37 lines
890 B
Python
37 lines
890 B
Python
#
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# Code under the MIT license by Alexander Pruss
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#
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#
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# Draw a knot
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#
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from mc import *
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def ball(x0,y0,z0,r,block_type,done):
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for x in range(-r,r):
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for y in range(-r,r):
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for z in range(-r,r):
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if (x**2 + y**2 + z**2 <= r**2):
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if not (x0+x,y0+y,z0+z) in done:
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mc.setBlock(x0+x,y0+y,z0+z,block_type)
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done.add((x0+x,y0+y,z0+z))
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mc = Minecraft()
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playerPos = mc.player.getPos()
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scale = 10
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x0 = int(playerPos.x)
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y0 = int(playerPos.y + 5*scale)
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z0 = int(playerPos.z)
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done = set()
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t = 0
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while t < 2*pi:
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# cinquefoil from http://www.maa.org/sites/default/files/images/upload_library/23/stemkoski/knots/page6.html
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x = playerPos.x+int( scale * cos(2*t) * (3 + cos(5*t)) )
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y = playerPos.y+int( scale * sin(2*t) * (3 + cos(5*t)) )
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z = playerPos.z+int( scale * sin(5*t) )
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ball(x,y,z,4,GLOWSTONE_BLOCK,done)
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t += 2*pi / 10000
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