void ICameraSchema::get( CameraSample & oSample,
const Abc::ISampleSelector &iSS ) const
{
ALEMBIC_ABC_SAFE_CALL_BEGIN( "ICameraSchema::get()" );
double sampleData[16];
m_coreProperties.get( sampleData, iSS );
oSample.reset();
oSample.setFocalLength( sampleData[0] );
oSample.setHorizontalAperture( sampleData[1] );
oSample.setHorizontalFilmOffset( sampleData[2] );
oSample.setVerticalAperture( sampleData[3] );
oSample.setVerticalFilmOffset( sampleData[4] );
oSample.setLensSqueezeRatio( sampleData[5] );
oSample.setOverScanLeft(sampleData[6]);
oSample.setOverScanRight(sampleData[7]);
oSample.setOverScanTop(sampleData[8]);
oSample.setOverScanBottom(sampleData[9]);
oSample.setFStop(sampleData[10]);
oSample.setFocusDistance(sampleData[11]);
oSample.setShutterOpen(sampleData[12]);
oSample.setShutterClose(sampleData[13]);
oSample.setNearClippingPlane(sampleData[14]);
oSample.setFarClippingPlane(sampleData[15]);
if ( m_smallFilmBackChannels &&
m_smallFilmBackChannels.getNumSamples() > 0 )
{
AbcA::index_t sampIdx = iSS.getIndex(
m_coreProperties.getTimeSampling(),
m_smallFilmBackChannels.getNumSamples() );
std::vector < double > channels (
m_smallFilmBackChannels.getDataType().getExtent() );
m_smallFilmBackChannels.get( &channels.front(), sampIdx );
std::size_t numOps = m_ops.size();
std::size_t curChan = 0;
for ( std::size_t i = 0; i < numOps; ++i )
{
oSample.addOp( m_ops[i] );
FilmBackXformOp & curOp = oSample[i];
std::size_t opChannels = curOp.getNumChannels();
for ( std::size_t j = 0; j < opChannels; ++j, ++curChan )
{
curOp.setChannelValue( j, channels[curChan] );
}
}
}
else if ( m_largeFilmBackChannels &&
m_largeFilmBackChannels.getNumSamples() > 0 )
{
AbcA::index_t sampIdx = iSS.getIndex(
m_coreProperties.getTimeSampling(),
m_largeFilmBackChannels.getNumSamples() );
Abc::DoubleArraySamplePtr chanSamp;
m_largeFilmBackChannels.get( chanSamp, sampIdx );
std::size_t numOps = m_ops.size();
std::size_t curChan = 0;
for ( std::size_t i = 0; i < numOps; ++i )
{
oSample.addOp( m_ops[i] );
FilmBackXformOp & curOp = oSample[i];
std::size_t opChannels = curOp.getNumChannels();
for ( std::size_t j = 0; j < opChannels; ++j, ++curChan )
{
curOp.setChannelValue( j, (*chanSamp)[curChan] );
}
}
}
ALEMBIC_ABC_SAFE_CALL_END();
}
//-*****************************************************************************
void corePropertiesTest()
{
std::string fileName = "camera2.abc";
{
OArchive archive( Alembic::AbcCoreHDF5::WriteArchive(), fileName );
CameraSample samp;
OCamera camObj( OObject( archive, kTop ), "cam" );
OCameraSchema camSchema = camObj.getSchema();
// set some nonsense values just to test reading/writing
for ( std::size_t i = 0; i < 10; ++i )
{
samp.setFocalLength( i * 1000.0 + 1.0 );
samp.setHorizontalAperture( i * 1000.0 + 2.0 );
samp.setVerticalAperture( i * 1000.0 + 3.0 );
samp.setHorizontalFilmOffset( i * 1000.0 + 4.0 );
samp.setVerticalFilmOffset( i * 1000.0 + 5.0 );
samp.setLensSqueezeRatio( i * 1000.0 + 6.0 );
samp.setOverScanLeft( i * 1000.0 + 7.0 );
samp.setOverScanRight( i * 1000.0 + 8.0 );
samp.setOverScanTop( i * 1000.0 + 9.0 );
samp.setOverScanBottom( i * 1000.0 + 10.0 );
samp.setFStop( i * 1000.0 + 11.0 );
samp.setFocusDistance( i * 1000.0 + 12.0 );
samp.setShutterOpen( i * 1000.0 + 13.0 );
samp.setShutterClose( i * 1000.0 + 14.0 );
samp.setNearClippingPlane( i * 1000.0 + 15.0 );
samp.setFarClippingPlane( i * 1000.0 + 16.0 );
camSchema.set( samp );
}
}
{
M33d identity;
identity.makeIdentity();
CameraSample samp;
IArchive archive( Alembic::AbcCoreHDF5::ReadArchive(), fileName );
ICamera cam( IObject( archive, kTop ), "cam" );
TESTING_ASSERT( cam.getSchema().getNumSamples() == 10 );
for ( std::size_t i; i < 10; ++i )
{
cam.getSchema().get( samp );
TESTING_ASSERT( almostEqual( samp.getFocalLength(),
1000.0 * i + 1.0 ) );
TESTING_ASSERT( almostEqual( samp.getHorizontalAperture(),
1000.0 * i + 2.0 ) );
TESTING_ASSERT( almostEqual( samp.getVerticalAperture(),
1000.0 * i + 3.0 ) );
TESTING_ASSERT( almostEqual( samp.getHorizontalFilmOffset(),
1000.0 * i + 4.0 ) );
TESTING_ASSERT( almostEqual( samp.getVerticalFilmOffset(),
1000.0 * i + 5.0 ) );
TESTING_ASSERT( almostEqual( samp.getLensSqueezeRatio(),
1000.0 * i + 6.0 ) );
TESTING_ASSERT( almostEqual( samp.getOverScanLeft(),
1000.0 * i + 7.0 ) );
TESTING_ASSERT( almostEqual( samp.getOverScanRight(),
1000.0 * i + 8.0 ) );
TESTING_ASSERT( almostEqual( samp.getOverScanTop(),
1000.0 * i + 9.0 ) );
TESTING_ASSERT( almostEqual( samp.getOverScanBottom(),
1000.0 * i + 10.0 ) );
TESTING_ASSERT( almostEqual( samp.getFStop(),
1000.0 * i + 11.0 ) );
TESTING_ASSERT( almostEqual( samp.getFocusDistance(),
1000.0 * i + 12.0 ) );
TESTING_ASSERT( almostEqual( samp.getShutterOpen(),
1000.0 * i + 13.0 ) );
TESTING_ASSERT( almostEqual( samp.getShutterClose(),
1000.0 * i + 14.0 ) );
TESTING_ASSERT( almostEqual( samp.getNearClippingPlane(),
1000.0 * i + 15.0 ) );
TESTING_ASSERT( almostEqual( samp.getFarClippingPlane(),
1000.0 * i + 16.0 ) );
TESTING_ASSERT( samp.getNumOps() == 0 );
TESTING_ASSERT( samp.getNumOpChannels() == 0 );
}
}
}
