OpenGL apps need to use Fl_Gl_Window::pixel_w() and pixel_h() when ca…

…lling glViewport() to support GUI scaling. git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12667 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
fltk · Feb 15, 2018 · 5f553eb · 5f553eb
1 parent 838168d
commit 5f553eb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/test/CubeView.cxx b/test/CubeView.cxx
@@ -139,7 +139,7 @@ void CubeView::drawCube() {
 void CubeView::draw() {
     if (!valid()) {
         glLoadIdentity();
-        glViewport(0,0,w(),h());
+        glViewport(0,0,pixel_w(),pixel_h());
         glOrtho(-10,10,-10,10,-20050,10000);
         glEnable(GL_BLEND);
         glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);