From 2292bd9b3ed54e39eb308ab38578ace30baa425c Mon Sep 17 00:00:00 2001
From: wfowler <will.fowler4201@gmail.com>
Date: Fri, 16 Apr 2021 01:59:06 -0600
Subject: [PATCH] Daikatana has 21 lumps, not 16. Add MOHAA lump referencing
 static models from leaves.

---
 LibBSP/Source/Structs/BSP/BSP.cs              | 22 ++++++++++++++++++-
 LibBSP/Source/Structs/Common/Lumps/NumList.cs | 17 ++++++++++++++
 2 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/LibBSP/Source/Structs/BSP/BSP.cs b/LibBSP/Source/Structs/BSP/BSP.cs
index 4ddfd11..d1a64f2 100644
--- a/LibBSP/Source/Structs/BSP/BSP.cs
+++ b/LibBSP/Source/Structs/BSP/BSP.cs
@@ -102,6 +102,7 @@ namespace LibBSP {
 		// MoHAA
 		private Lump<LODTerrain> _lodTerrains;
 		private Lump<StaticModel> _staticModels;
+		private NumList _leafStaticModels;
 		// CoD
 		private Lump<Patch> _patches;
 		private Lump<Vertex> _patchVerts;
@@ -495,6 +496,23 @@ namespace LibBSP {
 			}
 		}
 
+		/// <summary>
+		/// A <see cref="NumList"/> object containing the Leaf Static Models lump, if available.
+		/// These are a list of MOHAA static model indices, referenced by leaves.
+		/// </summary>
+		public NumList leafStaticModels {
+			get {
+				if (_leafStaticModels == null) {
+					NumList.DataType type;
+					int index = NumList.GetIndexForLeafStaticModelsLump(version, out type);
+					if (index >= 0) {
+						_leafStaticModels = NumList.LumpFactory(reader.ReadLump(this[index]), type, this, this[index]);
+					}
+				}
+				return _leafStaticModels;
+			}
+		}
+
 		/// <summary>
 		/// A <see cref="Lump{Patch}"/> of <see cref="Patch"/> objects in the BSP file, if available.
 		/// </summary>
@@ -727,7 +745,6 @@ namespace LibBSP {
 				case MapType.Quake: {
 					return 15;
 				}
-				case MapType.Daikatana:
 				case MapType.Quake2: {
 					return 16;
 				}
@@ -742,6 +759,9 @@ namespace LibBSP {
 				case MapType.SiN: {
 					return 20;
 				}
+				case MapType.Daikatana: {
+					return 21;
+				}
 				case MapType.SoF: {
 					return 22;
 				}
diff --git a/LibBSP/Source/Structs/Common/Lumps/NumList.cs b/LibBSP/Source/Structs/Common/Lumps/NumList.cs
index 0b10af5..50e7745 100644
--- a/LibBSP/Source/Structs/Common/Lumps/NumList.cs
+++ b/LibBSP/Source/Structs/Common/Lumps/NumList.cs
@@ -344,6 +344,23 @@ namespace LibBSP {
 			return -1;
 		}
 
+		/// <summary>
+		/// Gets the index for the leaf static models indices lump in the BSP file for a specific map format, and the type of data the format uses.
+		/// </summary>
+		/// <param name="version">The map type.</param>
+		/// <param name="dataType"><c>out</c> parameter that will contain the data type this version uses.</param>
+		/// <returns>Index for this lump, or -1 if the format doesn't have this lump or it's not implemented.</returns>
+		public static int GetIndexForLeafStaticModelsLump(MapType version, out DataType dataType) {
+			switch (version) {
+				case MapType.MOHAA: {
+					dataType = DataType.UInt16;
+					return 26;
+				}
+			}
+			dataType = DataType.Invalid;
+			return -1;
+		}
+
 		/// <summary>
 		/// Gets the index for the texture table lump in the BSP file for a specific map format, and the type of data the format uses.
 		/// </summary>