From a2abaf7aeff3e1e176b65184fccbf2c1847a2c1a Mon Sep 17 00:00:00 2001
From: Yuval Tassa <tassa@google.com>
Date: Thu, 11 Jun 2026 13:30:31 -0700
Subject: [PATCH] Render perturbation box as a wireframe.

PiperOrigin-RevId: 930707140
Change-Id: Iab3577c8b45a235870f57001d38b6b1cd8acd170
---
 src/engine/engine_vis_visualize.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/engine/engine_vis_visualize.c b/src/engine/engine_vis_visualize.c
index 2bad628a..3856a88b 100644
--- a/src/engine/engine_vis_visualize.c
+++ b/src/engine/engine_vis_visualize.c
@@ -1880,7 +1880,7 @@ static void addPerturbGeoms(const mjModel* m, mjData* d, const mjvOption* vopt,
     mjtNum mat[9];
     mju_quat2Mat(mat, pert->refquat);
     mju_addTo3(pos, d->xipos+3*pert->select);
-    mjv_initGeom(thisgeom, mjGEOM_BOX, sz, pos, mat, rgba);
+    mjv_initGeom(thisgeom, mjGEOM_LINEBOX, sz, pos, mat, rgba);
 
     releaseGeom(&thisgeom, scn);
   }