From ca0ff266e2314df11bfd05664dac5b8213c74d6b Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 19 Mar 2003 15:49:21 +0000
Subject: [PATCH] First pass fix at implementing requestWarpPointer.

---
 include/osgProducer/EventAdapter          |  2 ++
 src/osgProducer/KeyboardMouseCallback.cpp |  1 -
 src/osgProducer/Viewer.cpp                | 37 ++++++++++++++++++++---
 3 files changed, 35 insertions(+), 5 deletions(-)

diff --git a/include/osgProducer/EventAdapter b/include/osgProducer/EventAdapter
index 75eecb14a..91f850f86 100644
--- a/include/osgProducer/EventAdapter
+++ b/include/osgProducer/EventAdapter
@@ -107,6 +107,8 @@ class OSGPRODUCER_EXPORT EventAdapter : public osgGA::GUIEventAdapter
         unsigned int _modKeyMask;
         double _time;
 
+    public:
+
         // used to accumulate the button mask state, it represents
         // the current button mask state, which is modified by the
         // adaptMouse() method which then copies it to value _buttonMask
diff --git a/src/osgProducer/KeyboardMouseCallback.cpp b/src/osgProducer/KeyboardMouseCallback.cpp
index 7b8102dbd..67c87eed4 100644
--- a/src/osgProducer/KeyboardMouseCallback.cpp
+++ b/src/osgProducer/KeyboardMouseCallback.cpp
@@ -53,7 +53,6 @@ void KeyboardMouseCallback::mouseMotion( float mx, float my)
     _mx = mx;
     _my = my;
     
-    
     osg::ref_ptr<EventAdapter> event = new EventAdapter;
     event->adaptMouseMotion(getTime(),mx,my);
     
diff --git a/src/osgProducer/Viewer.cpp b/src/osgProducer/Viewer.cpp
index 2f8dc3ce0..0149f5ae9 100644
--- a/src/osgProducer/Viewer.cpp
+++ b/src/osgProducer/Viewer.cpp
@@ -182,6 +182,14 @@ unsigned int Viewer::addCameraManipulator(osgGA::CameraManipulator* cm)
 
 void Viewer::realize( ThreadingModel thread_model)
 {
+
+    OsgCameraGroup::realize( thread_model );
+    
+    // force a sync before we intialize the keyswitch manipulator to home
+    // so that Producer has a chance to set up the windows before we do
+    // any work on them.
+    OsgCameraGroup::sync();
+ 
     if (_keyswitchManipulator.valid() && _keyswitchManipulator->getCurrentCameraManipulator())
     {
         osg::ref_ptr<osgProducer::EventAdapter> init_event = new osgProducer::EventAdapter;
@@ -191,15 +199,14 @@ void Viewer::realize( ThreadingModel thread_model)
         _keyswitchManipulator->setNode(getSceneDecorator());
         _keyswitchManipulator->home(*init_event,*this);
     }
-
-    OsgCameraGroup::realize( thread_model );
     
-    // set up osg::State objects with a the _done prt to allow early termination of 
+    // set up osg::State objects with the _done prt to allow early termination of 
     // draw traversal.
     for(SceneHandlerList::iterator p=_shvec.begin(); p!=_shvec.end(); p++ )
     {
         (*p)->getState()->setAbortRenderingPtr(&_done);
     }
+   OsgCameraGroup::sync();
     
 }
 
@@ -258,7 +265,29 @@ void Viewer::selectCameraManipulator(unsigned int no)
 
 void Viewer::requestWarpPointer(int x,int y)
 {
-    osg::notify(osg::WARN) << "Warning: requestWarpPointer("<<x<<","<<y<<") not implemented yet."<<std::endl;
+    
+    Producer::RenderSurface* rs = 0;
+    
+    // here we need to search for which render surface contains the pointer, 
+    // but havn't implemented this yet.. follows is dummy loop really.    
+    for( unsigned int i = 0; i < _cfg->getNumberOfCameras(); i++ )
+    {
+        Producer::Camera* cam = _cfg->getCamera(i);
+        rs = cam->getRenderSurface();
+    }
+    
+    if (rs)
+    {
+        EventAdapter::_s_mx = x;
+        EventAdapter::_s_my = y;
+        rs->positionPointer(x,y);
+    }
+    else
+    {
+        osg::notify(osg::WARN) << "Warning: requestWarpPointer("<<x<<","<<y<<") not handled."<<std::endl;
+    }
+    
+   
 }