File size: 3,087 Bytes
5154c4e | 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 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | from __future__ import annotations
import argparse
import os
import subprocess
import sys
FACE_MIN = 100
FACE_MAX = 5000
BLEND_PATH = "/home/user/Desktop/answer.blend"
BLENDER_PATH = os.environ.get("BLENDER_PATH", "blender")
def _run_eval(blend_path):
import bmesh
import bpy
if not os.path.isfile(blend_path):
return False
try:
bpy.ops.wm.open_mainfile(filepath=blend_path)
except Exception:
return False
body = bpy.data.objects.get("Body")
cutter = bpy.data.objects.get("Cutter")
guide = bpy.data.objects.get("Guide")
if any(obj is None or obj.type != "MESH" for obj in (body, cutter, guide)):
return False
if not guide.hide_viewport or not guide.hide_render:
return False
mods = list(body.modifiers)
if len(mods) != 2:
return False
if mods[0].type != "SUBSURF" or mods[1].type != "BOOLEAN":
return False
if not (mods[0].show_viewport and mods[0].show_render and mods[1].show_viewport and mods[1].show_render):
return False
if int(getattr(mods[0], "levels", 0)) < 1:
return False
if mods[1].operation != "DIFFERENCE" or mods[1].object is None or mods[1].object.name != "Cutter":
return False
bpy.context.view_layer.update()
depsgraph = bpy.context.evaluated_depsgraph_get()
body_eval = body.evaluated_get(depsgraph)
eval_mesh = body_eval.to_mesh()
face_count = len(eval_mesh.polygons)
bm = bmesh.new()
bm.from_mesh(eval_mesh)
non_man = sum(1 for e in bm.edges if not e.is_manifold)
loose_verts = sum(1 for v in bm.verts if not v.link_edges)
loose_edges = sum(1 for e in bm.edges if not e.link_faces)
bm.free()
body_eval.to_mesh_clear()
return (
FACE_MIN <= face_count <= FACE_MAX
and non_man == 0
and loose_verts == 0
and loose_edges == 0
)
def _have_bpy() -> bool:
try:
import bpy # noqa: F401
return True
except Exception:
return False
def _run_via_blender(blend_path: str) -> bool:
proc = subprocess.run(
[
BLENDER_PATH,
"--background",
"--factory-startup",
"--python",
__file__,
"--",
"--blend",
blend_path,
],
capture_output=True,
text=True,
encoding="utf-8",
errors="replace",
timeout=600,
)
return proc.returncode == 0
def eval_outputs(blend_path, expected=None, postconfig=None):
return _run_eval(blend_path) if _have_bpy() else _run_via_blender(blend_path)
def _parse_blend_path() -> str:
parser = argparse.ArgumentParser(add_help=False)
parser.add_argument("--blend", default=BLEND_PATH)
script_args = sys.argv[sys.argv.index("--") + 1:] if "--" in sys.argv else []
return parser.parse_known_args(script_args)[0].blend
def main():
passed = eval_outputs(_parse_blend_path())
print("True" if passed else "False")
return 0 if passed else 1
if __name__ == "__main__":
raise SystemExit(main())
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