From 57e603e6bc6aded9e9009f72985bed3c9ebe380b Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Mon, 19 Oct 2015 14:41:24 +0000
Subject: More detailed comment.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10869 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 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 b7e5218c6..6f6f9e2c9 100644
--- a/src/Fl_cocoa.mm
+++ b/src/Fl_cocoa.mm
@@ -4210,7 +4210,7 @@ unsigned char *Fl_X::bitmap_from_window_rect(Fl_Window *win, int x, int y, int w
   const uchar *start = [bitmap bitmapData]; // start of the bitmap data
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
   if (fl_mac_os_version >= 100400 && ([bitmap bitmapFormat] & NSAlphaFirstBitmapFormat)) {
-    // bitmap is ARGB --> convert it to RGBA
+    // bitmap is ARGB --> convert it to RGBA (ARGB happens with Mac OS 10.11)
     // it is enough to offset reading by one byte because A is always 0xFF
     // so ARGBARGB becomes RGBARGBA as needed
     start++;
-- 
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