Mark the canvas texture dirty when we change it.

Because the texture is the same instance and the rect is the same,
the early-out checks in QSGSimpleTextureNode will abort.

Task-number: QTBUG-30666
Change-Id: I0e6a1fd3d4de33436057e8cdf62dc0e7964b5c21
Reviewed-by: Mitch Curtis <mitch.curtis@digia.com>

diff --git a/src/quick/items/context2d/qquickcanvasitem.cpp b/src/quick/items/context2d/qquickcanvasitem.cpp
index 3efb1ae..0c58b9b 100644 (file)
--- a/src/quick/items/context2d/qquickcanvasitem.cpp
+++ b/src/quick/items/context2d/qquickcanvasitem.cpp
@@ -701,6 +701,7 @@ QSGNode *QQuickCanvasItem::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData
         d->context->flush();
 
     node->setTexture(d->context->texture());
+    node->markDirty(QSGNode::DirtyMaterial);
     node->setRect(QRectF(QPoint(0, 0), d->canvasWindow.size()));
     return node;
 }