Fix scene change blackscreen

When scene was changed there is a blackscreen between the scenes.
setAlphaTest removes this.

Task-number: QT3DS-4209
Change-Id: Id864018d6310fa8fcdc31828f7e1f91fccb87d0e
Reviewed-by: Antti Määttä <antti.maatta@qt.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/runtimerender/rendererimpl/Qt3DSRendererImplLayerRenderData.cpp b/src/runtimerender/rendererimpl/Qt3DSRendererImplLayerRenderData.cpp
index 3c0f541..623f6ab 100644
--- a/src/runtimerender/rendererimpl/Qt3DSRendererImplLayerRenderData.cpp
+++ b/src/runtimerender/rendererimpl/Qt3DSRendererImplLayerRenderData.cpp
@@ -1180,6 +1180,7 @@ void SLayerRenderData::RunRenderPass(TRenderRenderableFunction inRenderFn,
     {
         QT3DS_PERF_SCOPED_TIMER(m_Renderer.GetQt3DSContext().GetPerfTimer(),
                                 "LayerRenderData: Render transparent pass")
+        m_Renderer.setAlphaTest(false, 1.0, 1.0);
         renderTransparentObjectsPass(inRenderFn, inEnableBlending, inEnableDepthWrite,
                                      inEnableTransparentDepthWrite, indexLight, inCamera, theFB);
     }