Force OpenGL backend for RHI

Set QSG_RHI_BACKEND environment variable to "opengl" to force
RHI to use OpenGL backend.

Change-Id: Ie1fa0ffe466f97b1bbcc5281c49bbdf6e6d053c0
Reviewed-by: Tomi Korpipää <tomi.korpipaa@qt.io>

examples/datavisualization/audiolevels/main.cpp

@@ -36,6 +36,7 @@ using namespace QtDataVisualization;
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     Q3DBars window;

examples/datavisualization/bars/main.cpp

@@ -44,6 +44,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     //! [0]
     QApplication app(argc, argv);
     Q3DBars *widgetgraph = new Q3DBars();

examples/datavisualization/custominput/main.cpp

@@ -43,6 +43,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DScatter *graph = new Q3DScatter();
     QWidget *container = QWidget::createWindowContainer(graph);

examples/datavisualization/customitems/main.cpp

@@ -39,6 +39,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DSurface *graph = new Q3DSurface();
     QWidget *container = QWidget::createWindowContainer(graph);

examples/datavisualization/customproxy/main.cpp

@@ -34,6 +34,7 @@ using namespace QtDataVisualization;
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     Q3DBars *rainfall = new Q3DBars;

examples/datavisualization/draggableaxes/main.cpp

@@ -38,6 +38,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DScatter *graph = new Q3DScatter();
     QWidget *container = QWidget::createWindowContainer(graph);

examples/datavisualization/itemmodel/main.cpp

@@ -247,6 +247,7 @@ void GraphDataGenerator::fixTableSize()
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     //! [0]
     QApplication app(argc, argv);
     Q3DBars *graph = new Q3DBars();

examples/datavisualization/qmlaxisdrag/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmlaxisdrag/qml/qmlaxisdrag/main.qml

@@ -28,7 +28,7 @@
 ****************************************************************************/
 
 import QtQuick
-import QtDataVisualization
+import QtDataVisualization 1.1
 import QtQuick.Controls
 import "."
 

examples/datavisualization/qmlaxisformatter/main.cpp

@@ -39,6 +39,7 @@ Q_DECLARE_METATYPE(CustomFormatter *)
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     //! [1]

examples/datavisualization/qmlaxisformatter/qml/qmlaxisformatter/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import CustomFormatter
 import "."
 

examples/datavisualization/qmlbars/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmlbars/qml/qmlbars/Axes.qml

@@ -28,7 +28,7 @@
 ****************************************************************************/
 
 import QtQuick
-import QtDataVisualization
+import QtDataVisualization 1.2
 
 Item {
     property alias column: columnAxis

examples/datavisualization/qmlbars/qml/qmlbars/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Controls
 import QtQuick.Layouts
-import QtDataVisualization
+import QtDataVisualization 1.2
 import QtQuick.Window
 import Qt.labs.qmlmodels
 import "."

examples/datavisualization/qmlcustominput/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmlcustominput/qml/qmlcustominput/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Rectangle {

examples/datavisualization/qmllegend/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmllegend/qml/qmllegend/LegendItem.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Window
-import QtDataVisualization
+import QtDataVisualization 1.2
 
 Rectangle {
     //! [0]

examples/datavisualization/qmllegend/qml/qmllegend/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Controls
 import QtQuick.Layouts
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Rectangle {

examples/datavisualization/qmlmultigraph/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmlmultigraph/qml/qmlmultigraph/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Rectangle {

examples/datavisualization/qmloscilloscope/main.cpp

@@ -41,6 +41,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmloscilloscope/qml/qmloscilloscope/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Item {

examples/datavisualization/qmlscatter/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmlscatter/qml/qmlscatter/main.qml

@@ -31,7 +31,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 //! [0]
 

examples/datavisualization/qmlspectrogram/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQmlApplicationEngine engine;

examples/datavisualization/qmlspectrogram/qml/qmlspectrogram/main.qml

@@ -31,7 +31,7 @@ import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
 import QtQuick.Window
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Window {

examples/datavisualization/qmlsurface/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmlsurface/qml/qmlsurface/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Rectangle {

examples/datavisualization/qmlsurfacelayers/main.cpp

@@ -36,6 +36,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

examples/datavisualization/qmlsurfacelayers/qml/qmlsurfacelayers/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Item {

examples/datavisualization/rotations/main.cpp

@@ -41,6 +41,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DScatter *graph = new Q3DScatter();
     QWidget *container = QWidget::createWindowContainer(graph);

examples/datavisualization/scatter/main.cpp

@@ -44,6 +44,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     //! [0]
     QApplication app(argc, argv);
     Q3DScatter *graph = new Q3DScatter();

examples/datavisualization/surface/main.cpp

@@ -45,6 +45,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     //! [0]
     QApplication app(argc, argv);
     Q3DSurface *graph = new Q3DSurface();

examples/datavisualization/texturesurface/main.cpp

@@ -42,6 +42,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DSurface *graph = new Q3DSurface();
     QWidget *container = QWidget::createWindowContainer(graph);

examples/datavisualization/volumetric/main.cpp

@@ -43,6 +43,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DScatter *graph = new Q3DScatter();
     QWidget *container = QWidget::createWindowContainer(graph);

src/datavisualization/doc/snippets/doc_src_q3dbars_construction.cpp

@@ -34,6 +34,7 @@ using namespace QtDataVisualization;
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     //! [4]

src/datavisualization/doc/snippets/doc_src_q3dscatter_construction.cpp

@@ -34,6 +34,7 @@ using namespace QtDataVisualization;
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     //! [0]

src/datavisualization/doc/snippets/doc_src_q3dsurface_construction.cpp

@@ -34,6 +34,7 @@ using namespace QtDataVisualization;
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     //! [0]

tests/manual/barstest/main.cpp

@@ -52,6 +52,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
 
     // Test creating custom items before graph is created

tests/manual/directional/main.cpp

@@ -43,6 +43,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DScatter *graph = new Q3DScatter();
     QWidget *container = QWidget::createWindowContainer(graph);

tests/manual/itemmodeltest/main.cpp

@@ -249,6 +249,7 @@ void GraphDataGenerator::changeSelectedButtonClicked()
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     Q3DBars *barGraph = new Q3DBars();
     Q3DSurface *surfaceGraph = new Q3DSurface();

tests/manual/multigraphs/main.cpp

@@ -43,6 +43,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
 
     QWidget *widget = new QWidget();

tests/manual/qmldynamicdata/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

tests/manual/qmldynamicdata/qml/qmldynamicdata/main.qml

@@ -28,7 +28,7 @@
 ****************************************************************************/
 
 import QtQuick
-import QtDataVisualization
+import QtDataVisualization 1.2
 import QtQuick.Controls
 import "."
 

tests/manual/qmlmultitest/main.cpp

@@ -34,6 +34,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

tests/manual/qmlmultitest/qml/qmlmultitest/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Rectangle {

tests/manual/qmlperf/main.cpp

@@ -37,6 +37,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

tests/manual/qmlperf/qml/qmlperf/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Rectangle {

tests/manual/qmlvolume/main.cpp

@@ -39,6 +39,7 @@
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QGuiApplication app(argc, argv);
 
     QQuickView viewer;

tests/manual/qmlvolume/qml/qmlvolume/main.qml

@@ -30,7 +30,7 @@
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls
-import QtDataVisualization
+import QtDataVisualization 1.2
 import "."
 
 Item {

tests/manual/scattertest/main.cpp

@@ -46,6 +46,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     //QCoreApplication::setAttribute(Qt::AA_UseOpenGLES);
 

tests/manual/surfacetest/main.cpp

@@ -51,6 +51,7 @@ const int initialTheme = 4;
 
 int main(int argc, char *argv[])
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
 
     QWidget *widget = new QWidget;

tests/manual/volumetrictest/main.cpp

@@ -41,6 +41,7 @@
 
 int main(int argc, char **argv)
 {
+    qputenv("QSG_RHI_BACKEND", "opengl");
     QApplication app(argc, argv);
     //Q3DScatter *graph = new Q3DScatter();
     //Q3DSurface *graph = new Q3DSurface();