339 lines
16 KiB
Python
339 lines
16 KiB
Python
from math import sin, cos, pi, copysign
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import re
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wrap = lambda l: zip(l, l[1:]+l[:1])
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sign = lambda x: copysign(1, x)
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studsides = 16
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parts = [
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("3005" , "Brick 1 x 1"),
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("2453" , "Brick 1 x 1 x 5"),
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("3004" , "Brick 1 x 2"),
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("3245a", "Brick 1 x 2 x 2"),
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("2454" , "Brick 1 x 2 x 5"),
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("3622" , "Brick 1 x 3"),
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("3755" , "Brick 1 x 3 x 5"),
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("3010" , "Brick 1 x 4"),
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("3009" , "Brick 1 x 6"),
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("3754" , "Brick 1 x 6 x 5"),
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("3008" , "Brick 1 x 8"),
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("6111" , "Brick 1 x 10"),
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("6112" , "Brick 1 x 12"),
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("2465" , "Brick 1 x 16"),
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("3003" , "Brick 2 x 2"),
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("2357", "Brick 2 x 2 Corner"),
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("30145", "Brick 2 x 2 x 3"),
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("3002" , "Brick 2 x 3"),
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("3001" , "Brick 2 x 4"),
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("30144", "Brick 2 x 4 x 3"),
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("2456" , "Brick 2 x 6"),
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("6213" , "Brick 2 x 6 x 3"),
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("3007" , "Brick 2 x 8"),
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("3006" , "Brick 2 x 10"),
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("702", "Brick 4 x 4 Corner"),
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("2356" , "Brick 4 x 6"),
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("6212" , "Brick 4 x 10"),
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("4202" , "Brick 4 x 12"),
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("30400", "Brick 4 x 18"),
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("4201" , "Brick 8 x 8"),
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("4204" , "Brick 8 x 16"),
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("733" , "Brick 10 x 10"),
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("3024", "Plate 1 x 1"),
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("3023", "Plate 1 x 2"),
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("3623", "Plate 1 x 3"),
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("3710", "Plate 1 x 4"),
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("3666", "Plate 1 x 6"),
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("3460", "Plate 1 x 8"),
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("4477", "Plate 1 x 10"),
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("60479", "Plate 1 x 12"),
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("3022", "Plate 2 x 2"),
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("2420", "Plate 2 x 2 Corner"),
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("3021", "Plate 2 x 3"),
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("3020", "Plate 2 x 4"),
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("3795", "Plate 2 x 6"),
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("3034", "Plate 2 x 8"),
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("3832", "Plate 2 x 10"),
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("2445", "Plate 2 x 12"),
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("91988", "Plate 2 x 14"),
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("4282", "Plate 2 x 16"),
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("3031", "Plate 4 x 4"),
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("2639", "Plate 4 x 4 Corner"),
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("3032", "Plate 4 x 6"),
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("3035", "Plate 4 x 8"),
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("3030", "Plate 4 x 10"),
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("3029", "Plate 4 x 12"),
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("3958", "Plate 6 x 6"),
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("3036", "Plate 6 x 8"),
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("3033", "Plate 6 x 10"),
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("3028", "Plate 6 x 12"),
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("3456", "Plate 6 x 14"),
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("3027", "Plate 6 x 16"),
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("3026", "Plate 6 x 24"),
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("41539", "Plate 8 x 8"),
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("728", "Plate 8 x 11"),
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("92438", "Plate 8 x 16"),
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("60477", "Slope Brick 18 4 x 1"),
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("30363", "Slope Brick 18 4 x 2"),
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("54200", "Slope Brick 31 1 x 1 x 2/3"),
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("85984", "Slope Brick 31 1 x 2 x 2/3"),
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("3300", "Slope Brick 33 2 x 2 Double"),
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("3299", "Slope Brick 33 2 x 4 Double"),
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("4286", "Slope Brick 33 3 x 1"),
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("4287", "Slope Brick 33 3 x 1 Inverted"),
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("3298", "Slope Brick 33 3 x 2"),
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("3747a", "Slope Brick 33 3 x 2"),
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("4161", "Slope Brick 33 3 x 3"),
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("99301", "Slope Brick 33 3 x 3 Double Concave"),
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("3675", "Slope Brick 33 3 x 3 Double Convex"),
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("3297", "Slope Brick 33 3 x 4"),
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("3048", "Slope Brick 45 2 x 1 Triple"),
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("3040b", "Slope Brick 45 2 x 1"),
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("3044b", "Slope Brick 45 2 x 1 Double"),
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("3665", "Slope Brick 45 2 x 1 Inverted"),
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("3039", "Slope Brick 45 2 x 2"),
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("3043", "Slope Brick 45 2 x 2 Double"),
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("3046", "Slope Brick 45 2 x 2 Double Concave"),
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("962", "Slope Brick 45 2 x 2 Double Concave / Double Convex"),
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("3045", "Slope Brick 45 2 x 2 Double Convex"),
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("3660", "Slope Brick 45 2 x 2 Inverted"),
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("3676", "Slope Brick 45 2 x 2 Inverted Double Convex"),
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("3038", "Slope Brick 45 2 x 3"),
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("3042", "Slope Brick 45 2 x 3 Double"),
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("3037", "Slope Brick 45 2 x 4"),
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("3041", "Slope Brick 45 2 x 4 Double"),
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("4445", "Slope Brick 45 2 x 8"),
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("60481", "Slope Brick 65 2 x 1 x 2"),
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("6678a", "Slope Brick 65 2 x 2 x 2"),
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("4460", "Slope Brick 75 2 x 1 x 3"),
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("2449", "Slope Brick 75 2 x 1 x 3 Inverted"),
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("3684", "Slope Brick 75 2 x 2 x 3"),
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("3685", "Slope Brick 75 2 x 2 x 3 Double Convex"),
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]
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def drawstud(studsx, studsz, x, z, lines, triangles, quads):
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# each stud is 4 LDU high and studs are 20 LDU apart
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center = ((studsx/2.0 - x)*20 - 10, -4, (studsz/2.0 - z)*20 - 10)
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# each stud has a radius of 6 LDU
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circle = [(center[0] + sin((side*2*pi)/studsides)*6,
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center[2] + cos((side*2*pi)/studsides)*6)
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for side in range(studsides)]
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# now for each slice of the cake...
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for p1, p2 in wrap(circle):
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# write the top plate
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triangles.append(((center[0], center[1], center[2]),
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(p1[0], -4, p1[1]),
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(p2[0], -4, p2[1])))
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# write the side
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quads.append(((p1[0], -4, p1[1]), (p2[0], -4, p2[1]),
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(p2[0], 0, p2[1]), (p1[0], 0, p1[1])))
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# write the lines top and bottom
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lines.append(((p1[0], -4, p1[1]), (p2[0], -4, p2[1])))
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lines.append(((p1[0], 0, p1[1]), (p2[0], 0, p2[1])))
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def render():
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for part in parts:
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partid, parttext = part[:2]
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m = re.match(r"(?P<type>[A-Za-z0-9 ]+?) (?P<studsz>\d+)"+
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r" x (?P<studsx>\d+)(?: x (?P<height>\d+(?:/\d+)?))?"+
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r"(?: (?P<corner>Corner)| "+
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r"(?P<slope>(?:Double|Triple|Inverted|Concave|Convex| |/)+))?",
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parttext)
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# sanity checks
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if m.group('type') not in ['Brick', 'Plate', 'Slope Brick 18',
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'Slope Brick 31', 'Slope Brick 33', 'Slope Brick 45',
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'Slope Brick 65', 'Slope Brick 75']:
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print "not supported part type: %s"%m.group('type')
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exit(1)
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if m.group('type') == 'Plate' and m.group('height'):
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print "plates can't have a height"
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exit(1)
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if m.group('height') and m.group('corner'):
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print "corners can't have a height"
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exit(1)
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if m.group('corner') and (m.group('studsx') != m.group('studsz')):
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print "corners must be squares"
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exit(1)
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lines = list()
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triangles = list()
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quads = list()
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studsz = int(m.group('studsz'))
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studsx = int(m.group('studsx'))
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if m.group('type') in ['Brick', 'Slope Brick 18', 'Slope Brick 31',
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'Slope Brick 33', 'Slope Brick 45', 'Slope Brick 65',
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'Slope Brick 75']:
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if m.group('height'):
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if m.group('height') == '2/3':
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height = 2
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else:
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height = int(m.group('height'))*3
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else:
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height = 3
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else:
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height = 1
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if m.group('type') in ['Brick', 'Plate']:
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# draw studs
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for z in range(studsz):
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for x in range(studsx):
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if not m.group('corner') or z >= studsz/2 or x >= studsx/2:
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drawstud(studsx, studsz, x, z, lines, triangles, quads)
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# create top, bottom, inner and outer rectangles
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# in case of a corner, draw an L otherwise draw a square
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if m.group('corner'):
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coords = [(0,0),(1,0),(1,-1),(-1,-1),(-1,1),(0,1)]
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else:
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coords = [(1,1),(1,-1),(-1,-1),(-1,1)]
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outertopcoords = [(studsx*10*x, 0, studsz*10*z) for x,z in coords]
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outerbottomcoords = [(x, height*8, z) for x,y,z in outertopcoords]
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# walls are 4 LDU thick, use sign() in case x or y are zero
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innertopcoords = [(studsx*10*x-sign(x)*4, 4, studsz*10*z-sign(z)*4) for x,z in coords]
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innerbottomcoords = [(x, height*8, z) for x,y,z in innertopcoords]
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# write outer top plate and lines
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# in case of a corner draw two trapezoids, otherwise draw a rectangle
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if m.group('corner'):
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quads.append(outertopcoords[:4])
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quads.append(outertopcoords[3:]+outertopcoords[:1])
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else:
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quads.append(outertopcoords)
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for p1, p2 in wrap(outertopcoords):
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lines.append((p1, p2))
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# outer sides and lines
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for (p1, p2), (p3, p4) in zip(wrap(outertopcoords), wrap(outerbottomcoords)):
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quads.append((p1,p2,p4,p3))
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lines.append((p1,p3))
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# write inner top plate and lines
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# in case of a corner draw two trapezoids, otherwise draw a rectangle
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if m.group('corner'):
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quads.append(innertopcoords[:4])
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quads.append(innertopcoords[3:]+innertopcoords[:1])
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else:
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quads.append(innertopcoords)
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for p1, p2 in wrap(innertopcoords):
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lines.append((p1, p2))
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# inner sides and lines
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for (p1, p2), (p3, p4) in zip(wrap(innertopcoords), wrap(innerbottomcoords)):
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quads.append((p1,p2,p4,p3))
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lines.append((p1,p3))
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# write out bottom with trapezoids and lines
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for (p1, p2), (p3, p4) in zip(wrap(innerbottomcoords), wrap(outerbottomcoords)):
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quads.append((p1, p2, p4, p3))
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lines.append((p1, p2))
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lines.append((p3, p4))
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elif m.group('type') in ['Slope Brick 18', 'Slope Brick 31',
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'Slope Brick 33', 'Slope Brick 45', 'Slope Brick 65',
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'Slope Brick 75']:
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# draw studs
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hasstuds = False
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if m.group('type') != 'Slope Brick 31' \
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and 'Double' != m.group('slope') \
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and 'Triple' != m.group('slope') \
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and 'Double Concave / Double Convex' != m.group('slope'):
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hasstuds = True
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if m.group('slope') == 'Inverted':
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for z in range(studsz):
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for x in range(studsx):
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drawstud(studsx, studsz, x, z, lines, triangles, quads)
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else:
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for x in range(studsx):
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drawstud(studsx, studsz, x, 0, lines, triangles, quads)
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# create top, bottom, inner and outer rectangles
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coords = [(-1,-1),(-1,1),(1,1),(1,-1)]
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if hasstuds:
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if m.group('slope') == 'Inverted':
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outertopcoords = [(studsx*10*x, 0, studsz*10*z) for x,z in coords]
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else:
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outertopcoords = [(studsx*10*x, 0, z*10+(studsz-1)*10.0) for x,z in coords]
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if m.group('slope') == 'Inverted':
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outertopcoords2 = [(studsx*10*x, 0, z*10+(studsz-1)*10.0) for x,z in coords] # small
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else:
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outerbottomcoords2 = [(studsx*10*x, height*8, z*10+(studsz-1)*10.0) for x,z in coords] # small
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if m.group('slope') == 'Inverted':
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outerbottomcoords = [(studsx*10*x, height*8, z*10+(studsz-1)*10.0) for x,z in coords]
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else:
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outerbottomcoords = [(studsx*10*x, height*8, studsz*10*z) for x,z in coords] # big
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if m.group('slope') != 'Inverted':
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if hasstuds:
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innertopcoords = [((studsx*10-4)*x, 4, z*6+(studsz-1)*10.0) for x,z in coords]
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innerbottomcoords = [(studsx*10*x-sign(x)*4, height*8, studsz*10*z-sign(z)*4) for x,z in coords]
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if m.group('slope') == 'Inverted':
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noseup = outertopcoords[:1]+outertopcoords[-1:]
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nosedown = [(x,4,z) for x,y,z in noseup]
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else:
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nosedown = outerbottomcoords[:1]+outerbottomcoords[-1:]
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noseup = [(x,height*8-4,z) for x,y,z in nosedown]
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# write outer top plate and lines
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if hasstuds:
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quads.append(outertopcoords)
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for p1, p2 in wrap(outertopcoords):
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lines.append((p1, p2))
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# outer sides and lines
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if hasstuds:
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if m.group('slope') == 'Inverted':
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for (p1, p2), (p3, p4) in zip(wrap(outerbottomcoords)[:3], wrap(outertopcoords2)[:3]):
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quads.append((p1,p2,p4,p3))
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for (p1, p2), (p3, p4) in zip(wrap(outerbottomcoords)[1:3], wrap(outertopcoords2)[1:3]):
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lines.append((p1,p3))
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else:
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for (p1, p2), (p3, p4) in zip(wrap(outertopcoords)[:3], wrap(outerbottomcoords2)[:3]):
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quads.append((p1,p2,p4,p3))
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for (p1, p2), (p3, p4) in zip(wrap(outertopcoords)[1:3], wrap(outerbottomcoords2)[1:3]):
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lines.append((p1,p3))
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# draw nose
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quads.append(noseup+[nosedown[1]]+[nosedown[0]])
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# draw sides and lines to the nose
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if hasstuds:
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if m.group('slope') == 'Inverted':
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quads.append(outerbottomcoords[-1:]+outertopcoords2[-1:]+nosedown[-1:]+noseup[-1:])
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quads.append(outerbottomcoords[:1]+outertopcoords2[:1]+nosedown[:1]+noseup[:1])
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else:
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quads.append(outertopcoords[-1:]+outerbottomcoords2[-1:]+nosedown[-1:]+noseup[-1:])
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quads.append(outertopcoords[:1]+outerbottomcoords2[:1]+nosedown[:1]+noseup[:1])
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lines.append(noseup[:1]+nosedown[:1])
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lines.append(noseup[-1:]+nosedown[-1:])
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# draw slope and lines around it
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if hasstuds:
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if m.group('slope') == 'Inverted':
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quads.append(outerbottomcoords[-1:]+outerbottomcoords[:1]+[nosedown[1]]+[nosedown[0]])
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lines.append(nosedown[:1]+outerbottomcoords[:1])
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lines.append(nosedown[-1:]+outerbottomcoords[-1:])
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lines.append(nosedown[:1]+nosedown[-1:])
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else:
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quads.append(outertopcoords[-1:]+outertopcoords[:1]+[noseup[1]]+[noseup[0]])
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lines.append(noseup[:1]+outertopcoords[:1])
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lines.append(noseup[-1:]+outertopcoords[-1:])
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lines.append(noseup[:1]+noseup[-1:])
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# write inner top plate and lines
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if m.group('slope') == 'Inverted':
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quads.append(outerbottomcoords)
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else:
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if hasstuds:
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quads.append(innertopcoords)
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for p1, p2 in wrap(innertopcoords):
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lines.append((p1, p2))
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# inner sides and lines
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if hasstuds:
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for (p1, p2), (p3, p4) in zip(wrap(innertopcoords), wrap(innerbottomcoords)):
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quads.append((p1,p2,p4,p3))
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lines.append((p1,p3))
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# write out bottom with trapezoids and lines
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for (p1, p2), (p3, p4) in zip(wrap(innerbottomcoords), wrap(outerbottomcoords)):
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quads.append((p1, p2, p4, p3))
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lines.append((p1, p2))
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lines.append((p3, p4))
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else:
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print "not supported part type: %s"%m.group('type')
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exit(1)
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outfile = open("parts/%s.dat"%partid, 'w')
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outfile.write("0 %s\n"%parttext)
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for (x1, y1, z1), (x2, y2, z2) in lines:
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outfile.write("2 24 %f %f %f %f %f %f\n"%(x1, y1, z1, x2, y2, z2))
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for (x1, y1, z1), (x2, y2, z2), (x3, y3, z3) in triangles:
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outfile.write("3 16 %f %f %f %f %f %f %f %f %f\n"%(
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x1, y1, z1, x2, y2, z2, x3, y3, z3))
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for (x1, y1, z1), (x2, y2, z2), (x3, y3, z3), (x4, y4, z4) in quads:
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outfile.write("4 16 %f %f %f %f %f %f %f %f %f %f %f %f\n"%(
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x1, y1, z1, x2, y2, z2, x3, y3, z3, x4, y4, z4))
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outfile.close()
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if __name__ == "__main__":
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render()
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