/usr/share/dx/samples/data/multigrid1.dx is in dxsamples 4.4.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | object 2 class gridpositions counts 4 4
origin 0 0
delta 1 0
delta 0 1
attribute "dep" string "positions"
#
object 3 class gridconnections counts 4 4
attribute "element type" string "quads"
attribute "ref" string "positions"
#
object 4 class regulararray count 16
origin 1 delta 1
attribute "dep" string "positions"
#
object 1 class field
component "positions" value 2
component "connections" value 3
component "data" value 4
#
object 6 class gridpositions counts 4 4
origin 3 3
delta 1 0
delta 0 1
attribute "dep" string "positions"
#
object 7 class gridconnections counts 4 4
attribute "element type" string "quads"
attribute "ref" string "positions"
#
object 8 class regulararray count 16
origin 33 delta 1
attribute "dep" string "positions"
#
object 5 class field
component "positions" value 6
component "connections" value 7
component "data" value 8
#
object "default" class multigrid
member 0 value 1
member 1 value 5
#
end
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