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#-******************************************************************************
#
# Copyright (c) 2012,
# Sony Pictures Imageworks Inc. and
# Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd.
#
# 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 Sony Pictures Imageworks, nor
# Industrial Light & Magic, nor the names of their 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.
#
#-******************************************************************************
import unittest
from alembic.AbcCoreAbstract import *
from alembic.Abc import *
from alembic.AbcGeom import *
from alembic.Util import *
from cubeData import *
# In this test, we export a polygon cube with xform data
# The cube is animated by manipulating the xform transforms
# over time.
# This is the scatch of the file hierarchy.
# Abc
# |- Xform
# |- .inherits
# |- .ops
# |- .vals
# |- PolyMesh
# |- .faceCounts
# |- .faceIndices
# |- P
# |- .selfBnds
# TimeSampling data
tvec = TimeVector()
tvec[:] = [ 1, 2, 3 ]
timePerCycle = 3.0
numSamplesPerCycle = len(tvec)
tst = TimeSamplingType( numSamplesPerCycle, timePerCycle )
ts = TimeSampling( tst, tvec )
class CacheCubeTest2(unittest.TestCase):
# Test exporting a simple cube quad mesh
def testExportCubeGeom(self):
# create the archive
top = OArchive( 'cube2.abc' ).getTop()
tsidx = top.getArchive().addTimeSampling(ts)
# create the top xform
xform = OXform(top, 'cube1', tsidx)
xsamp = XformSample()
xform.getSchema().set(xsamp)
# the mesh shape
meshObj = OPolyMesh(xform, 'cube1Shape')
mesh = meshObj.getSchema()
mesh_samp = OPolyMeshSchemaSample(points, faceIndices, faceCounts)
mesh_samp.setSelfBounds(selfBnds)
mesh.set(mesh_samp)
# Test importing the exported quad mesh
def testImportCubeGeom(self):
top = IArchive( 'cube2.abc' ).getTop()
self.assertEqual(top.getNumChildren(), 1)
# xform
xform = IXform(top, 'cube1')
self.assertEqual(xform.getName(), 'cube1')
self.assertEqual(xform.getSchema().getNumSamples(), 1)
# polymesh
meshObj = IPolyMesh(xform, 'cube1Shape')
mesh = meshObj.getSchema()
self.assertEqual(mesh.getNumSamples(), 1)
mesh_samp = mesh.getValue(ISampleSelector(0))
self.assertEqual(mesh_samp.getPositions(), points)
self.assertEqual(mesh_samp.getFaceCounts(), faceCounts)
self.assertEqual(mesh_samp.getFaceIndices(), faceIndices)
self.assertEqual(mesh_samp.getSelfBounds(), selfBnds)
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