<div dir="ltr">I have a domain that consists of patches of orthogonal cartesian grids in the following XDMF file:<div><br></div><div><div><?xml version="1.0" ?></div><div><!DOCTYPE Xdmf SYSTEM "Xdmf.dtd" []></div>
<div><Xdmf Version="2.2"></div><div><Domain></div><div><Grid GridType="Collection"></div><div><Grid GridType="Uniform"></div><div><Topology TopologyType="3DRectMesh" Dimensions=" 2 4 3"/></div>
<div><Geometry GeometryType="VXVYVZ"></div><div><DataItem Dimensions=" 3" NumberType="Float" Precision="4" Format="XML"></div><div> 0.0000 1.0000 2.0000</div>
<div></DataItem></div><div><DataItem Dimensions=" 4" NumberType="Float" Precision="4" Format="XML"></div><div> 0.0000 2.0944 4.1888 6.2832</div><div></DataItem></div>
<div><DataItem Dimensions=" 2" NumberType="Float" Precision="4" Format="XML"></div><div> 1.0000 2.0000</div><div></DataItem></div><div></Geometry></div><div>
</Grid></div><div><Grid GridType="Uniform"></div><div><Topology TopologyType="3DRectMesh" Dimensions=" 2 4 3"/></div><div><Geometry GeometryType="VXVYVZ"></div>
<div><DataItem Dimensions=" 3" NumberType="Float" Precision="4" Format="XML"></div><div> 1.0000 2.0000 3.0000</div><div></DataItem></div><div><DataItem Dimensions=" 4" NumberType="Float" Precision="4" Format="XML"></div>
<div> 0.0000 2.0944 4.1888 6.2832</div><div></DataItem></div><div><DataItem Dimensions=" 2" NumberType="Float" Precision="4" Format="XML"></div><div> 2.0000 3.0000</div>
<div></DataItem></div><div></Geometry></div><div></Grid></div><div><Attribute Name="var" AttributeType="Scalar" Center="Node"></div><div><DataItem Dimensions="48" NumberType="Float" Precision="4" Format="XML"></div>
<div>0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23</div><div>0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23</div><div></DataItem></div><div></Attribute></div><div></Grid></div>
<div></Domain></div><div></Xdmf></div></div><div><br></div><div style>The grid is declared as GridType Collection. When I read it in Paraview the grid is read correctly as shown in the attached picture, however I don't get the values for the attribute. I think the attribute is not read at all. Is there sth wrong with this file? How should the attribute be specified for GridType Collection?</div>
<div style><br></div><div style>Thank you,</div><div style><br></div><div style>Nikos</div></div>