1 files changed, 68 insertions, 0 deletions
diff --git a/src/waveform/renderers/qtvsynctestrenderer.cpp b/src/waveform/renderers/qtvsynctestrenderer.cpp
new file mode 100644
index 0000000000..8357703613
--- /dev/null
+++ b/src/waveform/renderers/qtvsynctestrenderer.cpp
@@ -0,0 +1,68 @@
+#include "waveform/renderers/qtvsynctestrenderer.h"
+
+#include "waveform/renderers/waveformwidgetrenderer.h"
+#include "waveform/waveform.h"
+#include "waveform/waveformwidgetfactory.h"
+#include "util/painterscope.h"
+#include "util/performancetimer.h"
+
+QtVSyncTestRenderer::QtVSyncTestRenderer(
+        WaveformWidgetRenderer* waveformWidgetRenderer)
+    : WaveformRendererSignalBase(waveformWidgetRenderer),
+      m_drawcount(0) {
+}
+
+QtVSyncTestRenderer::~QtVSyncTestRenderer() {
+}
+
+void QtVSyncTestRenderer::onSetup(const QDomNode& node) {
+    Q_UNUSED(node);
+}
+
+inline void setPoint(QPointF& point, qreal x, qreal y) {
+    point.setX(x);
+    point.setY(y);
+}
+
+void QtVSyncTestRenderer::draw(QPainter* pPainter, QPaintEvent* /*event*/) {
+
+    PerformanceTimer timer;
+    //mixxx::Duration t5, t6, t7, t8, t9, t10, t11, t12, t13;
+
+
+    timer.start();
+
+    TrackPointer pTrack = m_waveformRenderer->getTrackInfo();
+    if (!pTrack) {
+        return;
+    }
+
+    ConstWaveformPointer waveform = pTrack->getWaveform();
+    if (waveform.isNull()) {
+        return;
+    }
+
+    const int dataSize = waveform->getDataSize();
+    if (dataSize <= 1) {
+        return;
+    }
+
+    const WaveformData* data = waveform->data();
+    if (data == NULL) {
+        return;
+    }
+
+    PainterScope PainterScope(pPainter);
+
+    auto brush = QBrush(Qt::SolidPattern);
+    if (++m_drawcount & 1) {
+        brush.setColor(QColor(255, 255, 255));
+    } else {
+        brush.setColor(QColor(255, 0, 0));
+    }
+
+    pPainter->setBrush(brush);
+
+    pPainter->drawRect(0, 0, m_waveformRenderer->getWidth(),
+            m_waveformRenderer->getHeight());
+}