From 940b7ba13d26dcde4fbd4574d56167501e598327 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Tue, 24 Sep 2019 12:56:33 +0200
Subject: Faster drawing of layer-based windows if entirely redrawn

---
 src/Fl_cocoa.mm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Fl_cocoa.mm b/src/Fl_cocoa.mm
index ade38b4a7..ad9d79fa4 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -2256,7 +2256,7 @@ static FLTextInputContext* fltextinputcontext_instance = nil;
     window->clear_damage(FL_DAMAGE_ALL);
   }
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_14
-  else if (cgimg && gc) {
+  else if (cgimg && gc && ( Fl_X::i(window)->region || !(window->damage()&FL_DAMAGE_ALL)) ) {
     CGContextDrawImage(gc, NSRectToCGRect([self frame]), cgimg);
   }
   CGImageRelease(cgimg);
-- 
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