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#!/usr/bin/env python3
#
# Code under the MIT license by Alexander Pruss
#
#
# Draw a trefoil filled with lava
#
from mc import *
def ball(x0,y0,z0,r,block_type,done):
for x in range(-r,r):
for y in range(-r,r):
for z in range(-r,r):
if (x**2 + y**2 + z**2 <= r**2):
if not (x0+x,y0+y,z0+z) in done:
mc.setBlock(x0+x,y0+y,z0+z,block_type)
done.add((x0+x,y0+y,z0+z))
mc = Minecraft()
playerPos = mc.player.getPos()
scale = 12
x0 = int(playerPos.x)
y0 = int(playerPos.y + 3.5 * scale)
z0 = int(playerPos.z)
t = 0
done = set()
while t < 2*pi:
# trefoil from http://en.wikipedia.org/wiki/Trefoil_knot
x = x0+int( scale * (sin(t) + 2 * sin(2*t)) )
y = y0+int( scale * (cos(t) - 2 * cos(2*t)) )
z = z0+int( scale * -sin(3*t) )
ball(x,y,z,5,GLASS,done)
t += 2*pi / 10000
t = 0
done = set()
while t < 2*pi:
# trefoil from http://en.wikipedia.org/wiki/Trefoil_knot
x = x0+int( scale * (sin(t) + 2 * sin(2*t)) )
y = y0+int( scale * (cos(t) - 2 * cos(2*t)) )
z = z0+int( scale * -sin(3*t) )
ball(x,y,z,3,LAVA_FLOWING,done)
t += 2*pi / 10000
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