderTexture.active = null;
+        RenderTexture.ReleaseTemporary(rt);
+        return newTexture;
+    }
+}