commit
3e19545dc7
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@ -21,7 +21,7 @@ FORMATS = ["CSM",
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"STL",
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"STL",
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"IRR",
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"IRR",
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"Q3O",
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"Q3O",
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"Q3D"
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"Q3D",
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"MS3D",
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"MS3D",
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"Q3S",
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"Q3S",
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"ZGL",
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"ZGL",
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@ -1,280 +1,279 @@
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#-*- coding: UTF-8 -*-
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#-*- coding: UTF-8 -*-
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"""
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"""
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Some fancy helper functions.
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Some fancy helper functions.
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"""
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"""
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import os
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import os
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import ctypes
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import ctypes
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from ctypes import POINTER
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import operator
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import operator
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from distutils.sysconfig import get_python_lib
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from distutils.sysconfig import get_python_lib
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import re
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import re
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import sys
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import sys
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try: import numpy
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try: import numpy
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except ImportError: numpy = None
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except: numpy = None
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import logging;logger = logging.getLogger("pyassimp")
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import logging;logger = logging.getLogger("pyassimp")
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from .errors import AssimpError
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from .errors import AssimpError
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additional_dirs, ext_whitelist = [],[]
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additional_dirs, ext_whitelist = [],[]
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# populate search directories and lists of allowed file extensions
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# populate search directories and lists of allowed file extensions
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# depending on the platform we're running on.
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# depending on the platform we're running on.
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if os.name=='posix':
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if os.name=='posix':
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additional_dirs.append('./')
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additional_dirs.append('./')
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additional_dirs.append('/usr/lib/')
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additional_dirs.append('/usr/lib/')
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additional_dirs.append('/usr/lib/x86_64-linux-gnu/')
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additional_dirs.append('/usr/lib/x86_64-linux-gnu/')
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additional_dirs.append('/usr/local/lib/')
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additional_dirs.append('/usr/local/lib/')
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if 'LD_LIBRARY_PATH' in os.environ:
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if 'LD_LIBRARY_PATH' in os.environ:
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additional_dirs.extend([item for item in os.environ['LD_LIBRARY_PATH'].split(':') if item])
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additional_dirs.extend([item for item in os.environ['LD_LIBRARY_PATH'].split(':') if item])
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# check if running from anaconda.
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# check if running from anaconda.
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if "conda" or "continuum" in sys.version.lower():
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if "conda" or "continuum" in sys.version.lower():
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cur_path = get_python_lib()
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cur_path = get_python_lib()
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pattern = re.compile('.*\/lib\/')
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pattern = re.compile('.*\/lib\/')
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conda_lib = pattern.match(cur_path).group()
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conda_lib = pattern.match(cur_path).group()
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logger.info("Adding Anaconda lib path:"+ conda_lib)
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logger.info("Adding Anaconda lib path:"+ conda_lib)
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additional_dirs.append(conda_lib)
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additional_dirs.append(conda_lib)
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# note - this won't catch libassimp.so.N.n, but
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# note - this won't catch libassimp.so.N.n, but
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# currently there's always a symlink called
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# currently there's always a symlink called
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# libassimp.so in /usr/local/lib.
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# libassimp.so in /usr/local/lib.
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ext_whitelist.append('.so')
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ext_whitelist.append('.so')
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# libassimp.dylib in /usr/local/lib
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# libassimp.dylib in /usr/local/lib
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ext_whitelist.append('.dylib')
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ext_whitelist.append('.dylib')
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elif os.name=='nt':
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elif os.name=='nt':
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ext_whitelist.append('.dll')
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ext_whitelist.append('.dll')
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path_dirs = os.environ['PATH'].split(';')
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path_dirs = os.environ['PATH'].split(';')
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additional_dirs.extend(path_dirs)
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additional_dirs.extend(path_dirs)
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def vec2tuple(x):
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def vec2tuple(x):
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""" Converts a VECTOR3D to a Tuple """
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""" Converts a VECTOR3D to a Tuple """
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return (x.x, x.y, x.z)
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return (x.x, x.y, x.z)
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def transform(vector3, matrix4x4):
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def transform(vector3, matrix4x4):
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""" Apply a transformation matrix on a 3D vector.
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""" Apply a transformation matrix on a 3D vector.
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:param vector3: array with 3 elements
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:param vector3: array with 3 elements
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:param matrix4x4: 4x4 matrix
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:param matrix4x4: 4x4 matrix
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"""
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"""
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if numpy:
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if numpy:
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return numpy.dot(matrix4x4, numpy.append(vector3, 1.))
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return numpy.dot(matrix4x4, numpy.append(vector3, 1.))
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else:
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else:
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m0,m1,m2,m3 = matrix4x4; x,y,z = vector3
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m0,m1,m2,m3 = matrix4x4; x,y,z = vector3
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return [
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return [
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m0[0]*x + m0[1]*y + m0[2]*z + m0[3],
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m0[0]*x + m0[1]*y + m0[2]*z + m0[3],
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m1[0]*x + m1[1]*y + m1[2]*z + m1[3],
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m1[0]*x + m1[1]*y + m1[2]*z + m1[3],
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m2[0]*x + m2[1]*y + m2[2]*z + m2[3],
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m2[0]*x + m2[1]*y + m2[2]*z + m2[3],
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m3[0]*x + m3[1]*y + m3[2]*z + m3[3]
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m3[0]*x + m3[1]*y + m3[2]*z + m3[3]
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]
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]
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def _inv(matrix4x4):
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def _inv(matrix4x4):
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m0,m1,m2,m3 = matrix4x4
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m0,m1,m2,m3 = matrix4x4
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det = m0[3]*m1[2]*m2[1]*m3[0] - m0[2]*m1[3]*m2[1]*m3[0] - \
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det = m0[3]*m1[2]*m2[1]*m3[0] - m0[2]*m1[3]*m2[1]*m3[0] - \
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m0[3]*m1[1]*m2[2]*m3[0] + m0[1]*m1[3]*m2[2]*m3[0] + \
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m0[3]*m1[1]*m2[2]*m3[0] + m0[1]*m1[3]*m2[2]*m3[0] + \
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m0[2]*m1[1]*m2[3]*m3[0] - m0[1]*m1[2]*m2[3]*m3[0] - \
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m0[2]*m1[1]*m2[3]*m3[0] - m0[1]*m1[2]*m2[3]*m3[0] - \
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m0[3]*m1[2]*m2[0]*m3[1] + m0[2]*m1[3]*m2[0]*m3[1] + \
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m0[3]*m1[2]*m2[0]*m3[1] + m0[2]*m1[3]*m2[0]*m3[1] + \
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m0[3]*m1[0]*m2[2]*m3[1] - m0[0]*m1[3]*m2[2]*m3[1] - \
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m0[3]*m1[0]*m2[2]*m3[1] - m0[0]*m1[3]*m2[2]*m3[1] - \
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m0[2]*m1[0]*m2[3]*m3[1] + m0[0]*m1[2]*m2[3]*m3[1] + \
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m0[2]*m1[0]*m2[3]*m3[1] + m0[0]*m1[2]*m2[3]*m3[1] + \
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m0[3]*m1[1]*m2[0]*m3[2] - m0[1]*m1[3]*m2[0]*m3[2] - \
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m0[3]*m1[1]*m2[0]*m3[2] - m0[1]*m1[3]*m2[0]*m3[2] - \
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m0[3]*m1[0]*m2[1]*m3[2] + m0[0]*m1[3]*m2[1]*m3[2] + \
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m0[3]*m1[0]*m2[1]*m3[2] + m0[0]*m1[3]*m2[1]*m3[2] + \
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m0[1]*m1[0]*m2[3]*m3[2] - m0[0]*m1[1]*m2[3]*m3[2] - \
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m0[1]*m1[0]*m2[3]*m3[2] - m0[0]*m1[1]*m2[3]*m3[2] - \
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m0[2]*m1[1]*m2[0]*m3[3] + m0[1]*m1[2]*m2[0]*m3[3] + \
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m0[2]*m1[1]*m2[0]*m3[3] + m0[1]*m1[2]*m2[0]*m3[3] + \
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m0[2]*m1[0]*m2[1]*m3[3] - m0[0]*m1[2]*m2[1]*m3[3] - \
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m0[2]*m1[0]*m2[1]*m3[3] - m0[0]*m1[2]*m2[1]*m3[3] - \
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m0[1]*m1[0]*m2[2]*m3[3] + m0[0]*m1[1]*m2[2]*m3[3]
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m0[1]*m1[0]*m2[2]*m3[3] + m0[0]*m1[1]*m2[2]*m3[3]
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return[[( m1[2]*m2[3]*m3[1] - m1[3]*m2[2]*m3[1] + m1[3]*m2[1]*m3[2] - m1[1]*m2[3]*m3[2] - m1[2]*m2[1]*m3[3] + m1[1]*m2[2]*m3[3]) /det,
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return[[( m1[2]*m2[3]*m3[1] - m1[3]*m2[2]*m3[1] + m1[3]*m2[1]*m3[2] - m1[1]*m2[3]*m3[2] - m1[2]*m2[1]*m3[3] + m1[1]*m2[2]*m3[3]) /det,
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( m0[3]*m2[2]*m3[1] - m0[2]*m2[3]*m3[1] - m0[3]*m2[1]*m3[2] + m0[1]*m2[3]*m3[2] + m0[2]*m2[1]*m3[3] - m0[1]*m2[2]*m3[3]) /det,
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( m0[3]*m2[2]*m3[1] - m0[2]*m2[3]*m3[1] - m0[3]*m2[1]*m3[2] + m0[1]*m2[3]*m3[2] + m0[2]*m2[1]*m3[3] - m0[1]*m2[2]*m3[3]) /det,
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( m0[2]*m1[3]*m3[1] - m0[3]*m1[2]*m3[1] + m0[3]*m1[1]*m3[2] - m0[1]*m1[3]*m3[2] - m0[2]*m1[1]*m3[3] + m0[1]*m1[2]*m3[3]) /det,
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( m0[2]*m1[3]*m3[1] - m0[3]*m1[2]*m3[1] + m0[3]*m1[1]*m3[2] - m0[1]*m1[3]*m3[2] - m0[2]*m1[1]*m3[3] + m0[1]*m1[2]*m3[3]) /det,
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( m0[3]*m1[2]*m2[1] - m0[2]*m1[3]*m2[1] - m0[3]*m1[1]*m2[2] + m0[1]*m1[3]*m2[2] + m0[2]*m1[1]*m2[3] - m0[1]*m1[2]*m2[3]) /det],
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( m0[3]*m1[2]*m2[1] - m0[2]*m1[3]*m2[1] - m0[3]*m1[1]*m2[2] + m0[1]*m1[3]*m2[2] + m0[2]*m1[1]*m2[3] - m0[1]*m1[2]*m2[3]) /det],
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[( m1[3]*m2[2]*m3[0] - m1[2]*m2[3]*m3[0] - m1[3]*m2[0]*m3[2] + m1[0]*m2[3]*m3[2] + m1[2]*m2[0]*m3[3] - m1[0]*m2[2]*m3[3]) /det,
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[( m1[3]*m2[2]*m3[0] - m1[2]*m2[3]*m3[0] - m1[3]*m2[0]*m3[2] + m1[0]*m2[3]*m3[2] + m1[2]*m2[0]*m3[3] - m1[0]*m2[2]*m3[3]) /det,
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( m0[2]*m2[3]*m3[0] - m0[3]*m2[2]*m3[0] + m0[3]*m2[0]*m3[2] - m0[0]*m2[3]*m3[2] - m0[2]*m2[0]*m3[3] + m0[0]*m2[2]*m3[3]) /det,
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( m0[2]*m2[3]*m3[0] - m0[3]*m2[2]*m3[0] + m0[3]*m2[0]*m3[2] - m0[0]*m2[3]*m3[2] - m0[2]*m2[0]*m3[3] + m0[0]*m2[2]*m3[3]) /det,
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( m0[3]*m1[2]*m3[0] - m0[2]*m1[3]*m3[0] - m0[3]*m1[0]*m3[2] + m0[0]*m1[3]*m3[2] + m0[2]*m1[0]*m3[3] - m0[0]*m1[2]*m3[3]) /det,
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( m0[3]*m1[2]*m3[0] - m0[2]*m1[3]*m3[0] - m0[3]*m1[0]*m3[2] + m0[0]*m1[3]*m3[2] + m0[2]*m1[0]*m3[3] - m0[0]*m1[2]*m3[3]) /det,
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( m0[2]*m1[3]*m2[0] - m0[3]*m1[2]*m2[0] + m0[3]*m1[0]*m2[2] - m0[0]*m1[3]*m2[2] - m0[2]*m1[0]*m2[3] + m0[0]*m1[2]*m2[3]) /det],
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( m0[2]*m1[3]*m2[0] - m0[3]*m1[2]*m2[0] + m0[3]*m1[0]*m2[2] - m0[0]*m1[3]*m2[2] - m0[2]*m1[0]*m2[3] + m0[0]*m1[2]*m2[3]) /det],
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[( m1[1]*m2[3]*m3[0] - m1[3]*m2[1]*m3[0] + m1[3]*m2[0]*m3[1] - m1[0]*m2[3]*m3[1] - m1[1]*m2[0]*m3[3] + m1[0]*m2[1]*m3[3]) /det,
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[( m1[1]*m2[3]*m3[0] - m1[3]*m2[1]*m3[0] + m1[3]*m2[0]*m3[1] - m1[0]*m2[3]*m3[1] - m1[1]*m2[0]*m3[3] + m1[0]*m2[1]*m3[3]) /det,
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( m0[3]*m2[1]*m3[0] - m0[1]*m2[3]*m3[0] - m0[3]*m2[0]*m3[1] + m0[0]*m2[3]*m3[1] + m0[1]*m2[0]*m3[3] - m0[0]*m2[1]*m3[3]) /det,
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( m0[3]*m2[1]*m3[0] - m0[1]*m2[3]*m3[0] - m0[3]*m2[0]*m3[1] + m0[0]*m2[3]*m3[1] + m0[1]*m2[0]*m3[3] - m0[0]*m2[1]*m3[3]) /det,
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( m0[1]*m1[3]*m3[0] - m0[3]*m1[1]*m3[0] + m0[3]*m1[0]*m3[1] - m0[0]*m1[3]*m3[1] - m0[1]*m1[0]*m3[3] + m0[0]*m1[1]*m3[3]) /det,
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( m0[1]*m1[3]*m3[0] - m0[3]*m1[1]*m3[0] + m0[3]*m1[0]*m3[1] - m0[0]*m1[3]*m3[1] - m0[1]*m1[0]*m3[3] + m0[0]*m1[1]*m3[3]) /det,
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( m0[3]*m1[1]*m2[0] - m0[1]*m1[3]*m2[0] - m0[3]*m1[0]*m2[1] + m0[0]*m1[3]*m2[1] + m0[1]*m1[0]*m2[3] - m0[0]*m1[1]*m2[3]) /det],
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( m0[3]*m1[1]*m2[0] - m0[1]*m1[3]*m2[0] - m0[3]*m1[0]*m2[1] + m0[0]*m1[3]*m2[1] + m0[1]*m1[0]*m2[3] - m0[0]*m1[1]*m2[3]) /det],
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[( m1[2]*m2[1]*m3[0] - m1[1]*m2[2]*m3[0] - m1[2]*m2[0]*m3[1] + m1[0]*m2[2]*m3[1] + m1[1]*m2[0]*m3[2] - m1[0]*m2[1]*m3[2]) /det,
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[( m1[2]*m2[1]*m3[0] - m1[1]*m2[2]*m3[0] - m1[2]*m2[0]*m3[1] + m1[0]*m2[2]*m3[1] + m1[1]*m2[0]*m3[2] - m1[0]*m2[1]*m3[2]) /det,
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( m0[1]*m2[2]*m3[0] - m0[2]*m2[1]*m3[0] + m0[2]*m2[0]*m3[1] - m0[0]*m2[2]*m3[1] - m0[1]*m2[0]*m3[2] + m0[0]*m2[1]*m3[2]) /det,
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( m0[1]*m2[2]*m3[0] - m0[2]*m2[1]*m3[0] + m0[2]*m2[0]*m3[1] - m0[0]*m2[2]*m3[1] - m0[1]*m2[0]*m3[2] + m0[0]*m2[1]*m3[2]) /det,
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( m0[2]*m1[1]*m3[0] - m0[1]*m1[2]*m3[0] - m0[2]*m1[0]*m3[1] + m0[0]*m1[2]*m3[1] + m0[1]*m1[0]*m3[2] - m0[0]*m1[1]*m3[2]) /det,
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( m0[2]*m1[1]*m3[0] - m0[1]*m1[2]*m3[0] - m0[2]*m1[0]*m3[1] + m0[0]*m1[2]*m3[1] + m0[1]*m1[0]*m3[2] - m0[0]*m1[1]*m3[2]) /det,
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( m0[1]*m1[2]*m2[0] - m0[2]*m1[1]*m2[0] + m0[2]*m1[0]*m2[1] - m0[0]*m1[2]*m2[1] - m0[1]*m1[0]*m2[2] + m0[0]*m1[1]*m2[2]) /det]]
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( m0[1]*m1[2]*m2[0] - m0[2]*m1[1]*m2[0] + m0[2]*m1[0]*m2[1] - m0[0]*m1[2]*m2[1] - m0[1]*m1[0]*m2[2] + m0[0]*m1[1]*m2[2]) /det]]
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def get_bounding_box(scene):
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def get_bounding_box(scene):
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bb_min = [1e10, 1e10, 1e10] # x,y,z
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bb_min = [1e10, 1e10, 1e10] # x,y,z
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bb_max = [-1e10, -1e10, -1e10] # x,y,z
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bb_max = [-1e10, -1e10, -1e10] # x,y,z
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inv = numpy.linalg.inv if numpy else _inv
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inv = numpy.linalg.inv if numpy else _inv
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return get_bounding_box_for_node(scene.rootnode, bb_min, bb_max, inv(scene.rootnode.transformation))
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return get_bounding_box_for_node(scene.rootnode, bb_min, bb_max, inv(scene.rootnode.transformation))
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def get_bounding_box_for_node(node, bb_min, bb_max, transformation):
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def get_bounding_box_for_node(node, bb_min, bb_max, transformation):
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if numpy:
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if numpy:
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transformation = numpy.dot(transformation, node.transformation)
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transformation = numpy.dot(transformation, node.transformation)
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else:
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else:
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t0,t1,t2,t3 = transformation
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t0,t1,t2,t3 = transformation
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T0,T1,T2,T3 = node.transformation
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T0,T1,T2,T3 = node.transformation
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transformation = [ [
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transformation = [ [
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t0[0]*T0[0] + t0[1]*T1[0] + t0[2]*T2[0] + t0[3]*T3[0],
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t0[0]*T0[0] + t0[1]*T1[0] + t0[2]*T2[0] + t0[3]*T3[0],
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t0[0]*T0[1] + t0[1]*T1[1] + t0[2]*T2[1] + t0[3]*T3[1],
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t0[0]*T0[1] + t0[1]*T1[1] + t0[2]*T2[1] + t0[3]*T3[1],
|
t0[0]*T0[2] + t0[1]*T1[2] + t0[2]*T2[2] + t0[3]*T3[2],
|
||||||
t0[0]*T0[2] + t0[1]*T1[2] + t0[2]*T2[2] + t0[3]*T3[2],
|
t0[0]*T0[3] + t0[1]*T1[3] + t0[2]*T2[3] + t0[3]*T3[3]
|
||||||
t0[0]*T0[3] + t0[1]*T1[3] + t0[2]*T2[3] + t0[3]*T3[3]
|
],[
|
||||||
],[
|
t1[0]*T0[0] + t1[1]*T1[0] + t1[2]*T2[0] + t1[3]*T3[0],
|
||||||
t1[0]*T0[0] + t1[1]*T1[0] + t1[2]*T2[0] + t1[3]*T3[0],
|
t1[0]*T0[1] + t1[1]*T1[1] + t1[2]*T2[1] + t1[3]*T3[1],
|
||||||
t1[0]*T0[1] + t1[1]*T1[1] + t1[2]*T2[1] + t1[3]*T3[1],
|
t1[0]*T0[2] + t1[1]*T1[2] + t1[2]*T2[2] + t1[3]*T3[2],
|
||||||
t1[0]*T0[2] + t1[1]*T1[2] + t1[2]*T2[2] + t1[3]*T3[2],
|
t1[0]*T0[3] + t1[1]*T1[3] + t1[2]*T2[3] + t1[3]*T3[3]
|
||||||
t1[0]*T0[3] + t1[1]*T1[3] + t1[2]*T2[3] + t1[3]*T3[3]
|
],[
|
||||||
],[
|
t2[0]*T0[0] + t2[1]*T1[0] + t2[2]*T2[0] + t2[3]*T3[0],
|
||||||
t2[0]*T0[0] + t2[1]*T1[0] + t2[2]*T2[0] + t2[3]*T3[0],
|
t2[0]*T0[1] + t2[1]*T1[1] + t2[2]*T2[1] + t2[3]*T3[1],
|
||||||
t2[0]*T0[1] + t2[1]*T1[1] + t2[2]*T2[1] + t2[3]*T3[1],
|
t2[0]*T0[2] + t2[1]*T1[2] + t2[2]*T2[2] + t2[3]*T3[2],
|
||||||
t2[0]*T0[2] + t2[1]*T1[2] + t2[2]*T2[2] + t2[3]*T3[2],
|
t2[0]*T0[3] + t2[1]*T1[3] + t2[2]*T2[3] + t2[3]*T3[3]
|
||||||
t2[0]*T0[3] + t2[1]*T1[3] + t2[2]*T2[3] + t2[3]*T3[3]
|
],[
|
||||||
],[
|
t3[0]*T0[0] + t3[1]*T1[0] + t3[2]*T2[0] + t3[3]*T3[0],
|
||||||
t3[0]*T0[0] + t3[1]*T1[0] + t3[2]*T2[0] + t3[3]*T3[0],
|
t3[0]*T0[1] + t3[1]*T1[1] + t3[2]*T2[1] + t3[3]*T3[1],
|
||||||
t3[0]*T0[1] + t3[1]*T1[1] + t3[2]*T2[1] + t3[3]*T3[1],
|
t3[0]*T0[2] + t3[1]*T1[2] + t3[2]*T2[2] + t3[3]*T3[2],
|
||||||
t3[0]*T0[2] + t3[1]*T1[2] + t3[2]*T2[2] + t3[3]*T3[2],
|
t3[0]*T0[3] + t3[1]*T1[3] + t3[2]*T2[3] + t3[3]*T3[3]
|
||||||
t3[0]*T0[3] + t3[1]*T1[3] + t3[2]*T2[3] + t3[3]*T3[3]
|
] ]
|
||||||
] ]
|
|
||||||
|
for mesh in node.meshes:
|
||||||
for mesh in node.meshes:
|
for v in mesh.vertices:
|
||||||
for v in mesh.vertices:
|
v = transform(v, transformation)
|
||||||
v = transform(v, transformation)
|
bb_min[0] = min(bb_min[0], v[0])
|
||||||
bb_min[0] = min(bb_min[0], v[0])
|
bb_min[1] = min(bb_min[1], v[1])
|
||||||
bb_min[1] = min(bb_min[1], v[1])
|
bb_min[2] = min(bb_min[2], v[2])
|
||||||
bb_min[2] = min(bb_min[2], v[2])
|
bb_max[0] = max(bb_max[0], v[0])
|
||||||
bb_max[0] = max(bb_max[0], v[0])
|
bb_max[1] = max(bb_max[1], v[1])
|
||||||
bb_max[1] = max(bb_max[1], v[1])
|
bb_max[2] = max(bb_max[2], v[2])
|
||||||
bb_max[2] = max(bb_max[2], v[2])
|
|
||||||
|
|
||||||
|
for child in node.children:
|
||||||
for child in node.children:
|
bb_min, bb_max = get_bounding_box_for_node(child, bb_min, bb_max, transformation)
|
||||||
bb_min, bb_max = get_bounding_box_for_node(child, bb_min, bb_max, transformation)
|
|
||||||
|
return bb_min, bb_max
|
||||||
return bb_min, bb_max
|
|
||||||
|
def try_load_functions(library_path, dll):
|
||||||
def try_load_functions(library_path, dll):
|
'''
|
||||||
'''
|
Try to bind to aiImportFile and aiReleaseImport
|
||||||
Try to bind to aiImportFile and aiReleaseImport
|
|
||||||
|
Arguments
|
||||||
Arguments
|
---------
|
||||||
---------
|
library_path: path to current lib
|
||||||
library_path: path to current lib
|
dll: ctypes handle to library
|
||||||
dll: ctypes handle to library
|
|
||||||
|
Returns
|
||||||
Returns
|
---------
|
||||||
---------
|
If unsuccessful:
|
||||||
If unsuccessful:
|
None
|
||||||
None
|
If successful:
|
||||||
If successful:
|
Tuple containing (library_path,
|
||||||
Tuple containing (library_path,
|
load from filename function,
|
||||||
load from filename function,
|
load from memory function,
|
||||||
load from memory function,
|
export to filename function,
|
||||||
export to filename function,
|
export to blob function,
|
||||||
export to blob function,
|
release function,
|
||||||
release function,
|
ctypes handle to assimp library)
|
||||||
ctypes handle to assimp library)
|
'''
|
||||||
'''
|
|
||||||
|
try:
|
||||||
try:
|
load = dll.aiImportFile
|
||||||
load = dll.aiImportFile
|
release = dll.aiReleaseImport
|
||||||
release = dll.aiReleaseImport
|
load_mem = dll.aiImportFileFromMemory
|
||||||
load_mem = dll.aiImportFileFromMemory
|
export = dll.aiExportScene
|
||||||
export = dll.aiExportScene
|
export2blob = dll.aiExportSceneToBlob
|
||||||
export2blob = dll.aiExportSceneToBlob
|
except AttributeError:
|
||||||
except AttributeError:
|
#OK, this is a library, but it doesn't have the functions we need
|
||||||
#OK, this is a library, but it doesn't have the functions we need
|
return None
|
||||||
return None
|
|
||||||
|
# library found!
|
||||||
# library found!
|
from .structs import Scene, ExportDataBlob
|
||||||
from .structs import Scene, ExportDataBlob
|
load.restype = ctype.POINTER(Scene)
|
||||||
load.restype = POINTER(Scene)
|
load_mem.restype = ctype.POINTER(Scene)
|
||||||
load_mem.restype = POINTER(Scene)
|
export2blob.restype = ctype.POINTER(ExportDataBlob)
|
||||||
export2blob.restype = POINTER(ExportDataBlob)
|
return (library_path, load, load_mem, export, export2blob, release, dll)
|
||||||
return (library_path, load, load_mem, export, export2blob, release, dll)
|
|
||||||
|
def search_library():
|
||||||
def search_library():
|
'''
|
||||||
'''
|
Loads the assimp library.
|
||||||
Loads the assimp library.
|
Throws exception AssimpError if no library_path is found
|
||||||
Throws exception AssimpError if no library_path is found
|
|
||||||
|
Returns: tuple, (load from filename function,
|
||||||
Returns: tuple, (load from filename function,
|
load from memory function,
|
||||||
load from memory function,
|
export to filename function,
|
||||||
export to filename function,
|
export to blob function,
|
||||||
export to blob function,
|
release function,
|
||||||
release function,
|
dll)
|
||||||
dll)
|
'''
|
||||||
'''
|
#this path
|
||||||
#this path
|
folder = os.path.dirname(__file__)
|
||||||
folder = os.path.dirname(__file__)
|
|
||||||
|
# silence 'DLL not found' message boxes on win
|
||||||
# silence 'DLL not found' message boxes on win
|
try:
|
||||||
try:
|
ctypes.windll.kernel32.SetErrorMode(0x8007)
|
||||||
ctypes.windll.kernel32.SetErrorMode(0x8007)
|
except AttributeError:
|
||||||
except AttributeError:
|
pass
|
||||||
pass
|
|
||||||
|
candidates = []
|
||||||
candidates = []
|
# test every file
|
||||||
# test every file
|
for curfolder in [folder]+additional_dirs:
|
||||||
for curfolder in [folder]+additional_dirs:
|
if os.path.isdir(curfolder):
|
||||||
if os.path.isdir(curfolder):
|
for filename in os.listdir(curfolder):
|
||||||
for filename in os.listdir(curfolder):
|
# our minimum requirement for candidates is that
|
||||||
# our minimum requirement for candidates is that
|
# they should contain 'assimp' somewhere in
|
||||||
# they should contain 'assimp' somewhere in
|
# their name
|
||||||
# their name
|
if filename.lower().find('assimp')==-1 :
|
||||||
if filename.lower().find('assimp')==-1 :
|
continue
|
||||||
continue
|
is_out=1
|
||||||
is_out=1
|
for et in ext_whitelist:
|
||||||
for et in ext_whitelist:
|
if et in filename.lower():
|
||||||
if et in filename.lower():
|
is_out=0
|
||||||
is_out=0
|
break
|
||||||
break
|
if is_out:
|
||||||
if is_out:
|
continue
|
||||||
continue
|
|
||||||
|
library_path = os.path.join(curfolder, filename)
|
||||||
library_path = os.path.join(curfolder, filename)
|
logger.debug('Try ' + library_path)
|
||||||
logger.debug('Try ' + library_path)
|
try:
|
||||||
try:
|
dll = ctypes.cdll.LoadLibrary(library_path)
|
||||||
dll = ctypes.cdll.LoadLibrary(library_path)
|
except Exception as e:
|
||||||
except Exception as e:
|
logger.warning(str(e))
|
||||||
logger.warning(str(e))
|
# OK, this except is evil. But different OSs will throw different
|
||||||
# OK, this except is evil. But different OSs will throw different
|
# errors. So just ignore any errors.
|
||||||
# errors. So just ignore any errors.
|
continue
|
||||||
continue
|
# see if the functions we need are in the dll
|
||||||
# see if the functions we need are in the dll
|
loaded = try_load_functions(library_path, dll)
|
||||||
loaded = try_load_functions(library_path, dll)
|
if loaded: candidates.append(loaded)
|
||||||
if loaded: candidates.append(loaded)
|
|
||||||
|
if not candidates:
|
||||||
if not candidates:
|
# no library found
|
||||||
# no library found
|
raise AssimpError("assimp library not found")
|
||||||
raise AssimpError("assimp library not found")
|
else:
|
||||||
else:
|
# get the newest library_path
|
||||||
# get the newest library_path
|
candidates = map(lambda x: (os.lstat(x[0])[-2], x), candidates)
|
||||||
candidates = map(lambda x: (os.lstat(x[0])[-2], x), candidates)
|
res = max(candidates, key=operator.itemgetter(0))[1]
|
||||||
res = max(candidates, key=operator.itemgetter(0))[1]
|
logger.debug('Using assimp library located at ' + res[0])
|
||||||
logger.debug('Using assimp library located at ' + res[0])
|
|
||||||
|
# XXX: if there are 1000 dll/so files containing 'assimp'
|
||||||
# XXX: if there are 1000 dll/so files containing 'assimp'
|
# in their name, do we have all of them in our address
|
||||||
# in their name, do we have all of them in our address
|
# space now until gc kicks in?
|
||||||
# space now until gc kicks in?
|
|
||||||
|
# XXX: take version postfix of the .so on linux?
|
||||||
# XXX: take version postfix of the .so on linux?
|
return res[1:]
|
||||||
return res[1:]
|
|
||||||
|
def hasattr_silent(object, name):
|
||||||
def hasattr_silent(object, name):
|
"""
|
||||||
"""
|
Calls hasttr() with the given parameters and preserves the legacy (pre-Python 3.2)
|
||||||
Calls hasttr() with the given parameters and preserves the legacy (pre-Python 3.2)
|
functionality of silently catching exceptions.
|
||||||
functionality of silently catching exceptions.
|
|
||||||
|
Returns the result of hasatter() or False if an exception was raised.
|
||||||
Returns the result of hasatter() or False if an exception was raised.
|
"""
|
||||||
"""
|
|
||||||
|
try:
|
||||||
try:
|
return hasattr(object, name)
|
||||||
return hasattr(object, name)
|
except AttributeError:
|
||||||
except:
|
return False
|
||||||
return False
|
|
||||||
|
|
|
@ -435,6 +435,7 @@ aiProcess_Debone = 0x4000000
|
||||||
aiProcess_GenEntityMeshes = 0x100000
|
aiProcess_GenEntityMeshes = 0x100000
|
||||||
aiProcess_OptimizeAnimations = 0x200000
|
aiProcess_OptimizeAnimations = 0x200000
|
||||||
aiProcess_FixTexturePaths = 0x200000
|
aiProcess_FixTexturePaths = 0x200000
|
||||||
|
aiProcess_EmbedTextures = 0x10000000,
|
||||||
|
|
||||||
## @def aiProcess_ConvertToLeftHanded
|
## @def aiProcess_ConvertToLeftHanded
|
||||||
# @brief Shortcut flag for Direct3D-based applications.
|
# @brief Shortcut flag for Direct3D-based applications.
|
||||||
|
|
|
@ -1,6 +1,6 @@
|
||||||
#-*- coding: UTF-8 -*-
|
#-*- coding: UTF-8 -*-
|
||||||
|
|
||||||
from ctypes import POINTER, c_void_p, c_int, c_uint, c_char, c_float, Structure, c_char_p, c_double, c_ubyte, c_size_t, c_uint32
|
from ctypes import POINTER, c_void_p, c_uint, c_char, c_float, Structure, c_char_p, c_double, c_ubyte, c_size_t, c_uint32
|
||||||
|
|
||||||
|
|
||||||
class Vector2D(Structure):
|
class Vector2D(Structure):
|
||||||
|
@ -70,7 +70,7 @@ class String(Structure):
|
||||||
See 'types.h' for details.
|
See 'types.h' for details.
|
||||||
"""
|
"""
|
||||||
|
|
||||||
MAXLEN = 1024
|
MAXLEN = 1024
|
||||||
|
|
||||||
_fields_ = [
|
_fields_ = [
|
||||||
# Binary length of the string excluding the terminal 0. This is NOT the
|
# Binary length of the string excluding the terminal 0. This is NOT the
|
||||||
|
|
|
@ -24,12 +24,13 @@ This sample is based on several sources, including:
|
||||||
- ASSIMP's C++ SimpleOpenGL viewer
|
- ASSIMP's C++ SimpleOpenGL viewer
|
||||||
"""
|
"""
|
||||||
|
|
||||||
import os, sys
|
import sys
|
||||||
from OpenGL.GLUT import *
|
from OpenGL.GLUT import *
|
||||||
from OpenGL.GLU import *
|
from OpenGL.GLU import *
|
||||||
from OpenGL.GL import *
|
from OpenGL.GL import *
|
||||||
|
|
||||||
import logging;logger = logging.getLogger("pyassimp_opengl")
|
import logging
|
||||||
|
logger = logging.getLogger("pyassimp_opengl")
|
||||||
logging.basicConfig(level=logging.INFO)
|
logging.basicConfig(level=logging.INFO)
|
||||||
|
|
||||||
import math
|
import math
|
||||||
|
|
|
@ -5,7 +5,7 @@
|
||||||
This module demonstrates the functionality of PyAssimp.
|
This module demonstrates the functionality of PyAssimp.
|
||||||
"""
|
"""
|
||||||
|
|
||||||
import os, sys
|
import sys
|
||||||
import logging
|
import logging
|
||||||
logging.basicConfig(level=logging.INFO)
|
logging.basicConfig(level=logging.INFO)
|
||||||
|
|
||||||
|
@ -50,8 +50,8 @@ def main(filename=None):
|
||||||
print(" colors:" + str(len(mesh.colors)))
|
print(" colors:" + str(len(mesh.colors)))
|
||||||
tcs = mesh.texturecoords
|
tcs = mesh.texturecoords
|
||||||
if tcs.any():
|
if tcs.any():
|
||||||
for index, tc in enumerate(tcs):
|
for tc_index, tc in enumerate(tcs):
|
||||||
print(" texture-coords "+ str(index) + ":" + str(len(tcs[index])) + "first3:" + str(tcs[index][:3]))
|
print(" texture-coords "+ str(tc_index) + ":" + str(len(tcs[tc_index])) + "first3:" + str(tcs[tc_index][:3]))
|
||||||
|
|
||||||
else:
|
else:
|
||||||
print(" no texture coordinates")
|
print(" no texture coordinates")
|
||||||
|
|
|
@ -291,7 +291,9 @@ def main():
|
||||||
#s += "#endif\n"
|
#s += "#endif\n"
|
||||||
|
|
||||||
output.write(templt.replace("<HERE>",s))
|
output.write(templt.replace("<HERE>",s))
|
||||||
|
|
||||||
|
# we got here, so no error
|
||||||
|
return 0
|
||||||
|
|
||||||
if __name__ == "__main__":
|
if __name__ == "__main__":
|
||||||
sys.exit(main())
|
sys.exit(main())
|
||||||
|
|
|
@ -151,11 +151,8 @@ def handle_unset_args(field,entity,schema,argnum):
|
||||||
return n+template_allow_optional.format()
|
return n+template_allow_optional.format()
|
||||||
|
|
||||||
def get_single_conversion(field,schema,argnum=0,classname='?'):
|
def get_single_conversion(field,schema,argnum=0,classname='?'):
|
||||||
typen = field.type
|
|
||||||
name = field.name
|
name = field.name
|
||||||
if field.collection:
|
return template_convert_single.format(name=name,argnum=argnum,classname=classname,full_type=field.fullspec)
|
||||||
typen = 'LIST'
|
|
||||||
return template_convert_single.format(type=typen,name=name,argnum=argnum,classname=classname,full_type=field.fullspec)
|
|
||||||
|
|
||||||
def count_args_up(entity,schema):
|
def count_args_up(entity,schema):
|
||||||
return len(entity.members) + (count_args_up(schema.entities[entity.parent],schema) if entity.parent else 0)
|
return len(entity.members) + (count_args_up(schema.entities[entity.parent],schema) if entity.parent else 0)
|
||||||
|
@ -218,7 +215,7 @@ def get_derived(e,schema):
|
||||||
return res
|
return res
|
||||||
|
|
||||||
def get_hierarchy(e,schema):
|
def get_hierarchy(e,schema):
|
||||||
return get_derived(e.schema)+[e.name]+get_base_classes(e,schema)
|
return get_derived(e, schema)+[e.name]+get_base_classes(e,schema)
|
||||||
|
|
||||||
def sort_entity_list(schema):
|
def sort_entity_list(schema):
|
||||||
deps = []
|
deps = []
|
||||||
|
@ -300,5 +297,8 @@ def work(filename):
|
||||||
with open(output_file_cpp,'wt') as outp:
|
with open(output_file_cpp,'wt') as outp:
|
||||||
outp.write(inp.read().replace('{schema-static-table}',schema_table).replace('{converter-impl}',converters))
|
outp.write(inp.read().replace('{schema-static-table}',schema_table).replace('{converter-impl}',converters))
|
||||||
|
|
||||||
|
# Finished without error, so return 0
|
||||||
|
return 0
|
||||||
|
|
||||||
if __name__ == "__main__":
|
if __name__ == "__main__":
|
||||||
sys.exit(work(sys.argv[1] if len(sys.argv)>1 else 'schema.exp'))
|
sys.exit(work(sys.argv[1] if len(sys.argv)>1 else 'schema.exp'))
|
||||||
|
|
|
@ -43,7 +43,8 @@
|
||||||
"""Parse an EXPRESS file and extract basic information on all
|
"""Parse an EXPRESS file and extract basic information on all
|
||||||
entities and data types contained"""
|
entities and data types contained"""
|
||||||
|
|
||||||
import sys, os, re
|
import sys
|
||||||
|
import re
|
||||||
from collections import OrderedDict
|
from collections import OrderedDict
|
||||||
|
|
||||||
re_match_entity = re.compile(r"""
|
re_match_entity = re.compile(r"""
|
||||||
|
|
Loading…
Reference in New Issue