From 273223715650c573b432634e415289042ee90a7f Mon Sep 17 00:00:00 2001
From: rewin <rewin1996@gmail.com>
Date: Fri, 12 Jan 2024 20:16:50 +0300
Subject: [PATCH] fix gizmo scale

---
 studio/src/input.rs                  |  3 ++-
 studio/src/interaction/gizmos/mod.rs | 22 +++++++++++++++++++++-
 2 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/studio/src/input.rs b/studio/src/input.rs
index 5991a93..903d29d 100644
--- a/studio/src/input.rs
+++ b/studio/src/input.rs
@@ -304,4 +304,5 @@ fn send_undo_event(
         events.send(UndoRedo::Undo);
         info!("Undo event sent");
     }
-}
\ No newline at end of file
+}
+
diff --git a/studio/src/interaction/gizmos/mod.rs b/studio/src/interaction/gizmos/mod.rs
index 6aadd7a..f14ddfb 100644
--- a/studio/src/interaction/gizmos/mod.rs
+++ b/studio/src/interaction/gizmos/mod.rs
@@ -60,7 +60,8 @@ impl Plugin for GizmoPlugin {
                     resource_exists::<Selection>()
                         .and_then(not(any_with_component::<TransformGizmo>())),
                 ),
-                (update_target_global_trasform, sync_gizmo_transform).chain()
+                (update_target_global_trasform, sync_gizmo_transform).chain(),
+                normalize_gizmo_scale.after(CameraMotionSystem)
             ),
         );
         app.add_systems(
@@ -177,4 +178,23 @@ fn update_target_global_trasform(
             }
         }
     }
+}
+
+
+fn normalize_gizmo_scale(
+    q_cam_xform: Query<&Transform, With<MainCamera>>,
+    mut q_gizmo: Query<
+        (&mut Transform, &GlobalTransform),
+        (With<TransformGizmo>, Without<MainCamera>),
+    >,
+) {
+    let Ok(cam_xform) = q_cam_xform.get_single() else {
+        return;
+    };
+    let Ok((mut xform, world_xform)) = q_gizmo.get_single_mut() else {
+        return;
+    };
+
+    let dist = Vec3::distance(cam_xform.translation, xform.translation);
+    xform.scale = Vec3::splat(dist / 15.);
 }
\ No newline at end of file