New Addon: Import Autodesk .max #22
@ -161,15 +161,14 @@ def unregister():
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MAGIC = b'\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1'
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WORD_CLSID = "00020900-0000-0000-C000-000000000046"
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MIN_FILE_SIZE = 1536
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UNKNOWN_SIZE = 0x7FFFFFFF
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MAXFILE_SIZE = 0x7FFFFFFFFFFFFFFF
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MAXREGSECT = 0xFFFFFFFA # (-6) maximum SECT
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DIFSECT = 0xFFFFFFFC # (-4) denotes a DIFAT sector in a FAT
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FATSECT = 0xFFFFFFFD # (-3) denotes a FAT sector in a FAT
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ENDOFCHAIN = 0xFFFFFFFE # (-2) end of a virtual stream chain
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FREESECT = 0xFFFFFFFF # (-1) unallocated sector
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MAXREGSID = 0xFFFFFFFA # (-6) maximum directory entry ID
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NOSTREAM = 0xFFFFFFFF # (-1) unallocated directory entry
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UNKNOWN_SIZE = 0x7FFFFFFF
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MIN_FILE_SIZE = 1536
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STGTY_EMPTY = 0 # empty directory entry
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STGTY_STORAGE = 1 # element is a storage object
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@ -192,12 +191,15 @@ TYP_NAME = 0x0962
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INVALID_NAME = re.compile('^[0-9].*')
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UNPACK_BOX_DATA = struct.Struct('<HIHHBff').unpack_from # Index, int, short, short, byte, float, Length
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CONFIG = []
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CLS_DATA = []
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DLL_DIR_LIST = []
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CLS_DIR3_LIST = []
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VID_PST_QUE = []
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SCENE_LIST = []
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FLOAT_POINT = 0x71F11549498702E7 # Float Wire
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MATRIX_POS = 0xFFEE238A118F7E02 # Position XYZ
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MATRIX_ROT = 0x3A90416731381913 # Rotation Wire
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MATRIX_SCL = 0xFEEE238B118F7C01 # Scale XYZ
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EDIT_MESH = 0x00000000E44F10B3 # Editable Mesh
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EDIT_POLY = 0x192F60981BF8338D # Editable Poly
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CORO_MTL = 0x448931dd70be6506 # CoronaMtl
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ARCH_MTL = 0x4A16365470B05735 # ArchMtl
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VRAY_MTL = 0x7034695C37BF3F2F # VRayMtl
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SKIPPABLE = {
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0x0000000000001002: 'Camera',
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@ -222,6 +224,13 @@ SKIPPABLE = {
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0x77566F65081F1DFC: 'Plane',
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}
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CONFIG = []
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CLS_DATA = []
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DLL_DIR_LIST = []
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CLS_DIR3_LIST = []
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VID_PST_QUE = []
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SCENE_LIST = []
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def get_valid_name(name):
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if (INVALID_NAME.match(name)):
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@ -326,7 +335,7 @@ class MaxStream(io.BytesIO):
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sector_data = fp.read(sectorsize)
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data.append(sector_data)
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try:
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sect = fat[sect] & 0xFFFFFFFF
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sect = fat[sect] & FREESECT
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except IndexError:
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break
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data = b"".join(data)
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@ -404,12 +413,12 @@ class MaxFileDirEntry:
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next_sect = maxfile.fat[next_sect]
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def build_storage_tree(self):
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if self.sid_child != NOSTREAM:
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if self.sid_child != FREESECT:
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self.append_kids(self.sid_child)
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self.kids.sort()
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def append_kids(self, child_sid):
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if child_sid == NOSTREAM:
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if child_sid == FREESECT:
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return
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else:
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child = self.maxfile._load_direntry(child_sid)
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@ -575,7 +584,7 @@ class ImportMaxFile:
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fat1 = self.sector_array(sect)
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isect = None
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for isect in fat1:
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isect = isect & 0xFFFFFFFF
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isect = isect & FREESECT
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if isect == ENDOFCHAIN or isect == FREESECT:
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break
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sector = self.getsect(isect)
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@ -923,11 +932,11 @@ class ChunkReader():
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def get_next_chunk(self, data, offset, level, number, containerReader, primitiveReader):
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header = 6
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typ, siz, = struct.unpack("<Hi", data[offset:offset+header])
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chunksize = siz & 0x7FFFFFFF
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chunksize = siz & UNKNOWN_SIZE
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if (siz == 0):
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siz, = struct.unpack("<q", data[offset+header:offset+header+8])
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header += 8
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chunksize = siz & 0x7FFFFFFFFFFFFFFF
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chunksize = siz & MAXFILE_SIZE
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if (siz < 0):
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chunk = containerReader(typ, chunksize, level, number, primitiveReader)
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else:
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@ -1103,7 +1112,7 @@ def get_point(floatval, default=0.0):
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except:
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print("SyntaxError: %s - assuming 0.0!\n" %(floatval))
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return default
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if (uid == 0x71F11549498702E7): # Float Wire
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if (uid == FLOAT_POINT): # Float Wire
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flv = get_references(floatval)[0]
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return get_point(flv)
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else:
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@ -1126,7 +1135,7 @@ def get_position(pos):
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mtx = mathutils.Matrix.Identity(4)
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if (pos):
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uid = get_guid(pos)
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if (uid == 0xFFEE238A118F7E02): # Position XYZ
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if (uid == MATRIX_POS): # Position XYZ
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position = get_point_3d(pos)
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elif (uid == 0x442312): # TCB Position
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position = pos.get_first(0x2503).data
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@ -1152,7 +1161,7 @@ def get_rotation(pos):
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refs = get_references(pos)
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if (len(refs) > 3):
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return get_rotation(refs[0])
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elif (uid == 0x3A90416731381913): # Rotation Wire
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elif (uid == MATRIX_ROT): # Rotation Wire
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return get_rotation(get_references(pos)[0])
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if (rotation):
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mtx = mathutils.Matrix.Rotation(rotation.angle, 4, rotation.axis)
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@ -1173,7 +1182,7 @@ def get_scale(pos):
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if (scale is None):
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scale = pos.get_first(0x2505)
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pos = scale.data
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elif (uid == 0xFEEE238B118F7C01): # ScaleXYZ
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elif (uid == MATRIX_SCL): # ScaleXYZ
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pos = get_point_3d(pos, 1.0)
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else:
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return mtx
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@ -1287,6 +1296,7 @@ def get_arch_material(ad):
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material = Material()
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try:
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material.set('diffuse', get_color(ad, 0x1A))
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material.set('specular', get_color(ad, 0x02))
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except:
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pass
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return material
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@ -1302,10 +1312,10 @@ def adjust_material(obj, mat):
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elif (uid == 0x0200): # Multi/Sub-Object
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refs = get_references(mat)
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material = adjust_material(obj, refs[-1])
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elif (uid == 0x7034695C37BF3F2F): # VRayMtl
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elif (uid == VRAY_MTL): # VRayMtl
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refs = get_reference(mat)
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material = get_vray_material(refs[1])
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elif (uid == 0x4A16365470B05735): # Arch
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elif (uid == ARCH_MTL): # Arch
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refs = get_references(mat)
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material = get_arch_material(refs[0])
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if (obj is not None) and (material is not None):
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@ -1539,9 +1549,9 @@ def create_mesh(context, node, msh, mtx, mat, umt, uvm):
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created = False
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uid = get_guid(msh)
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msh.geometry = None
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if (uid == 0x0E44F10B3):
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if (uid == EDIT_MESH):
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created = create_editable_mesh(context, node, msh, mat, mtx, umt)
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elif (uid == 0x192F60981BF8338D):
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elif (uid == EDIT_POLY):
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created = create_editable_poly(context, node, msh, mat, mtx, umt, uvm)
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elif (uid in {0x2032, 0x2033}):
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created = create_shell(context, node, msh, mat, mtx, umt, uvm)
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@ -1557,7 +1567,7 @@ def create_object(context, node, mscale, usemat, uvmesh, transform):
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node.parent = parent
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name = get_node_name(node)
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prs, msh, mat, lyr = get_matrix_mesh_material(node)
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while ((parent is not None) and (get_guid(parent) != 0x0002)):
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while ((parent is not None) and (get_guid(parent) != 0x02)):
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name = "%s/%s" %(get_node_name(parent), name)
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parent_mtx = parent.matrix
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if (parent_mtx):
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@ -1573,7 +1583,7 @@ def create_object(context, node, mscale, usemat, uvmesh, transform):
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def make_scene(context, mscale, usemat, uvmesh, transform, parent, level=0):
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for chunk in parent.children:
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if (isinstance(chunk, SceneChunk)):
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if ((get_guid(chunk) == 0x0001) and (get_super_id(chunk) == 0x0001)):
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if ((get_guid(chunk) == 0x01) and (get_super_id(chunk) == 0x01)):
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try:
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create_object(context, chunk, mscale, usemat, uvmesh, transform)
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except Exception as exc:
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