GPencil: Avoid infinite loop in Fill debug mode

If the internal flag is set to debug and the Ctrl key is used
the program keeps running endless.

1 files changed, 3 insertions, 0 deletions

diff --git a/source/blender/editors/gpencil/gpencil_fill.c b/source/blender/editors/gpencil/gpencil_fill.c
index 4fd96369b4f..aec0af6cd9f 100644
--- a/source/blender/editors/gpencil/gpencil_fill.c
+++ b/source/blender/editors/gpencil/gpencil_fill.c
@@ -2712,6 +2712,9 @@ static bool gpencil_do_frame_fill(tGPDfill *tgpf, const bool is_inverted)
         gpencil_invert_image(tgpf);
         while (gpencil_find_and_mark_empty_areas(tgpf)) {
           gpencil_boundaryfill_area(tgpf);
+          if (FILL_DEBUG) {
+            break;
+          }
         }
       }