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-rw-r--r--tests/auto/opengl/qgl/tst_qgl.cpp30
1 files changed, 29 insertions, 1 deletions
diff --git a/tests/auto/opengl/qgl/tst_qgl.cpp b/tests/auto/opengl/qgl/tst_qgl.cpp
index 22f284e365..5831b33974 100644
--- a/tests/auto/opengl/qgl/tst_qgl.cpp
+++ b/tests/auto/opengl/qgl/tst_qgl.cpp
@@ -1064,6 +1064,12 @@ void tst_QGL::glWidgetRendering()
QVERIFY(w.beginOk);
QVERIFY(w.engineType == QPaintEngine::OpenGL || w.engineType == QPaintEngine::OpenGL2);
+#if defined(Q_OS_QNX)
+ // glReadPixels reads from the back buffer. On QNX the buffer is not preserved
+ // after a buffer swap. This is why we have to swap the buffer explicitly before calling
+ // grabFrameBuffer to retrieve the content of the front buffer.
+ w.swapBuffers();
+#endif
QImage fb = w.grabFrameBuffer(false);
qt_opengl_check_test_pattern(fb);
}
@@ -1104,6 +1110,9 @@ void tst_QGL::glFBOSimpleRendering()
// buffer is actually missing. But that's probably ok anyway.
void tst_QGL::glFBORendering()
{
+#if defined(Q_OS_QNX)
+ QSKIP("Reading the QGLFramebufferObject is unsupported on this platform");
+#endif
if (!QGLFramebufferObject::hasOpenGLFramebufferObjects())
QSKIP("QGLFramebufferObject not supported on this platform");
@@ -1280,7 +1289,7 @@ protected:
fboPainter.end();
fboImage = fbo->toImage();
- widgetPainter.fillRect(-1, -1, width()+2, width()+2, Qt::blue);
+ widgetPainter.fillRect(-1, -1, width()+2, height()+2, Qt::blue);
delete fbo;
}
@@ -1301,6 +1310,13 @@ void tst_QGL::glFBOUseInGLWidget()
QVERIFY(w.widgetPainterBeginOk);
QVERIFY(w.fboPainterBeginOk);
+#if defined(Q_OS_QNX)
+ // glReadPixels reads from the back buffer. On QNX the buffer is not preserved
+ // after a buffer swap. This is why we have to swap the buffer explicitly before calling
+ // grabFrameBuffer to retrieve the content of the front buffer
+ w.swapBuffers();
+#endif
+
QImage widgetFB = w.grabFrameBuffer(false);
QImage widgetReference(widgetFB.size(), widgetFB.format());
widgetReference.fill(0xff0000ff);
@@ -1691,6 +1707,12 @@ void tst_QGL::replaceClipping()
glw.paint(&referencePainter);
referencePainter.end();
+#if defined(Q_OS_QNX)
+ // glReadPixels reads from the back buffer. On QNX the buffer is not preserved
+ // after a buffer swap. This is why we have to swap the buffer explicitly before calling
+ // grabFrameBuffer to retrieve the content of the front buffer
+ glw.swapBuffers();
+#endif
const QImage widgetFB = glw.grabFrameBuffer(false).convertToFormat(QImage::Format_RGB32);
// Sample pixels in a grid pattern which avoids false failures due to
@@ -1802,6 +1824,12 @@ void tst_QGL::clipTest()
glw.paint(&referencePainter);
referencePainter.end();
+#if defined(Q_OS_QNX)
+ // glReadPixels reads from the back buffer. On QNX the buffer is not preserved
+ // after a buffer swap. This is why we have to swap the buffer explicitly before calling
+ // grabFrameBuffer to retrieve the content of the front buffer
+ glw.swapBuffers();
+#endif
const QImage widgetFB = glw.grabFrameBuffer(false).convertToFormat(QImage::Format_RGB32);
// Sample pixels in a grid pattern which avoids false failures due to