Map renderer rework (#37306)

* Update TilePainter.cs

* Add support for custom offsets, grid files, and markers

* Dynamic file category handling

Content.MapRenderer/CommandLineArguments.cs

@@ -12,6 +12,7 @@ public sealed class CommandLineArguments
     public bool ExportViewerJson { get; set; } = false;
     public string OutputPath { get; set; } = DirectoryExtensions.MapImages().FullName;
     public bool ArgumentsAreFileNames { get; set; } = false;
+    public bool ShowMarkers { get; set; } = false;
 
     public static bool TryParse(IReadOnlyList<string> args, [NotNullWhen(true)] out CommandLineArguments? parsed)
     {
@@ -59,6 +60,11 @@ public sealed class CommandLineArguments
                     parsed.ArgumentsAreFileNames = true;
                     break;
 
+                case "-m":
+                case "--markers":
+                    parsed.ShowMarkers = true;
+                    break;
+
                 case "-h":
                 case "--help":
                     PrintHelp();
@@ -95,7 +101,9 @@ Options:
         Defaults to Resources/MapImages
     -f / --files
         This option tells the map renderer that you supplied a list of map file names instead of their ids.
-        Example: Content.MapRenderer -f box.yml bagel.yml
+        Example: Content.MapRenderer -f /Maps/box.yml /Maps/bagel.yml
+    -m / --markers
+        Show hidden markers on map render. Defaults to false.
     -h / --help
         Displays this help text");
     }