From 33ebc389e46a7ed60110a21c64f13fa99737ad13 Mon Sep 17 00:00:00 2001
From: Adam Chalmers <adam.chalmers@zoo.dev>
Date: Thu, 19 Feb 2026 11:39:44 -0600
Subject: [PATCH 1/2] New command, BoundingBox

---
 modeling-cmds/src/def_enum.rs    | 13 +++++++++++++
 modeling-cmds/src/ok_response.rs | 10 ++++++++++
 2 files changed, 23 insertions(+)

diff --git a/modeling-cmds/src/def_enum.rs b/modeling-cmds/src/def_enum.rs
index 1b2abe52..a44fdb74 100644
--- a/modeling-cmds/src/def_enum.rs
+++ b/modeling-cmds/src/def_enum.rs
@@ -2395,6 +2395,19 @@ define_modeling_cmd_enum! {
             /// Where in the window was selected
             pub selected_at_window: Point2d,
         }
+
+        /// Get the smallest box that could contain the given parts.
+        #[derive(Debug, Clone, PartialEq, Serialize, Deserialize, JsonSchema, ModelingCmdVariant, Builder)]
+        #[cfg_attr(feature = "ts-rs", derive(ts_rs::TS))]
+        #[cfg_attr(feature = "arbitrary", derive(arbitrary::Arbitrary))]
+        #[cfg_attr(feature = "ts-rs", ts(export_to = "ModelingCmd.ts"))]
+        #[cfg_attr(not(feature = "unstable_exhaustive"), non_exhaustive)]
+        pub struct BoundingBox {
+            /// IDs of the entities to be included in the box.
+            /// If this is empty, then all entities are included (the entire scene).
+            #[builder(default)]
+            pub entity_ids: Vec<Uuid>,
+        }
     }
 }
 
diff --git a/modeling-cmds/src/ok_response.rs b/modeling-cmds/src/ok_response.rs
index 4ffbf907..21e24cb1 100644
--- a/modeling-cmds/src/ok_response.rs
+++ b/modeling-cmds/src/ok_response.rs
@@ -1226,5 +1226,15 @@ define_ok_modeling_cmd_response_enum! {
             pub region: Option<crate::shared::SelectedRegion>,
         }
 
+        /// The response from the 'BoundingBox'.
+        #[derive(Debug, Serialize, Deserialize, Clone, JsonSchema, ModelingCmdOutput)]
+        #[cfg_attr(not(feature = "unstable_exhaustive"), non_exhaustive)]
+        pub struct BoundingBox {
+            /// Corner of the box
+            pub corner: Point3d,
+            /// Dimensions of the box, starting from the corner.
+            pub dimensions: Point3d,
+        }
+
     }
 }

From a08b0b44d262953eb0ae92a0cea7680687e32ab5 Mon Sep 17 00:00:00 2001
From: Adam Chalmers <adam.chalmers@zoo.dev>
Date: Fri, 20 Feb 2026 23:37:37 -0600
Subject: [PATCH 2/2] Use center and dimensions

---
 modeling-cmds/openapi/api.json   | 24 ++++++++++++++++++++++++
 modeling-cmds/src/ok_response.rs |  8 ++++----
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/modeling-cmds/openapi/api.json b/modeling-cmds/openapi/api.json
index 5cbf2cfa..6e6bdd92 100644
--- a/modeling-cmds/openapi/api.json
+++ b/modeling-cmds/openapi/api.json
@@ -6579,6 +6579,30 @@
               "selected_at_window",
               "type"
             ]
+          },
+          {
+            "description": "Get the smallest box that could contain the given parts.",
+            "type": "object",
+            "properties": {
+              "entity_ids": {
+                "description": "IDs of the entities to be included in the box. If this is empty, then all entities are included (the entire scene).",
+                "type": "array",
+                "items": {
+                  "type": "string",
+                  "format": "uuid"
+                }
+              },
+              "type": {
+                "type": "string",
+                "enum": [
+                  "bounding_box"
+                ]
+              }
+            },
+            "required": [
+              "entity_ids",
+              "type"
+            ]
           }
         ]
       },
diff --git a/modeling-cmds/src/ok_response.rs b/modeling-cmds/src/ok_response.rs
index 21e24cb1..97f66b55 100644
--- a/modeling-cmds/src/ok_response.rs
+++ b/modeling-cmds/src/ok_response.rs
@@ -1230,10 +1230,10 @@ define_ok_modeling_cmd_response_enum! {
         #[derive(Debug, Serialize, Deserialize, Clone, JsonSchema, ModelingCmdOutput)]
         #[cfg_attr(not(feature = "unstable_exhaustive"), non_exhaustive)]
         pub struct BoundingBox {
-            /// Corner of the box
-            pub corner: Point3d,
-            /// Dimensions of the box, starting from the corner.
-            pub dimensions: Point3d,
+            /// Center of the box.
+            pub center: Point3d<f64>,
+            /// Dimensions of the box along each axis.
+            pub dimensions: Point3d<f64>,
         }
 
     }