Beispiel #1
0
def getSqueezeProg(prog):
    P = Program()
    cuboid_lines = []
    sym_lines = []
    attach_lines = []

    face_info = {}

    for line in prog:
        if "Cuboid(" in line:
            cuboid_lines.append(line)
        elif "reflect(" in line or "translate(" in line:
            sym_lines.append(line)
        elif "attach(" in line:
            attach_lines.append(line)
            parse = P.parseAttach(line)
            face, uv = getFace(torch.stack(parse[2:5]),
                               torch.stack(parse[5:8]), parse[1])
            if face is not None:
                spec_add(face_info, parse[0], {face: (uv, parse[1])})

    squeeze_lines = []

    for att_line in attach_lines:
        parse = P.parseAttach(att_line)
        face, uv = getFace(torch.stack(parse[2:5]), torch.stack(parse[5:8]),
                           parse[1])

        # not a face att so just skip
        if face is None:
            squeeze_lines.append(att_line)
            continue

        oface = getOppFace(face)
        cube = parse[0]

        # if this is missing it must have been removed previously by a squeeze attach
        if face not in face_info[cube]:
            continue

        if oface in face_info[cube] and \
           (face_info[cube][oface][0] - uv).abs().sum() < OTHRESH:
            squeeze_lines.append(
                make_function('\tsqueeze',
                              (cube, parse[1], face_info[cube][oface][1], face,
                               uv[0].item(), uv[1].item())))

            face_info[cube].pop(oface)
            face_info[cube].pop(face)

        else:
            squeeze_lines.append(att_line)

    ord_squeeze_lines = orderSqueeze(squeeze_lines)

    return cuboid_lines + ord_squeeze_lines + sym_lines
Beispiel #2
0
def orderSqueeze(lines):
    ord_lines = []
    q = []
    at_q = []
    grounded = set(['bbox'])
    P = Program()
    for line in lines:
        if "attach(" in line:
            parse = P.parseAttach(line)
            if parse[1] in grounded:
                grounded.add(parse[0])
                ord_lines.append(line)
            else:
                at_q.append((parse[0], parse[1], line))
        elif "squeeze(" in line:
            parse = P.parseSqueeze(line)
            if parse[1] in grounded and parse[2] in grounded:
                ord_lines.append(line)
                grounded.add(parse[0])
            else:
                q.append((parse[0], parse[1], parse[2], line))

        torm = []
        for i, (c, o1, o2, sl) in enumerate(q):
            if o1 in grounded and o2 in grounded:
                grounded.add(c)
                torm.append(i)
                ord_lines.append(sl)

        torm.sort(reverse=True)
        for i in torm:
            q.pop(i)

        atorm = []
        for i, (c, o, al) in enumerate(at_q):
            if o in grounded:
                grounded.add(c)
                atorm.append(i)
                ord_lines.append(al)

        atorm.sort(reverse=True)
        for i in atorm:
            at_q.pop(i)

    assert len(q) == 0, 'Some squeezes are ungrounded'
    assert len(at_q) == 0, 'Some attaches are ungrounded'

    return ord_lines
Beispiel #3
0
def clean_prog(prog):
    P = Program()
    new_lines = []
    for l in prog['prog']:
        if "Cuboid" in l:
            parse = P.parseCuboid(l)
            new_num = [round(x.item(), 3) for x in parse[1:4]]
            new_lines.append(
                f"{parse[0]} = Cuboid({new_num[0]}, {new_num[1]}, {new_num[2]}, {parse[4]})"
            )
        elif "attach" in l:
            parse = P.parseAttach(l)
            new_num = [round(x.item(), 3) for x in parse[2:]]
            new_lines.append(
                f"attach({parse[0]}, {parse[1]}, {new_num[0]}," +
                f" {new_num[1]}, {new_num[2]}, {new_num[3]}, {new_num[4]}, {new_num[5]})"
            )
        elif "squeeze" in l:
            parse = P.parseSqueeze(l)
            new_num = [round(x.item(), 3) for x in parse[-2:]]
            new_lines.append(f"squeeze({parse[0]}, {parse[1]}, {parse[2]}," +
                             f" {parse[3]}, {new_num[0]}, {new_num[1]})")
        elif "translate" in l:
            parse = P.parseTranslate(l)
            new_num = [round(x.item(), 3) for x in parse[-1:]]
            new_lines.append(
                f"translate({parse[0]}, {parse[1]}, {parse[2]}, {new_num[0]})\n"
            )
        elif "<END>" in l:
            pass
        else:
            new_lines.append(l)
    prog['prog'] = new_lines
    for c in prog["children"]:
        if not c == {}:
            clean_prog(c)
Beispiel #4
0
 with open(f"data/chair/{f}", "r") as file:
     lines = file.readlines()
 src_count = 0
 seen_cuboids = set()
 not_child = True
 for l in lines:
     # if "Assembly Program_1" in l:
     #     not_child = False
     # if not_child:
     #     continue
     # if "Cuboid" in l and ("bbox" in l):
     #     src_count += 1
     #     parse = P.parseCuboid(l)
     #     dim_list += parse[1:4]
     if "attach" in l and "bbox" in l:
         parse = P.parseAttach(l)
         # dim_list += [float(parse[-1])]
         if parse[0] not in seen_cuboids:
             src_count += 1
             seen_cuboids.add(parse[0])
     if "squeeze" in l and "bbox" in l:
         parse = P.parseSqueeze(l)
         if parse[0] not in seen_cuboids:
             src_count += 1
             seen_cuboids.add(parse[0])
     if "Assembly Program_1" in l:
         break
         # mean = torch.mean(torch.stack(parse[1:4])).item()
         # overall_mean += mean
         # num_lines += 1
         # if max_dim > overall_max_dim: