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#MARIUSZ SZKARADEK GLOGOW POLAND 2011-10-17
#BIONIC BLENDER249 IMPORTER(.DIESEL MODEL)
#GEOMETRY+UV
#PRESS ALT+P TO RUN SCRIPT AND SELECT DIESEL MODEL

import bpy,struct,os
import Blender
from Blender import *
from struct import *
from Blender.Mathutils import *
import math


def find_0(): 
    s=''
    while(True):
        litera =  struct.unpack('c',plik.read(1))[0]
        if  litera=='\x00':
            break
        else:
            s+=litera
    return s


def word(long): 
   s=''
   for j in range(0,long): 
       lit =  struct.unpack('c',plik.read(1))[0]
       if ord(lit)!=0:
           s+=lit
           if len(s)>100000:
               break
   return s


def b(n):
    return struct.unpack(n*'b', plik.read(n))
def B(n):
    return struct.unpack(n*'B', plik.read(n))
def h(n):
    return struct.unpack(n*'h', plik.read(n*2))
def H(n):
    return struct.unpack(n*'H', plik.read(n*2))
def i(n):
    return struct.unpack(n*'i', plik.read(n*4))
def f(n):
    return struct.unpack(n*'f', plik.read(n*4))


def vertexuv():
    mesh.vertexUV = 1
    for m in range(len(mesh.verts)):
        mesh.verts[m].uvco = Vector(uvlist[m])
    mesh.update() 
    mesh.faceUV = 1
    for fc in mesh.faces: fc.uv = [v.uvco for v in fc.verts];fc.smooth = 1
    mesh.update() 

def drawmesh(name):
        global mesh 
        mesh = bpy.data.meshes.new(name)
        mesh.verts.extend(vertexlist)
        mesh.faces.extend(faceslist,ignoreDups=True)
        if len(uvlist)!=0:
                vertexuv()
        scene = bpy.data.scenes.active
        obj = scene.objects.new(mesh,name)
        mesh.recalcNormals()
        Redraw()

def parser():
    global vertexlist,faceslist,uvlist
    print 
    data = H(10);print data
    plik.seek(12)
    for m in range(data[4]):
        print '-'*20,m,
        var0 = i(2);print var0,plik.tell()
        seek = i(1)[0]#;print 'seek',seek
        back = plik.tell()
        if var0[0]==1012162716:
            print find_0() 
        if var0[0]==268226816:
            print find_0() 
        if var0[0]==2058384083:
            vertexlist = []
            uvlist = []
            num = i(1)[0];print 'num =',num
            var = i(1)[0];print 'var =',var
            if   var == 5:i(10)
            elif var == 2:i(4) 
            elif var == 4:i(8) 
            elif var == 7:i(14) 
            elif var == 8:i(16) 
            elif var == 9:i(18) 
            elif var == 10:i(21)
            else: 
                print i(10)
                break 
            for n in range(num):
                vertexlist.append(f(3))
            for n in range(num):
                uvlist.append([f(1)[0],-f(1)[0]])
            print plik.tell()
            #print f(10) 
        if var0[0]==1280342547:
            faceslist = []
            var = i(2);print var
            for n in range(var[1]/var[0]):
                faceslist.append(H(3))
            drawmesh('model-'+str(m))
        plik.seek(back)
        plik.seek(seek,1)
    
    
def openfile(filename):
    global plik
    print sys.basename(filename)
    plik = open(filename,'rb')  
    parser()
    
Window.FileSelector(openfile)