--- LDView-4.1/QT/ModelViewerWidget.cpp 2009-12-01 14:27:54.000000000 -0200 +++ LDView-4.1_patched/QT/ModelViewerWidget.cpp 2010-05-25 20:15:41.000000000 -0300 @@ -403,6 +403,7 @@ if (!painting && (saving || !loading)) { painting = true; + glEnable(GL_DEPTH_TEST); if (saving) { if (!TREGLExtensions::haveFramebufferObjectExtension())