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Assets/Tremble/Editor/Manual/Pages/OtherGames/ImportFgdPage.cs

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+//
+// This file is part of the Tremble package by Tiny Goose.
+// Copyright (c) 2024-2026 TinyGoose Ltd., All Rights Reserved.
+//
+
+namespace TinyGoose.Tremble.Editor
+{
+	[ManualPage("Import from Other Games/Texture FGDs from other games")]
+	public class ImportFgdPage : ManualPageBase
+	{
+		protected override void OnGUI()
+		{
+			Text("When importing maps from other games, Tremble might encounter entities which it does not recognise.");
+
+			Text("For example, if you import a map from Quake®, it will contain (among others) an",
+				"'info_player_start' entity to define where the player should spawn.");
+
+			Text("If you import the map and use Map Repair, you can either:");
+
+			Number("Map an existing MonoBehaviour from your game to this unknown entity, or");
+			Number("Have Tremble generate a new MonoBehaviour, by making assumptions based on what's in the map.");
+
+			Text("However, this can be problematic. If the map doesn't contain data for a given field,",
+				"Tremble will have no knowledge of it and won't generate complete C# script for it.");
+
+			Text("Tremble will never generate anything invalid, but you may be missing functionality.");
+
+			Text("This is where importing an FGD file can help!");
+
+			Foldout("What's an FGD file?", () =>
+			{
+				Text("A Forge Game Data file. It contains a list of all entities in a game, and what",
+					"fields they support.");
+
+				Text("It can also contain helpful tooltips and hints as to how each field is used.");
+			});
+
+			H1("Importing an FGD file");
+			Text("To import an FGD file, simply drag it into your project.");
+			Text("Tremble will extract the FGD classes into a folder of the same name.");
+		}
+	}
+}