diff options
Diffstat (limited to 'examples/opengl/overpainting/glwidget.cpp')
| -rw-r--r-- | examples/opengl/overpainting/glwidget.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/examples/opengl/overpainting/glwidget.cpp b/examples/opengl/overpainting/glwidget.cpp index 78f5f96c48..420ae3e881 100644 --- a/examples/opengl/overpainting/glwidget.cpp +++ b/examples/opengl/overpainting/glwidget.cpp @@ -161,7 +161,8 @@ void GLWidget::paintEvent(QPaintEvent *event) static GLfloat lightPosition[4] = { 0.5, 5.0, 7.0, 1.0 }; glLightfv(GL_LIGHT0, GL_POSITION, lightPosition); - setupViewport(width(), height()); + qreal pixelRatio = devicePixelRatio(); + setupViewport(width() * pixelRatio, height() * pixelRatio); //! [6] //! [7] @@ -200,7 +201,8 @@ void GLWidget::paintEvent(QPaintEvent *event) //! [11] void GLWidget::resizeGL(int width, int height) { - setupViewport(width, height); + qreal pixelRatio = devicePixelRatio(); + setupViewport(width*pixelRatio, height*pixelRatio); } //! [11] |