1 files changed, 2 insertions, 0 deletions
diff --git a/src/render/io/glbuffer_p.h b/src/render/io/glbuffer_p.h
index e800d2bc4..731634b6b 100644
--- a/src/render/io/glbuffer_p.h
+++ b/src/render/io/glbuffer_p.h
@@ -53,6 +53,7 @@
 
 #include <QOpenGLContext>
 #include <Qt3DCore/qnodeid.h>
+#include <qbytearray.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -85,6 +86,7 @@ public:
     void allocate(GraphicsContext *ctx, uint size, bool dynamic = true);
     void allocate(GraphicsContext *ctx, const void *data, uint size, bool dynamic = true);
     void update(GraphicsContext *ctx, const void *data, uint size, int offset = 0);
+    QByteArray download(GraphicsContext *ctx, uint size);
     void bindBufferBase(GraphicsContext *ctx, int bindingPoint, Type t);
     void bindBufferBase(GraphicsContext *ctx, int bindingPoint);