diff --git a/doc/classes/ProjectSettings.xml b/doc/classes/ProjectSettings.xml
index 407041289c9c..7004ea619230 100644
--- a/doc/classes/ProjectSettings.xml
+++ b/doc/classes/ProjectSettings.xml
@@ -2082,6 +2082,9 @@
If enabled the async navmesh baking uses multiple threads.
+
+ If enabled, and baking would potentially lead to an engine crash, the baking will be interrupted and an error message with explanation will be raised.
+
Maximum number of characters allowed to send as output from the debugger. Over this value, content is dropped. This helps not to stall the debugger connection.
diff --git a/modules/navigation/3d/nav_mesh_generator_3d.cpp b/modules/navigation/3d/nav_mesh_generator_3d.cpp
index b3391398a688..8b43eba08086 100644
--- a/modules/navigation/3d/nav_mesh_generator_3d.cpp
+++ b/modules/navigation/3d/nav_mesh_generator_3d.cpp
@@ -750,11 +750,14 @@ void NavMeshGenerator3D::generator_bake_from_source_geometry_data(Ref 30000000) {
- WARN_PRINT("NavigationMesh baking process will likely fail."
- "\nSource geometry is suspiciously big for the current Cell Size and Cell Height in the NavMesh Resource bake settings."
- "\nIf baking does not fail, the resulting NavigationMesh will create serious pathfinding performance issues."
- "\nIt is advised to increase Cell Size and/or Cell Height in the NavMesh Resource bake settings or reduce the size / scale of the source geometry.");
+ if ((cfg.width * cfg.height) > 30000000 && GLOBAL_GET("navigation/baking/use_crash_prevention_checks")) {
+ ERR_FAIL_MSG("Baking interrupted."
+ "\nNavigationMesh baking process would likely crash the engine."
+ "\nSource geometry is suspiciously big for the current Cell Size and Cell Height in the NavMesh Resource bake settings."
+ "\nIf baking does not crash the engine or fail, the resulting NavigationMesh will create serious pathfinding performance issues."
+ "\nIt is advised to increase Cell Size and/or Cell Height in the NavMesh Resource bake settings or reduce the size / scale of the source geometry."
+ "\nIf you would like to try baking anyway, disable the 'navigation/baking/use_crash_prevention_checks' project setting.");
+ return;
}
bake_state = "Creating heightfield..."; // step #3
diff --git a/servers/navigation_server_3d.cpp b/servers/navigation_server_3d.cpp
index a8e36a615f9a..c12659fe7a4c 100644
--- a/servers/navigation_server_3d.cpp
+++ b/servers/navigation_server_3d.cpp
@@ -235,6 +235,7 @@ NavigationServer3D::NavigationServer3D() {
GLOBAL_DEF("navigation/avoidance/thread_model/avoidance_use_multiple_threads", true);
GLOBAL_DEF("navigation/avoidance/thread_model/avoidance_use_high_priority_threads", true);
+ GLOBAL_DEF("navigation/baking/use_crash_prevention_checks", true);
GLOBAL_DEF("navigation/baking/thread_model/baking_use_multiple_threads", true);
GLOBAL_DEF("navigation/baking/thread_model/baking_use_high_priority_threads", true);