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-rw-r--r--src/Fl_Gl_Window.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Fl_Gl_Window.cxx b/src/Fl_Gl_Window.cxx
index be0c95a5a..dc031d0e6 100644
--- a/src/Fl_Gl_Window.cxx
+++ b/src/Fl_Gl_Window.cxx
@@ -383,7 +383,7 @@ void Fl_Gl_Window::draw_overlay() {}
void mywindow::draw() {
if (!valid()) {
glLoadIdentity();
- glViewport(0,0,w(),h());
+ glViewport(0,0,pixel_w(),pixel_h());
glOrtho(-w(),w(),-h(),h(),-1,1);
}
// Clear screen