diff --git a/effects.cpp b/effects.cpp
--- a/effects.cpp
+++ b/effects.cpp
@@ -32,7 +32,6 @@
 #include "group.h"
 #include "osd.h"
 #include "pointer_input.h"
-#include "scene_xrender.h"
 #include "scene_qpainter.h"
 #include "unmanaged.h"
 #ifdef KWIN_BUILD_TABBOX
@@ -1324,11 +1323,7 @@
 
 unsigned long EffectsHandlerImpl::xrenderBufferPicture()
 {
-#ifdef KWIN_HAVE_XRENDER_COMPOSITING
-    if (SceneXrender* s = dynamic_cast< SceneXrender* >(m_scene))
-        return s->bufferPicture();
-#endif
-    return None;
+    return m_scene->bufferPicture();
 }
 
 QPainter *EffectsHandlerImpl::scenePainter()
diff --git a/scene.h b/scene.h
--- a/scene.h
+++ b/scene.h
@@ -157,6 +157,12 @@
      **/
     virtual bool animationsSupported() const = 0;
 
+    /**
+     * The render buffer used by an XRender based compositor scene.
+     * Default implementation returns XCB_RENDER_PICTURE_NONE
+     **/
+    virtual xcb_render_picture_t bufferPicture() const;
+
 Q_SIGNALS:
     void frameRendered();
 
diff --git a/scene.cpp b/scene.cpp
--- a/scene.cpp
+++ b/scene.cpp
@@ -652,6 +652,11 @@
     return QMatrix4x4();
 }
 
+xcb_render_picture_t Scene::bufferPicture() const
+{
+    return XCB_RENDER_PICTURE_NONE;
+}
+
 //****************************************
 // Scene::Window
 //****************************************
diff --git a/scene_xrender.h b/scene_xrender.h
--- a/scene_xrender.h
+++ b/scene_xrender.h
@@ -160,7 +160,7 @@
     virtual Scene::EffectFrame *createEffectFrame(EffectFrameImpl *frame);
     virtual Shadow *createShadow(Toplevel *toplevel);
     virtual void screenGeometryChanged(const QSize &size);
-    xcb_render_picture_t bufferPicture();
+    xcb_render_picture_t bufferPicture() const override;
     virtual OverlayWindow *overlayWindow() {
         return m_backend->overlayWindow();
     }
@@ -253,7 +253,7 @@
 };
 
 inline
-xcb_render_picture_t SceneXrender::bufferPicture()
+xcb_render_picture_t SceneXrender::bufferPicture() const
 {
     return m_backend->buffer();
 }