advancedcustommaterial: request proper GL format

Change-Id: I9a4f1882805892248aa9f6a4cf8d83a49acaeb0b
Task-number: QTBUG-60288
Reviewed-by: Antti Määttä <antti.maatta@qt.io>

2 files changed, 21 insertions, 2 deletions

diff --git a/examples/qt3d/advancedcustommaterial/WaterMaterial.qml b/examples/qt3d/advancedcustommaterial/WaterMaterial.qml
index 5278d8752..2c5410bea 100644
--- a/examples/qt3d/advancedcustommaterial/WaterMaterial.qml
+++ b/examples/qt3d/advancedcustommaterial/WaterMaterial.qml
@@ -228,7 +228,7 @@ Material {
                 }
             },
 
-            // OpenGL 2.1
+            // OpenGL 2.0
             Technique {
                 filterKeys: [ forward ]
                 graphicsApiFilter {
@@ -238,7 +238,7 @@ Material {
                     minorVersion: 0
                 }
                 renderPasses: RenderPass {
-                    shaderProgram: gl3Shader
+                    shaderProgram: esShader
                     renderStates: [ alphaCoverage ]
                 }
             },
diff --git a/examples/qt3d/advancedcustommaterial/main.cpp b/examples/qt3d/advancedcustommaterial/main.cpp
index 8b76e100c..9338ab4f4 100644
--- a/examples/qt3d/advancedcustommaterial/main.cpp
+++ b/examples/qt3d/advancedcustommaterial/main.cpp
@@ -50,9 +50,28 @@
 
 #include <QGuiApplication>
 #include <QQuickView>
+#include <QOpenGLContext>
+
+void setSurfaceFormat()
+{
+    QSurfaceFormat format;
+#ifdef QT_OPENGL_ES_2
+    format.setRenderableType(QSurfaceFormat::OpenGLES);
+#else
+    if (QOpenGLContext::openGLModuleType() == QOpenGLContext::LibGL) {
+        format.setVersion(4, 3);
+        format.setProfile(QSurfaceFormat::CoreProfile);
+    }
+#endif
+    format.setDepthBufferSize(24);
+    format.setSamples(4);
+    format.setStencilBufferSize(8);
+    QSurfaceFormat::setDefaultFormat(format);
+}
 
 int main(int argc, char **argv)
 {
+    setSurfaceFormat();
     QGuiApplication app(argc, argv);
 
     QQuickView view;