FGFS-4.1/OpenSceneGraph
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Added handling of the case when RenderLeaf::_modelview matrix is NULL, such as when LightPointNode is used in the scene graph.

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Robert Osfield
2011-09-07 16:26:57 +00:00
parent 3a79bc343d
commit b2fd8f4059
1 changed files with 10 additions and 1 deletions
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11
src/osgShadow/ViewDependentShadowMap.cpp
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@@ -1408,7 +1408,16 @@ struct RenderLeafBounds
if (renderLeaf->_modelview.get()!=previous_modelview)
{
previous_modelview = renderLeaf->_modelview.get();
light_mvp.mult(*renderLeaf->_modelview, light_vp);
if (previous_modelview)
{
light_mvp.mult(*renderLeaf->_modelview, light_vp);
}
else
{
// no modelview matrix (such as when LightPointNode is in the scene graph) so assume
// that modelview matrix is indentity.
light_mvp = light_vp;
}
OSG_INFO<<"Computing new light_mvp "<<light_mvp<<std::endl;
}
else