mirror of
https://github.com/SickGear/SickGear.git
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214 lines
7.3 KiB
Python
214 lines
7.3 KiB
Python
# -*- coding: utf-8 -*-
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"""
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3do model parser.
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Author: Cyril Zorin
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Creation date: 28 september 2006
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"""
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from hachoir_parser import Parser
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from hachoir_core.field import (FieldSet,
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UInt32, Int32, String, Float32,
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RawBytes, PaddingBytes)
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from hachoir_core.endian import LITTLE_ENDIAN, BIG_ENDIAN
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from hachoir_parser.misc.common import Vertex, MapUV
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class Vector(FieldSet):
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def __init__(self, parent, name,
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count, type, ename, edesc=None, description=None):
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FieldSet.__init__(self, parent, name, description)
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self.count = count
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self.type = type
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self.ename = ename+"[]"
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self.edesc = edesc
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try:
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item_size = self.type.static_size(self.ename, self.edesc)
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except TypeError:
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item_size = self.type.static_size
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if item_size:
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self._size = item_size * self.count
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def createFields(self):
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for index in xrange(self.count):
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yield self.type(self, self.ename, self.edesc)
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class Face(FieldSet):
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def createFields(self):
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yield UInt32(self, "id")
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yield UInt32(self, "type")
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yield UInt32(self, "geometry_mode")
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yield UInt32(self, "lighting_mode")
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yield UInt32(self, "texture_mode")
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yield UInt32(self, "nvertices")
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yield Float32(self, "unknown[]", "unknown")
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yield UInt32(self, "has_texture", "Has texture?")
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yield UInt32(self, "has_material", "Has material?")
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yield Vertex(self, "unknown[]")
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yield Float32(self, "extra_light")
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yield Vertex(self, "unknown[]")
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yield Vertex(self, "normal")
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if self["nvertices"].value:
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yield Vector(self, "vertex_indices",
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self["nvertices"].value, UInt32, "vertex")
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if self["has_texture"].value:
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yield Vector(self, "texture_vertex_indices",
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self["nvertices"].value, UInt32, "texture_vertex")
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if self["has_material"].value:
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yield UInt32(self, "material_index", "material index")
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def createDescription(self):
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return "Face: id=%s" % self["id"].value
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class Mesh(FieldSet):
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def __init__(self, *args):
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FieldSet.__init__(self, *args)
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def createFields(self):
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yield String(self, "name", 32, strip="\0")
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yield UInt32(self, "id")
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yield UInt32(self, "geometry_mode")
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yield UInt32(self, "lighting_mode")
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yield UInt32(self, "texture_mode")
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yield UInt32(self, "nmesh_vertices")
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yield UInt32(self, "ntexture_vertices")
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yield UInt32(self, "nfaces")
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nb_vert = self["nmesh_vertices"].value
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if nb_vert:
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yield Vector(self, "vertices",
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nb_vert, Vertex, "vertex")
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if self["ntexture_vertices"].value:
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yield Vector(self, "texture vertices",
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self["ntexture_vertices"].value, MapUV, "texture_vertex")
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if nb_vert:
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yield Vector(self, "light vertices",
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nb_vert, Float32, "extra_light")
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yield Vector(self, "unknown[]",
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nb_vert, Float32, "unknown")
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if self["nfaces"].value:
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yield Vector(self, "faces", self["nfaces"].value, Face, "face")
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if nb_vert:
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yield Vector(self, "vertex normals",
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nb_vert, Vertex, "normal")
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yield UInt32(self, "has_shadow")
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yield Float32(self, "unknown[]")
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yield Float32(self, "radius")
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yield Vertex(self, "unknown[]")
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yield Vertex(self, "unknown[]")
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def createDescription(self):
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return 'Mesh "%s" (id %s)' % (self["name"].value, self["id"].value)
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class Geoset(FieldSet):
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def createFields(self):
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yield UInt32(self, "count")
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for index in xrange(self["count"].value):
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yield Mesh(self, "mesh[]")
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def createDescription(self):
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return "Set of %s meshes" % self["count"].value
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class Node(FieldSet):
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def __init__(self, *args):
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FieldSet.__init__(self, *args)
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size = (188-4)*8
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if self["parent_offset"].value != 0:
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size += 32
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if self["first_child_offset"].value != 0:
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size += 32
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if self["next_sibling_offset"].value != 0:
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size += 32
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self._size = size
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def createFields(self):
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yield String(self, "name", 32, strip="\0")
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yield PaddingBytes(self, "unknown[]", 32, pattern="\xCC")
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yield UInt32(self, "flags")
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yield UInt32(self, "id")
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yield UInt32(self, "type")
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yield Int32(self, "mesh_id")
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yield UInt32(self, "depth")
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yield Int32(self, "parent_offset")
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yield UInt32(self, "nchildren")
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yield UInt32(self, "first_child_offset")
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yield UInt32(self, "next_sibling_offset")
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yield Vertex(self, "pivot")
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yield Vertex(self, "position")
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yield Float32(self, "pitch")
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yield Float32(self, "yaw")
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yield Float32(self, "roll")
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for index in xrange(4):
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yield Vertex(self, "unknown_vertex[]")
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if self["parent_offset"].value != 0:
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yield UInt32(self, "parent_id")
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if self["first_child_offset"].value != 0:
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yield UInt32(self, "first_child_id")
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if self["next_sibling_offset"].value != 0:
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yield UInt32(self, "next_sibling_id")
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def createDescription(self):
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return 'Node "%s"' % self["name"].value
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class Nodes(FieldSet):
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def createFields(self):
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yield UInt32(self, "count")
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for index in xrange(self["count"].value):
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yield Node(self, "node[]")
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def createDescription(self):
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return 'Nodes (%s)' % self["count"].value
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class Materials(FieldSet):
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def __init__(self, *args):
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FieldSet.__init__(self, *args)
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count = self["count"]
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self._size = count.size + count.value * (32*8)
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def createFields(self):
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yield UInt32(self, "count")
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for index in xrange(self["count"].value):
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yield String(self, "filename[]", 32, "Material file name", strip="\0")
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def createDescription(self):
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return 'Material file names (%s)' % self["count"].value
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class File3do(Parser):
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PARSER_TAGS = {
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"id": "3do",
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"category": "misc",
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"file_ext": ("3do",),
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"mime": (u"image/x-3do",),
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"min_size": 8*4,
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"description": "renderdroid 3d model."
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}
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endian = LITTLE_ENDIAN
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def validate(self):
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signature = self.stream.readBytes(0, 4)
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return signature in ('LDOM', 'MODL') # lazy endian-safe hack =D
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def createFields(self):
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# Read file signature, and fix endian if needed
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yield String(self, "file_sig", 4, "File signature", charset="ASCII")
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if self["file_sig"].value == "MODL":
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self.endian = BIG_ENDIAN
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# Read file content
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yield Materials(self, "materials")
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yield String(self, "model_name", 32, "model file name", strip="\0")
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yield RawBytes(self, "unknown[]", 4)
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yield UInt32(self, "ngeosets")
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for index in xrange(self["ngeosets"].value):
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yield Geoset(self, "geoset[]")
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yield RawBytes(self, "unknown[]", 4)
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yield Nodes(self, "nodes")
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yield Float32(self, "model_radius")
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yield Vertex(self, "insertion_offset")
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# Read the end of the file
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if self.current_size < self._size:
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yield self.seekBit(self._size, "end")
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