diff options
Diffstat (limited to 'tests/auto/gui/qopengl/tst_qopengl.cpp')
-rw-r--r-- | tests/auto/gui/qopengl/tst_qopengl.cpp | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/tests/auto/gui/qopengl/tst_qopengl.cpp b/tests/auto/gui/qopengl/tst_qopengl.cpp index 89ad66c1e8..a8834563a1 100644 --- a/tests/auto/gui/qopengl/tst_qopengl.cpp +++ b/tests/auto/gui/qopengl/tst_qopengl.cpp @@ -98,6 +98,8 @@ private slots: void textureblitterPartTargetRectTransform(); void defaultSurfaceFormat(); + void imageFormatPainting(); + #ifdef USE_GLX void glxContextWrap(); #endif @@ -718,6 +720,68 @@ void tst_QOpenGL::fboHandleNulledAfterContextDestroyed() QCOMPARE(fbo->handle(), 0U); } +void tst_QOpenGL::imageFormatPainting() +{ + QScopedPointer<QSurface> surface(createSurface(QSurface::Window)); + + QOpenGLContext ctx; + QVERIFY(ctx.create()); + + QVERIFY(ctx.makeCurrent(surface.data())); + + if (!QOpenGLFramebufferObject::hasOpenGLFramebufferObjects()) + QSKIP("QOpenGLFramebufferObject not supported on this platform"); + + QOpenGLFramebufferObjectFormat fboFormat; + fboFormat.setAttachment(QOpenGLFramebufferObject::CombinedDepthStencil); + + const QSize size(128, 128); + QOpenGLFramebufferObject fbo(size, fboFormat); + + if (fbo.attachment() != QOpenGLFramebufferObject::CombinedDepthStencil) + QSKIP("FBOs missing combined depth~stencil support"); + + QVERIFY(fbo.bind()); + + QImage alpha(128, 128, QImage::Format_Alpha8); + alpha.fill(127); + + QPainter fboPainter; + QOpenGLPaintDevice device(fbo.width(), fbo.height()); + + QVERIFY(fboPainter.begin(&device)); + fboPainter.fillRect(0, 0, 128, 128, qRgb(255, 0, 255)); + fboPainter.setCompositionMode(QPainter::CompositionMode_DestinationIn); + fboPainter.drawImage(0, 0, alpha); + fboPainter.end(); + + QImage fb = fbo.toImage(); + QCOMPARE(fb.pixel(0, 0), qRgba(127, 0, 127, 127)); + + QImage grayscale(128, 128, QImage::Format_Grayscale8); + grayscale.fill(128); + + QVERIFY(fboPainter.begin(&device)); + fboPainter.setCompositionMode(QPainter::CompositionMode_Plus); + fboPainter.drawImage(0, 0, grayscale); + fboPainter.end(); + + fb = fbo.toImage(); + QCOMPARE(fb.pixel(0, 0), qRgb(255, 128, 255)); + + QImage argb(128, 128, QImage::Format_ARGB32); + argb.fill(qRgba(255, 255, 255, 128)); + + QVERIFY(fboPainter.begin(&device)); + fboPainter.setCompositionMode(QPainter::CompositionMode_SourceOver); + fboPainter.drawImage(0, 0, argb); + fboPainter.end(); + + fb = fbo.toImage(); + QCOMPARE(fb.pixel(0, 0), qRgb(255, 192, 255)); + +} + void tst_QOpenGL::openGLPaintDevice_data() { QTest::addColumn<int>("surfaceClass"); |