//-*****************************************************************************
void IXformSchema::get( XformSample &oSamp, const Abc::ISampleSelector &iSS ) const
{
ALEMBIC_ABC_SAFE_CALL_BEGIN( "IXformSchema::get()" );
oSamp.reset();
if ( ! valid() ) { return; }
oSamp = m_sample;
if ( m_inheritsProperty && m_inheritsProperty.getNumSamples() > 0 )
{
oSamp.setInheritsXforms( m_inheritsProperty.getValue( iSS ) );
}
if ( ! m_valsProperty ) { return; }
AbcA::index_t numSamples = 0;
if ( m_useArrayProp )
{
numSamples = m_valsProperty->asArrayPtr()->getNumSamples();
}
else
{
numSamples = m_valsProperty->asScalarPtr()->getNumSamples();
}
if ( numSamples == 0 ) { return; }
AbcA::index_t sampIdx = iSS.getIndex( m_valsProperty->getTimeSampling(),
numSamples );
if ( sampIdx < 0 ) { return; }
this->getChannelValues( sampIdx, oSamp );
ALEMBIC_ABC_SAFE_CALL_END();
}
//-*****************************************************************************
void xformOut()
{
OArchive archive( Alembic::AbcCoreOgawa::WriteArchive(), "Xform1.abc" );
OXform a( OObject( archive, kTop ), "a" );
OXform b( a, "b" );
OXform c( b, "c" );
OXform d( c, "d" );
OXform e( d, "e" );
OXform f( e, "f" );
OXform g( f, "g" );
XformOp transop( kTranslateOperation, kTranslateHint );
XformOp scaleop( kScaleOperation, kScaleHint );
XformOp matrixop( kMatrixOperation, kMatrixHint );
TESTING_ASSERT( a.getSchema().getNumSamples() == 0 );
OBox3dProperty childBounds = a.getSchema().getChildBoundsProperty();
XformSample asamp;
for ( size_t i = 0; i < 20; ++i )
{
asamp.addOp( transop, V3d( 12.0, i + 42.0, 20.0 ) );
if ( i >= 18 )
{
childBounds.set( Abc::Box3d( V3d( -1.0, -1.0, -1.0 ),
V3d( 1.0, 1.0, 1.0 ) ) );
}
else
{
childBounds.set( Abc::Box3d() );
}
a.getSchema().set( asamp );
}
XformSample bsamp;
for ( size_t i = 0 ; i < 20 ; ++i )
{
bsamp.setInheritsXforms( (bool)(i&1) );
b.getSchema().set( bsamp );
}
// for c we write nothing
XformSample dsamp;
dsamp.addOp( scaleop, V3d( 3.0, 6.0, 9.0 ) );
d.getSchema().set( dsamp );
XformSample esamp;
M44d identmat;
identmat.makeIdentity();
esamp.addOp( transop, V3d( 0.0, 0.0, 0.0 ) );
esamp.addOp( XformOp( kMatrixOperation, kMatrixHint ), identmat );
esamp.addOp( scaleop, V3d( 1.0, 1.0, 1.0 ) );
e.getSchema().set( esamp );
XformSample fsamp;
fsamp.addOp( transop, V3d( 3.0, -4.0, 5.0 ) );
f.getSchema().set( fsamp );
// this will cause the Xform's values property to be an ArrayProperty,
// since there will be 20 * 16 channels.
XformSample gsamp;
Abc::M44d gmatrix;
gmatrix.makeIdentity();
for ( size_t i = 0 ; i < 20 ; ++i )
{
gmatrix.x[0][1] = (double)i;
gsamp.addOp( matrixop, gmatrix );
}
g.getSchema().set( gsamp );
}