2015-07-20 21:53:25 +02:00
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#!/usr/bin/env python2
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# Automappercolors by gravgun
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# WTFPL
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# Note: running this in Pypy has been tested to be ~3x faster
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from __future__ import print_function
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import sys, os, re
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from PIL import Image
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predefined = {
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#"^default:river_water_([a-z]+)": {'r': 39, 'g': 66, 'b': 106, 'a': 128, 't': 224},
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#"^default:lava_([a-z]+)": {'r': 255, 'g': 100, 'b': 0},
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"^default:([a-z_]*)glass": {'a': 64, 't': 16},
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2015-07-21 23:20:58 +02:00
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"^default:torch": {'r': 255, 'g': 255},
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"^default:ice": {'r': 74, 'g': 105, 'b': 159, 'a': 159},
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"^default:water_([a-z]+)": {'r': 38, 'g': 68, 'b': 157},
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"^default:dirt_with_grass": {'r': 72, 'g': 154, 'b': 21}
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2015-07-20 21:53:25 +02:00
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}
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predef_compiled = {}
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for k in predefined:
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predef_compiled[re.compile(k)] = predefined[k]
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if len(sys.argv) <= 2:
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print("Usage: %s <world path> <minetest data root path>" % sys.argv[0])
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else:
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pngpaths = {}
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for root, dirs, files in os.walk(sys.argv[2]):
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for dir in dirs:
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if dir[0] == ".": # No dotdirs
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dirs.remove(dir)
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for file in files:
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pngpaths[file] = os.path.join(root, file)
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out = open(os.path.join(sys.argv[1], "colors.txt"), 'w')
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f = open(os.path.join(sys.argv[1], "amc_nodes.txt"), 'r')
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for line in f:
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ldata = line.split(' ')
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if len(ldata) == 2:
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nodename = ldata[0]
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tex = ldata[1][:-1] # Strip newline char
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try:
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a_override = None
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t_override = None
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compute = True
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ccumul = [0, 0, 0, 0]
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for k in predef_compiled:
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if k.match(nodename) is not None:
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v = predef_compiled[k]
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if 'r' in v:
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ccumul[0] = v['r']
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compute = False
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if 'g' in v:
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ccumul[1] = v['g']
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compute = False
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if 'b' in v:
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ccumul[2] = v['b']
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compute = False
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if 'a' in v:
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a_override = v['a']
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if 't' in v:
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t_override = v['t']
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if compute:
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inp = Image.open(pngpaths[tex])
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# Flaky PILlow bug causing unclosed fp loss during convert
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# resulting in a Too many files open IOError
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inpfp = inp.fp
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inp2 = inp.convert('RGBA')
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ind = inp2.load()
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inpfp.close()
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pixcount = 0
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for x in range(inp.size[0]):
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for y in range(inp.size[1]):
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pxl = ind[x, y]
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ccumul[0] += (pxl[0]*pxl[3])/255
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ccumul[1] += (pxl[1]*pxl[3])/255
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ccumul[2] += (pxl[2]*pxl[3])/255
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ccumul[3] += pxl[3]
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if ccumul[3] > 0:
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for i in range(3):
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ccumul[i] /= ccumul[3]/255
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if a_override is None:
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a = ccumul[3]/(inp.size[0]*inp.size[1])
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else:
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a = a_override
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if t_override is None:
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t = 255-a
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else:
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t = t_override
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if t != 0:
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out.write("%s %d %d %d %d %d\n" % (nodename, ccumul[0], ccumul[1], ccumul[2], a, t))
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elif a != 255:
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out.write("%s %d %d %d %d\n" % (nodename, ccumul[0], ccumul[1], ccumul[2], a))
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else:
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out.write("%s %d %d %d\n" % (nodename, ccumul[0], ccumul[1], ccumul[2]))
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except KeyError:
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print("Skip texture %s for %s" % (tex, nodename))
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out.close()
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f.close()
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