another data view

TanksServer/ServicePointDisplay/FixedSizeBitGridView.cs

@@ -0,0 +1,23 @@
+using System.Diagnostics;
+
+namespace TanksServer.ServicePointDisplay;
+
+internal sealed class FixedSizeBitGridView(Memory<byte> data, int columns, int rows)
+{
+    private readonly FixedSizeBitRowView _bits = new(data);
+
+    public bool this[PixelPosition position]
+    {
+        get => _bits[ToPixelIndex(position)];
+        set => _bits[ToPixelIndex(position)] = value;
+    }
+
+    private int ToPixelIndex(PixelPosition position)
+    { 
+        Debug.Assert(position.X < columns);
+        Debug.Assert(position.Y < rows);
+        var index = position.Y * columns + position.X;
+        ArgumentOutOfRangeException.ThrowIfNegative(index, nameof(position));
+        return index;
+    }
+}

TanksServer/ServicePointDisplay/FixedSizeBitRowView.cs

@@ -2,7 +2,7 @@ using System.Collections;
 
 namespace TanksServer.ServicePointDisplay;
 
-internal sealed class FixedSizeBitFieldView(Memory<byte> data) : IList<bool>
+internal sealed class FixedSizeBitRowView(Memory<byte> data) : IList<bool>
 {
     public int Count => data.Length * 8;
     public bool IsReadOnly => false;

TanksServer/ServicePointDisplay/PixelDisplayBufferView.cs

@@ -1,20 +1,22 @@
+using TanksServer.GameLogic;
+
 namespace TanksServer.ServicePointDisplay;
 
 internal sealed class PixelDisplayBufferView : DisplayBufferView
 {
-    private PixelDisplayBufferView(byte[] data) : base(data)
+    private PixelDisplayBufferView(byte[] data, int columns, int pixelRows) : base(data)
     {
-        Pixels = new FixedSizeBitFieldView(Data.AsMemory(10));
+        Pixels = new FixedSizeBitGridView(Data.AsMemory(10), columns, pixelRows);
     }
 
     // ReSharper disable once CollectionNeverQueried.Global (setting values in collection updates underlying byte array)
-    public FixedSizeBitFieldView Pixels { get; }
+    public FixedSizeBitGridView Pixels { get; }
 
     public static PixelDisplayBufferView New(ushort x, ushort y, ushort widthInTiles, ushort pixelRows)
     {
         // 10 bytes header, one byte per tile row (with one bit each pixel) after that
         var size = 10 + widthInTiles * pixelRows;
-        return new PixelDisplayBufferView(new byte[size])
+        return new PixelDisplayBufferView(new byte[size], widthInTiles * MapService.TileSize, pixelRows)
         {
             Mode = 19,
             TileX = x,

TanksServer/ServicePointDisplay/SendToServicePointDisplay.cs

@@ -90,10 +90,10 @@ internal sealed class SendToServicePointDisplay : ITickStep, IDisposable
         foreach (var p in playersToDisplay)
         {
             var score = p.Kills.ToString();
-            var nameLength = ScoresWidth - score.Length;
+            var nameLength = Math.Min(p.Name.Length, ScoresWidth - score.Length - 1);
 
             var name = p.Name[..nameLength];
-            var spaces = new string(' ', nameLength - name.Length + 1);
+            var spaces = new string(' ', ScoresWidth - score.Length - nameLength);
 
             _scoresBuffer.Rows[row] = name + spaces + score;
             row++;