Change rotations to use angle and vector in APIs

Quaternions are pain in the behind to use, especially
in QML, so change them to angle + vector combinations.

Change-Id: I25eb5ea92deaf3a079e2e193cce2e8de89f3c3c4
Reviewed-by: Tomi Korpipää <tomi.korpipaa@digia.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/src/datavisualization/engine/seriesrendercache.cpp b/src/datavisualization/engine/seriesrendercache.cpp
index 5d20e761..9ce0fe99 100644
--- a/src/datavisualization/engine/seriesrendercache.cpp
+++ b/src/datavisualization/engine/seriesrendercache.cpp
@@ -128,7 +128,11 @@ void SeriesRenderCache::populate(QAbstract3DSeries *series, Abstract3DRenderer *
     }
 
     if (seriesChanged || changeTracker.meshRotationChanged) {
-        m_meshRotation = series->meshRotation();
+        float angle = series->meshRotationAngle();
+        if (angle)
+            m_meshRotation = QQuaternion::fromAxisAndAngle(series->meshRotationAxis(), series->meshRotationAngle());
+        else
+            m_meshRotation = identityQuaternion;
         changeTracker.meshRotationChanged = false;
     }