From 597ac17bda5711bb323a508105f29e43b9fb8381 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Tue, 1 Dec 2015 16:17:37 +0000
Subject: Mac OS: added Fl::event_x_pixel() and Fl::event_y_pixel() that return
 the mouse event position in pixel units that differ from FLTK units for
 OpenGL windows mapped to a retina display. On non Mac OS platforms, these are
 synonyms of Fl::event_x() and Fl::event_y(). The example/OpenGL3test demo
 program is modified to call these new functions.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10941 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 examples/OpenGL3test.cxx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'examples')

diff --git a/examples/OpenGL3test.cxx b/examples/OpenGL3test.cxx
index 0699d39cb..8c293f81f 100644
--- a/examples/OpenGL3test.cxx
+++ b/examples/OpenGL3test.cxx
@@ -149,7 +149,7 @@ public:
       data[0] *= factor;
       glBufferSubData(GL_ARRAY_BUFFER, 24*sizeof(GLfloat), 4*sizeof(GLfloat), data);
       redraw();
-      add_output("push\n");
+      add_output("push Fl::event_x_pixel()=%d  Fl::event_y_pixel()=%d\n",Fl::event_x_pixel(), Fl::event_y_pixel());
       return 1;
     }
     return Fl_Gl_Window::handle(event);
@@ -189,7 +189,8 @@ void add_output(const char *format, ...)
   va_start(args, format);
   vsnprintf(line_buffer, sizeof(line_buffer)-1, format, args);
   va_end(args);
-  output->insert(line_buffer);
+  output->buffer()->append(line_buffer);
+  output->scroll(10000, 0);
   output->redraw();
 }
 
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