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-rw-r--r--tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp112
1 files changed, 92 insertions, 20 deletions
diff --git a/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp b/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp
index 2a05900adc..49291cf5f9 100644
--- a/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp
+++ b/tests/auto/widgets/widgets/qopenglwidget/tst_qopenglwidget.cpp
@@ -62,6 +62,8 @@ private slots:
void showHide();
void nativeWindow();
void stackWidgetOpaqueChildIsVisible();
+ void offscreen();
+ void offscreenThenOnscreen();
};
void tst_QOpenGLWidget::initTestCase()
@@ -75,15 +77,17 @@ void tst_QOpenGLWidget::create()
{
QScopedPointer<QOpenGLWidget> w(new QOpenGLWidget);
QVERIFY(!w->isValid());
+ QVERIFY(w->textureFormat() == 0);
QSignalSpy frameSwappedSpy(w.data(), SIGNAL(frameSwapped()));
w->show();
- QTest::qWaitForWindowExposed(w.data());
+ QVERIFY(QTest::qWaitForWindowExposed(w.data()));
QVERIFY(frameSwappedSpy.count() > 0);
QVERIFY(w->isValid());
QVERIFY(w->context());
QCOMPARE(w->context()->format(), w->format());
QVERIFY(w->defaultFramebufferObject() != 0);
+ QVERIFY(w->textureFormat() != 0);
}
class ClearWidget : public QOpenGLWidget, protected QOpenGLFunctions
@@ -127,7 +131,7 @@ void tst_QOpenGLWidget::clearAndGrab()
QScopedPointer<ClearWidget> w(new ClearWidget(0, 800, 600));
w->resize(800, 600);
w->show();
- QTest::qWaitForWindowExposed(w.data());
+ QVERIFY(QTest::qWaitForWindowExposed(w.data()));
QVERIFY(w->m_initCalled);
QVERIFY(w->m_resizeCalled);
QVERIFY(w->m_resizeOk);
@@ -145,7 +149,7 @@ void tst_QOpenGLWidget::clearAndResizeAndGrab()
QScopedPointer<QOpenGLWidget> w(new ClearWidget(0, 640, 480));
w->resize(640, 480);
w->show();
- QTest::qWaitForWindowExposed(w.data());
+ QVERIFY(QTest::qWaitForWindowExposed(w.data()));
QImage image = w->grabFramebuffer();
QVERIFY(!image.isNull());
@@ -168,7 +172,7 @@ void tst_QOpenGLWidget::createNonTopLevel()
QSignalSpy frameSwappedSpy(glw, SIGNAL(frameSwapped()));
w.resize(400, 400);
w.show();
- QTest::qWaitForWindowExposed(&w);
+ QVERIFY(QTest::qWaitForWindowExposed(&w));
QVERIFY(frameSwappedSpy.count() > 0);
QVERIFY(glw->m_resizeCalled);
@@ -224,7 +228,7 @@ void tst_QOpenGLWidget::painter()
w.resize(640, 480);
glw->resize(320, 200);
w.show();
- QTest::qWaitForWindowExposed(&w);
+ QVERIFY(QTest::qWaitForWindowExposed(&w));
QImage image = glw->grabFramebuffer();
QCOMPARE(image.width(), glw->width());
@@ -245,11 +249,11 @@ void tst_QOpenGLWidget::reparentToAlreadyCreated()
w1.resize(640, 480);
glw->resize(320, 200);
w1.show();
- QTest::qWaitForWindowExposed(&w1);
+ QVERIFY(QTest::qWaitForWindowExposed(&w1));
QWidget w2;
w2.show();
- QTest::qWaitForWindowExposed(&w2);
+ QVERIFY(QTest::qWaitForWindowExposed(&w2));
glw->setParent(&w2);
glw->show();
@@ -267,12 +271,12 @@ void tst_QOpenGLWidget::reparentToNotYetCreated()
w1.resize(640, 480);
glw->resize(320, 200);
w1.show();
- QTest::qWaitForWindowExposed(&w1);
+ QVERIFY(QTest::qWaitForWindowExposed(&w1));
QWidget w2;
glw->setParent(&w2);
w2.show();
- QTest::qWaitForWindowExposed(&w2);
+ QVERIFY(QTest::qWaitForWindowExposed(&w2));
QImage image = glw->grabFramebuffer();
QCOMPARE(image.width(), 320);
@@ -293,12 +297,12 @@ void tst_QOpenGLWidget::reparentHidden()
glw->hide(); // Explicitly hidden
- QTest::qWaitForWindowExposed(&topLevel1);
+ QVERIFY(QTest::qWaitForWindowExposed(&topLevel1));
QWidget topLevel2;
topLevel2.resize(640, 480);
topLevel2.show();
- QTest::qWaitForWindowExposed(&topLevel2);
+ QVERIFY(QTest::qWaitForWindowExposed(&topLevel2));
QOpenGLContext *originalContext = glw->context();
QVERIFY(originalContext);
@@ -349,7 +353,7 @@ void tst_QOpenGLWidget::asViewport()
layout->addWidget(btn);
widget.setLayout(layout);
widget.show();
- QTest::qWaitForWindowExposed(&widget);
+ QVERIFY(QTest::qWaitForWindowExposed(&widget));
QVERIFY(view->paintCount() > 0);
view->resetPaintCount();
@@ -377,7 +381,7 @@ void tst_QOpenGLWidget::requestUpdate()
PaintCountWidget w;
w.resize(640, 480);
w.show();
- QTest::qWaitForWindowExposed(&w);
+ QVERIFY(QTest::qWaitForWindowExposed(&w));
w.reset();
QCOMPARE(w.m_count, 0);
@@ -401,7 +405,7 @@ void tst_QOpenGLWidget::fboRedirect()
FboCheckWidget w;
w.resize(640, 480);
w.show();
- QTest::qWaitForWindowExposed(&w);
+ QVERIFY(QTest::qWaitForWindowExposed(&w));
// Unlike in paintGL(), the default fbo reported by the context is not affected by the widget,
// so we get the real default fbo: either 0 or (on iOS) the fbo associated with the window.
@@ -416,7 +420,7 @@ void tst_QOpenGLWidget::showHide()
QScopedPointer<ClearWidget> w(new ClearWidget(0, 800, 600));
w->resize(800, 600);
w->show();
- QTest::qWaitForWindowExposed(w.data());
+ QVERIFY(QTest::qWaitForWindowExposed(w.data()));
w->hide();
@@ -428,7 +432,7 @@ void tst_QOpenGLWidget::showHide()
w->setClearColor(0, 0, 1);
w->show();
- QTest::qWaitForWindowExposed(w.data());
+ QVERIFY(QTest::qWaitForWindowExposed(w.data()));
image = w->grabFramebuffer();
QVERIFY(!image.isNull());
@@ -443,7 +447,7 @@ void tst_QOpenGLWidget::nativeWindow()
w->resize(800, 600);
w->show();
w->winId();
- QTest::qWaitForWindowExposed(w.data());
+ QVERIFY(QTest::qWaitForWindowExposed(w.data()));
QImage image = w->grabFramebuffer();
QVERIFY(!image.isNull());
@@ -462,7 +466,7 @@ void tst_QOpenGLWidget::nativeWindow()
child->resize(400, 400);
child->move(23, 34);
nativeParent.show();
- QTest::qWaitForWindowExposed(&nativeParent);
+ QVERIFY(QTest::qWaitForWindowExposed(&nativeParent));
QVERIFY(nativeParent.internalWinId());
QVERIFY(!child->internalWinId());
@@ -582,8 +586,8 @@ void tst_QOpenGLWidget::stackWidgetOpaqueChildIsVisible()
stack.setCurrentIndex(0);
stack.resize(dimensionSize, dimensionSize);
stack.show();
- QTest::qWaitForWindowExposed(&stack);
- QTest::qWaitForWindowActive(&stack);
+ QVERIFY(QTest::qWaitForWindowExposed(&stack));
+ QVERIFY(QTest::qWaitForWindowActive(&stack));
// Switch to the QOpenGLWidget.
stack.setCurrentIndex(1);
@@ -603,6 +607,74 @@ void tst_QOpenGLWidget::stackWidgetOpaqueChildIsVisible()
#undef VERIFY_COLOR
}
+void tst_QOpenGLWidget::offscreen()
+{
+ {
+ QScopedPointer<ClearWidget> w(new ClearWidget(0, 800, 600));
+ w->resize(800, 600);
+
+ w->setClearColor(0, 0, 1);
+ QImage image = w->grabFramebuffer();
+
+ QVERIFY(!image.isNull());
+ QCOMPARE(image.width(), w->width());
+ QCOMPARE(image.height(), w->height());
+ QVERIFY(image.pixel(30, 40) == qRgb(0, 0, 255));
+ }
+
+ // QWidget::grab() should eventually end up in grabFramebuffer() as well
+ {
+ QScopedPointer<ClearWidget> w(new ClearWidget(0, 800, 600));
+ w->resize(800, 600);
+
+ w->setClearColor(0, 0, 1);
+ QPixmap pm = w->grab();
+ QImage image = pm.toImage();
+
+ QVERIFY(!image.isNull());
+ QCOMPARE(image.width(), w->width());
+ QCOMPARE(image.height(), w->height());
+ QVERIFY(image.pixel(30, 40) == qRgb(0, 0, 255));
+ }
+
+ // ditto for QWidget::render()
+ {
+ QScopedPointer<ClearWidget> w(new ClearWidget(0, 800, 600));
+ w->resize(800, 600);
+
+ w->setClearColor(0, 0, 1);
+ QImage image(800, 600, QImage::Format_ARGB32);
+ w->render(&image);
+
+ QVERIFY(image.pixel(30, 40) == qRgb(0, 0, 255));
+ }
+}
+
+void tst_QOpenGLWidget::offscreenThenOnscreen()
+{
+ QScopedPointer<ClearWidget> w(new ClearWidget(0, 800, 600));
+ w->resize(800, 600);
+
+ w->setClearColor(0, 0, 1);
+ QImage image = w->grabFramebuffer();
+
+ QVERIFY(!image.isNull());
+ QCOMPARE(image.width(), w->width());
+ QCOMPARE(image.height(), w->height());
+ QVERIFY(image.pixel(30, 40) == qRgb(0, 0, 255));
+
+ // now let's make things more challenging: show. Internally this needs
+ // recreating the context.
+ w->show();
+ QVERIFY(QTest::qWaitForWindowExposed(w.data()));
+
+ image = w->grabFramebuffer();
+ QVERIFY(!image.isNull());
+ QCOMPARE(image.width(), w->width());
+ QCOMPARE(image.height(), w->height());
+ QVERIFY(image.pixel(30, 40) == qRgb(0, 0, 255));
+}
+
QTEST_MAIN(tst_QOpenGLWidget)
#include "tst_qopenglwidget.moc"
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 06:49:48 +0000