* Added frame skipping if surface is not ready for rendering. This may be useful when we don't want to make the main UI thread to wait for a long time.

Author: sadko4u

CHANGELOG

@@ -3,7 +3,8 @@
 *******************************************************************************
 
 === 1.0.32 ===
-
+* Added frame skipping if surface is not ready for rendering. This may be useful
+  when we don't want to make the main UI thread to wait for a long time.
 
 === 1.0.31 ===
 * Updated module versions in dependencies.

src/main/widgets/containers/Window.cpp

@@ -387,13 +387,17 @@ namespace lsp
             if (!redraw_pending())
                 return STATUS_OK;
 
-            // call rendering
+            // Get surface for rendering
             ws::ISurface *s = pWindow->get_surface();
             if (s == NULL)
                 return STATUS_OK;
 
             enSurfaceType   = s->type();
 
+            // Skip this frame if surface is still not ready for rendering
+            if (!s->ready())
+                return STATUS_OK;
+
 //        #ifdef LSP_TRACE
 //            const system::time_millis_t start = system::get_time_millis();
 //        #endif /* LSP_TRACE */