Fix #232

Depth point cloud and shadows for volumes should work correctly now.

ambf_framework/afFramework.cpp

@@ -8296,7 +8296,7 @@ bool afVolume::createFromAttribs(afVolumeAttributes *a_attribs)
             m_voxelObject = new cVoxelObject();
             // Setting transparency before setting the texture ensures that the rendering does not show empty spaces as black
             // and the depth point cloud is able to see the volume
-//            m_voxelObject->setTransparencyLevel(1.0);
+           m_voxelObject->setTransparencyLevel(1.0);
 
             cTexture3dPtr texture = cTexture3d::create();
             texture->setImage(m_multiImage);