File size: 3,850 Bytes
91daf98 | 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | import pickle
import argparse
import json
# hyperparameters from SkexGen project
SKETCH_R = 1
RADIUS_R = 1
EXTRUDE_R = 1.0
SCALE_R = 1.4
OFFSET_R = 0.9
PIX_PAD = 4
CMD_PAD = 3
COORD_PAD = 4
EXT_PAD = 1
EXTRA_PAD = 1
R_PAD = 2
def create_curve_str(se_xy, se_cmd):
curve_str = ""
xy_offset = 0
if se_cmd == 0: # line
curve_str = " line," + ",".join(str(x) for x in se_xy[0])
xy_offset = 2
elif se_cmd == 1: # arc
curve_str = " arc," + ",".join(str(x) for x in se_xy[0:2].flatten())
xy_offset = 3
elif se_cmd == 2: # circle
curve_str = " circle," + ",".join(str(x) for x in se_xy[0:4].flatten())
xy_offset = 5
curve_str += " <curve_end>"
return curve_str, xy_offset
def create_sketch_str(se_xy, se_cmd):
sketch_str = ""
len_xy, len_cmd = len(se_xy), len(se_cmd)
xy_idx = 0
for cmd_item in se_cmd: # for each command
if 0 <= cmd_item <= 2: # curve
curve_str, xy_offset = create_curve_str(se_xy[xy_idx:], cmd_item)
sketch_str += curve_str
xy_idx += xy_offset
elif cmd_item == -1: # loop
sketch_str += " <loop_end>"
xy_idx += 1
elif cmd_item == -2: # face
sketch_str += " <face_end>"
xy_idx += 1
elif cmd_item == -3: # sketch
sketch_str += " <sketch_end>"
xy_idx += 1
else:
raise ValueError("Invalid command: " + str(cmd_item))
if xy_idx != len_xy:
raise ValueError("xy_idx != len_xy")
return sketch_str
def create_extrude_str(se_ext):
extrude_str = ""
# extrude operation
if se_ext[14] == 1:
extrude_str += "add"
elif se_ext[14] == 2:
extrude_str += "cut"
elif se_ext[14] == 3:
extrude_str += "intersect"
else:
raise ValueError("Invalid extrude operation: " + str(se_ext[14]))
# other extrude parameters
extrude_str = (
extrude_str + "," + ",".join(str(x - EXT_PAD) for x in se_ext[0:5])
) # ext_v, ext_T
extrude_str = (
extrude_str + "," + ",".join(str(x - R_PAD) for x in se_ext[5:14])
) # ext_R
extrude_str = (
extrude_str + "," + ",".join(str(x - EXT_PAD) for x in se_ext[15:18])
) # scale, offset
# extrude end
extrude_str += " <extrude_end>"
return extrude_str
def convert(in_path, out_path):
with open(in_path, "rb") as f:
data = pickle.load(f)
print("Data loaded: " + str(len(data)) + " samples")
results = []
for item in data: # for each data
se_str = ""
num_se = item["num_se"]
for se_idx in range(num_se): # for each sketch-extrude
xy, cmd, ext = (
item["se_xy"][se_idx] - COORD_PAD,
item["se_cmd"][se_idx] - CMD_PAD,
item["se_ext"][se_idx],
)
se_str = se_str + " " + create_sketch_str(xy, cmd).strip()
se_str = se_str + " " + create_extrude_str(ext).strip()
results.append(se_str.strip())
# with open(out_path, "wb") as f:
# pickle.dump(results, f)
# print("Data converted: " + str(len(results)) + " samples")
with open(out_path, "w") as f:
json.dump(results, f, indent=4)
print("Data converted: " + str(len(results)) + " samples")
# with open(out_path, "w") as f: # Open in text mode
# for result in results:
# f.write(result + "\n")
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("--in-path", type=str, required=True)
parser.add_argument("--out-path", type=str, required=True)
args = parser.parse_args()
convert(args.in_path, args.out_path) |