FGFS-4.1/OpenSceneGraph
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Added support for View::setFustionDistance(..)

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This commit is contained in:
Robert Osfield
2007-05-17 19:58:57 +00:00
parent 851df77673
commit cf9518f346
5 changed files with 48 additions and 13 deletions
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11
examples/osgstereoimage/osgstereoimage.cpp
View File

@@ -500,16 +500,7 @@ int main( int argc, char **argv )
(*itr)->useCursor(false);
}
#if 0
// set all the sceneview's up so that their left and right add cull masks are set up.
for(osgProducer::OsgCameraGroup::SceneHandlerList::iterator itr=viewer.getSceneHandlerList().begin();
itr!=viewer.getSceneHandlerList().end();
++itr)
{
osgUtil::SceneView* sceneview = (*itr)->getSceneView();
sceneview->setFusionDistance(osgUtil::SceneView::USE_FUSION_DISTANCE_VALUE,radius);
}
#endif
viewer.setFusionDistance(osgUtil::SceneView::USE_FUSION_DISTANCE_VALUE,radius);
// set up the SlideEventHandler.
seh->set(rootNode.get(),offsetX,offsetY,texmatLeft,texmatRight,timeDelayBetweenSlides,autoSteppingActive);

15
include/osgViewer/View
View File

@@ -94,6 +94,19 @@ class OSGVIEWER_EXPORT View : public osg::View, public osgGA::GUIActionAdapter
/** Set the DsplaySettings object associated with this view.*/
const osg::DisplaySettings* getDisplaySettings() const { return _displaySettings.get(); }
/** Set the FusionDistanceMode and Value. Note, is used only when working in stereo.*/
void setFusionDistance(osgUtil::SceneView::FusionDistanceMode mode,float value=1.0f)
{
_fusionDistanceMode = mode;
_fusionDistanceValue = value;
}
/** Get the FusionDistanceMode.*/
osgUtil::SceneView::FusionDistanceMode getFusionDistanceMode() const { return _fusionDistanceMode; }
/** Get the FusionDistanceValue. Note, only used for USE_FUSION_DISTANCE_VALUE & PROPORTIONAL_TO_SCREEN_DISTANCE modes.*/
float getFusionDistanceValue() const { return _fusionDistanceValue; }
/** Convinience method for creating slave Cameras and associated GraphicsWindows across all screens.*/
void setUpViewAcrossAllScreens();
@@ -142,6 +155,8 @@ class OSGVIEWER_EXPORT View : public osg::View, public osgGA::GUIActionAdapter
EventHandlers _eventHandlers;
osg::ref_ptr<osg::DisplaySettings> _displaySettings;
osgUtil::SceneView::FusionDistanceMode _fusionDistanceMode;
float _fusionDistanceValue;
};
}

12
src/osgViewer/CompositeViewer.cpp
View File

@@ -553,6 +553,10 @@ struct CompositeViewerRenderingOperation : public osg::Operation
// osg::notify(osg::NOTICE)<<"RenderingOperation"<<std::endl;
// pass on the fusion distance settings from the View to the SceneView
osgViewer::View* view = dynamic_cast<osgViewer::View*>(_sceneView->getCamera()->getView());
if (view) _sceneView->setFusionDistance(view->getFusionDistanceMode(), view->getFusionDistanceValue());
_sceneView->inheritCullSettings(*(_sceneView->getCamera()));
_sceneView->cull();
_sceneView->draw();
@@ -1148,7 +1152,13 @@ void CompositeViewer::updateTraversal()
++vitr)
{
View* view = vitr->get();
if (view->getCameraManipulator()) view->getCamera()->setViewMatrix( view->getCameraManipulator()->getInverseMatrix());
if (view->getCameraManipulator())
{
view->setFusionDistance( view->getCameraManipulator()->getFusionDistanceMode(),
view->getCameraManipulator()->getFusionDistanceValue() );
view->getCamera()->setViewMatrix( view->getCameraManipulator()->getInverseMatrix());
}
view->updateSlaves();
}

8
src/osgViewer/View.cpp
View File

@@ -20,7 +20,9 @@
using namespace osgViewer;
View::View()
View::View():
_fusionDistanceMode(osgUtil::SceneView::PROPORTIONAL_TO_SCREEN_DISTANCE),
_fusionDistanceValue(1.0f)
{
// osg::notify(osg::NOTICE)<<"Constructing osgViewer::View"<<std::endl;
@@ -33,7 +35,9 @@ View::View()
View::View(const osgViewer::View& view, const osg::CopyOp& copyop):
osg::View(view,copyop),
osgGA::GUIActionAdapter()
osgGA::GUIActionAdapter(),
_fusionDistanceMode(view._fusionDistanceMode),
_fusionDistanceValue(view._fusionDistanceValue)
{
}

15
src/osgViewer/Viewer.cpp
View File

@@ -164,6 +164,10 @@ struct ViewerRenderingOperation : public osg::Operation, public ViewerQuerySuppo
// do cull taversal
osg::Timer_t beforeCullTick = osg::Timer::instance()->tick();
// pass on the fusion distance settings from the View to the SceneView
osgViewer::View* view = dynamic_cast<osgViewer::View*>(_sceneView->getCamera()->getView());
if (view) _sceneView->setFusionDistance(view->getFusionDistanceMode(), view->getFusionDistanceValue());
_sceneView->inheritCullSettings(*(_sceneView->getCamera()));
_sceneView->cull();
@@ -305,6 +309,10 @@ struct ViewerDoubleBufferedRenderingOperation : public osg::Operation, public Vi
if (sceneView)
{
// osg::notify(osg::NOTICE)<<"Culling buffer "<<_currentCull<<std::endl;
// pass on the fusion distance settings from the View to the SceneView
osgViewer::View* view = dynamic_cast<osgViewer::View*>(sceneView->getCamera()->getView());
if (view) sceneView->setFusionDistance(view->getFusionDistanceMode(), view->getFusionDistanceValue());
osg::Stats* stats = sceneView->getCamera()->getStats();
osg::State* state = sceneView->getState();
@@ -456,6 +464,10 @@ struct ViewerDoubleBufferedRenderingOperation : public osg::Operation, public Vi
// osg::notify(osg::NOTICE)<<"RenderingOperation"<<std::endl;
// pass on the fusion distance settings from the View to the SceneView
osgViewer::View* view = dynamic_cast<osgViewer::View*>(sceneView->getCamera()->getView());
if (view) sceneView->setFusionDistance(view->getFusionDistanceMode(), view->getFusionDistanceValue());
osg::Stats* stats = sceneView->getCamera()->getStats();
osg::State* state = sceneView->getState();
const osg::FrameStamp* fs = state->getFrameStamp();
@@ -2043,6 +2055,9 @@ void Viewer::updateTraversal()
if (_cameraManipulator.valid())
{
setFusionDistance( getCameraManipulator()->getFusionDistanceMode(),
getCameraManipulator()->getFusionDistanceValue() );
_camera->setViewMatrix(_cameraManipulator->getInverseMatrix());
}