added glutGetProcAddress() and GLUT_FPS

[freeglut] / freeglut-1.3 / freeglut_structure.c

diff --git a/freeglut-1.3/freeglut_structure.c b/freeglut-1.3/freeglut_structure.c
index 2da3e1f..2c26259 100644 (file)
--- a/freeglut-1.3/freeglut_structure.c
+++ b/freeglut-1.3/freeglut_structure.c
@@ -209,7 +209,7 @@ void fgAddToWindowDestroyList ( SFG_Window* window, GLboolean needToClose )
 void fgCloseWindows ()
 {
   SFG_WindowList *window_ptr = WindowsToDestroy ;
-  WindowsToDestroy = (SFG_WindowList*)NULL ;  // In case the destroy callbacks cause more windows to be closed
+  WindowsToDestroy = (SFG_WindowList*)NULL ;  /* In case the destroy callbacks cause more windows to be closed */
 
   while ( window_ptr )
   {
@@ -254,7 +254,12 @@ void fgDestroyWindow( SFG_Window* window, GLboolean needToClose )
      * If the programmer defined a destroy callback, call it
      */
     if ( window->Callbacks.Destroy != NULL )
+    {
+      SFG_Window *activeWindow = fgStructure.Window ;
+      fgStructure.Window = window ;
       window->Callbacks.Destroy () ;
+      fgStructure.Window = activeWindow ;
+    }
 
     /*
      * Now we should remove the reference to this window from its parent