#5690 - Fixed thumbnail generation when a gizmo is active

1 files changed, 6 insertions, 2 deletions

diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index f78307725..71517880a 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -1331,7 +1331,7 @@ void GLCanvas3D::toggle_model_objects_visibility(bool visible, const ModelObject
 {
     for (GLVolume* vol : m_volumes.volumes) {
         if (vol->composite_id.object_id == 1000) { // wipe tower
-                vol->is_active = (visible && mo == nullptr);
+            vol->is_active = (visible && mo == nullptr);
         }
         else {
             if ((mo == nullptr || m_model->objects[vol->composite_id.object_id] == mo)
@@ -4151,9 +4151,13 @@ void GLCanvas3D::_render_thumbnail_internal(ThumbnailData& thumbnail_data, bool
     shader->start_using();
     shader->set_uniform("print_box.volume_detection", 0);
 
-    for (const GLVolume* vol : visible_volumes) {
+    for (GLVolume* vol : visible_volumes) {
         shader->set_uniform("uniform_color", (vol->printable && !vol->is_outside) ? orange : gray);
+        // the volume may have been deactivated by an active gizmo
+        bool is_active = vol->is_active;
+        vol->is_active = true;
         vol->render();
+        vol->is_active = is_active;
     }
 
     shader->stop_using();