split requiresUpdateSceneGraph() into requires update and requires redraw (wip)

2016-07-04 23:19:20 +02:00
parent e23a30652d
commit 22d53357d3
6 changed files with 28 additions and 7 deletions
--- a/include/osgDB/DatabasePager
+++ b/include/osgDB/DatabasePager
@@ -244,6 +244,9 @@ class OSGDB_EXPORT DatabasePager : public osg::NodeVisitor::DatabaseRequestHandl
          * Note, must only be called from single thread update phase. */
        virtual void updateSceneGraph(const osg::FrameStamp& frameStamp);

+        /** Return true if there are ... . */
+        bool requiresRedraw() const;
+
        /** Report how many items are in the _fileRequestList queue */
        unsigned int getFileRequestListSize() const { return static_cast<unsigned int>(_fileRequestQueue->size() + _httpRequestQueue->size()); }