From 43f8efbf82dbcea73f2fbbac4babb2efff7efeb8 Mon Sep 17 00:00:00 2001
From: "demeterdzadik@gmail.com" <demeterdzadik@gmail.com>
Date: Tue, 10 Oct 2023 16:23:05 +0200
Subject: [PATCH] Partial versioning code, very much WIP

Just committing to transfer to another computer.
---
 .../blenloader/intern/versioning_400.cc       | 24 +++++++++++++++++++
 .../blenloader/intern/versioning_userdef.cc   |  8 ++++++-
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/source/blender/blenloader/intern/versioning_400.cc b/source/blender/blenloader/intern/versioning_400.cc
index d84f26a8cc2..1e98fd81bb6 100644
--- a/source/blender/blenloader/intern/versioning_400.cc
+++ b/source/blender/blenloader/intern/versioning_400.cc
@@ -1183,6 +1183,30 @@ static void enable_geometry_nodes_is_modifier(Main &bmain)
   }
 }
 
+static void version_bone_color_theme(Main &bmain)
+{
+  auto version_bone_color = [&](animrig::BoneColor &color) {
+    // do stuff.
+  };
+
+  /* Version pose bone colors. */
+  LISTBASE_FOREACH (Object *, ob, &bmain->objects) {
+    if (ob->type != OB_ARMATURE || !ob->pose) {
+      continue;
+    }
+
+    LISTBASE_FOREACH (bPoseChannel *, pchan, &ob->pose->chanbase) {
+      version_bone_color(pchan->color);
+    }
+  }
+
+  /* Version armature bone colors. */
+  LISTBASE_FOREACH (bArmature *, arm, &bmain->armatures) {
+    blender::animrig::ANIM_armature_foreach_bone(
+        &arm->bonebase, [&](Bone *bone) { version_bone_color(bone->color); });
+  }
+}
+
 void blo_do_versions_400(FileData *fd, Library * /*lib*/, Main *bmain)
 {
   if (!MAIN_VERSION_FILE_ATLEAST(bmain, 400, 1)) {
diff --git a/source/blender/blenloader/intern/versioning_userdef.cc b/source/blender/blenloader/intern/versioning_userdef.cc
index 4b286a3c0ee..ee718317520 100644
--- a/source/blender/blenloader/intern/versioning_userdef.cc
+++ b/source/blender/blenloader/intern/versioning_userdef.cc
@@ -66,6 +66,12 @@
 /* For versioning we only ever want to manipulate preferences passed in. */
 #define U BLI_STATIC_ASSERT(false, "Global 'U' not allowed, only use arguments passed in!")
 
+static void version_bone_color_theme(bTheme *btheme)
+{
+  /* Reset the bone colors to the new default values. */
+  memcpy(btheme->tarm, &U_theme_default.tarm, sizeof(*btheme->tarm) * 20);
+}
+
 static void do_versions_theme(const UserDef *userdef, bTheme *btheme)
 {
 
@@ -380,7 +386,7 @@ static void do_versions_theme(const UserDef *userdef, bTheme *btheme)
    */
   {
     /* Keep this block, even when empty. */
-    memcpy(btheme->tarm, &U_theme_default.tarm, sizeof(*btheme->tarm) * 20);
+    version_bone_color_theme(btheme);
   }
 
 #undef FROM_DEFAULT_V4_UCHAR