Make sure we call glClearDepth(double) on desktop GL

Task-number: QTBUG-56798 Change-Id: I028510c0f75df5c7d2dce539c32ea503009467db Reviewed-by: Laszlo Agocs <[email protected]> Reviewed-by: Bruno de Oliveira Abinader <[email protected]>
brad0 · Jan 19, 2017 · a300330 · a300330
1 parent 287f548
commit a300330
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/gui/opengl/qopenglfunctions.cpp b/src/gui/opengl/qopenglfunctions.cpp
@@ -2196,9 +2196,10 @@ QOpenGLFunctionsPrivate::QOpenGLFunctionsPrivate(QOpenGLContext *c)
 
 #ifndef QT_OPENGL_ES_2
     // setup fallbacks in case some methods couldn't get resolved
-    if (!f.ClearDepthf)
+    bool es = QOpenGLContext::currentContext()->isOpenGLES();
+    if (!f.ClearDepthf || !es)
         f.ClearDepthf = qopenglfSpecialClearDepthf;
-    if (!f.DepthRangef)
+    if (!f.DepthRangef || !es)
         f.DepthRangef = qopenglfSpecialDepthRangef;
     if (!f.GetShaderPrecisionFormat)
         f.GetShaderPrecisionFormat = qopenglfSpecialGetShaderPrecisionFormat;