Difficult-Rocket/libs/pyglet/model/codecs/__init__.py
2021-09-05 00:50:05 +08:00

91 lines
3.2 KiB
Python

# ----------------------------------------------------------------------------
# pyglet
# Copyright (c) 2006-2008 Alex Holkner
# Copyright (c) 2008-2021 pyglet contributors
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# * Neither the name of pyglet nor the names of its
# contributors may be used to endorse or promote products
# derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# ----------------------------------------------------------------------------
from pyglet.util import Codecs, Decoder, Encoder, DecodeException, EncodeException
_codecs = Codecs()
add_decoders = _codecs.add_decoders
get_decoders = _codecs.get_decoders
add_encoders = _codecs.add_encoders
get_encoders = _codecs.get_encoders
class ModelDecodeException(DecodeException):
pass
class ModelEncodeException(EncodeException):
pass
class ModelDecoder(Decoder):
def decode(self, file, filename, batch):
"""Decode the given file object and return an instance of `Model`.
Throws ModelDecodeException if there is an error. filename
can be a file type hint.
"""
raise NotImplementedError()
class ModelEncoder(Encoder):
def encode(self, model, file, filename):
"""Encode the given model to the given file. filename
provides a hint to the file format desired. options are
encoder-specific, and unknown options should be ignored or
issue warnings.
"""
raise NotImplementedError()
def add_default_model_codecs():
# Add all bundled codecs. These should be listed in order of
# preference. This is called automatically by pyglet.model.
try:
from pyglet.model.codecs import obj
add_decoders(obj)
except ImportError:
pass
# TODO: complete this decoder, and enable it by default
# try:
# from pyglet.model.codecs import gltf
# add_decoders(gltf)
# except ImportError:
# pass