FGFS-4.1/OpenSceneGraph
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Added new Transform::ReferenceType enum ABSOLUTE_RF_INHERIT_VIEWPOINT to support

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internal RTT cameras that wish to use the main cameras view/eye point for LOD and other
distance based tests.
This commit is contained in:
Robert Osfield
2007-02-07 16:32:14 +00:00
parent c2e79a2d89
commit c52207b637
11 changed files with 104 additions and 64 deletions
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37
src/osgUtil/IntersectVisitor.cpp
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@@ -804,7 +804,26 @@ void PickVisitor::apply(osg::Camera& camera)
{
if (!camera.isRenderToTextureCamera())
{
if (camera.getReferenceFrame()==osg::Camera::ABSOLUTE_RF)
if (camera.getReferenceFrame()==osg::Camera::RELATIVE_RF)
{
if (camera.getTransformOrder()==osg::Camera::POST_MULTIPLY)
{
runNestedPickVisitor( camera,
camera.getViewport() ? camera.getViewport() : _lastViewport.get(),
_lastProjectionMatrix * camera.getProjectionMatrix(),
_lastViewMatrix * camera.getViewMatrix(),
_mx, _my );
}
else // PRE_MULTIPLY
{
runNestedPickVisitor( camera,
camera.getViewport() ? camera.getViewport() : _lastViewport.get(),
camera.getProjectionMatrix() * _lastProjectionMatrix,
camera.getViewMatrix() * _lastViewMatrix,
_mx, _my );
}
}
else
{
runNestedPickVisitor( camera,
camera.getViewport() ? camera.getViewport() : _lastViewport.get(),
@@ -812,21 +831,5 @@ void PickVisitor::apply(osg::Camera& camera)
camera.getViewMatrix(),
_mx, _my );
}
else if (camera.getTransformOrder()==osg::Camera::POST_MULTIPLY)
{
runNestedPickVisitor( camera,
camera.getViewport() ? camera.getViewport() : _lastViewport.get(),
_lastProjectionMatrix * camera.getProjectionMatrix(),
_lastViewMatrix * camera.getViewMatrix(),
_mx, _my );
}
else // PRE_MULTIPLY
{
runNestedPickVisitor( camera,
camera.getViewport() ? camera.getViewport() : _lastViewport.get(),
camera.getProjectionMatrix() * _lastProjectionMatrix,
camera.getViewMatrix() * _lastViewMatrix,
_mx, _my );
}
}
}