From 95488d6ec98be15364ecddcc832d9e4eeca03f50 Mon Sep 17 00:00:00 2001
From: Alexei Kotov <alexdobrohotov@yandex.ru>
Date: Wed, 16 Aug 2023 14:26:05 +0300
Subject: [PATCH] Maybe load FO4 cell references

---
 components/esm4/loadrefr.cpp | 41 +++++++++++++++++++++++++++---------
 components/esm4/loadrefr.hpp |  1 +
 2 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/components/esm4/loadrefr.cpp b/components/esm4/loadrefr.cpp
index 5c7ccc2235..c56b1ab7a0 100644
--- a/components/esm4/loadrefr.cpp
+++ b/components/esm4/loadrefr.cpp
@@ -38,9 +38,6 @@ void ESM4::Reference::load(ESM4::Reader& reader)
     mFlags = reader.hdr().record.flags;
     mParent = reader.currCell();
 
-    std::uint32_t esmVer = reader.esmVersion();
-    bool isFONV = esmVer == ESM::VER_132 || esmVer == ESM::VER_133 || esmVer == ESM::VER_134;
-
     ESM::FormId mid;
     ESM::FormId sid;
 
@@ -87,13 +84,23 @@ void ESM4::Reference::load(ESM4::Reader& reader)
             }
             case ESM4::SUB_XTEL:
             {
-                reader.getFormId(mDoor.destDoor);
-                reader.get(mDoor.destPos);
-                if (esmVer == ESM::VER_094 || esmVer == ESM::VER_170 || isFONV)
-                    reader.get(mDoor.flags); // not in Obvlivion
-                else
+                if (subHdr.dataSize == 28 || subHdr.dataSize == 32 || subHdr.dataSize == 36)
+                {
+                    reader.getFormId(mDoor.destDoor);
+                    reader.get(mDoor.destPos);
                     mDoor.flags = 0;
-                // std::cout << "REFR  dest door: " << formIdToString(mDoor.destDoor) << std::endl;// FIXME
+                    if (subHdr.dataSize == 32 || subHdr.dataSize == 36)
+                    {
+                        reader.get(mDoor.flags);
+                        // FO4
+                        if (subHdr.dataSize == 36)
+                            reader.getFormId(mDoor.transitionInt);
+                    }
+                }
+                else
+                {
+                    reader.skipSubRecordData();
+                }
                 break;
             }
             case ESM4::SUB_XSED:
@@ -201,6 +208,7 @@ void ESM4::Reference::load(ESM4::Reader& reader)
                 break; // FONV
             case ESM4::SUB_XRDO: // FO3
             {
+                // FIXME: completely different meaning in FO4
                 reader.get(mRadio.rangeRadius);
                 reader.get(mRadio.broadcastRange);
                 reader.get(mRadio.staticPercentage);
@@ -288,7 +296,7 @@ void ESM4::Reference::load(ESM4::Reader& reader)
             case ESM4::SUB_XTRI:
             case ESM4::SUB_XWCN:
             case ESM4::SUB_XWCU:
-            case ESM4::SUB_XATR: // Dawnguard only?
+            case ESM4::SUB_XATR:
             case ESM4::SUB_XHLT: // Unofficial Oblivion Patch
             case ESM4::SUB_XCHG: // thievery.exp
             case ESM4::SUB_XHLP: // FO3
@@ -312,6 +320,19 @@ void ESM4::Reference::load(ESM4::Reader& reader)
             case ESM4::SUB_XSRD: // FONV
             case ESM4::SUB_WMI1: // FONV
             case ESM4::SUB_XLRL: // Unofficial Skyrim Patch
+            case ESM4::SUB_XASP: // FO4
+            case ESM4::SUB_XATP: // FO4
+            case ESM4::SUB_XBSD: // FO4
+            case ESM4::SUB_XCVR: // FO4
+            case ESM4::SUB_XCZR: // FO4
+            case ESM4::SUB_XLKT: // FO4
+            case ESM4::SUB_XLYR: // FO4
+            case ESM4::SUB_XMSP: // FO4
+            case ESM4::SUB_XPDD: // FO4
+            case ESM4::SUB_XPLK: // FO4
+            case ESM4::SUB_XRFG: // FO4
+            case ESM4::SUB_XWPG: // FO4
+            case ESM4::SUB_XWPN: // FO4
                 // if (mFormId == 0x0007e90f) // XPRM XPOD
                 // if (mBaseObj == 0x17) //XPRM XOCP occlusion plane data XMBO bound half extents
                 reader.skipSubRecordData();
diff --git a/components/esm4/loadrefr.hpp b/components/esm4/loadrefr.hpp
index 00ae175b9a..4c9f4e0c77 100644
--- a/components/esm4/loadrefr.hpp
+++ b/components/esm4/loadrefr.hpp
@@ -61,6 +61,7 @@ namespace ESM4
         ESM::FormId destDoor;
         ESM::Position destPos;
         std::uint32_t flags = 0; // 0x01 no alarm (only in TES5)
+        ESM::FormId transitionInt;
     };
 
     struct RadioStationData