PLY file to minecraft world via CanaryRaspberryJuice plugin

gistfile1.py

import plyfile
import pylab
import sys
import mcpi.minecraft as minecraft
import mcpi.block as block
import numpy as np

scale = 150


dat = plyfile.PlyData.read(sys.argv[1])

verts = [d.data for d in dat.elements if d.name == 'vertex'][0]
verts = verts.view((np.float32, len(verts.dtype.names)))

verts = verts[:, [1, 2, 0]]

verts -= verts.min(axis=0)
verts /= verts.max()
verts *= scale

blobdim = verts.max(axis=0).astype(int) + 1

blob = np.zeros(blobdim, np.uint8)
blob[...] = block.AIR.id
for i, j, k in verts.astype(int):
    blob[i, j, k] = block.IRON_BLOCK.id

mc = minecraft.Minecraft.create()
mc.setBlocks(1, 1, 1, blobdim[2], blobdim[0], blobdim[1], blob.ravel('F'))