Improved the update of the shadow volume.

2007-02-15 01:23:00 +00:00
parent b7b8e7ed98
commit 6edca062b8
1 changed files with 5 additions and 2 deletions
--- a/src/osgShadow/ShadowVolume.cpp
+++ b/src/osgShadow/ShadowVolume.cpp
@@ -411,8 +411,11 @@ void ShadowVolume::cull(osgUtil::CullVisitor& cv)
        if (_lightpos != lightpos && _dynamicShadowVolumes)
        {
            _lightpos = lightpos;
-            osg::notify(osg::NOTICE)<<"Need to update ShadowVolume and project the lightpos into the shadow volumes coordinate frame"<<std::endl;
-            _occluder->computeShadowVolumeGeometry(lightpos, *_shadowVolume);
+
+            osg::Matrix eyeToWorld;
+            eyeToWorld.invert(cv.getModelViewMatrix());
+            
+            _occluder->computeShadowVolumeGeometry(lightpos * eyeToWorld, *_shadowVolume);
        }
        
        if (shadowVolumeBin.valid())