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Enable writing an .inp file from a vtk file to subtract results on particular set(s) #1

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Enable writing an .inp file from a vtk file to subtract results on particular set(s) #1

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36b3d92
[WP] Enable writing an .inp file from a vtk file to subtract results …
LucasPodvin Sep 24, 2024
dbf79aa
[WP]Code optimisation
LucasPodvin Sep 24, 2024
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24 changes: 20 additions & 4 deletions src/meshio/abaqus/_abaqus.py
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@
from .._helpers import register
from .._mesh import CellBlock, Mesh


abaqus_to_meshio_type = {
# trusses
"T2D2": "line",
Expand Down Expand Up @@ -418,15 +419,26 @@ def _read_set(f, params_map):
return set_ids, set_names, line


def write(filename, mesh, float_fmt=".16e", translate_cell_names=True):
def write(
filename,
mesh,
float_fmt=".16e",
translate_cell_names=True,
is_initial_frame=False,
):
with open_file(filename, "wt") as f:
f.write("*HEADING\n")
f.write("Abaqus DataFile Version 6.14\n")
f.write(f"written by meshio v{__version__}\n")
f.write("*NODE\n")
fmt = ", ".join(["{}"] + ["{:" + float_fmt + "}"] * mesh.points.shape[1]) + "\n"
for k, x in enumerate(mesh.points):
f.write(fmt.format(k + 1, *x))
id_node_iter = (
mesh.point_data["inp_points"][:, 0] if is_initial_frame else count(1)
)

for k, x in zip(id_node_iter, mesh.points):
f.write(fmt.format(k, *x))

eid = 0
for cell_type, node_idcs in mesh.cells:
name = (
Expand All @@ -435,7 +447,11 @@ def write(filename, mesh, float_fmt=".16e", translate_cell_names=True):
f.write(f"*ELEMENT, TYPE={name}\n")
for row in node_idcs:
eid += 1
nids_strs = (str(nid + 1) for nid in row.tolist())
nids_strs = (
(str(mesh.point_data["inp_points"][nid, 0]) for nid in row.tolist())
if is_initial_frame
else (str(nid + 1) for nid in row.tolist())
)
f.write(str(eid) + "," + ",".join(nids_strs) + "\n")

nnl = 8
Expand Down