From b511f6a7a4f02cad8731c7e514f2778444a066fa Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Thu, 29 Nov 2018 17:50:55 +0000
Subject: Use the Fl_Gl_Device_Plugin mechanism to simplify the construction of
 a layer-backed GL window.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@13140 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 FL/Fl_Device.H | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'FL')

diff --git a/FL/Fl_Device.H b/FL/Fl_Device.H
index 5378293f3..d1b96392c 100644
--- a/FL/Fl_Device.H
+++ b/FL/Fl_Device.H
@@ -25,6 +25,7 @@
 #define Fl_Device_H
 
 #include <FL/Fl_Plugin.H>
+#include <FL/platform_types.h>
 #include <stdlib.h>
 
 class Fl_Graphics_Driver;
@@ -127,6 +128,8 @@ public:
    \return The captured pixels as an RGB image
    */
   virtual Fl_RGB_Image* rectangle_capture(Fl_Widget *widget, int x, int y, int w, int h) = 0;
+  /** Returns the window's GL context */
+  virtual GLContext context(class Fl_Window *glw) = 0;
 };
 
 #endif // Fl_Device_H
-- 
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