clr.AddReference('mscorlib')
from System import Array
clr.AddReference('System.Windows.Forms')
from System.Windows.Forms import *
clr.AddReference('System.Drawing')
from System.Drawing import Bitmap

empty = Color( 255, 255, 255, 0 )


ofd = OpenFileDialog()
ofd.CheckFileExists = True
ofd.Multiselect = False
ofd.Filter = "Image files (*.*)|*.*"

if ofd.ShowDialog() == DialogResult.OK:
	heightmap = Bitmap( ofd.FileName )

	newvox = Array.CreateInstance( Color, heightmap.Width, heightmap.Height, height )

	for x in range(heightmap.Width):
		for y in range(heightmap.Height):
			for z in range(height):
				newvox[x,y,z] = empty

	for x in range(heightmap.Width):
		for y in range(heightmap.Height):
			dh = ( heightmap.GetPixel( x, y ).R / 255.0 )

			maxz = int( dh * (height-3) )
			if maxz >= 0 and maxz < (height - 3):
				for z in range(maxz+4):
					newvox[x,y,z] = frontColor

	voxels = newvox
	width, depth = heightmap.Width, heightmap.Height

	heightmap.Dispose()