🐛 Fix problem with thumbnail generation

2026-01-19 11:50:40 -05:00 · 2026-01-19 12:54:15 +01:00
2 changed files with 4 additions and 2 deletions
--- a/frontend/src/app/render_wasm/api.cljs
+++ b/frontend/src/app/render_wasm/api.cljs
@@ -1031,8 +1031,9 @@
     (perf/end-measure "set-objects")
     (process-pending shapes thumbnails full noop-fn
                      (fn []
-                        (when render-callback (render-callback))
-                        (render-finish)
+                        (if render-callback
+                          (render-callback)
+                          (render-finish))
                        (ug/dispatch! (ug/event "penpot:wasm:set-objects")))))))

 (defn clear-focus-mode
--- a/frontend/src/app/worker/thumbnails.cljs
+++ b/frontend/src/app/worker/thumbnails.cljs
@@ -179,6 +179,7 @@

                      (->> (render-canvas-blob canvas width height bgcolor)
                           (p/fnly (fn [data cause]
+                                     (wasm.api/clear-canvas)
                                     (if cause
                                       (rx/error! subs cause)
                                       (rx/push! subs