ma/experiments/scripts/gen/varied_fillings.py
2023-12-15 15:12:14 +01:00

55 lines
1.5 KiB
Python

#!/usr/bin/env python
import json
import sys
from functools import reduce
from operator import mul
from pathlib import Path
percent_filled = float(sys.argv[1])
template_path = Path("templates/varied-fillings.json")
initial_cell_size = 4200
with template_path.open(encoding="utf-8") as template_file:
config = json.load(template_file)
dims = [
size * count
for size, count
in zip(config["Geometry"]["blocksize"], config["Geometry"]["blockcount"])
]
total_volume = reduce(mul, dims, 1)
target_volume = total_volume * percent_filled / 100
n_cells = int(target_volume // initial_cell_size)
# If n_cells is odd, second type gets one more cell
n_cells_first_type = n_cells // 2
n_cells_second_type = n_cells - n_cells_first_type
edge_length = int(target_volume ** (1 / 3))
offsets = [
(dims[0] - edge_length) // 2,
(dims[1] - edge_length) // 2,
(dims[2] - edge_length) // 2
]
print(f"Target volume: {target_volume} ({percent_filled}%, edge length: {edge_length}), # of cells: {n_cells}", file=sys.stderr)
if target_volume > 0:
config["Filling"]["cells"].append({
"shape": "cube",
"pattern": "voronoi",
"box": [
offsets,
[
min(offsets[0] + edge_length, dims[0] - 1),
min(offsets[1] + edge_length, dims[1] - 1),
min(offsets[2] + edge_length, dims[2] - 1)
]
],
"count": n_cells,
"celltype": [0, 0, n_cells_first_type, n_cells_second_type]
})
json.dump(config, sys.stdout, indent=2)