Remove internal proxy code, and deprecate related DNA data.

Part of T91671.

Not much else to say, this is mainly a massive deletion of code.

Note that a few cleanups possible after this proxy removal were kept out
of this commit to try to reduce a bit its size.

Reviewed By: sergey, brecht

Maniphest Tasks: T91671

Differential Revision: https://developer.blender.org/D13995

4 files changed, 5 insertions, 11 deletions

diff --git a/source/blender/makesdna/DNA_action_types.h b/source/blender/makesdna/DNA_action_types.h
index 82b20483902..1ca724b7108 100644
--- a/source/blender/makesdna/DNA_action_types.h
+++ b/source/blender/makesdna/DNA_action_types.h
@@ -478,9 +478,6 @@ typedef struct bPose {
 
   short flag;
   char _pad[2];
-  /** Proxy layer: copy from armature, gets synced. */
-  unsigned int proxy_layer;
-  char _pad1[4];
 
   /** Local action time of this pose. */
   float ctime;
@@ -503,8 +500,6 @@ typedef struct bPose {
 
   /** Settings for visualization of bone animation. */
   bAnimVizSettings avs;
-  /** Proxy active bone name, MAXBONENAME. */
-  char proxy_act_bone[64];
 } bPose;
 
 /* Pose->flag */
diff --git a/source/blender/makesdna/DNA_constraint_types.h b/source/blender/makesdna/DNA_constraint_types.h
index d587bd8082b..53b1a60e53e 100644
--- a/source/blender/makesdna/DNA_constraint_types.h
+++ b/source/blender/makesdna/DNA_constraint_types.h
@@ -714,8 +714,6 @@ typedef enum eBConstraint_Flags {
   CONSTRAINT_SPACEONCE = (1 << 6),
   /* influence ipo is on constraint itself, not in action channel */
   CONSTRAINT_OWN_IPO = (1 << 7),
-  /* indicates that constraint was added locally (i.e.  didn't come from the proxy-lib) */
-  CONSTRAINT_PROXY_LOCAL = (1 << 8),
   /* indicates that constraint is temporarily disabled (only used in GE) */
   CONSTRAINT_OFF = (1 << 9),
   /* use bbone curve shape when calculating headtail values (also used by dependency graph!) */
diff --git a/source/blender/makesdna/DNA_object_types.h b/source/blender/makesdna/DNA_object_types.h
index 602f968634e..ce735ad79c4 100644
--- a/source/blender/makesdna/DNA_object_types.h
+++ b/source/blender/makesdna/DNA_object_types.h
@@ -263,9 +263,10 @@ typedef struct Object {
   /** String describing subobject info, MAX_ID_NAME-2. */
   char parsubstr[64];
   struct Object *parent, *track;
-  /* If `ob->proxy` (or proxy_group), this object is proxy for object `ob->proxy`. */
-  /* proxy_from is set in target back to the proxy. */
-  struct Object *proxy, *proxy_group, *proxy_from;
+  /* Proxy pointer are deprecated, only kept for conversion to liboverrides. */
+  struct Object *proxy DNA_DEPRECATED;
+  struct Object *proxy_group DNA_DEPRECATED;
+  struct Object *proxy_from DNA_DEPRECATED;
   /** Old animation system, deprecated for 2.5. */
   struct Ipo *ipo DNA_DEPRECATED;
   /* struct Path *path; */
diff --git a/source/blender/makesdna/DNA_outliner_types.h b/source/blender/makesdna/DNA_outliner_types.h
index a50d0524998..71a5c0eb2e5 100644
--- a/source/blender/makesdna/DNA_outliner_types.h
+++ b/source/blender/makesdna/DNA_outliner_types.h
@@ -101,7 +101,7 @@ typedef enum eTreeStoreElemType {
   TSE_DRIVER_BASE = 16,           /* NO ID */
   /* TSE_DRIVER          = 17, */ /* UNUSED */
 
-  TSE_PROXY = 18,
+  /* TSE_PROXY = 18,           */ /* UNUSED */
   TSE_R_LAYER_BASE = 19,
   TSE_R_LAYER = 20,
   /* TSE_R_PASS          = 21, */ /* UNUSED */