1 files changed, 5 insertions, 10 deletions
diff --git a/src/waveform/widgets/glrgbwaveformwidget.cpp b/src/waveform/widgets/glrgbwaveformwidget.cpp
index 81719568b7..53d50ee20e 100644
--- a/src/waveform/widgets/glrgbwaveformwidget.cpp
+++ b/src/waveform/widgets/glrgbwaveformwidget.cpp
@@ -14,25 +14,20 @@
 
 GLRGBWaveformWidget::GLRGBWaveformWidget(const QString& group, QWidget* parent)
         : GLWaveformWidgetAbstract(group, parent) {
-    qDebug() << "Created QGLWidget. Context"
-             << "Valid:" << context()->isValid()
-             << "Sharing:" << context()->isSharing();
+    qDebug() << "Created WGLWidget. Context"
+             << "Valid:" << isContextValid()
+             << "Sharing:" << isContextSharing();
 
     addRenderer<GLWaveformRenderBackground>();
     addRenderer<WaveformRendererEndOfTrack>();
     addRenderer<WaveformRendererPreroll>();
     addRenderer<WaveformRenderMarkRange>();
 #if !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_2)
-    m_pGlRenderer = addRenderer<GLWaveformRendererRGB>();
+    addRenderer<GLWaveformRendererRGB>();
 #endif // !defined(QT_NO_OPENGL) && !defined(QT_OPENGL_ES_2)
     addRenderer<WaveformRenderBeat>();
     addRenderer<WaveformRenderMark>();
 
-    setAttribute(Qt::WA_NoSystemBackground);
-    setAttribute(Qt::WA_OpaquePaintEvent);
-
-    setAutoBufferSwap(false);
-
     m_initSuccess = init();
 }
 
@@ -55,7 +50,7 @@ mixxx::Duration GLRGBWaveformWidget::render() {
     timer.start();
     // QPainter makes QGLContext::currentContext() == context()
     // this may delayed until previous buffer swap finished
-    QPainter painter(this);
+    QPainter painter(paintDevice());
     t1 = timer.restart();
     draw(&painter, nullptr);
     //t2 = timer.restart();